tsan_test.go

Documentation: cmd/cgo/internal/testsanitizers

     1  // Copyright 2017 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  //go:build linux || (freebsd && amd64)
     6  
     7  package sanitizers_test
     8  
     9  import (
    10  	"internal/testenv"
    11  	"strings"
    12  	"testing"
    13  )
    14  
    15  func TestTSAN(t *testing.T) {
    16  	testenv.MustHaveGoBuild(t)
    17  	testenv.MustHaveCGO(t)
    18  
    19  	goos, err := goEnv("GOOS")
    20  	if err != nil {
    21  		t.Fatal(err)
    22  	}
    23  	goarch, err := goEnv("GOARCH")
    24  	if err != nil {
    25  		t.Fatal(err)
    26  	}
    27  	// The msan tests require support for the -msan option.
    28  	if !compilerRequiredTsanVersion(goos, goarch) {
    29  		t.Skipf("skipping on %s/%s; compiler version for -tsan option is too old.", goos, goarch)
    30  	}
    31  
    32  	t.Parallel()
    33  	requireOvercommit(t)
    34  	config := configure("thread")
    35  	config.skipIfCSanitizerBroken(t)
    36  
    37  	mustRun(t, config.goCmd("build", "std"))
    38  
    39  	cases := []struct {
    40  		src          string
    41  		needsRuntime bool
    42  	}{
    43  		{src: "tsan.go"},
    44  		{src: "tsan2.go"},
    45  		{src: "tsan3.go"},
    46  		{src: "tsan4.go"},
    47  		{src: "tsan5.go", needsRuntime: true},
    48  		{src: "tsan6.go", needsRuntime: true},
    49  		{src: "tsan7.go", needsRuntime: true},
    50  		{src: "tsan8.go"},
    51  		{src: "tsan9.go"},
    52  		{src: "tsan10.go", needsRuntime: true},
    53  		{src: "tsan11.go", needsRuntime: true},
    54  		{src: "tsan12.go", needsRuntime: true},
    55  		{src: "tsan13.go", needsRuntime: true},
    56  		{src: "tsan14.go", needsRuntime: true},
    57  		{src: "tsan15.go", needsRuntime: true},
    58  	}
    59  	for _, tc := range cases {
    60  		tc := tc
    61  		name := strings.TrimSuffix(tc.src, ".go")
    62  		t.Run(name, func(t *testing.T) {
    63  			t.Parallel()
    64  
    65  			dir := newTempDir(t)
    66  			defer dir.RemoveAll(t)
    67  
    68  			outPath := dir.Join(name)
    69  			mustRun(t, config.goCmd("build", "-o", outPath, srcPath(tc.src)))
    70  
    71  			cmd := hangProneCmd(outPath)
    72  			if tc.needsRuntime {
    73  				config.skipIfRuntimeIncompatible(t)
    74  			}
    75  			// If we don't see halt_on_error, the program
    76  			// will only exit non-zero if we call C.exit.
    77  			cmd.Env = append(cmd.Environ(), "TSAN_OPTIONS=halt_on_error=1")
    78  			mustRun(t, cmd)
    79  		})
    80  	}
    81  }
    82
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