1
0
mirror of https://github.com/open-telemetry/opentelemetry-go.git synced 2024-12-14 10:13:10 +02:00
opentelemetry-go/exporters/otlp/internal/transform/span_test.go
Chen Yixiao 550d365c54
fix trace event time conversion from internal to otlp (#896)
* fix trace event time conversion from internal to otlp

* Enhance the effectiveness of SpanEvent test

* Empty
2020-07-05 09:32:40 -07:00

382 lines
10 KiB
Go

// Copyright The OpenTelemetry Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package transform
import (
"strconv"
"testing"
"time"
"github.com/gogo/protobuf/proto"
"github.com/google/go-cmp/cmp"
tracepb "github.com/open-telemetry/opentelemetry-proto/gen/go/trace/v1"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"google.golang.org/grpc/codes"
"go.opentelemetry.io/otel/api/kv"
apitrace "go.opentelemetry.io/otel/api/trace"
export "go.opentelemetry.io/otel/sdk/export/trace"
"go.opentelemetry.io/otel/sdk/instrumentation"
"go.opentelemetry.io/otel/sdk/resource"
)
func TestSpanKind(t *testing.T) {
for _, test := range []struct {
kind apitrace.SpanKind
expected tracepb.Span_SpanKind
}{
{
apitrace.SpanKindInternal,
tracepb.Span_INTERNAL,
},
{
apitrace.SpanKindClient,
tracepb.Span_CLIENT,
},
{
apitrace.SpanKindServer,
tracepb.Span_SERVER,
},
{
apitrace.SpanKindProducer,
tracepb.Span_PRODUCER,
},
{
apitrace.SpanKindConsumer,
tracepb.Span_CONSUMER,
},
{
apitrace.SpanKind(-1),
tracepb.Span_SPAN_KIND_UNSPECIFIED,
},
} {
assert.Equal(t, test.expected, spanKind(test.kind))
}
}
func TestNilSpanEvent(t *testing.T) {
assert.Nil(t, spanEvents(nil))
}
func TestEmptySpanEvent(t *testing.T) {
assert.Nil(t, spanEvents([]export.Event{}))
}
func TestSpanEvent(t *testing.T) {
attrs := []kv.KeyValue{kv.Int("one", 1), kv.Int("two", 2)}
eventTime := time.Date(2020, 5, 20, 0, 0, 0, 0, time.UTC)
got := spanEvents([]export.Event{
{
Name: "test 1",
Attributes: []kv.KeyValue{},
Time: eventTime,
},
{
Name: "test 2",
Attributes: attrs,
Time: eventTime,
},
})
if !assert.Len(t, got, 2) {
return
}
eventTimestamp := uint64(1589932800 * 1e9)
assert.Equal(t, &tracepb.Span_Event{Name: "test 1", Attributes: nil, TimeUnixNano: eventTimestamp}, got[0])
// Do not test Attributes directly, just that the return value goes to the correct field.
assert.Equal(t, &tracepb.Span_Event{Name: "test 2", Attributes: Attributes(attrs), TimeUnixNano: eventTimestamp}, got[1])
}
func TestExcessiveSpanEvents(t *testing.T) {
e := make([]export.Event, maxMessageEventsPerSpan+1)
for i := 0; i < maxMessageEventsPerSpan+1; i++ {
e[i] = export.Event{Name: strconv.Itoa(i)}
}
assert.Len(t, e, maxMessageEventsPerSpan+1)
got := spanEvents(e)
assert.Len(t, got, maxMessageEventsPerSpan)
// Ensure the drop order.
assert.Equal(t, strconv.Itoa(maxMessageEventsPerSpan-1), got[len(got)-1].Name)
}
func TestNilLinks(t *testing.T) {
assert.Nil(t, links(nil))
}
func TestEmptyLinks(t *testing.T) {
assert.Nil(t, links([]apitrace.Link{}))
}
func TestLinks(t *testing.T) {
attrs := []kv.KeyValue{kv.Int("one", 1), kv.Int("two", 2)}
l := []apitrace.Link{
{},
{
SpanContext: apitrace.EmptySpanContext(),
Attributes: attrs,
},
}
got := links(l)
// Make sure we get the same number back first.
