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sdk/trace: Remove internaltest package (#6846)
Closes #6540 Closes #6535
This commit is contained in:
Joe Stephenson
GitHub
@ -1,11 +0,0 @@
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// Copyright The OpenTelemetry Authors
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// SPDX-License-Identifier: Apache-2.0
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// Package internal contains utility functions and internal implementations
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package internal // import "go.opentelemetry.io/otel/internal"
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//go:generate gotmpl --body=./shared/internaltest/doc.go.tmpl "--data={}" --out=internaltest/doc.go
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//go:generate gotmpl --body=./shared/internaltest/text_map_carrier.go.tmpl "--data={}" --out=internaltest/text_map_carrier.go
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//go:generate gotmpl --body=./shared/internaltest/text_map_carrier_test.go.tmpl "--data={}" --out=internaltest/text_map_carrier_test.go
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//go:generate gotmpl --body=./shared/internaltest/text_map_propagator.go.tmpl "--data={}" --out=internaltest/text_map_propagator.go
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//go:generate gotmpl --body=./shared/internaltest/text_map_propagator_test.go.tmpl "--data={}" --out=internaltest/text_map_propagator_test.go
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@ -1,8 +0,0 @@
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// Code generated by gotmpl. DO NOT MODIFY.
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// source: internal/shared/internaltest/doc.go.tmpl
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// Copyright The OpenTelemetry Authors
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// SPDX-License-Identifier: Apache-2.0
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// Package internaltest provides testing functionality.
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package internaltest
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@ -1,90 +0,0 @@
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// Code generated by gotmpl. DO NOT MODIFY.
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// source: internal/shared/internaltest/env.go.tmpl
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// Copyright The OpenTelemetry Authors
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// SPDX-License-Identifier: Apache-2.0
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package internaltest
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import (
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"os"
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)
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type Env struct {
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Name string
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Value string
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Exists bool
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}
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// EnvStore stores and recovers environment variables.
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type EnvStore interface {
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// Records the environment variable into the store.
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Record(key string)
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// Restore recovers the environment variables in the store.
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Restore() error
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}
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var _ EnvStore = (*envStore)(nil)
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type envStore struct {
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store map[string]Env
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}
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func (s *envStore) add(env Env) {
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s.store[env.Name] = env
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}
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func (s *envStore) Restore() error {
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var err error
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for _, v := range s.store {
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if v.Exists {
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err = os.Setenv(v.Name, v.Value)
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} else {
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err = os.Unsetenv(v.Name)
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}
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if err != nil {
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return err
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}
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}
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return nil
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}
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func (s *envStore) setEnv(key, value string) error {
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s.Record(key)
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err := os.Setenv(key, value)
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if err != nil {
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return err
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}
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return nil
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}
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func (s *envStore) Record(key string) {
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originValue, exists := os.LookupEnv(key)
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s.add(Env{
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Name: key,
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Value: originValue,
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Exists: exists,
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})
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}
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func NewEnvStore() EnvStore {
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return newEnvStore()
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}
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func newEnvStore() *envStore {
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return &envStore{store: make(map[string]Env)}
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}
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func SetEnvVariables(env map[string]string) (EnvStore, error) {
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envStore := newEnvStore()
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for k, v := range env {
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err := envStore.setEnv(k, v)
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if err != nil {
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return nil, err
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}
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}
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return envStore, nil
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}
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@ -1,226 +0,0 @@
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// Code generated by gotmpl. DO NOT MODIFY.
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// source: internal/shared/internaltest/env_test.go.tmpl
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// Copyright The OpenTelemetry Authors
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// SPDX-License-Identifier: Apache-2.0
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package internaltest
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import (
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"os"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"github.com/stretchr/testify/suite"
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)
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type EnvStoreTestSuite struct {
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suite.Suite
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}
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func (s *EnvStoreTestSuite) Test_add() {
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envStore := newEnvStore()
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e := Env{
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Name: "name",
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Value: "value",
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Exists: true,
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}
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envStore.add(e)
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envStore.add(e)
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s.Len(envStore.store, 1)
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}
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func (s *EnvStoreTestSuite) TestRecord() {
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testCases := []struct {
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name string
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env Env
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expectedEnvStore *envStore
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}{
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{
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name: "record exists env",
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env: Env{
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Name: "name",
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Value: "value",
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Exists: true,
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},
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expectedEnvStore: &envStore{store: map[string]Env{
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"name": {
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Name: "name",
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Value: "value",
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Exists: true,
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},
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}},
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},
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{
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name: "record exists env, but its value is empty",
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env: Env{
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Name: "name",
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Value: "",
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Exists: true,
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},
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expectedEnvStore: &envStore{store: map[string]Env{
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"name": {
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Name: "name",
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Value: "",
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Exists: true,
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},
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}},
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},
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{
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name: "record not exists env",
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env: Env{
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Name: "name",
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Exists: false,
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},
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expectedEnvStore: &envStore{store: map[string]Env{
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"name": {
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Name: "name",
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Exists: false,
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},
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}},
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},
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}
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for _, tc := range testCases {
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s.Run(tc.name, func() {
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if tc.env.Exists {
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s.NoError(os.Setenv(tc.env.Name, tc.env.Value))
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}
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envStore := newEnvStore()
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envStore.Record(tc.env.Name)
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s.Equal(tc.expectedEnvStore, envStore)
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if tc.env.Exists {
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s.NoError(os.Unsetenv(tc.env.Name))
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}
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})
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}
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}
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func (s *EnvStoreTestSuite) TestRestore() {
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testCases := []struct {
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name string
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env Env
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expectedEnvValue string
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expectedEnvExists bool
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}{
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{
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name: "exists env",
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env: Env{
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Name: "name",
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Value: "value",
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Exists: true,
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},
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expectedEnvValue: "value",
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expectedEnvExists: true,
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},
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{
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name: "no exists env",
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env: Env{
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Name: "name",
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Exists: false,
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},
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expectedEnvExists: false,
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},
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}
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for _, tc := range testCases {
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s.Run(tc.name, func() {
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envStore := newEnvStore()
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envStore.add(tc.env)
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// Backup
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backup := newEnvStore()
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backup.Record(tc.env.Name)
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s.Require().NoError(os.Unsetenv(tc.env.Name))
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s.NoError(envStore.Restore())
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v, exists := os.LookupEnv(tc.env.Name)
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s.Equal(tc.expectedEnvValue, v)
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s.Equal(tc.expectedEnvExists, exists)
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// Restore
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s.Require().NoError(backup.Restore())
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})
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}
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}
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func (s *EnvStoreTestSuite) Test_setEnv() {
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testCases := []struct {
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name string
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key string
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value string
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expectedEnvStore *envStore
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expectedEnvValue string
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expectedEnvExists bool
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}{
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{
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name: "normal",
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key: "name",
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value: "value",
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expectedEnvStore: &envStore{store: map[string]Env{
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"name": {
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Name: "name",
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Value: "other value",
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Exists: true,
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},
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}},
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expectedEnvValue: "value",
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expectedEnvExists: true,
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},
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}
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for _, tc := range testCases {
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s.Run(tc.name, func() {
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envStore := newEnvStore()
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// Backup
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backup := newEnvStore()
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backup.Record(tc.key)
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s.Require().NoError(os.Setenv(tc.key, "other value"))
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s.NoError(envStore.setEnv(tc.key, tc.value))
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s.Equal(tc.expectedEnvStore, envStore)
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v, exists := os.LookupEnv(tc.key)
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s.Equal(tc.expectedEnvValue, v)
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s.Equal(tc.expectedEnvExists, exists)
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// Restore
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s.Require().NoError(backup.Restore())
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})
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}
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}
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func TestEnvStoreTestSuite(t *testing.T) {
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suite.Run(t, new(EnvStoreTestSuite))
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}
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func TestSetEnvVariables(t *testing.T) {
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envs := map[string]string{
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"name1": "value1",
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"name2": "value2",
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}
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// Backup
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backup := newEnvStore()
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for k := range envs {
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backup.Record(k)
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}
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defer func() {
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require.NoError(t, backup.Restore())
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}()
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store, err := SetEnvVariables(envs)
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assert.NoError(t, err)
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require.IsType(t, &envStore{}, store)
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concreteStore := store.(*envStore)
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assert.Len(t, concreteStore.store, 2)
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assert.Equal(t, backup, concreteStore)
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}
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@ -1,19 +0,0 @@
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// Code generated by gotmpl. DO NOT MODIFY.
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// source: internal/shared/internaltest/errors.go.tmpl
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// Copyright The OpenTelemetry Authors
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// SPDX-License-Identifier: Apache-2.0
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package internaltest
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type TestError string
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var _ error = TestError("")
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func NewTestError(s string) error {
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return TestError(s)
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}
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func (e TestError) Error() string {
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return string(e)
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}
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@ -1,334 +0,0 @@
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// Code generated by gotmpl. DO NOT MODIFY.
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// source: internal/shared/internaltest/harness.go.tmpl
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// Copyright The OpenTelemetry Authors
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// SPDX-License-Identifier: Apache-2.0
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package internaltest
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import (
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"context"
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"fmt"
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"strconv"
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"sync"
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"testing"
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"time"
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"go.opentelemetry.io/otel/attribute"
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"go.opentelemetry.io/otel/codes"
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"{{ .matchersImportPath }}"
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"go.opentelemetry.io/otel/trace"
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)
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|
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// Harness is a testing harness used to test implementations of the
|
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// OpenTelemetry API.
|
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type Harness struct {
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t *testing.T
|
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}
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// NewHarness returns an instantiated *Harness using t.
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func NewHarness(t *testing.T) *Harness {
|
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return &Harness{
|
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t: t,
|
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}
|
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}
|
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|
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// TestTracerProvider runs validation tests for an implementation of the OpenTelemetry
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// TracerProvider API.
