mirror of
https://github.com/open-telemetry/opentelemetry-go.git
synced 2024-12-28 21:09:17 +02:00
86 lines
2.3 KiB
Go
86 lines
2.3 KiB
Go
// Copyright The OpenTelemetry Authors
|
|
// SPDX-License-Identifier: Apache-2.0
|
|
|
|
package baggage
|
|
|
|
import (
|
|
"context"
|
|
"testing"
|
|
|
|
"github.com/stretchr/testify/assert"
|
|
"github.com/stretchr/testify/require"
|
|
)
|
|
|
|
func TestContextWithList(t *testing.T) {
|
|
ctx := context.Background()
|
|
l := List{"foo": {Value: "1"}}
|
|
|
|
nCtx := ContextWithList(ctx, l)
|
|
assert.Equal(t, baggageState{list: l}, nCtx.Value(baggageKey))
|
|
assert.Nil(t, ctx.Value(baggageKey))
|
|
}
|
|
|
|
func TestClearContextOfList(t *testing.T) {
|
|
l := List{"foo": {Value: "1"}}
|
|
|
|
ctx := context.Background()
|
|
ctx = context.WithValue(ctx, baggageKey, l)
|
|
|
|
nCtx := ContextWithList(ctx, nil)
|
|
nL, ok := nCtx.Value(baggageKey).(baggageState)
|
|
require.True(t, ok, "wrong type stored in context")
|
|
assert.Nil(t, nL.list)
|
|
assert.Equal(t, l, ctx.Value(baggageKey))
|
|
}
|
|
|
|
func TestListFromContext(t *testing.T) {
|
|
ctx := context.Background()
|
|
assert.Nil(t, ListFromContext(ctx))
|
|
|
|
l := List{"foo": {Value: "1"}}
|
|
ctx = context.WithValue(ctx, baggageKey, baggageState{list: l})
|
|
assert.Equal(t, l, ListFromContext(ctx))
|
|
}
|
|
|
|
func TestContextWithSetHook(t *testing.T) {
|
|
var called bool
|
|
f := func(ctx context.Context, list List) context.Context {
|
|
called = true
|
|
return ctx
|
|
}
|
|
|
|
ctx := context.Background()
|
|
ctx = ContextWithSetHook(ctx, f)
|
|
assert.False(t, called, "SetHookFunc called when setting hook")
|
|
ctx = ContextWithList(ctx, nil)
|
|
assert.True(t, called, "SetHookFunc not called when setting List")
|
|
|
|
// Ensure resetting the hook works.
|
|
called = false
|
|
ctx = ContextWithSetHook(ctx, f)
|
|
assert.False(t, called, "SetHookFunc called when re-setting hook")
|
|
ContextWithList(ctx, nil)
|
|
assert.True(t, called, "SetHookFunc not called when re-setting List")
|
|
}
|
|
|
|
func TestContextWithGetHook(t *testing.T) {
|
|
var called bool
|
|
f := func(ctx context.Context, list List) List {
|
|
called = true
|
|
return list
|
|
}
|
|
|
|
ctx := context.Background()
|
|
ctx = ContextWithGetHook(ctx, f)
|
|
assert.False(t, called, "GetHookFunc called when setting hook")
|
|
_ = ListFromContext(ctx)
|
|
assert.True(t, called, "GetHookFunc not called when getting List")
|
|
|
|
// Ensure resetting the hook works.
|
|
called = false
|
|
ctx = ContextWithGetHook(ctx, f)
|
|
assert.False(t, called, "GetHookFunc called when re-setting hook")
|
|
_ = ListFromContext(ctx)
|
|
assert.True(t, called, "GetHookFunc not called when re-getting List")
|
|
}
|