annotation_test.go

Documentation: runtime/trace

     1  // Copyright 2018 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package trace_test
     6  
     7  import (
     8  	"context"
     9  	. "runtime/trace"
    10  	"testing"
    11  )
    12  
    13  func BenchmarkStartRegion(b *testing.B) {
    14  	b.ReportAllocs()
    15  	ctx, task := NewTask(context.Background(), "benchmark")
    16  	defer task.End()
    17  
    18  	b.RunParallel(func(pb *testing.PB) {
    19  		for pb.Next() {
    20  			StartRegion(ctx, "region").End()
    21  		}
    22  	})
    23  }
    24  
    25  func BenchmarkNewTask(b *testing.B) {
    26  	b.ReportAllocs()
    27  	pctx, task := NewTask(context.Background(), "benchmark")
    28  	defer task.End()
    29  
    30  	b.RunParallel(func(pb *testing.PB) {
    31  		for pb.Next() {
    32  			_, task := NewTask(pctx, "task")
    33  			task.End()
    34  		}
    35  	})
    36  }
    37
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