if !assert.Len(t, got, 2) {
return
}
// Empty should be empty.
expected := &tracepb.Span_Link{
TraceId: []uint8{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
SpanId: []uint8{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
}
assert.Equal(t, expected, got[0])
// Do not test Attributes directly, just that the return value goes to the correct field.
expected.Attributes = Attributes(attrs)
assert.Equal(t, expected, got[1])
// Changes to our links should not change the produced links.
l[1].TraceID[0] = byte(0x1)
l[1].SpanID[0] = byte(0x1)
assert.Equal(t, expected, got[1])
}
func TestStatus(t *testing.T) {
for _, test := range []struct {
grpcCode codes.Code
message string
otlpStatus tracepb.Status_StatusCode
}{
{
codes.OK,
"test OK",
tracepb.Status_Ok,
},
{
codes.Canceled,
//nolint
"test CANCELLED",
//nolint
tracepb.Status_Cancelled,
},
{
codes.Unknown,
"test UNKNOWN",
tracepb.Status_UnknownError,
},
{
codes.InvalidArgument,
"test INVALID_ARGUMENT",
tracepb.Status_InvalidArgument,
},
{
codes.DeadlineExceeded,
"test DEADLINE_EXCEEDED",
tracepb.Status_DeadlineExceeded,
},
{
codes.NotFound,
"test NOT_FOUND",
tracepb.Status_NotFound,
},
{
codes.AlreadyExists,
"test ALREADY_EXISTS",
tracepb.Status_AlreadyExists,
},
{
codes.PermissionDenied,
"test PERMISSION_DENIED",
tracepb.Status_PermissionDenied,
},
{
codes.ResourceExhausted,
"test RESOURCE_EXHAUSTED",
tracepb.Status_ResourceExhausted,
},
{
codes.FailedPrecondition,
"test FAILED_PRECONDITION",
tracepb.Status_FailedPrecondition,
},
{
codes.Aborted,
"test ABORTED",
tracepb.Status_Aborted,
},
{
codes.OutOfRange,
"test OUT_OF_RANGE",
tracepb.Status_OutOfRange,
},
{
codes.Unimplemented,
"test UNIMPLEMENTED",
tracepb.Status_Unimplemented,
},
{
codes.Internal,
"test INTERNAL",
tracepb.Status_InternalError,
},
{
codes.Unavailable,
"test UNAVAILABLE",
tracepb.Status_Unavailable,
},
{
codes.DataLoss,
"test DATA_LOSS",
tracepb.Status_DataLoss,
},
{
codes.Unauthenticated,
"test UNAUTHENTICATED",
tracepb.Status_Unauthenticated,
},
} {
expected := &tracepb.Status{Code: test.otlpStatus, Message: test.message}
assert.Equal(t, expected, status(test.grpcCode, test.message))
}
}
func TestNilSpan(t *testing.T) {
assert.Nil(t, span(nil))
}
func TestNilSpanData(t *testing.T) {
assert.Nil(t, SpanData(nil))
}
func TestEmptySpanData(t *testing.T) {
assert.Nil(t, SpanData(nil))
}
func TestSpanData(t *testing.T) {
// Full test of span data transform.