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func (h *Harness) TestTracerProvider(subjectFactory func() trace.TracerProvider) {
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h.t.Run("#Start", func(t *testing.T) {
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t.Run("allow creating an arbitrary number of TracerProvider instances", func(t *testing.T) {
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t.Parallel()
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e := matchers.NewExpecter(t)
|
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tp1 := subjectFactory()
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tp2 := subjectFactory()
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|
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e.Expect(tp1).NotToEqual(tp2)
|
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})
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t.Run("all methods are safe to be called concurrently", func(t *testing.T) {
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t.Parallel()
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|
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runner := func(tp trace.TracerProvider) <-chan struct{} {
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done := make(chan struct{})
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go func(tp trace.TracerProvider) {
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var wg sync.WaitGroup
|
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for i := 0; i < 20; i++ {
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wg.Add(1)
|
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go func(name, version string) {
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_ = tp.Tracer(name, trace.WithInstrumentationVersion(version))
|
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wg.Done()
|
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}(fmt.Sprintf("tracer %d", i%5), strconv.Itoa(i))
|
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}
|
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wg.Wait()
|
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done <- struct{}{}
|
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}(tp)
|
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return done
|
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}
|
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|
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matchers.NewExpecter(t).Expect(func() {
|
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// Run with multiple TracerProvider to ensure they encapsulate
|
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// their own Tracers.
|
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tp1 := subjectFactory()
|
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tp2 := subjectFactory()
|
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|
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done1 := runner(tp1)
|
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done2 := runner(tp2)
|
||||
|
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<-done1
|
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<-done2
|
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}).NotToPanic()
|
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})
|
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})
|
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}
|
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|
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// TestTracer runs validation tests for an implementation of the OpenTelemetry
|
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// Tracer API.
|
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func (h *Harness) TestTracer(subjectFactory func() trace.Tracer) {
|
||||
h.t.Run("#Start", func(t *testing.T) {
|
||||
t.Run("propagates the original context", func(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
e := matchers.NewExpecter(t)
|
||||
subject := subjectFactory()
|
||||
|
||||
ctxKey := testCtxKey{}
|
||||
ctxValue := "ctx value"
|
||||
ctx := context.WithValue(context.Background(), ctxKey, ctxValue)
|
||||
|
||||
ctx, _ = subject.Start(ctx, "test")
|
||||
|
||||
e.Expect(ctx.Value(ctxKey)).ToEqual(ctxValue)
|
||||
})
|
||||
|
||||
t.Run("returns a span containing the expected properties", func(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
e := matchers.NewExpecter(t)
|
||||
subject := subjectFactory()
|
||||
|
||||
_, span := subject.Start(context.Background(), "test")
|
||||
|
||||
e.Expect(span).NotToBeNil()
|
||||
|
||||
e.Expect(span.SpanContext().IsValid()).ToBeTrue()
|
||||
})
|
||||
|
||||
t.Run("stores the span on the provided context", func(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
e := matchers.NewExpecter(t)
|
||||
subject := subjectFactory()
|
||||
|
||||
ctx, span := subject.Start(context.Background(), "test")
|
||||
|
||||
e.Expect(span).NotToBeNil()
|
||||
e.Expect(span.SpanContext()).NotToEqual(trace.SpanContext{})
|
||||
e.Expect(trace.SpanFromContext(ctx)).ToEqual(span)
|
||||
})
|
||||
|
||||
t.Run("starts spans with unique trace and span IDs", func(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
e := matchers.NewExpecter(t)
|
||||
subject := subjectFactory()
|
||||
|
||||
_, span1 := subject.Start(context.Background(), "span1")
|
||||
_, span2 := subject.Start(context.Background(), "span2")
|
||||
|
||||
sc1 := span1.SpanContext()
|
||||
sc2 := span2.SpanContext()
|
||||
|
||||
e.Expect(sc1.TraceID()).NotToEqual(sc2.TraceID())
|
||||
e.Expect(sc1.SpanID()).NotToEqual(sc2.SpanID())
|
||||
})
|
||||
|
||||
t.Run("propagates a parent's trace ID through the context", func(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
e := matchers.NewExpecter(t)
|
||||
subject := subjectFactory()
|
||||
|
||||
ctx, parent := subject.Start(context.Background(), "parent")
|
||||
_, child := subject.Start(ctx, "child")
|
||||
|
||||
psc := parent.SpanContext()
|
||||
csc := child.SpanContext()
|
||||
|
||||
e.Expect(csc.TraceID()).ToEqual(psc.TraceID())
|
||||
e.Expect(csc.SpanID()).NotToEqual(psc.SpanID())
|
||||
})
|
||||
|
||||
t.Run("ignores parent's trace ID when new root is requested", func(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
e := matchers.NewExpecter(t)
|
||||
subject := subjectFactory()
|
||||
|
||||
ctx, parent := subject.Start(context.Background(), "parent")
|
||||
_, child := subject.Start(ctx, "child", trace.WithNewRoot())
|
||||
|
||||
psc := parent.SpanContext()
|
||||
csc := child.SpanContext()
|
||||
|
||||
e.Expect(csc.TraceID()).NotToEqual(psc.TraceID())
|
||||
e.Expect(csc.SpanID()).NotToEqual(psc.SpanID())
|
||||
})
|
||||
|
||||
t.Run("propagates remote parent's trace ID through the context", func(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
e := matchers.NewExpecter(t)
|
||||
subject := subjectFactory()
|
||||
|
||||
_, remoteParent := subject.Start(context.Background(), "remote parent")
|
||||
parentCtx := trace.ContextWithRemoteSpanContext(context.Background(), remoteParent.SpanContext())
|
||||
_, child := subject.Start(parentCtx, "child")
|
||||
|
||||
psc := remoteParent.SpanContext()
|
||||
csc := child.SpanContext()
|
||||
|
||||
e.Expect(csc.TraceID()).ToEqual(psc.TraceID())
|
||||
e.Expect(csc.SpanID()).NotToEqual(psc.SpanID())
|
||||
})
|
||||
|
||||
t.Run("ignores remote parent's trace ID when new root is requested", func(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
e := matchers.NewExpecter(t)
|
||||
subject := subjectFactory()
|
||||
|
||||
_, remoteParent := subject.Start(context.Background(), "remote parent")
|
||||
parentCtx := trace.ContextWithRemoteSpanContext(context.Background(), remoteParent.SpanContext())
|
||||
_, child := subject.Start(parentCtx, "child", trace.WithNewRoot())
|
||||
|
||||
psc := remoteParent.SpanContext()
|
||||
csc := child.SpanContext()
|
||||
|
||||
e.Expect(csc.TraceID()).NotToEqual(psc.TraceID())
|
||||
e.Expect(csc.SpanID()).NotToEqual(psc.SpanID())
|
||||
})
|
||||
|
||||
t.Run("all methods are safe to be called concurrently", func(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
e := matchers.NewExpecter(t)
|
||||
tracer := subjectFactory()
|
||||
|
||||
ctx, parent := tracer.Start(context.Background(), "span")
|
||||
|
||||
runner := func(tp trace.Tracer) <-chan struct{} {
|
||||
done := make(chan struct{})
|
||||
go func(tp trace.Tracer) {
|
||||
var wg sync.WaitGroup
|
||||
for i := 0; i < 20; i++ {
|
||||
wg.Add(1)
|
||||
go func(name string) {
|
||||
defer wg.Done()
|
||||
_, child := tp.Start(ctx, name)
|
||||
|
||||
psc := parent.SpanContext()
|
||||
csc := child.SpanContext()
|
||||
|
||||
e.Expect(csc.TraceID()).ToEqual(psc.TraceID())
|
||||
e.Expect(csc.SpanID()).NotToEqual(psc.SpanID())
|
||||
}(fmt.Sprintf("span %d", i))
|
||||
}
|
||||
wg.Wait()
|
||||
done <- struct{}{}
|
||||
}(tp)
|
||||
return done
|
||||
}
|
||||
|
||||
e.Expect(func() {
|
||||
done := runner(tracer)
|
||||
|
||||
<-done
|
||||
}).NotToPanic()
|
||||
})
|
||||
})
|
||||
|
||||
h.testSpan(subjectFactory)
|
||||
}
|
||||
|
||||
func (h *Harness) testSpan(tracerFactory func() trace.Tracer) {
|
||||
methods := map[string]func(span trace.Span){
|
||||
"#End": func(span trace.Span) {
|
||||
span.End()
|
||||
},
|
||||
"#AddEvent": func(span trace.Span) {
|
||||
span.AddEvent("test event")
|
||||
},
|
||||
"#AddEventWithTimestamp": func(span trace.Span) {
|
||||
span.AddEvent("test event", trace.WithTimestamp(time.Now().Add(1*time.Second)))
|
||||
},
|
||||
"#SetStatus": func(span trace.Span) {
|
||||
span.SetStatus(codes.Error, "internal")
|
||||
},
|
||||
"#SetName": func(span trace.Span) {
|
||||
span.SetName("new name")
|
||||
},
|
||||
"#SetAttributes": func(span trace.Span) {
|
||||
span.SetAttributes(attribute.String("key1", "value"), attribute.Int("key2", 123))
|
||||
},
|
||||
}
|
||||
mechanisms := map[string]func() trace.Span{
|
||||
"Span created via Tracer#Start": func() trace.Span {
|
||||
tracer := tracerFactory()
|
||||
_, subject := tracer.Start(context.Background(), "test")
|
||||
|
||||
return subject
|
||||
},
|
||||
"Span created via span.TracerProvider()": func() trace.Span {
|
||||
ctx, spanA := tracerFactory().Start(context.Background(), "span1")
|
||||
|
||||
_, spanB := spanA.TracerProvider().Tracer("second").Start(ctx, "span2")
|
||||
return spanB
|
||||
},
|
||||
}
|
||||
|
||||
for mechanismName, mechanism := range mechanisms {
|
||||
h.t.Run(mechanismName, func(t *testing.T) {
|
||||
for methodName, method := range methods {
|
||||
t.Run(methodName, func(t *testing.T) {
|
||||
t.Run("is thread-safe", func(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
span := mechanism()
|
||||
|
||||
wg := &sync.WaitGroup{}
|
||||
wg.Add(2)
|
||||
|
||||
go func() {
|
||||
defer wg.Done()
|
||||
|
||||
method(span)
|
||||
}()
|
||||
|
||||
go func() {
|
||||
defer wg.Done()
|
||||
|
||||
method(span)
|
||||
}()
|
||||
|
||||
wg.Wait()
|
||||
})
|
||||
})
|
||||
}
|
||||
|
||||
t.Run("#End", func(t *testing.T) {
|
||||
t.Run("can be called multiple times", func(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
span := mechanism()
|
||||
|
||||
span.End()
|
||||
span.End()
|
||||
})
|
||||
})
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
type testCtxKey struct{}
|
||||
@ -1,133 +0,0 @@
|
||||
// Code generated by gotmpl. DO NOT MODIFY.
