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path: root/src/pkg/encoding/gob/timing_test.go
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Diffstat (limited to 'src/pkg/encoding/gob/timing_test.go')
-rw-r--r--src/pkg/encoding/gob/timing_test.go133
1 files changed, 0 insertions, 133 deletions
diff --git a/src/pkg/encoding/gob/timing_test.go b/src/pkg/encoding/gob/timing_test.go
deleted file mode 100644
index ec55c4d63..000000000
--- a/src/pkg/encoding/gob/timing_test.go
+++ /dev/null
@@ -1,133 +0,0 @@
-// Copyright 2011 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 gob
-
-import (
- "bytes"
- "io"
- "os"
- "runtime"
- "testing"
-)
-
-type Bench struct {
- A int
- B float64
- C string
- D []byte
-}
-
-func benchmarkEndToEnd(b *testing.B, ctor func() interface{}, pipe func() (r io.Reader, w io.Writer, err error)) {
- b.RunParallel(func(pb *testing.PB) {
- r, w, err := pipe()
- if err != nil {
- b.Fatal("can't get pipe:", err)
- }
- v := ctor()
- enc := NewEncoder(w)
- dec := NewDecoder(r)
- for pb.Next() {
- if err := enc.Encode(v); err != nil {
- b.Fatal("encode error:", err)
- }
- if err := dec.Decode(v); err != nil {
- b.Fatal("decode error:", err)
- }
- }
- })
-}
-
-func BenchmarkEndToEndPipe(b *testing.B) {
- benchmarkEndToEnd(b, func() interface{} {
- return &Bench{7, 3.2, "now is the time", bytes.Repeat([]byte("for all good men"), 100)}
- }, func() (r io.Reader, w io.Writer, err error) {
- r, w, err = os.Pipe()
- return
- })
-}
-
-func BenchmarkEndToEndByteBuffer(b *testing.B) {
- benchmarkEndToEnd(b, func() interface{} {
- return &Bench{7, 3.2, "now is the time", bytes.Repeat([]byte("for all good men"), 100)}
- }, func() (r io.Reader, w io.Writer, err error) {
- var buf bytes.Buffer
- return &buf, &buf, nil
- })
-}
-
-func BenchmarkEndToEndSliceByteBuffer(b *testing.B) {
- benchmarkEndToEnd(b, func() interface{} {
- v := &Bench{7, 3.2, "now is the time", nil}
- Register(v)
- arr := make([]interface{}, 100)
- for i := range arr {
- arr[i] = v
- }
- return &arr
- }, func() (r io.Reader, w io.Writer, err error) {
- var buf bytes.Buffer
- return &buf, &buf, nil
- })
-}
-
-func TestCountEncodeMallocs(t *testing.T) {
- if testing.Short() {
- t.Skip("skipping malloc count in short mode")
- }
- if runtime.GOMAXPROCS(0) > 1 {
- t.Skip("skipping; GOMAXPROCS>1")
- }
-
- const N = 1000
-
- var buf bytes.Buffer
- enc := NewEncoder(&buf)
- bench := &Bench{7, 3.2, "now is the time", []byte("for all good men")}
-
- allocs := testing.AllocsPerRun(N, func() {
- err := enc.Encode(bench)
- if err != nil {
- t.Fatal("encode:", err)
- }
- })
- if allocs != 0 {
- t.Fatalf("mallocs per encode of type Bench: %v; wanted 0\n", allocs)
- }
-}
-
-func TestCountDecodeMallocs(t *testing.T) {
- if testing.Short() {
- t.Skip("skipping malloc count in short mode")
- }
- if runtime.GOMAXPROCS(0) > 1 {
- t.Skip("skipping; GOMAXPROCS>1")
- }
-
- const N = 1000
-
- var buf bytes.Buffer
- enc := NewEncoder(&buf)
- bench := &Bench{7, 3.2, "now is the time", []byte("for all good men")}
-
- // Fill the buffer with enough to decode
- testing.AllocsPerRun(N, func() {
- err := enc.Encode(bench)
- if err != nil {
- t.Fatal("encode:", err)
- }
- })
-
- dec := NewDecoder(&buf)
- allocs := testing.AllocsPerRun(N, func() {
- *bench = Bench{}
- err := dec.Decode(&bench)
- if err != nil {
- t.Fatal("decode:", err)
- }
- })
- if allocs != 4 {
- t.Fatalf("mallocs per decode of type Bench: %v; wanted 4\n", allocs)
- }
-}