mirror of
https://github.com/autc04/Retro68.git
synced 2024-09-07 13:54:33 +00:00
388 lines
9.2 KiB
Go
388 lines
9.2 KiB
Go
// Copyright 2012 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build cgo
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package runtime_test
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import (
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"bytes"
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"fmt"
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"internal/testenv"
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"os"
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"os/exec"
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"runtime"
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"strings"
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"testing"
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"time"
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)
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func TestCgoCrashHandler(t *testing.T) {
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t.Parallel()
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testCrashHandler(t, true)
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}
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func TestCgoSignalDeadlock(t *testing.T) {
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t.Parallel()
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if testing.Short() && runtime.GOOS == "windows" {
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t.Skip("Skipping in short mode") // takes up to 64 seconds
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}
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got := runTestProg(t, "testprogcgo", "CgoSignalDeadlock")
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want := "OK\n"
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if got != want {
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t.Fatalf("expected %q, but got:\n%s", want, got)
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}
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}
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func TestCgoTraceback(t *testing.T) {
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t.Parallel()
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got := runTestProg(t, "testprogcgo", "CgoTraceback")
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want := "OK\n"
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if got != want {
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t.Fatalf("expected %q, but got:\n%s", want, got)
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}
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}
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func TestCgoCallbackGC(t *testing.T) {
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t.Parallel()
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switch runtime.GOOS {
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case "plan9", "windows":
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t.Skipf("no pthreads on %s", runtime.GOOS)
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}
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if testing.Short() {
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switch {
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case runtime.GOOS == "dragonfly":
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t.Skip("see golang.org/issue/11990")
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case runtime.GOOS == "linux" && runtime.GOARCH == "arm":
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t.Skip("too slow for arm builders")
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case runtime.GOOS == "linux" && (runtime.GOARCH == "mips64" || runtime.GOARCH == "mips64le"):
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t.Skip("too slow for mips64x builders")
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}
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}
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got := runTestProg(t, "testprogcgo", "CgoCallbackGC")
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want := "OK\n"
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if got != want {
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t.Fatalf("expected %q, but got:\n%s", want, got)
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}
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}
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func TestCgoExternalThreadPanic(t *testing.T) {
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t.Parallel()
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if runtime.GOOS == "plan9" {
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t.Skipf("no pthreads on %s", runtime.GOOS)
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}
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got := runTestProg(t, "testprogcgo", "CgoExternalThreadPanic")
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want := "panic: BOOM"
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if !strings.Contains(got, want) {
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t.Fatalf("want failure containing %q. output:\n%s\n", want, got)
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}
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}
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func TestCgoExternalThreadSIGPROF(t *testing.T) {
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t.Parallel()
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// issue 9456.
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switch runtime.GOOS {
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case "plan9", "windows":
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t.Skipf("no pthreads on %s", runtime.GOOS)
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case "darwin":
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if runtime.GOARCH != "arm" && runtime.GOARCH != "arm64" {
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// static constructor needs external linking, but we don't support
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// external linking on OS X 10.6.
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out, err := exec.Command("uname", "-r").Output()
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if err != nil {
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t.Fatalf("uname -r failed: %v", err)
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}
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// OS X 10.6 == Darwin 10.x
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if strings.HasPrefix(string(out), "10.") {
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t.Skipf("no external linking on OS X 10.6")
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}
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}
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}
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if runtime.GOARCH == "ppc64" {
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// TODO(austin) External linking not implemented on
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// ppc64 (issue #8912)
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t.Skipf("no external linking on ppc64")
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}
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exe, err := buildTestProg(t, "testprogcgo", "-tags=threadprof")
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if err != nil {
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t.Fatal(err)
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}
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got, err := testEnv(exec.Command(exe, "CgoExternalThreadSIGPROF")).CombinedOutput()
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if err != nil {
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t.Fatalf("exit status: %v\n%s", err, got)
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}
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if want := "OK\n"; string(got) != want {
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t.Fatalf("expected %q, but got:\n%s", want, got)
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}
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}
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func TestCgoExternalThreadSignal(t *testing.T) {
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t.Parallel()
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// issue 10139
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switch runtime.GOOS {
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case "plan9", "windows":
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t.Skipf("no pthreads on %s", runtime.GOOS)
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}
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exe, err := buildTestProg(t, "testprogcgo", "-tags=threadprof")
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if err != nil {
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t.Fatal(err)
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}
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got, err := testEnv(exec.Command(exe, "CgoExternalThreadSIGPROF")).CombinedOutput()
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if err != nil {
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t.Fatalf("exit status: %v\n%s", err, got)
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}
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want := []byte("OK\n")
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if !bytes.Equal(got, want) {
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t.Fatalf("expected %q, but got:\n%s", want, got)
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}
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}
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func TestCgoDLLImports(t *testing.T) {
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// test issue 9356
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if runtime.GOOS != "windows" {
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t.Skip("skipping windows specific test")
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}
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got := runTestProg(t, "testprogcgo", "CgoDLLImportsMain")
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want := "OK\n"
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if got != want {
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t.Fatalf("expected %q, but got %v", want, got)
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}
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}
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func TestCgoExecSignalMask(t *testing.T) {
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t.Parallel()
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// Test issue 13164.