|
||||
// source: internal/shared/internaltest/text_map_carrier.go.tmpl
|
||||
|
||||
// Copyright The OpenTelemetry Authors
|
||||
// SPDX-License-Identifier: Apache-2.0
|
||||
|
||||
package internaltest
|
||||
|
||||
import (
|
||||
"sync"
|
||||
"testing"
|
||||
|
||||
"go.opentelemetry.io/otel/propagation"
|
||||
)
|
||||
|
||||
// TextMapCarrier is a storage medium for a TextMapPropagator used in testing.
|
||||
// The methods of a TextMapCarrier are concurrent safe.
|
||||
type TextMapCarrier struct {
|
||||
mtx sync.Mutex
|
||||
|
||||
gets []string
|
||||
sets [][2]string
|
||||
data map[string]string
|
||||
}
|
||||
|
||||
var _ propagation.TextMapCarrier = (*TextMapCarrier)(nil)
|
||||
|
||||
// NewTextMapCarrier returns a new *TextMapCarrier populated with data.
|
||||
func NewTextMapCarrier(data map[string]string) *TextMapCarrier {
|
||||
copied := make(map[string]string, len(data))
|
||||
for k, v := range data {
|
||||
copied[k] = v
|
||||
}
|
||||
return &TextMapCarrier{data: copied}
|
||||
}
|
||||
|
||||
// Keys returns the keys for which this carrier has a value.
|
||||
func (c *TextMapCarrier) Keys() []string {
|
||||
c.mtx.Lock()
|
||||
defer c.mtx.Unlock()
|
||||
|
||||
result := make([]string, 0, len(c.data))
|
||||
for k := range c.data {
|
||||
result = append(result, k)
|
||||
}
|
||||
return result
|
||||
}
|
||||
|
||||
// Get returns the value associated with the passed key.
|
||||
func (c *TextMapCarrier) Get(key string) string {
|
||||
c.mtx.Lock()
|
||||
defer c.mtx.Unlock()
|
||||
c.gets = append(c.gets, key)
|
||||
return c.data[key]
|
||||
}
|
||||
|
||||
// GotKey tests if c.Get has been called for key.
|
||||
func (c *TextMapCarrier) GotKey(t *testing.T, key string) bool {
|
||||
c.mtx.Lock()
|
||||
defer c.mtx.Unlock()
|
||||
for _, k := range c.gets {
|
||||
if k == key {
|
||||
return true
|
||||
}
|
||||
}
|
||||
t.Errorf("TextMapCarrier.Get(%q) has not been called", key)
|
||||
return false
|
||||
}
|
||||
|
||||
// GotN tests if n calls to c.Get have been made.
|
||||
func (c *TextMapCarrier) GotN(t *testing.T, n int) bool {
|
||||
c.mtx.Lock()
|
||||
defer c.mtx.Unlock()
|
||||
if len(c.gets) != n {
|
||||
t.Errorf("TextMapCarrier.Get was called %d times, not %d", len(c.gets), n)
|
||||
return false
|
||||
}
|
||||
return true
|
||||
}
|
||||
|
||||
// Set stores the key-value pair.
|
||||
func (c *TextMapCarrier) Set(key, value string) {
|
||||
c.mtx.Lock()
|
||||
defer c.mtx.Unlock()
|
||||
c.sets = append(c.sets, [2]string{key, value})
|
||||
c.data[key] = value
|
||||
}
|
||||
|
||||
// SetKeyValue tests if c.Set has been called for the key-value pair.
|
||||
func (c *TextMapCarrier) SetKeyValue(t *testing.T, key, value string) bool {
|
||||
c.mtx.Lock()
|
||||
defer c.mtx.Unlock()
|
||||
var vals []string
|
||||
for _, pair := range c.sets {
|
||||
if key == pair[0] {
|
||||
if value == pair[1] {
|
||||
return true
|
||||
}
|
||||
vals = append(vals, pair[1])
|
||||
}
|
||||
}
|
||||
if len(vals) > 0 {
|
||||
t.Errorf("TextMapCarrier.Set called with %q and %v values, but not %s", key, vals, value)
|
||||
}
|
||||
t.Errorf("TextMapCarrier.Set(%q,%q) has not been called", key, value)
|
||||
return false
|
||||
}
|
||||
|
||||
// SetN tests if n calls to c.Set have been made.
|
||||
func (c *TextMapCarrier) SetN(t *testing.T, n int) bool {
|
||||
c.mtx.Lock()
|
||||
defer c.mtx.Unlock()
|
||||
if len(c.sets) != n {
|
||||
t.Errorf("TextMapCarrier.Set was called %d times, not %d", len(c.sets), n)
|
||||
return false
|
||||
}
|
||||
return true
|
||||
}
|
||||
|
||||
// Reset zeros out the recording state and sets the carried values to data.
|
||||
func (c *TextMapCarrier) Reset(data map[string]string) {
|
||||
copied := make(map[string]string, len(data))
|
||||
for k, v := range data {
|
||||
copied[k] = v
|
||||
}
|
||||
|
||||
c.mtx.Lock()
|
||||
defer c.mtx.Unlock()
|
||||
|
||||
c.gets = nil
|
||||
c.sets = nil
|
||||
c.data = copied
|
||||
}
|
||||
@ -1,73 +0,0 @@
|
||||
// Code generated by gotmpl. DO NOT MODIFY.
|
||||
// source: internal/shared/internaltest/text_map_carrier_test.go.tmpl
|
||||
|
||||
// Copyright The OpenTelemetry Authors
|
||||
// SPDX-License-Identifier: Apache-2.0
|
||||
|
||||
package internaltest
|
||||
|
||||
import (
|
||||
"reflect"
|
||||
"testing"
|
||||
)
|
||||
|
||||
var key, value = "test", "true"
|
||||
|
||||
func TestTextMapCarrierKeys(t *testing.T) {
|
||||
tmc := NewTextMapCarrier(map[string]string{key: value})
|
||||
expected, actual := []string{key}, tmc.Keys()
|
||||
if !reflect.DeepEqual(actual, expected) {
|
||||
t.Errorf("expected tmc.Keys() to be %v but it was %v", expected, actual)
|
||||
}
|
||||
}
|
||||
|
||||
func TestTextMapCarrierGet(t *testing.T) {
|
||||
tmc := NewTextMapCarrier(map[string]string{key: value})
|
||||
tmc.GotN(t, 0)
|
||||
if got := tmc.Get("empty"); got != "" {
|
||||
t.Errorf("TextMapCarrier.Get returned %q for an empty key", got)
|
||||
}
|
||||
tmc.GotKey(t, "empty")
|
||||
tmc.GotN(t, 1)
|
||||
if got := tmc.Get(key); got != value {
|
||||
t.Errorf("TextMapCarrier.Get(%q) returned %q, want %q", key, got, value)
|
||||
}
|
||||
tmc.GotKey(t, key)
|
||||
tmc.GotN(t, 2)
|
||||
}
|
||||
|
||||
func TestTextMapCarrierSet(t *testing.T) {
|
||||
tmc := NewTextMapCarrier(nil)
|
||||
tmc.SetN(t, 0)
|
||||
tmc.Set(key, value)
|
||||
if got, ok := tmc.data[key]; !ok {
|
||||
t.Errorf("TextMapCarrier.Set(%q,%q) failed to store pair", key, value)
|
||||
} else if got != value {
|
||||
t.Errorf("TextMapCarrier.Set(%q,%q) stored (%q,%q), not (%q,%q)", key, value, key, got, key, value)
|
||||
}
|
||||
tmc.SetKeyValue(t, key, value)
|
||||
tmc.SetN(t, 1)
|
||||
}
|
||||
|
||||
func TestTextMapCarrierReset(t *testing.T) {
|
||||
tmc := NewTextMapCarrier(map[string]string{key: value})
|
||||
tmc.GotN(t, 0)
|
||||
tmc.SetN(t, 0)
|
||||
tmc.Reset(nil)
|
||||
tmc.GotN(t, 0)
|
||||
tmc.SetN(t, 0)
|
||||
if got := tmc.Get(key); got != "" {
|
||||
t.Error("TextMapCarrier.Reset() failed to clear initial data")
|
||||
}
|
||||
tmc.GotN(t, 1)
|
||||
tmc.GotKey(t, key)
|
||||
tmc.Set(key, value)
|
||||
tmc.SetKeyValue(t, key, value)
|
||||
tmc.SetN(t, 1)
|
||||
tmc.Reset(nil)
|
||||
tmc.GotN(t, 0)
|
||||
tmc.SetN(t, 0)
|
||||
if got := tmc.Get(key); got != "" {
|
||||
t.Error("TextMapCarrier.Reset() failed to clear data")
|
||||
}
|
||||
}
|
||||
@ -1,104 +0,0 @@
|
||||
// Code generated by gotmpl. DO NOT MODIFY.
