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go/misc/cgo/testsanitizers/msan_test.go
Bryan C. Mills 39d4693bac misc/cgo/testsanitizers: convert test.bash to Go
This makes it much easier to run individual failing subtests.

Use $(go env CC) instead of always defaulting to clang; this makes it
easier to test with other compilers.

Run C binaries to detect incompatible compiler/kernel pairings instead
of sniffing versions.

updates #21196

Change-Id: I0debb3cc4a4244df44b825157ffdc97b5c09338d
Reviewed-on: https://go-review.googlesource.com/52910
Run-TryBot: Bryan Mills <bcmills@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2017-08-17 15:05:08 +00:00

56 lines
1.1 KiB
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) {
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: "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)
})
}
}