go msan_test 源码
golang msan_test 代码
文件路径：/misc/cgo/testsanitizers/msan_test.go
// Copyright 2017 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 sanitizers_test
import (
"strings"
"testing"
)
func TestMSAN(t *testing.T) {
goos, err := goEnv("GOOS")
if err != nil {
t.Fatal(err)
}
goarch, err := goEnv("GOARCH")
if err != nil {
t.Fatal(err)
}
// The msan tests require support for the -msan option.
if !mSanSupported(goos, goarch) {
t.Skipf("skipping on %s/%s; -msan option is not supported.", goos, goarch)
}
t.Parallel()
requireOvercommit(t)
config := configure("memory")
config.skipIfCSanitizerBroken(t)
mustRun(t, config.goCmd("build", "std"))
cases := []struct {
src string
wantErr bool
}{
{src: "msan.go"},
{src: "msan2.go"},
{src: "msan2_cmsan.go"},
{src: "msan3.go"},
{src: "msan4.go"},
{src: "msan5.go"},
{src: "msan6.go"},
{src: "msan7.go"},
{src: "msan8.go"},
{src: "msan_fail.go", wantErr: true},
}
for _, tc := range cases {
tc := tc
name := strings.TrimSuffix(tc.src, ".go")
t.Run(name, func(t *testing.T) {
t.Parallel()
dir := newTempDir(t)
defer dir.RemoveAll(t)
outPath := dir.Join(name)
mustRun(t, config.goCmd("build", "-o", outPath, srcPath(tc.src)))
cmd := hangProneCmd(outPath)
if tc.wantErr {
out, err := cmd.CombinedOutput()
if err != nil {
return
}
t.Fatalf("%#q exited without error; want MSAN failure\n%s", strings.Join(cmd.Args, " "), out)
}
mustRun(t, cmd)
})
}
}
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