|
||||
// source: internal/shared/internaltest/text_map_propagator.go.tmpl
|
||||
|
||||
// Copyright The OpenTelemetry Authors
|
||||
// SPDX-License-Identifier: Apache-2.0
|
||||
|
||||
package internaltest
|
||||
|
||||
import (
|
||||
"context"
|
||||
"fmt"
|
||||
"strconv"
|
||||
"strings"
|
||||
"testing"
|
||||
|
||||
"go.opentelemetry.io/otel/propagation"
|
||||
)
|
||||
|
||||
type ctxKeyType string
|
||||
|
||||
type state struct {
|
||||
Injections uint64
|
||||
Extractions uint64
|
||||
}
|
||||
|
||||
func newState(encoded string) state {
|
||||
if encoded == "" {
|
||||
return state{}
|
||||
}
|
||||
s0, s1, _ := strings.Cut(encoded, ",")
|
||||
injects, _ := strconv.ParseUint(s0, 10, 64)
|
||||
extracts, _ := strconv.ParseUint(s1, 10, 64)
|
||||
return state{
|
||||
Injections: injects,
|
||||
Extractions: extracts,
|
||||
}
|
||||
}
|
||||
|
||||
func (s state) String() string {
|
||||
return fmt.Sprintf("%d,%d", s.Injections, s.Extractions)
|
||||
}
|
||||
|
||||
// TextMapPropagator is a propagation.TextMapPropagator used for testing.
|
||||
type TextMapPropagator struct {
|
||||
name string
|
||||
ctxKey ctxKeyType
|
||||
}
|
||||
|
||||
var _ propagation.TextMapPropagator = (*TextMapPropagator)(nil)
|
||||
|
||||
// NewTextMapPropagator returns a new TextMapPropagator for testing. It will
|
||||
// use name as the key it injects into a TextMapCarrier when Inject is called.
|
||||
func NewTextMapPropagator(name string) *TextMapPropagator {
|
||||
return &TextMapPropagator{name: name, ctxKey: ctxKeyType(name)}
|
||||
}
|
||||
|
||||
func (p *TextMapPropagator) stateFromContext(ctx context.Context) state {
|
||||
if v := ctx.Value(p.ctxKey); v != nil {
|
||||
if s, ok := v.(state); ok {
|
||||
return s
|
||||
}
|
||||
}
|
||||
return state{}
|
||||
}
|
||||
|
||||
func (p *TextMapPropagator) stateFromCarrier(carrier propagation.TextMapCarrier) state {
|
||||
return newState(carrier.Get(p.name))
|
||||
}
|
||||
|
||||
// Inject sets cross-cutting concerns for p from ctx into carrier.
|
||||
func (p *TextMapPropagator) Inject(ctx context.Context, carrier propagation.TextMapCarrier) {
|
||||
s := p.stateFromContext(ctx)
|
||||
s.Injections++
|
||||
carrier.Set(p.name, s.String())
|
||||
}
|
||||
|
||||
// InjectedN tests if p has made n injections to carrier.
|
||||
func (p *TextMapPropagator) InjectedN(t *testing.T, carrier *TextMapCarrier, n uint64) bool {
|
||||
if actual := p.stateFromCarrier(carrier).Injections; actual != n {
|
||||
t.Errorf("TextMapPropagator{%q} injected %d times, not %d", p.name, actual, n)
|
||||
return false
|
||||
}
|
||||
return true
|
||||
}
|
||||
|
||||
// Extract reads cross-cutting concerns for p from carrier into ctx.
|
||||
func (p *TextMapPropagator) Extract(ctx context.Context, carrier propagation.TextMapCarrier) context.Context {
|
||||
s := p.stateFromCarrier(carrier)
|
||||
s.Extractions++
|
||||
return context.WithValue(ctx, p.ctxKey, s)
|
||||
}
|
||||
|
||||
// ExtractedN tests if p has made n extractions from the lineage of ctx.
|
||||
// nolint (context is not first arg)
|
||||
func (p *TextMapPropagator) ExtractedN(t *testing.T, ctx context.Context, n int) bool {
|
||||
if actual := p.stateFromContext(ctx).Extractions; actual != uint64(n) {
|
||||
t.Errorf("TextMapPropagator{%q} extracted %d time, not %d", p.name, actual, n)
|
||||
return false
|
||||
}
|
||||
return true
|
||||
}
|
||||
|
||||
// Fields returns the name of p as the key who's value is set with Inject.
|
||||
func (p *TextMapPropagator) Fields() []string { return []string{p.name} }
|
||||
@ -1,61 +0,0 @@
|
||||
// Code generated by gotmpl. DO NOT MODIFY.
|
||||
// source: internal/shared/internaltest/text_map_propagator_test.go.tmpl
|
||||
|
||||
// Copyright The OpenTelemetry Authors
|
||||
// SPDX-License-Identifier: Apache-2.0
|
||||
|
||||
package internaltest
|
||||
|
||||
import (
|
||||
"context"
|
||||
"testing"
|
||||
)
|
||||
|
||||
func TestTextMapPropagatorInjectExtract(t *testing.T) {
|
||||
name := "testing"
|
||||
ctx := context.Background()
|
||||
carrier := NewTextMapCarrier(map[string]string{name: value})
|
||||
propagator := NewTextMapPropagator(name)
|
||||
|
||||
propagator.Inject(ctx, carrier)
|
||||
// Carrier value overridden with state.
|
||||
if carrier.SetKeyValue(t, name, "1,0") {
|
||||
// Ensure nothing has been extracted yet.
|
||||
propagator.ExtractedN(t, ctx, 0)
|
||||
// Test the injection was counted.
|
||||
propagator.InjectedN(t, carrier, 1)
|
||||
}
|
||||
|
||||
ctx = propagator.Extract(ctx, carrier)
|
||||
v := ctx.Value(ctxKeyType(name))
|
||||
if v == nil {
|
||||
t.Error("TextMapPropagator.Extract failed to extract state")
|
||||
}
|
||||
if s, ok := v.(state); !ok {
|
||||
t.Error("TextMapPropagator.Extract did not extract proper state")
|
||||
} else if s.Extractions != 1 {
|
||||
t.Error("TextMapPropagator.Extract did not increment state.Extractions")
|
||||
}
|
||||
if carrier.GotKey(t, name) {
|
||||
// Test the extraction was counted.
|
||||
propagator.ExtractedN(t, ctx, 1)
|
||||
// Ensure no additional injection was recorded.
|
||||
propagator.InjectedN(t, carrier, 1)
|
||||
}
|
||||
}
|
||||
|
||||
func TestTextMapPropagatorFields(t *testing.T) {
|
||||
name := "testing"
|
||||
propagator := NewTextMapPropagator(name)
|
||||
if got := propagator.Fields(); len(got) != 1 {
|
||||
t.Errorf("TextMapPropagator.Fields returned %d fields, want 1", len(got))
|
||||
} else if got[0] != name {
|
||||
t.Errorf("TextMapPropagator.Fields returned %q, want %q", got[0], name)
|
||||
}
|
||||
}
|
||||
|
||||
func TestNewStateEmpty(t *testing.T) {
|
||||
if want, got := (state{}), newState(""); got != want {
|
||||
t.Errorf("newState(\"\") returned %v, want %v", got, want)
|
||||
}
|
||||
}
|
||||
7
sdk/internal/env/env_test.go
vendored
7
sdk/internal/env/env_test.go
vendored
@ -7,9 +7,6 @@ import (
|
||||
"testing"
|
||||
|
||||
"github.com/stretchr/testify/assert"
|
||||
"github.com/stretchr/testify/require"
|
||||
|
||||
ottest "go.opentelemetry.io/otel/sdk/internal/internaltest"
|
||||
)
|
||||
|
||||
func TestEnvParse(t *testing.T) {
|
||||
@ -91,10 +88,6 @@ func TestEnvParse(t *testing.T) {
|
||||
t.Run(tc.name, func(t *testing.T) {
|
||||
for _, key := range tc.keys {
|
||||
t.Run(key, func(t *testing.T) {
|
||||
envStore := ottest.NewEnvStore()
|
||||
t.Cleanup(func() { require.NoError(t, envStore.Restore()) })
|
||||
envStore.Record(key)
|
||||
|
||||
assert.Equal(t, defVal, tc.f(defVal), "environment variable unset")
|
||||
|
||||
t.Setenv(key, envValStr)
|
||||
|
||||
@ -7,13 +7,3 @@ package internal // import "go.opentelemetry.io/otel/sdk/internal"
|
||||
//go:generate gotmpl --body=../../internal/shared/matchers/expectation.go.tmpl "--data={}" --out=matchers/expectation.go
|
||||
//go:generate gotmpl --body=../../internal/shared/matchers/expecter.go.tmpl "--data={}" --out=matchers/expecter.go
|
||||
//go:generate gotmpl --body=../../internal/shared/matchers/temporal_matcher.go.tmpl "--data={}" --out=matchers/temporal_matcher.go
|
||||
|
||||
//go:generate gotmpl --body=../../internal/shared/internaltest/doc.go.tmpl "--data={}" --out=internaltest/doc.go
|
||||
//go:generate gotmpl --body=../../internal/shared/internaltest/env.go.tmpl "--data={}" --out=internaltest/env.go
|
||||
//go:generate gotmpl --body=../../internal/shared/internaltest/env_test.go.tmpl "--data={}" --out=internaltest/env_test.go
|
||||
//go:generate gotmpl --body=../../internal/shared/internaltest/errors.go.tmpl "--data={}" --out=internaltest/errors.go
|
||||
//go:generate gotmpl --body=../../internal/shared/internaltest/harness.go.tmpl "--data={\"matchersImportPath\": \"go.opentelemetry.io/otel/sdk/internal/matchers\"}" --out=internaltest/harness.go
|
||||
//go:generate gotmpl --body=../../internal/shared/internaltest/text_map_carrier.go.tmpl "--data={}" --out=internaltest/text_map_carrier.go
|
||||
//go:generate gotmpl --body=../../internal/shared/internaltest/text_map_carrier_test.go.tmpl "--data={}" --out=internaltest/text_map_carrier_test.go
|
||||
//go:generate gotmpl --body=../../internal/shared/internaltest/text_map_propagator.go.tmpl "--data={}" --out=internaltest/text_map_propagator.go
|
||||
//go:generate gotmpl --body=../../internal/shared/internaltest/text_map_propagator_test.go.tmpl "--data={}" --out=internaltest/text_map_propagator_test.go
|
||||
|
||||
@ -1,8 +0,0 @@
|
||||
// Code generated by gotmpl. DO NOT MODIFY.
