go compound_test 源码
golang compound_test 代码
文件路径：/src/cmd/compile/internal/test/testdata/compound_test.go
// Copyright 2015 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.
// Test compound objects
package main
import (
"testing"
)
func string_ssa(a, b string, x bool) string {
s := ""
if x {
s = a
} else {
s = b
}
return s
}
func testString(t *testing.T) {
a := "foo"
b := "barz"
if want, got := a, string_ssa(a, b, true); got != want {
t.Errorf("string_ssa(%v, %v, true) = %v, want %v\n", a, b, got, want)
}
if want, got := b, string_ssa(a, b, false); got != want {
t.Errorf("string_ssa(%v, %v, false) = %v, want %v\n", a, b, got, want)
}
}
//go:noinline
func complex64_ssa(a, b complex64, x bool) complex64 {
var c complex64
if x {
c = a
} else {
c = b
}
return c
}
//go:noinline
func complex128_ssa(a, b complex128, x bool) complex128 {
var c complex128
if x {
c = a
} else {
c = b
}
return c
}
func testComplex64(t *testing.T) {
var a complex64 = 1 + 2i
var b complex64 = 3 + 4i
if want, got := a, complex64_ssa(a, b, true); got != want {
t.Errorf("complex64_ssa(%v, %v, true) = %v, want %v\n", a, b, got, want)
}
if want, got := b, complex64_ssa(a, b, false); got != want {
t.Errorf("complex64_ssa(%v, %v, true) = %v, want %v\n", a, b, got, want)
}
}
func testComplex128(t *testing.T) {
var a complex128 = 1 + 2i
var b complex128 = 3 + 4i
if want, got := a, complex128_ssa(a, b, true); got != want {
t.Errorf("complex128_ssa(%v, %v, true) = %v, want %v\n", a, b, got, want)
}
if want, got := b, complex128_ssa(a, b, false); got != want {
t.Errorf("complex128_ssa(%v, %v, true) = %v, want %v\n", a, b, got, want)
}
}
func slice_ssa(a, b []byte, x bool) []byte {
var s []byte
if x {
s = a
} else {
s = b
}
return s
}
func testSlice(t *testing.T) {
a := []byte{3, 4, 5}
b := []byte{7, 8, 9}
if want, got := byte(3), slice_ssa(a, b, true)[0]; got != want {
t.Errorf("slice_ssa(%v, %v, true) = %v, want %v\n", a, b, got, want)
}
if want, got := byte(7), slice_ssa(a, b, false)[0]; got != want {
t.Errorf("slice_ssa(%v, %v, false) = %v, want %v\n", a, b, got, want)
}
}
func interface_ssa(a, b interface{}, x bool) interface{} {
var s interface{}
if x {
s = a
} else {
s = b
}
return s
}
func testInterface(t *testing.T) {
a := interface{}(3)
b := interface{}(4)
if want, got := 3, interface_ssa(a, b, true).(int); got != want {
t.Errorf("interface_ssa(%v, %v, true) = %v, want %v\n", a, b, got, want)
}
if want, got := 4, interface_ssa(a, b, false).(int); got != want {
t.Errorf("interface_ssa(%v, %v, false) = %v, want %v\n", a, b, got, want)
}
}
func TestCompound(t *testing.T) {
testString(t)
testSlice(t)
testInterface(t)
testComplex64(t)
testComplex128(t)
}
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