// March 31, 2020 5:01:26 1234nanos (UTC)
startTime := time.Unix(1585674086, 1234)
endTime := startTime.Add(10 * time.Second)
spanData := &export.SpanData{
SpanContext: apitrace.SpanContext{
TraceID: apitrace.ID{0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F},
SpanID: apitrace.SpanID{0xFF, 0xFE, 0xFD, 0xFC, 0xFB, 0xFA, 0xF9, 0xF8},
},
SpanKind: apitrace.SpanKindServer,
ParentSpanID: apitrace.SpanID{0xEF, 0xEE, 0xED, 0xEC, 0xEB, 0xEA, 0xE9, 0xE8},
Name: "span data to span data",
StartTime: startTime,
EndTime: endTime,
MessageEvents: []export.Event{
{Time: startTime,
Attributes: []kv.KeyValue{
kv.Uint64("CompressedByteSize", 512),
},
},
{Time: endTime,
Attributes: []kv.KeyValue{
kv.String("MessageEventType", "Recv"),
},
},
},
Links: []apitrace.Link{
{
SpanContext: apitrace.SpanContext{
TraceID: apitrace.ID{0xC0, 0xC1, 0xC2, 0xC3, 0xC4, 0xC5, 0xC6, 0xC7, 0xC8, 0xC9, 0xCA, 0xCB, 0xCC, 0xCD, 0xCE, 0xCF},
SpanID: apitrace.SpanID{0xB0, 0xB1, 0xB2, 0xB3, 0xB4, 0xB5, 0xB6, 0xB7},
TraceFlags: 0,
},
Attributes: []kv.KeyValue{
kv.String("LinkType", "Parent"),
},
},
{
SpanContext: apitrace.SpanContext{
TraceID: apitrace.ID{0xE0, 0xE1, 0xE2, 0xE3, 0xE4, 0xE5, 0xE6, 0xE7, 0xE8, 0xE9, 0xEA, 0xEB, 0xEC, 0xED, 0xEE, 0xEF},
SpanID: apitrace.SpanID{0xD0, 0xD1, 0xD2, 0xD3, 0xD4, 0xD5, 0xD6, 0xD7},
TraceFlags: 0,
},
Attributes: []kv.KeyValue{
kv.String("LinkType", "Child"),
},
},
},
StatusCode: codes.Internal,
StatusMessage: "utterly unrecognized",
HasRemoteParent: true,
Attributes: []kv.KeyValue{
kv.Int64("timeout_ns", 12e9),
},
DroppedAttributeCount: 1,
DroppedMessageEventCount: 2,
DroppedLinkCount: 3,
Resource: resource.New(kv.String("rk1", "rv1"), kv.Int64("rk2", 5)),
InstrumentationLibrary: instrumentation.Library{
Name: "go.opentelemetry.io/test/otel",
Version: "v0.0.1",
},
}
// Not checking resource as the underlying map of our Resource makes
// ordering impossible to guarantee on the output. The Resource
// transform function has unit tests that should suffice.
expectedSpan := &tracepb.Span{
TraceId: []byte{0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F},
SpanId: []byte{0xFF, 0xFE, 0xFD, 0xFC, 0xFB, 0xFA, 0xF9, 0xF8},
ParentSpanId: []byte{0xEF, 0xEE, 0xED, 0xEC, 0xEB, 0xEA, 0xE9, 0xE8},
Name: spanData.Name,
Kind: tracepb.Span_SERVER,
StartTimeUnixNano: uint64(startTime.UnixNano()),
EndTimeUnixNano: uint64(endTime.UnixNano()),
Status: status(spanData.StatusCode, spanData.StatusMessage),
Events: spanEvents(spanData.MessageEvents),
Links: links(spanData.Links),
Attributes: Attributes(spanData.Attributes),
DroppedAttributesCount: 1,
DroppedEventsCount: 2,
DroppedLinksCount: 3,
}
got := SpanData([]*export.SpanData{spanData})
require.Len(t, got, 1)
assert.Equal(t, got[0].GetResource(), Resource(spanData.Resource))
ilSpans := got[0].GetInstrumentationLibrarySpans()
require.Len(t, ilSpans, 1)
assert.Equal(t, ilSpans[0].GetInstrumentationLibrary(), instrumentationLibrary(spanData.InstrumentationLibrary))
require.Len(t, ilSpans[0].Spans, 1)
actualSpan := ilSpans[0].Spans[0]
if diff := cmp.Diff(expectedSpan, actualSpan, cmp.Comparer(proto.Equal)); diff != "" {
t.Fatalf("transformed span differs %v\n", diff)
}
}
// Empty parent span ID should be treated as root span.
func TestRootSpanData(t *testing.T) {
sd := SpanData([]*export.SpanData{{}})
require.Len(t, sd, 1)
rs := sd[0]
got := rs.GetInstrumentationLibrarySpans()[0].GetSpans()[0].GetParentSpanId()
// Empty means root span.
assert.Nil(t, got, "incorrect transform of root parent span ID")
}
func TestSpanDataNilResource(t *testing.T) {
assert.NotPanics(t, func() { SpanData([]*export.SpanData{{}}) })
}