|
||||
// source: internal/shared/internaltest/doc.go.tmpl
|
||||
|
||||
// Copyright The OpenTelemetry Authors
|
||||
// SPDX-License-Identifier: Apache-2.0
|
||||
|
||||
// Package internaltest provides testing functionality.
|
||||
package internaltest // import "go.opentelemetry.io/otel/sdk/internal/internaltest"
|
||||
@ -1,90 +0,0 @@
|
||||
// Code generated by gotmpl. DO NOT MODIFY.
|
||||
// source: internal/shared/internaltest/env.go.tmpl
|
||||
|
||||
// Copyright The OpenTelemetry Authors
|
||||
// SPDX-License-Identifier: Apache-2.0
|
||||
|
||||
package internaltest // import "go.opentelemetry.io/otel/sdk/internal/internaltest"
|
||||
|
||||
import (
|
||||
"os"
|
||||
)
|
||||
|
||||
type Env struct {
|
||||
Name string
|
||||
Value string
|
||||
Exists bool
|
||||
}
|
||||
|
||||
// EnvStore stores and recovers environment variables.
|
||||
type EnvStore interface {
|
||||
// Records the environment variable into the store.
|
||||
Record(key string)
|
||||
|
||||
// Restore recovers the environment variables in the store.
|
||||
Restore() error
|
||||
}
|
||||
|
||||
var _ EnvStore = (*envStore)(nil)
|
||||
|
||||
type envStore struct {
|
||||
store map[string]Env
|
||||
}
|
||||
|
||||
func (s *envStore) add(env Env) {
|
||||
s.store[env.Name] = env
|
||||
}
|
||||
|
||||
func (s *envStore) Restore() error {
|
||||
var err error
|
||||
for _, v := range s.store {
|
||||
if v.Exists {
|
||||
err = os.Setenv(v.Name, v.Value)
|
||||
} else {
|
||||
err = os.Unsetenv(v.Name)
|
||||
}
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func (s *envStore) setEnv(key, value string) error {
|
||||
s.Record(key)
|
||||
|
||||
err := os.Setenv(key, value)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func (s *envStore) Record(key string) {
|
||||
originValue, exists := os.LookupEnv(key)
|
||||
s.add(Env{
|
||||
Name: key,
|
||||
Value: originValue,
|
||||
Exists: exists,
|
||||
})
|
||||
}
|
||||
|
||||
func NewEnvStore() EnvStore {
|
||||
return newEnvStore()
|
||||
}
|
||||
|
||||
func newEnvStore() *envStore {
|
||||
return &envStore{store: make(map[string]Env)}
|
||||
}
|
||||
|
||||
func SetEnvVariables(env map[string]string) (EnvStore, error) {
|
||||
envStore := newEnvStore()
|
||||
|
||||
for k, v := range env {
|
||||
err := envStore.setEnv(k, v)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
}
|
||||
return envStore, nil
|
||||
}
|
||||
@ -1,226 +0,0 @@
|
||||
// Code generated by gotmpl. DO NOT MODIFY.
|
||||
// source: internal/shared/internaltest/env_test.go.tmpl
|
||||
|
||||
// Copyright The OpenTelemetry Authors
|
||||
// SPDX-License-Identifier: Apache-2.0
|
||||
|
||||
package internaltest
|
||||
|
||||
import (
|
||||
"os"
|
||||
"testing"
|
||||
|
||||
"github.com/stretchr/testify/assert"
|
||||
"github.com/stretchr/testify/require"
|
||||
"github.com/stretchr/testify/suite"
|
||||
)
|
||||
|
||||
type EnvStoreTestSuite struct {
|
||||
suite.Suite
|
||||
}
|
||||
|
||||
func (s *EnvStoreTestSuite) Test_add() {
|
||||
envStore := newEnvStore()
|
||||
|
||||
e := Env{
|
||||
Name: "name",
|
||||
Value: "value",
|
||||
Exists: true,
|
||||
}
|
||||
envStore.add(e)
|
||||
envStore.add(e)
|
||||
|
||||
s.Len(envStore.store, 1)
|
||||
}
|
||||
|
||||
func (s *EnvStoreTestSuite) TestRecord() {
|
||||
testCases := []struct {
|
||||
name string
|
||||
env Env
|
||||
expectedEnvStore *envStore
|
||||
}{
|
||||
{
|
||||
name: "record exists env",
|
||||
env: Env{
|
||||
Name: "name",
|
||||
Value: "value",
|
||||
Exists: true,
|
||||
},
|
||||
expectedEnvStore: &envStore{store: map[string]Env{
|
||||
"name": {
|
||||
Name: "name",
|
||||
Value: "value",
|
||||
Exists: true,
|
||||
},
|
||||
}},
|
||||
},
|
||||
{
|
||||
name: "record exists env, but its value is empty",
|
||||
env: Env{
|
||||
Name: "name",
|
||||
Value: "",
|
||||
Exists: true,
|
||||
},
|
||||
expectedEnvStore: &envStore{store: map[string]Env{
|
||||
"name": {
|
||||
Name: "name",
|
||||
Value: "",
|
||||
Exists: true,
|
||||
},
|
||||
}},
|
||||
},
|
||||
{
|
||||
name: "record not exists env",
|
||||
env: Env{
|
||||
Name: "name",
|
||||
Exists: false,
|
||||
},
|
||||
expectedEnvStore: &envStore{store: map[string]Env{
|
||||
"name": {
|
||||
Name: "name",
|
||||
Exists: false,
|
||||
},
|
||||
}},
|
||||
},
|
||||
}
|
||||
|
||||
for _, tc := range testCases {
|
||||
s.Run(tc.name, func() {
|
||||
if tc.env.Exists {
|
||||
s.NoError(os.Setenv(tc.env.Name, tc.env.Value))
|
||||
}
|
||||
|
||||
envStore := newEnvStore()
|
||||
envStore.Record(tc.env.Name)
|
||||
|
||||
s.Equal(tc.expectedEnvStore, envStore)
|
||||
|
||||
if tc.env.Exists {
|
||||
s.NoError(os.Unsetenv(tc.env.Name))
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
func (s *EnvStoreTestSuite) TestRestore() {
|
||||
testCases := []struct {
|
||||
name string
|
||||
env Env
|
||||
expectedEnvValue string
|
||||
expectedEnvExists bool
|
||||
}{
|
||||
{
|
||||
name: "exists env",
|
||||
env: Env{
|
||||
Name: "name",
|
||||
Value: "value",
|
||||
Exists: true,
|
||||
},
|
||||
expectedEnvValue: "value",
|
||||
expectedEnvExists: true,
|
||||
},
|
||||
{
|
||||
name: "no exists env",
|
||||
env: Env{
|
||||
Name: "name",
|
||||
Exists: false,
|
||||
},
|
||||
expectedEnvExists: false,
|
||||
},
|
||||
}
|
||||
|
||||
for _, tc := range testCases {
|
||||
s.Run(tc.name, func() {
|
||||
envStore := newEnvStore()
|
||||
envStore.add(tc.env)
|
||||
|
||||
// Backup
|
||||
backup := newEnvStore()
|
||||
backup.Record(tc.env.Name)
|
||||
|
||||
s.Require().NoError(os.Unsetenv(tc.env.Name))
|
||||
|
||||
s.NoError(envStore.Restore())
|
||||
v, exists := os.LookupEnv(tc.env.Name)
|
||||
s.Equal(tc.expectedEnvValue, v)
|
||||
s.Equal(tc.expectedEnvExists, exists)
|
||||
|
||||
// Restore
|
||||
s.Require().NoError(backup.Restore())
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
func (s *EnvStoreTestSuite) Test_setEnv() {
|
||||
testCases := []struct {
|
||||
name string
|
||||
key string
|
||||
value string
|
||||
expectedEnvStore *envStore
|
||||
expectedEnvValue string
|
||||
expectedEnvExists bool
|
||||
}{
|
||||
{
|
||||
name: "normal",
|
||||
key: "name",
|
||||
value: "value",
|
||||
expectedEnvStore: &envStore{store: map[string]Env{
|
||||
"name": {
|
||||
Name: "name",
|
||||
Value: "other value",
|
||||
Exists: true,
|
||||
},
|
||||
}},
|
||||
expectedEnvValue: "value",
|
||||
expectedEnvExists: true,
|
||||
},
|
||||
}
|
||||
|
||||
for _, tc := range testCases {
|
||||
s.Run(tc.name, func() {
|
||||
envStore := newEnvStore()
|
||||
|
||||
// Backup
|
||||
backup := newEnvStore()
|
||||
backup.Record(tc.key)
|
||||
|
||||
s.Require().NoError(os.Setenv(tc.key, "other value"))
|
||||
|
||||
s.NoError(envStore.setEnv(tc.key, tc.value))
|
||||
s.Equal(tc.expectedEnvStore, envStore)
|
||||
v, exists := os.LookupEnv(tc.key)
|
||||
s.Equal(tc.expectedEnvValue, v)
|
||||
s.Equal(tc.expectedEnvExists, exists)
|
||||
|
||||
// Restore
|
||||
s.Require().NoError(backup.Restore())
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
func TestEnvStoreTestSuite(t *testing.T) {
|
||||
suite.Run(t, new(EnvStoreTestSuite))
|
||||
}
|
||||
|
||||
func TestSetEnvVariables(t *testing.T) {
|
||||
envs := map[string]string{
|
||||
"name1": "value1",
|
||||
"name2": "value2",
|
||||
}
|
||||
|
||||
// Backup
|
||||
backup := newEnvStore()
|
||||
for k := range envs {
|
||||
backup.Record(k)
|
||||
}
|
||||
defer func() {
|
||||
require.NoError(t, backup.Restore())
|
||||
}()
|
||||
|
||||
store, err := SetEnvVariables(envs)
|
||||
assert.NoError(t, err)
|
||||
require.IsType(t, &envStore{}, store)
|
||||
concreteStore := store.(*envStore)
|
||||
assert.Len(t, concreteStore.store, 2)
|
||||
assert.Equal(t, backup, concreteStore)
|
||||
}
|
||||
@ -1,19 +0,0 @@
|
||||
// Code generated by gotmpl. DO NOT MODIFY.
