func TestRaceSignal(t *testing.T) {
if runtime.GOOS != "linux" || runtime.GOARCH != "amd64" {
t.Skipf("not yet supported on %s/%s", runtime.GOOS, runtime.GOARCH)
}
testenv.MustHaveGoRun(t)
// This test requires building various packages with -race, so
// it's somewhat slow.
if testing.Short() {
t.Skip("skipping test in -short mode")
}
exe, err := buildTestProg(t, "testprogcgo", "-race")
if err != nil {
t.Fatal(err)
}
got, err := testEnv(exec.Command(exe, "CgoRaceSignal")).CombinedOutput()
if err != nil {
t.Logf("%s\n", got)
t.Fatal(err)
}
want := "OK\n"
if string(got) != want {
t.Errorf("expected %q got %s", want, got)
}
}
func TestImports(t *testing.T) {
testenv.MustHaveGoRun(t)
if err := exec.Command("go", "run", "x509_test_import.go").Run(); err != nil {
t.Errorf("failed to run x509_test_import.go: %s", err)
}
}
func testCgoPprof(t *testing.T, buildArg, runArg string) {
if runtime.GOOS != "linux" || runtime.GOARCH != "amd64" {
t.Skipf("not yet supported on %s/%s", runtime.GOOS, runtime.GOARCH)
}
testenv.MustHaveGoRun(t)
exe, err := buildTestProg(t, "testprogcgo", buildArg)
if err != nil {
t.Fatal(err)
}
got, err := testEnv(exec.Command(exe, runArg)).CombinedOutput()
if err != nil {
t.Fatal(err)
}
fn := strings.TrimSpace(string(got))
defer os.Remove(fn)
top, err := exec.Command("go", "tool", "pprof", "-top", "-nodecount=1", exe, fn).CombinedOutput()
t.Logf("%s", top)
if err != nil {
t.Fatal(err)
}
if !bytes.Contains(top, []byte("cpuHog")) {
t.Error("missing cpuHog in pprof output")
}
}
func TestConcurrentMapIterateWrite(t *testing.T) {
if !*concurrentMapTest {
t.Skip("skipping without -run_concurrent_map_tests")
}
testenv.MustHaveGoRun(t)
output := runTestProg(t, "testprog", "concurrentMapIterateWrite")
want := "fatal error: concurrent map iteration and map write"
if !strings.HasPrefix(output, want) {
t.Fatalf("output does not start with %q:\n%s", want, output)
}
}
func TestBuiltin(t *testing.T) {
testenv.MustHaveGoRun(t)
old, err := ioutil.ReadFile("builtin.go")
if err != nil {
t.Fatal(err)
}
new, err := exec.Command(testenv.GoToolPath(t), "run", "mkbuiltin.go", "-stdout").Output()
if err != nil {
t.Fatal(err)
}
if !bytes.Equal(old, new) {
t.Fatal("builtin.go out of date; run mkbuiltin.go")
}
}
func testCgoPprof(t *testing.T, buildArg, runArg string) {
if runtime.GOOS != "linux" || runtime.GOARCH != "amd64" {
t.Skipf("not yet supported on %s/%s", runtime.GOOS, runtime.GOARCH)
}
testenv.MustHaveGoRun(t)
exe, err := buildTestProg(t, "testprogcgo", buildArg)
if err != nil {
t.Fatal(err)
}
got, err := testEnv(exec.Command(exe, runArg)).CombinedOutput()
if err != nil {
t.Fatal(err)
}
fn := strings.TrimSpace(string(got))
defer os.Remove(fn)
cmd := testEnv(exec.Command(testenv.GoToolPath(t), "tool", "pprof", "-top", "-nodecount=1", "-symbolize=force", exe, fn))
found := false
for i, e := range cmd.Env {
if strings.HasPrefix(e, "PPROF_TMPDIR=") {
cmd.Env[i] = "PPROF_TMPDIR=" + os.TempDir()
found = true
break
}
}
if !found {
cmd.Env = append(cmd.Env, "PPROF_TMPDIR="+os.TempDir())
}
top, err := cmd.CombinedOutput()
t.Logf("%s", top)
if err != nil {
t.Fatal(err)
}
if !bytes.Contains(top, []byte("cpuHog")) {
t.Error("missing cpuHog in pprof output")
}
}
func TestMemPprof(t *testing.T) {
testenv.MustHaveGoRun(t)
exe, err := buildTestProg(t, "testprog")
if err != nil {
t.Fatal(err)
}
got, err := testEnv(exec.Command(exe, "MemProf")).CombinedOutput()
if err != nil {
t.Fatal(err)
}
fn := strings.TrimSpace(string(got))
defer os.Remove(fn)
cmd := testEnv(exec.Command("go", "tool", "pprof", "-alloc_space", "-top", exe, fn))
found := false
for i, e := range cmd.Env {
if strings.HasPrefix(e, "PPROF_TMPDIR=") {
cmd.Env[i] = "PPROF_TMPDIR=" + os.TempDir()
found = true
break
}
}
if !found {
cmd.Env = append(cmd.Env, "PPROF_TMPDIR="+os.TempDir())
}
top, err := cmd.CombinedOutput()
t.Logf("%s", top)
if err != nil {
t.Fatal(err)
}
if !bytes.Contains(top, []byte("MemProf")) {
t.Error("missing MemProf in pprof output")
}
}