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switch runtime.GOOS {
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case "windows", "plan9":
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t.Skipf("skipping signal mask test on %s", runtime.GOOS)
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}
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got := runTestProg(t, "testprogcgo", "CgoExecSignalMask")
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want := "OK\n"
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if got != want {
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t.Errorf("expected %q, got %v", want, got)
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}
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}
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func TestEnsureDropM(t *testing.T) {
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t.Parallel()
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// Test for issue 13881.
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switch runtime.GOOS {
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case "windows", "plan9":
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t.Skipf("skipping dropm test on %s", runtime.GOOS)
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}
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got := runTestProg(t, "testprogcgo", "EnsureDropM")
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want := "OK\n"
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if got != want {
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t.Errorf("expected %q, got %v", want, got)
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}
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}
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// Test for issue 14387.
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// Test that the program that doesn't need any cgo pointer checking
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// takes about the same amount of time with it as without it.
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func TestCgoCheckBytes(t *testing.T) {
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t.Parallel()
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// Make sure we don't count the build time as part of the run time.
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testenv.MustHaveGoBuild(t)
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exe, err := buildTestProg(t, "testprogcgo")
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if err != nil {
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t.Fatal(err)
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}
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// Try it 10 times to avoid flakiness.
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const tries = 10
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var tot1, tot2 time.Duration
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for i := 0; i < tries; i++ {
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cmd := testEnv(exec.Command(exe, "CgoCheckBytes"))
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cmd.Env = append(cmd.Env, "GODEBUG=cgocheck=0", fmt.Sprintf("GO_CGOCHECKBYTES_TRY=%d", i))
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start := time.Now()
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cmd.Run()
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d1 := time.Since(start)
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cmd = testEnv(exec.Command(exe, "CgoCheckBytes"))
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cmd.Env = append(cmd.Env, fmt.Sprintf("GO_CGOCHECKBYTES_TRY=%d", i))
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start = time.Now()
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cmd.Run()
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d2 := time.Since(start)
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if d1*20 > d2 {
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// The slow version (d2) was less than 20 times
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// slower than the fast version (d1), so OK.