|
||||
// source: internal/shared/internaltest/errors.go.tmpl
|
||||
|
||||
// Copyright The OpenTelemetry Authors
|
||||
// SPDX-License-Identifier: Apache-2.0
|
||||
|
||||
package internaltest // import "go.opentelemetry.io/otel/sdk/internal/internaltest"
|
||||
|
||||
type TestError string
|
||||
|
||||
var _ error = TestError("")
|
||||
|
||||
func NewTestError(s string) error {
|
||||
return TestError(s)
|
||||
}
|
||||
|
||||
func (e TestError) Error() string {
|
||||
return string(e)
|
||||
}
|
||||
@ -1,334 +0,0 @@
|
||||
// Code generated by gotmpl. DO NOT MODIFY.
|
||||
// source: internal/shared/internaltest/harness.go.tmpl
|
||||
|
||||
// Copyright The OpenTelemetry Authors
|
||||
// SPDX-License-Identifier: Apache-2.0
|
||||
|
||||
package internaltest // import "go.opentelemetry.io/otel/sdk/internal/internaltest"
|
||||
|
||||
import (
|
||||
"context"
|
||||
"fmt"
|
||||
"strconv"
|
||||
"sync"
|
||||
"testing"
|
||||
"time"
|
||||
|
||||
"go.opentelemetry.io/otel/attribute"
|
||||
"go.opentelemetry.io/otel/codes"
|
||||
"go.opentelemetry.io/otel/sdk/internal/matchers"
|
||||
"go.opentelemetry.io/otel/trace"
|
||||
)
|
||||
|
||||
// Harness is a testing harness used to test implementations of the
|
||||
// OpenTelemetry API.
|
||||
type Harness struct {
|
||||
t *testing.T
|
||||
}
|
||||
|
||||
// NewHarness returns an instantiated *Harness using t.
|
||||
func NewHarness(t *testing.T) *Harness {
|
||||
return &Harness{
|
||||
t: t,
|
||||
}
|
||||
}
|
||||
|
||||
// TestTracerProvider runs validation tests for an implementation of the OpenTelemetry
|
||||
// TracerProvider API.
|
||||
func (h *Harness) TestTracerProvider(subjectFactory func() trace.TracerProvider) {
|
||||
h.t.Run("#Start", func(t *testing.T) {
|
||||
t.Run("allow creating an arbitrary number of TracerProvider instances", func(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
e := matchers.NewExpecter(t)
|
||||
|
||||
tp1 := subjectFactory()
|
||||
tp2 := subjectFactory()
|
||||
|
||||
e.Expect(tp1).NotToEqual(tp2)
|
||||
})
|
||||
t.Run("all methods are safe to be called concurrently", func(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
runner := func(tp trace.TracerProvider) <-chan struct{} {
|
||||
done := make(chan struct{})
|
||||
go func(tp trace.TracerProvider) {
|
||||
var wg sync.WaitGroup
|
||||
for i := 0; i < 20; i++ {
|
||||
wg.Add(1)
|
||||
go func(name, version string) {
|
||||
_ = tp.Tracer(name, trace.WithInstrumentationVersion(version))
|
||||
wg.Done()
|
||||
}(fmt.Sprintf("tracer %d", i%5), strconv.Itoa(i))
|
||||
}
|
||||
wg.Wait()
|
||||
done <- struct{}{}
|
||||
}(tp)
|
||||
return done
|
||||
}
|
||||
|
||||
matchers.NewExpecter(t).Expect(func() {
|
||||
// Run with multiple TracerProvider to ensure they encapsulate
|
||||
// their own Tracers.
|
||||
tp1 := subjectFactory()
|
||||
tp2 := subjectFactory()
|
||||
|
||||
done1 := runner(tp1)
|
||||
done2 := runner(tp2)
|
||||
|
||||
<-done1
|
||||
<-done2
|
||||
}).NotToPanic()
|
||||
})
|
||||
})
|
||||
}
|
||||
|
||||
// TestTracer runs validation tests for an implementation of the OpenTelemetry
|
||||
// Tracer API.
|
||||
func (h *Harness) TestTracer(subjectFactory func() trace.Tracer) {
|
||||
h.t.Run("#Start", func(t *testing.T) {
|
||||
t.Run("propagates the original context", func(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
e := matchers.NewExpecter(t)
|
||||
subject := subjectFactory()
|
||||
|
||||
ctxKey := testCtxKey{}
|
||||
ctxValue := "ctx value"
|
||||
ctx := context.WithValue(context.Background(), ctxKey, ctxValue)
|
||||
|
||||
ctx, _ = subject.Start(ctx, "test")
|
||||
|
||||
e.Expect(ctx.Value(ctxKey)).ToEqual(ctxValue)
|
||||
})
|
||||
|
||||
t.Run("returns a span containing the expected properties", func(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
e := matchers.NewExpecter(t)
|
||||
subject := subjectFactory()
|
||||
|
||||
_, span := subject.Start(context.Background(), "test")
|
||||
|
||||
e.Expect(span).NotToBeNil()
|
||||
|
||||
e.Expect(span.SpanContext().IsValid()).ToBeTrue()
|
||||
})
|
||||
|
||||
t.Run("stores the span on the provided context", func(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
e := matchers.NewExpecter(t)
|
||||
subject := subjectFactory()
|
||||
|
||||
ctx, span := subject.Start(context.Background(), "test")
|
||||
|
||||
e.Expect(span).NotToBeNil()
|
||||
e.Expect(span.SpanContext()).NotToEqual(trace.SpanContext{})
|
||||
e.Expect(trace.SpanFromContext(ctx)).ToEqual(span)
|
||||
})
|
||||
|
||||
t.Run("starts spans with unique trace and span IDs", func(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
e := matchers.NewExpecter(t)
|
||||
subject := subjectFactory()
|
||||
|
||||
_, span1 := subject.Start(context.Background(), "span1")
|
||||
_, span2 := subject.Start(context.Background(), "span2")
|
||||
|
||||
sc1 := span1.SpanContext()
|
||||
sc2 := span2.SpanContext()
|
||||
|
||||
e.Expect(sc1.TraceID()).NotToEqual(sc2.TraceID())
|
||||
e.Expect(sc1.SpanID()).NotToEqual(sc2.SpanID())
|
||||
})
|
||||
|
||||
t.Run("propagates a parent's trace ID through the context", func(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
e := matchers.NewExpecter(t)
|
||||
subject := subjectFactory()
|
||||
|
||||
ctx, parent := subject.Start(context.Background(), "parent")
|
||||
_, child := subject.Start(ctx, "child")
|
||||
|
||||
psc := parent.SpanContext()
|
||||
csc := child.SpanContext()
|
||||
|
||||
e.Expect(csc.TraceID()).ToEqual(psc.TraceID())
|
||||
e.Expect(csc.SpanID()).NotToEqual(psc.SpanID())
|
||||
})
|
||||
|
||||
t.Run("ignores parent's trace ID when new root is requested", func(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
e := matchers.NewExpecter(t)
|
||||
subject := subjectFactory()
|
||||
|
||||
ctx, parent := subject.Start(context.Background(), "parent")
|
||||
_, child := subject.Start(ctx, "child", trace.WithNewRoot())
|
||||
|
||||
psc := parent.SpanContext()
|
||||
csc := child.SpanContext()
|
||||
|
||||
e.Expect(csc.TraceID()).NotToEqual(psc.TraceID())
|
||||
e.Expect(csc.SpanID()).NotToEqual(psc.SpanID())
|
||||
})
|
||||
|
||||
t.Run("propagates remote parent's trace ID through the context", func(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
e := matchers.NewExpecter(t)
|
||||
subject := subjectFactory()
|
||||
|
||||
_, remoteParent := subject.Start(context.Background(), "remote parent")
|
||||
parentCtx := trace.ContextWithRemoteSpanContext(context.Background(), remoteParent.SpanContext())
|
||||
_, child := subject.Start(parentCtx, "child")
|
||||
|
||||
psc := remoteParent.SpanContext()
|
||||
csc := child.SpanContext()
|
||||
|
||||
e.Expect(csc.TraceID()).ToEqual(psc.TraceID())
|
||||
e.Expect(csc.SpanID()).NotToEqual(psc.SpanID())
|
||||
})
|
||||
|
||||
t.Run("ignores remote parent's trace ID when new root is requested", func(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
e := matchers.NewExpecter(t)
|
||||
subject := subjectFactory()
|
||||
|
||||
_, remoteParent := subject.Start(context.Background(), "remote parent")
|
||||
parentCtx := trace.ContextWithRemoteSpanContext(context.Background(), remoteParent.SpanContext())
|
||||
_, child := subject.Start(parentCtx, "child", trace.WithNewRoot())
|
||||
|
||||
psc := remoteParent.SpanContext()
|
||||
csc := child.SpanContext()
|
||||
|
||||
e.Expect(csc.TraceID()).NotToEqual(psc.TraceID())
|
||||
e.Expect(csc.SpanID()).NotToEqual(psc.SpanID())
|
||||
})
|
||||
