123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081 |
- // Copyright 2021 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 TestASAN(t *testing.T) {
- goos, err := goEnv("GOOS")
- if err != nil {
- t.Fatal(err)
- }
- goarch, err := goEnv("GOARCH")
- if err != nil {
- t.Fatal(err)
- }
- // The asan tests require support for the -asan option.
- if !aSanSupported(goos, goarch) {
- t.Skipf("skipping on %s/%s; -asan option is not supported.", goos, goarch)
- }
- t.Parallel()
- requireOvercommit(t)
- config := configure("address")
- config.skipIfCSanitizerBroken(t)
- mustRun(t, config.goCmd("build", "std"))
- cases := []struct {
- src string
- memoryAccessError string
- errorLocation string
- }{
- {src: "asan1_fail.go", memoryAccessError: "heap-use-after-free", errorLocation: "asan1_fail.go:25"},
- {src: "asan2_fail.go", memoryAccessError: "heap-buffer-overflow", errorLocation: "asan2_fail.go:31"},
- {src: "asan3_fail.go", memoryAccessError: "use-after-poison", errorLocation: "asan3_fail.go:13"},
- {src: "asan4_fail.go", memoryAccessError: "use-after-poison", errorLocation: "asan4_fail.go:13"},
- {src: "asan5_fail.go", memoryAccessError: "use-after-poison", errorLocation: "asan5_fail.go:18"},
- {src: "asan_useAfterReturn.go"},
- }
- 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.memoryAccessError != "" {
- outb, err := cmd.CombinedOutput()
- out := string(outb)
- if err != nil && strings.Contains(out, tc.memoryAccessError) {
- // This string is output if the
- // sanitizer library needs a
- // symbolizer program and can't find it.
- const noSymbolizer = "external symbolizer"
- // Check if -asan option can correctly print where the error occurred.
- if tc.errorLocation != "" &&
- !strings.Contains(out, tc.errorLocation) &&
- !strings.Contains(out, noSymbolizer) &&
- compilerSupportsLocation() {
- t.Errorf("%#q exited without expected location of the error\n%s; got failure\n%s", strings.Join(cmd.Args, " "), tc.errorLocation, out)
- }
- return
- }
- t.Fatalf("%#q exited without expected memory access error\n%s; got failure\n%s", strings.Join(cmd.Args, " "), tc.memoryAccessError, out)
- }
- mustRun(t, cmd)
- })
- }
- }
|