mirror of
https://github.com/autc04/Retro68.git
synced 2024-12-04 16:50:57 +00:00
97 lines
3.0 KiB
Go
97 lines
3.0 KiB
Go
// Copyright 2017 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package pprof
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import (
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"context"
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"fmt"
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"reflect"
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"testing"
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)
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func TestSetGoroutineLabels(t *testing.T) {
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sync := make(chan struct{})
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wantLabels := map[string]string{}
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if gotLabels := getProfLabel(); !reflect.DeepEqual(gotLabels, wantLabels) {
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t.Errorf("Expected parent goroutine's profile labels to be empty before test, got %v", gotLabels)
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}
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go func() {
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if gotLabels := getProfLabel(); !reflect.DeepEqual(gotLabels, wantLabels) {
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t.Errorf("Expected child goroutine's profile labels to be empty before test, got %v", gotLabels)
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}
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sync <- struct{}{}
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}()
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<-sync
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wantLabels = map[string]string{"key": "value"}
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ctx := WithLabels(context.Background(), Labels("key", "value"))
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SetGoroutineLabels(ctx)
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if gotLabels := getProfLabel(); !reflect.DeepEqual(gotLabels, wantLabels) {
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t.Errorf("parent goroutine's profile labels: got %v, want %v", gotLabels, wantLabels)
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}
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go func() {
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if gotLabels := getProfLabel(); !reflect.DeepEqual(gotLabels, wantLabels) {
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t.Errorf("child goroutine's profile labels: got %v, want %v", gotLabels, wantLabels)
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}
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sync <- struct{}{}
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}()
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<-sync
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wantLabels = map[string]string{}
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ctx = context.Background()
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SetGoroutineLabels(ctx)
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if gotLabels := getProfLabel(); !reflect.DeepEqual(gotLabels, wantLabels) {
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t.Errorf("Expected parent goroutine's profile labels to be empty, got %v", gotLabels)
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}
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go func() {
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if gotLabels := getProfLabel(); !reflect.DeepEqual(gotLabels, wantLabels) {
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t.Errorf("Expected child goroutine's profile labels to be empty, got %v", gotLabels)
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}
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sync <- struct{}{}
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}()
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<-sync
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}
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func TestDo(t *testing.T) {
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wantLabels := map[string]string{}
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if gotLabels := getProfLabel(); !reflect.DeepEqual(gotLabels, wantLabels) {
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t.Errorf("Expected parent goroutine's profile labels to be empty before Do, got %v", gotLabels)
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}
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Do(context.Background(), Labels("key1", "value1", "key2", "value2"), func(ctx context.Context) {
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wantLabels := map[string]string{"key1": "value1", "key2": "value2"}
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if gotLabels := getProfLabel(); !reflect.DeepEqual(gotLabels, wantLabels) {
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t.Errorf("parent goroutine's profile labels: got %v, want %v", gotLabels, wantLabels)
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}
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sync := make(chan struct{})
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go func() {
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wantLabels := map[string]string{"key1": "value1", "key2": "value2"}
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if gotLabels := getProfLabel(); !reflect.DeepEqual(gotLabels, wantLabels) {
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t.Errorf("child goroutine's profile labels: got %v, want %v", gotLabels, wantLabels)
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}
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sync <- struct{}{}
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}()
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<-sync
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})
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wantLabels = map[string]string{}
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if gotLabels := getProfLabel(); !reflect.DeepEqual(gotLabels, wantLabels) {
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fmt.Printf("%#v", gotLabels)
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fmt.Printf("%#v", wantLabels)
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t.Errorf("Expected parent goroutine's profile labels to be empty after Do, got %v", gotLabels)
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}
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}
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func getProfLabel() map[string]string {
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l := (*labelMap)(runtime_getProfLabel())
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if l == nil {
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return map[string]string{}
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}
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return *l
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}
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