|
||||
t.Run("all methods are safe to be called concurrently", func(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
e := matchers.NewExpecter(t)
|
||||
tracer := subjectFactory()
|
||||
|
||||
ctx, parent := tracer.Start(context.Background(), "span")
|
||||
|
||||
runner := func(tp trace.Tracer) <-chan struct{} {
|
||||
done := make(chan struct{})
|
||||
go func(tp trace.Tracer) {
|
||||
var wg sync.WaitGroup
|
||||
for i := 0; i < 20; i++ {
|
||||
wg.Add(1)
|
||||
go func(name string) {
|
||||
defer wg.Done()
|
||||
_, child := tp.Start(ctx, name)
|
||||
|
||||
psc := parent.SpanContext()
|
||||
csc := child.SpanContext()
|
||||
|
||||
e.Expect(csc.TraceID()).ToEqual(psc.TraceID())
|
||||
e.Expect(csc.SpanID()).NotToEqual(psc.SpanID())
|
||||
}(fmt.Sprintf("span %d", i))
|
||||
}
|
||||
wg.Wait()
|
||||
done <- struct{}{}
|
||||
}(tp)
|
||||
return done
|
||||
}
|
||||
|
||||
e.Expect(func() {
|
||||
done := runner(tracer)
|
||||
|
||||
<-done
|
||||
}).NotToPanic()
|
||||
})
|
||||
})
|
||||
|
||||
h.testSpan(subjectFactory)
|
||||
}
|
||||
|
||||
func (h *Harness) testSpan(tracerFactory func() trace.Tracer) {
|
||||
methods := map[string]func(span trace.Span){
|
||||
"#End": func(span trace.Span) {
|
||||
span.End()
|
||||
},
|
||||
"#AddEvent": func(span trace.Span) {
|
||||
span.AddEvent("test event")
|
||||
},
|
||||
"#AddEventWithTimestamp": func(span trace.Span) {
|
||||
span.AddEvent("test event", trace.WithTimestamp(time.Now().Add(1*time.Second)))
|
||||
},
|
||||
"#SetStatus": func(span trace.Span) {
|
||||
span.SetStatus(codes.Error, "internal")
|
||||
},
|
||||
"#SetName": func(span trace.Span) {
|
||||
span.SetName("new name")
|
||||
},
|
||||
"#SetAttributes": func(span trace.Span) {
|
||||
span.SetAttributes(attribute.String("key1", "value"), attribute.Int("key2", 123))
|
||||
},
|
||||
}
|
||||
mechanisms := map[string]func() trace.Span{
|
||||
"Span created via Tracer#Start": func() trace.Span {
|
||||
tracer := tracerFactory()
|
||||
_, subject := tracer.Start(context.Background(), "test")
|
||||
|
||||
return subject
|
||||
},
|
||||
"Span created via span.TracerProvider()": func() trace.Span {
|
||||
ctx, spanA := tracerFactory().Start(context.Background(), "span1")
|
||||
|
||||
_, spanB := spanA.TracerProvider().Tracer("second").Start(ctx, "span2")
|
||||
return spanB
|
||||
},
|
||||
}
|
||||
|
||||
for mechanismName, mechanism := range mechanisms {
|
||||
h.t.Run(mechanismName, func(t *testing.T) {
|
||||
for methodName, method := range methods {
|
||||
t.Run(methodName, func(t *testing.T) {
|
||||
t.Run("is thread-safe", func(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
span := mechanism()
|
||||
|
||||
wg := &sync.WaitGroup{}
|
||||
wg.Add(2)
|
||||
|
||||
go func() {
|
||||
defer wg.Done()
|
||||
|
||||
method(span)
|
||||
}()
|
||||
|
||||
go func() {
|
||||
defer wg.Done()
|
||||
|
||||
method(span)
|
||||
}()
|
||||
|
||||
wg.Wait()
|
||||
})
|
||||
})
|
||||
}
|
||||
|
||||
t.Run("#End", func(t *testing.T) {
|
||||
t.Run("can be called multiple times", func(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
span := mechanism()
|
||||
|
||||
span.End()
|
||||
span.End()
|
||||
})
|
||||
})
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
type testCtxKey struct{}
|
||||
@ -1,133 +0,0 @@
|
||||
// Code generated by gotmpl. DO NOT MODIFY.
|
||||
// source: internal/shared/internaltest/text_map_carrier.go.tmpl
|
||||
|
||||
// Copyright The OpenTelemetry Authors
|
||||
// SPDX-License-Identifier: Apache-2.0
|
||||
|
||||
package internaltest // import "go.opentelemetry.io/otel/sdk/internal/internaltest"
|
||||
|
||||
import (
|
||||
"sync"
|
||||
"testing"
|
||||
|
||||
"go.opentelemetry.io/otel/propagation"
|
||||
)
|
||||
|
||||
// TextMapCarrier is a storage medium for a TextMapPropagator used in testing.
|
||||
// The methods of a TextMapCarrier are concurrent safe.
|
||||
type TextMapCarrier struct {
|
||||
mtx sync.Mutex
|
||||
|
||||
gets []string
|
||||
sets [][2]string
|
||||
data map[string]string
|
||||
}
|
||||
|
||||
var _ propagation.TextMapCarrier = (*TextMapCarrier)(nil)
|
||||
|
||||
// NewTextMapCarrier returns a new *TextMapCarrier populated with data.
|
||||
func NewTextMapCarrier(data map[string]string) *TextMapCarrier {
|
||||
copied := make(map[string]string, len(data))
|
||||
for k, v := range data {
|
||||
copied[k] = v
|
||||
}
|
||||
return &TextMapCarrier{data: copied}
|
||||
}
|
||||
|
||||
// Keys returns the keys for which this carrier has a value.
|
||||
func (c *TextMapCarrier) Keys() []string {
|
||||
c.mtx.Lock()
|
||||
defer c.mtx.Unlock()
|
||||
|
||||
result := make([]string, 0, len(c.data))
|
||||
for k := range c.data {
|
||||
result = append(result, k)
|
||||
}
|
||||
return result
|
||||
}
|
||||
|
||||
// Get returns the value associated with the passed key.
|
||||
func (c *TextMapCarrier) Get(key string) string {
|
||||
c.mtx.Lock()
|
||||
defer c.mtx.Unlock()
|
||||
c.gets = append(c.gets, key)
|
||||
return c.data[key]
|
||||
}
|
||||
|
||||
// GotKey tests if c.Get has been called for key.
|
||||
func (c *TextMapCarrier) GotKey(t *testing.T, key string) bool {
|
||||
c.mtx.Lock()
|
||||
defer c.mtx.Unlock()
|
||||
for _, k := range c.gets {
|
||||
if k == key {
|
||||
return true
|
||||
}
|
||||
}
|
||||
t.Errorf("TextMapCarrier.Get(%q) has not been called", key)
|
||||
return false
|
||||
}
|
||||
|
||||
// GotN tests if n calls to c.Get have been made.
|
||||
func (c *TextMapCarrier) GotN(t *testing.T, n int) bool {
|
||||
c.mtx.Lock()
|
||||
defer c.mtx.Unlock()
|
||||
if len(c.gets) != n {
|
||||
t.Errorf("TextMapCarrier.Get was called %d times, not %d", len(c.gets), n)
|
||||
return false
|
||||
}
|
||||
return true
|
||||
}
|
||||
|
||||
// Set stores the key-value pair.
|
||||
func (c *TextMapCarrier) Set(key, value string) {
|
||||
c.mtx.Lock()
|
||||
defer c.mtx.Unlock()
|
||||
c.sets = append(c.sets, [2]string{key, value})
|
||||
c.data[key] = value
|
||||
}
|
||||
|
||||
// SetKeyValue tests if c.Set has been called for the key-value pair.
|
||||
func (c *TextMapCarrier) SetKeyValue(t *testing.T, key, value string) bool {
|
||||
c.mtx.Lock()
|
||||
defer c.mtx.Unlock()
|
||||
var vals []string
|
||||
for _, pair := range c.sets {
|
||||
if key == pair[0] {
|
||||
if value == pair[1] {
|
||||
return true
|
||||
}
|
||||
vals = append(vals, pair[1])
|
||||
}
|
||||
}
|
||||
if len(vals) > 0 {
|
||||
t.Errorf("TextMapCarrier.Set called with %q and %v values, but not %s", key, vals, value)
|
||||
}
|
||||
t.Errorf("TextMapCarrier.Set(%q,%q) has not been called", key, value)
|
||||
return false
|
||||
}
|
||||
|
||||
// SetN tests if n calls to c.Set have been made.
|
||||
func (c *TextMapCarrier) SetN(t *testing.T, n int) bool {
|
||||
c.mtx.Lock()
|
||||
defer c.mtx.Unlock()
|
||||
if len(c.sets) != n {
|
||||
t.Errorf("TextMapCarrier.Set was called %d times, not %d", len(c.sets), n)
|
||||
return false
|
||||
}
|
||||
return true
|
||||
}
|
||||
|
||||
// Reset zeros out the recording state and sets the carried values to data.
|
||||
func (c *TextMapCarrier) Reset(data map[string]string) {
|
||||
copied := make(map[string]string, len(data))
|
||||
for k, v := range data {
|
||||
copied[k] = v
|
||||
}
|
||||
|
||||
c.mtx.Lock()
|
||||
defer c.mtx.Unlock()
|
||||
|
||||
c.gets = nil
|
||||
c.sets = nil
|
||||
c.data = copied
|
||||
}
|
||||
@ -1,73 +0,0 @@
|
||||
// Code generated by gotmpl. DO NOT MODIFY.
