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Diffstat (limited to 'src/pkg/testing/benchmark_test.go')
-rw-r--r--src/pkg/testing/benchmark_test.go113
1 files changed, 0 insertions, 113 deletions
diff --git a/src/pkg/testing/benchmark_test.go b/src/pkg/testing/benchmark_test.go
deleted file mode 100644
index 431bb537b..000000000
--- a/src/pkg/testing/benchmark_test.go
+++ /dev/null
@@ -1,113 +0,0 @@
-// Copyright 2013 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package testing_test
-
-import (
- "bytes"
- "runtime"
- "sync/atomic"
- "testing"
- "text/template"
-)
-
-var roundDownTests = []struct {
- v, expected int
-}{
- {1, 1},
- {9, 1},
- {10, 10},
- {11, 10},
- {100, 100},
- {101, 100},
- {999, 100},
- {1000, 1000},
- {1001, 1000},
-}
-
-func TestRoundDown10(t *testing.T) {
- for _, tt := range roundDownTests {
- actual := testing.RoundDown10(tt.v)
- if tt.expected != actual {
- t.Errorf("roundDown10(%d): expected %d, actual %d", tt.v, tt.expected, actual)
- }
- }
-}
-
-var roundUpTests = []struct {
- v, expected int
-}{
- {0, 1},
- {1, 1},
- {2, 2},
- {3, 3},
- {5, 5},
- {9, 10},
- {999, 1000},
- {1000, 1000},
- {1400, 2000},
- {1700, 2000},
- {2700, 3000},
- {4999, 5000},
- {5000, 5000},
- {5001, 10000},
-}
-
-func TestRoundUp(t *testing.T) {
- for _, tt := range roundUpTests {
- actual := testing.RoundUp(tt.v)
- if tt.expected != actual {
- t.Errorf("roundUp(%d): expected %d, actual %d", tt.v, tt.expected, actual)
- }
- }
-}
-
-func TestRunParallel(t *testing.T) {
- testing.Benchmark(func(b *testing.B) {
- procs := uint32(0)
- iters := uint64(0)
- b.SetParallelism(3)
- b.RunParallel(func(pb *testing.PB) {
- atomic.AddUint32(&procs, 1)
- for pb.Next() {
- atomic.AddUint64(&iters, 1)
- }
- })
- if want := uint32(3 * runtime.GOMAXPROCS(0)); procs != want {
- t.Errorf("got %v procs, want %v", procs, want)
- }
- if iters != uint64(b.N) {
- t.Errorf("got %v iters, want %v", iters, b.N)
- }
- })
-}
-
-func TestRunParallelFail(t *testing.T) {
- testing.Benchmark(func(b *testing.B) {
- b.RunParallel(func(pb *testing.PB) {
- // The function must be able to log/abort
- // w/o crashing/deadlocking the whole benchmark.
- b.Log("log")
- b.Error("error")
- })
- })
-}
-
-func ExampleB_RunParallel() {
- // Parallel benchmark for text/template.Template.Execute on a single object.
- testing.Benchmark(func(b *testing.B) {
- templ := template.Must(template.New("test").Parse("Hello, {{.}}!"))
- // RunParallel will create GOMAXPROCS goroutines
- // and distribute work among them.
- b.RunParallel(func(pb *testing.PB) {
- // Each goroutine has its own bytes.Buffer.
- var buf bytes.Buffer
- for pb.Next() {
- // The loop body is executed b.N times total across all goroutines.
- buf.Reset()
- templ.Execute(&buf, "World")
- }
- })
- })
-}