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return
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}
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tot1 += d1
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tot2 += d2
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}
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t.Errorf("cgo check too slow: got %v, expected at most %v", tot2/tries, (tot1/tries)*20)
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}
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func TestCgoPanicDeadlock(t *testing.T) {
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t.Parallel()
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// test issue 14432
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got := runTestProg(t, "testprogcgo", "CgoPanicDeadlock")
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want := "panic: cgo error\n\n"
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if !strings.HasPrefix(got, want) {
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t.Fatalf("output does not start with %q:\n%s", want, got)
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}
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}
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func TestCgoCCodeSIGPROF(t *testing.T) {
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t.Parallel()
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got := runTestProg(t, "testprogcgo", "CgoCCodeSIGPROF")
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want := "OK\n"
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if got != want {
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t.Errorf("expected %q got %v", want, got)
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}
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}
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func TestCgoCrashTraceback(t *testing.T) {
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t.Parallel()
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if runtime.GOOS != "linux" || runtime.GOARCH != "amd64" {
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t.Skipf("not yet supported on %s/%s", runtime.GOOS, runtime.GOARCH)
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}
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got := runTestProg(t, "testprogcgo", "CrashTraceback")
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for i := 1; i <= 3; i++ {
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if !strings.Contains(got, fmt.Sprintf("cgo symbolizer:%d", i)) {
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t.Errorf("missing cgo symbolizer:%d", i)
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}
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}
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}
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func TestCgoTracebackContext(t *testing.T) {
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t.Parallel()
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got := runTestProg(t, "testprogcgo", "TracebackContext")
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want := "OK\n"
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if got != want {
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t.Errorf("expected %q got %v", want, got)
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}
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}
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func testCgoPprof(t *testing.T, buildArg, runArg string) {
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t.Parallel()
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if runtime.GOOS != "linux" || runtime.GOARCH != "amd64" {
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t.Skipf("not yet supported on %s/%s", runtime.GOOS, runtime.GOARCH)
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}
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testenv.MustHaveGoRun(t)
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exe, err := buildTestProg(t, "testprogcgo", buildArg)
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if err != nil {
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t.Fatal(err)
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}
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got, err := testEnv(exec.Command(exe, runArg)).CombinedOutput()
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if err != nil {
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t.Fatal(err)
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}
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fn := strings.TrimSpace(string(got))
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defer os.Remove(fn)
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cmd := testEnv(exec.Command(testenv.GoToolPath(t), "tool", "pprof", "-top", "-nodecount=1", exe, fn))
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found := false
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for i, e := range cmd.Env {
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if strings.HasPrefix(e, "PPROF_TMPDIR=") {
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cmd.Env[i] = "PPROF_TMPDIR=" + os.TempDir()
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found = true
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break
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}
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}
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if !found {
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cmd.Env = append(cmd.Env, "PPROF_TMPDIR="+os.TempDir())
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}
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top, err := cmd.CombinedOutput()
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t.Logf("%s", top)
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if err != nil {
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t.Fatal(err)
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}
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if !bytes.Contains(top, []byte("cpuHog")) {
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t.Error("missing cpuHog in pprof output")
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}
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}
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func TestCgoPprof(t *testing.T) {
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testCgoPprof(t, "", "CgoPprof")
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}
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func TestCgoPprofPIE(t *testing.T) {
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testCgoPprof(t, "-ldflags=-extldflags=-pie", "CgoPprof")
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}
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func TestCgoPprofThread(t *testing.T) {
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testCgoPprof(t, "", "CgoPprofThread")
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}
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func TestCgoPprofThreadNoTraceback(t *testing.T) {
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testCgoPprof(t, "", "CgoPprofThreadNoTraceback")
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}
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func TestRaceProf(t *testing.T) {
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if runtime.GOOS != "linux" || runtime.GOARCH != "amd64" {
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t.Skipf("not yet supported on %s/%s", runtime.GOOS, runtime.GOARCH)
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}
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testenv.MustHaveGoRun(t)
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// This test requires building various packages with -race, so
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// it's somewhat slow.
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if testing.Short() {
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t.Skip("skipping test in -short mode")
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}
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exe, err := buildTestProg(t, "testprogcgo", "-race")
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if err != nil {
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t.Fatal(err)
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}
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got, err := testEnv(exec.Command(exe, "CgoRaceprof")).CombinedOutput()
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if err != nil {
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t.Fatal(err)
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}
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want := "OK\n"
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if string(got) != want {
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t.Errorf("expected %q got %s", want, got)
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}
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}
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func TestRaceSignal(t *testing.T) {
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t.Parallel()
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if runtime.GOOS != "linux" || runtime.GOARCH != "amd64" {
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t.Skipf("not yet supported on %s/%s", runtime.GOOS, runtime.GOARCH)
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}
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testenv.MustHaveGoRun(t)
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// This test requires building various packages with -race, so
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// it's somewhat slow.
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if testing.Short() {
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t.Skip("skipping test in -short mode")
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}
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exe, err := buildTestProg(t, "testprogcgo", "-race")
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if err != nil {
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t.Fatal(err)
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}
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got, err := testEnv(exec.Command(exe, "CgoRaceSignal")).CombinedOutput()
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if err != nil {
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t.Logf("%s\n", got)
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t.Fatal(err)
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}
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want := "OK\n"
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if string(got) != want {
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t.Errorf("expected %q got %s", want, got)
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}
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}
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