|
||||
// source: internal/shared/internaltest/text_map_carrier_test.go.tmpl
|
||||
|
||||
// Copyright The OpenTelemetry Authors
|
||||
// SPDX-License-Identifier: Apache-2.0
|
||||
|
||||
package internaltest
|
||||
|
||||
import (
|
||||
"reflect"
|
||||
"testing"
|
||||
)
|
||||
|
||||
var key, value = "test", "true"
|
||||
|
||||
func TestTextMapCarrierKeys(t *testing.T) {
|
||||
tmc := NewTextMapCarrier(map[string]string{key: value})
|
||||
expected, actual := []string{key}, tmc.Keys()
|
||||
if !reflect.DeepEqual(actual, expected) {
|
||||
t.Errorf("expected tmc.Keys() to be %v but it was %v", expected, actual)
|
||||
}
|
||||
}
|
||||
|
||||
func TestTextMapCarrierGet(t *testing.T) {
|
||||
tmc := NewTextMapCarrier(map[string]string{key: value})
|
||||
tmc.GotN(t, 0)
|
||||
if got := tmc.Get("empty"); got != "" {
|
||||
t.Errorf("TextMapCarrier.Get returned %q for an empty key", got)
|
||||
}
|
||||
tmc.GotKey(t, "empty")
|
||||
tmc.GotN(t, 1)
|
||||
if got := tmc.Get(key); got != value {
|
||||
t.Errorf("TextMapCarrier.Get(%q) returned %q, want %q", key, got, value)
|
||||
}
|
||||
tmc.GotKey(t, key)
|
||||
tmc.GotN(t, 2)
|
||||
}
|
||||
|
||||
func TestTextMapCarrierSet(t *testing.T) {
|
||||
tmc := NewTextMapCarrier(nil)
|
||||
tmc.SetN(t, 0)
|
||||
tmc.Set(key, value)
|
||||
if got, ok := tmc.data[key]; !ok {
|
||||
t.Errorf("TextMapCarrier.Set(%q,%q) failed to store pair", key, value)
|
||||
} else if got != value {
|
||||
t.Errorf("TextMapCarrier.Set(%q,%q) stored (%q,%q), not (%q,%q)", key, value, key, got, key, value)
|
||||
}
|
||||
tmc.SetKeyValue(t, key, value)
|
||||
tmc.SetN(t, 1)
|
||||
}
|
||||
|
||||
func TestTextMapCarrierReset(t *testing.T) {
|
||||
tmc := NewTextMapCarrier(map[string]string{key: value})
|
||||
tmc.GotN(t, 0)
|
||||
tmc.SetN(t, 0)
|
||||
tmc.Reset(nil)
|
||||
tmc.GotN(t, 0)
|
||||
tmc.SetN(t, 0)
|
||||
if got := tmc.Get(key); got != "" {
|
||||
t.Error("TextMapCarrier.Reset() failed to clear initial data")
|
||||
}
|
||||
tmc.GotN(t, 1)
|
||||
tmc.GotKey(t, key)
|
||||
tmc.Set(key, value)
|
||||
tmc.SetKeyValue(t, key, value)
|
||||
tmc.SetN(t, 1)
|
||||
tmc.Reset(nil)
|
||||
tmc.GotN(t, 0)
|
||||
tmc.SetN(t, 0)
|
||||
if got := tmc.Get(key); got != "" {
|
||||
t.Error("TextMapCarrier.Reset() failed to clear data")
|
||||
}
|
||||
}
|
||||
@ -1,104 +0,0 @@
|
||||
// Code generated by gotmpl. DO NOT MODIFY.
|
||||
// source: internal/shared/internaltest/text_map_propagator.go.tmpl
|
||||
|
||||
// Copyright The OpenTelemetry Authors
|
||||
// SPDX-License-Identifier: Apache-2.0
|
||||
|
||||
package internaltest // import "go.opentelemetry.io/otel/sdk/internal/internaltest"
|
||||
|
||||
import (
|
||||
"context"
|
||||
"fmt"
|
||||
"strconv"
|
||||
"strings"
|
||||
"testing"
|
||||
|
||||
"go.opentelemetry.io/otel/propagation"
|
||||
)
|
||||
|
||||
type ctxKeyType string
|
||||
|
||||
type state struct {
|
||||
Injections uint64
|
||||
Extractions uint64
|
||||
}
|
||||
|
||||
func newState(encoded string) state {
|
||||
if encoded == "" {
|
||||
return state{}
|
||||
}
|
||||
s0, s1, _ := strings.Cut(encoded, ",")
|
||||
injects, _ := strconv.ParseUint(s0, 10, 64)
|
||||
extracts, _ := strconv.ParseUint(s1, 10, 64)
|
||||
return state{
|
||||
Injections: injects,
|
||||
Extractions: extracts,
|
||||
}
|
||||
}
|
||||
|
||||
func (s state) String() string {
|
||||
return fmt.Sprintf("%d,%d", s.Injections, s.Extractions)
|
||||
}
|
||||
|
||||
// TextMapPropagator is a propagation.TextMapPropagator used for testing.
|
||||
type TextMapPropagator struct {
|
||||
name string
|
||||
ctxKey ctxKeyType
|
||||
}
|
||||
|
||||
var _ propagation.TextMapPropagator = (*TextMapPropagator)(nil)
|
||||
|
||||
// NewTextMapPropagator returns a new TextMapPropagator for testing. It will
|
||||
// use name as the key it injects into a TextMapCarrier when Inject is called.
|
||||
func NewTextMapPropagator(name string) *TextMapPropagator {
|
||||
return &TextMapPropagator{name: name, ctxKey: ctxKeyType(name)}
|
||||
}
|
||||
|
||||
func (p *TextMapPropagator) stateFromContext(ctx context.Context) state {
|
||||
if v := ctx.Value(p.ctxKey); v != nil {
|
||||
if s, ok := v.(state); ok {
|
||||
return s
|
||||
}
|
||||
}
|
||||
return state{}
|
||||
}
|
||||
|
||||
func (p *TextMapPropagator) stateFromCarrier(carrier propagation.TextMapCarrier) state {
|
||||
return newState(carrier.Get(p.name))
|
||||
}
|
||||
|
||||
// Inject sets cross-cutting concerns for p from ctx into carrier.
|
||||
func (p *TextMapPropagator) Inject(ctx context.Context, carrier propagation.TextMapCarrier) {
|
||||
s := p.stateFromContext(ctx)
|
||||
s.Injections++
|
||||
carrier.Set(p.name, s.String())
|
||||
}
|
||||
|
||||
// InjectedN tests if p has made n injections to carrier.
|
||||
func (p *TextMapPropagator) InjectedN(t *testing.T, carrier *TextMapCarrier, n uint64) bool {
|
||||
if actual := p.stateFromCarrier(carrier).Injections; actual != n {
|
||||
t.Errorf("TextMapPropagator{%q} injected %d times, not %d", p.name, actual, n)
|
||||
return false
|
||||
}
|
||||
return true
|
||||
}
|
||||
|
||||
// Extract reads cross-cutting concerns for p from carrier into ctx.
|
||||
func (p *TextMapPropagator) Extract(ctx context.Context, carrier propagation.TextMapCarrier) context.Context {
|
||||
s := p.stateFromCarrier(carrier)
|
||||
s.Extractions++
|
||||
return context.WithValue(ctx, p.ctxKey, s)
|
||||
}
|
||||
|
||||
// ExtractedN tests if p has made n extractions from the lineage of ctx.
|
||||
// nolint (context is not first arg)
|
||||
func (p *TextMapPropagator) ExtractedN(t *testing.T, ctx context.Context, n int) bool {
|
||||
if actual := p.stateFromContext(ctx).Extractions; actual != uint64(n) {
|
||||
t.Errorf("TextMapPropagator{%q} extracted %d time, not %d", p.name, actual, n)
|
||||
return false
|
||||
}
|
||||
return true
|
||||
}
|
||||
|
||||
// Fields returns the name of p as the key who's value is set with Inject.
|
||||
func (p *TextMapPropagator) Fields() []string { return []string{p.name} }
|
||||
@ -1,61 +0,0 @@
|
||||
// Code generated by gotmpl. DO NOT MODIFY.
|
||||
// source: internal/shared/internaltest/text_map_propagator_test.go.tmpl
|
||||
|
||||
// Copyright The OpenTelemetry Authors
|
||||
// SPDX-License-Identifier: Apache-2.0
|
||||
|
||||
package internaltest
|
||||
|
||||
import (
|
||||
"context"
|
||||
"testing"
|
||||
)
|
||||
|
||||
func TestTextMapPropagatorInjectExtract(t *testing.T) {
|
||||
name := "testing"
|
||||
ctx := context.Background()
|
||||
carrier := NewTextMapCarrier(map[string]string{name: value})
|
||||
propagator := NewTextMapPropagator(name)
|
||||
|
||||
propagator.Inject(ctx, carrier)
|
||||
// Carrier value overridden with state.
|
||||
if carrier.SetKeyValue(t, name, "1,0") {
|
||||
// Ensure nothing has been extracted yet.
|
||||
propagator.ExtractedN(t, ctx, 0)
|
||||
// Test the injection was counted.
|
||||
propagator.InjectedN(t, carrier, 1)
|
||||
}
|
||||
|
||||
ctx = propagator.Extract(ctx, carrier)
|
||||
v := ctx.Value(ctxKeyType(name))
|
||||
if v == nil {
|
||||
t.Error("TextMapPropagator.Extract failed to extract state")
|
||||
}
|
||||
if s, ok := v.(state); !ok {
|
||||
t.Error("TextMapPropagator.Extract did not extract proper state")
|
||||
} else if s.Extractions != 1 {
|
||||
t.Error("TextMapPropagator.Extract did not increment state.Extractions")
|
||||
}
|
||||
if carrier.GotKey(t, name) {
|
||||
// Test the extraction was counted.
|
||||
propagator.ExtractedN(t, ctx, 1)
|
||||
// Ensure no additional injection was recorded.
|
||||
propagator.InjectedN(t, carrier, 1)
|
||||
}
|
||||
}
|
||||
|
||||
func TestTextMapPropagatorFields(t *testing.T) {
|
||||
name := "testing"
|
||||
propagator := NewTextMapPropagator(name)
|
||||
if got := propagator.Fields(); len(got) != 1 {
|
||||
t.Errorf("TextMapPropagator.Fields returned %d fields, want 1", len(got))
|
||||
} else if got[0] != name {
|
||||
t.Errorf("TextMapPropagator.Fields returned %q, want %q", got[0], name)
|
||||
}
|
||||
}
|
||||
|
||||
func TestNewStateEmpty(t *testing.T) {
|
||||
if want, got := (state{}), newState(""); got != want {
|
||||
t.Errorf("newState(\"\") returned %v, want %v", got, want)
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user