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// Copyright 2012 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 runtime_test
import (
"io"
"testing"
)
var errf error
func errfn() error {
return errf
}
func errfn1() error {
return io.EOF
}
func BenchmarkIfaceCmp100(b *testing.B) {
for i := 0; i < b.N; i++ {
for j := 0; j < 100; j++ {
if errfn() == io.EOF {
b.Fatal("bad comparison")
}
}
}
}
func BenchmarkIfaceCmpNil100(b *testing.B) {
for i := 0; i < b.N; i++ {
for j := 0; j < 100; j++ {
if errfn1() == nil {
b.Fatal("bad comparison")
}
}
}
}
func BenchmarkDefer(b *testing.B) {
for i := 0; i < b.N; i++ {
defer1()
}
}
func defer1() {
defer func(x, y, z int) {
if recover() != nil || x != 1 || y != 2 || z != 3 {
panic("bad recover")
}
}(1, 2, 3)
return
}
func BenchmarkDefer10(b *testing.B) {
for i := 0; i < b.N/10; i++ {
defer2()
}
}
func defer2() {
for i := 0; i < 10; i++ {
defer func(x, y, z int) {
if recover() != nil || x != 1 || y != 2 || z != 3 {
panic("bad recover")
}
}(1, 2, 3)
}
}
func BenchmarkDeferMany(b *testing.B) {
for i := 0; i < b.N; i++ {
defer func(x, y, z int) {
if recover() != nil || x != 1 || y != 2 || z != 3 {
panic("bad recover")
}
}(1, 2, 3)
}
}
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