c67986ed7d
% go test -race -v -short
=== RUN TestBuild
==================
WARNING: DATA RACE
Write at 0x00c4201379a0 by goroutine 9:
os.(*file).close()
/usr/local/go/src/os/file_unix.go:143 +0x10a
os.(*File).Close()
/usr/local/go/src/os/file_unix.go:132 +0x55
os/exec.(*Cmd).closeDescriptors()
/usr/local/go/src/os/exec/exec.go:263 +0x67
os/exec.(*Cmd).Wait()
/usr/local/go/src/os/exec/exec.go:448 +0x2b8
github.com/derekparker/delve/cmd/dlv.TestBuild.func1()
/home/kbuilder/go/src/github.com/derekparker/delve/cmd/dlv/dlv_test.go:82 +0x8e
github.com/derekparker/delve/cmd/dlv.TestBuild()
/home/kbuilder/go/src/github.com/derekparker/delve/cmd/dlv/dlv_test.go:104 +0xb6a
testing.tRunner()
/usr/local/go/src/testing/testing.go:657 +0x107
Previous read at 0x00c4201379a0 by goroutine 12:
os.(*File).Read()
/usr/local/go/src/os/file.go:98 +0x70
bufio.(*Scanner).Scan()
/usr/local/go/src/bufio/scan.go:207 +0x539
github.com/derekparker/delve/cmd/dlv.TestBuild.func2()
/home/kbuilder/go/src/github.com/derekparker/delve/cmd/dlv/dlv_test.go:93 +0x38
Change-Id: I09d188dbf964fe4af0b33b6a8fcfe51396176b7e
108 lines
2.4 KiB
Go
108 lines
2.4 KiB
Go
package main
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import (
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"bufio"
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"flag"
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"os"
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"os/exec"
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"path/filepath"
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"runtime"
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"strings"
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"testing"
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protest "github.com/derekparker/delve/pkg/proc/test"
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"github.com/derekparker/delve/service/rpc2"
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)
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var testBackend string
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func TestMain(m *testing.M) {
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flag.StringVar(&testBackend, "backend", "", "selects backend")
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flag.Parse()
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if testBackend == "" {
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testBackend = os.Getenv("PROCTEST")
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if testBackend == "" {
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testBackend = "native"
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}
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}
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os.Exit(m.Run())
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}
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func assertNoError(err error, t testing.TB, s string) {
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if err != nil {
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_, file, line, _ := runtime.Caller(1)
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fname := filepath.Base(file)
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t.Fatalf("failed assertion at %s:%d: %s - %s\n", fname, line, s, err)
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}
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}
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func goEnv(name string) string {
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if val := os.Getenv(name); val != "" {
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return val
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}
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val, err := exec.Command("go", "env", name).Output()
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if err != nil {
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panic(err) // the Go tool was tested to work earlier
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}
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return strings.TrimSpace(string(val))
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}
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func TestBuild(t *testing.T) {
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const listenAddr = "localhost:40573"
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var err error
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makedir := filepath.Join(goEnv("GOPATH"), "src", "github.com", "derekparker", "delve")
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for _, makeProgram := range []string{"make", "mingw32-make"} {
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var out []byte
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cmd := exec.Command(makeProgram, "build")
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cmd.Dir = makedir
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out, err = cmd.CombinedOutput()
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if err == nil {
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break
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} else {
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t.Logf("makefile error %s (%s): %v", makeProgram, makedir, err)
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t.Logf("output %s", string(out))
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}
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}
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assertNoError(err, t, "make")
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dlvbin := filepath.Join(makedir, "dlv")
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defer os.Remove(dlvbin)
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fixtures := protest.FindFixturesDir()
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buildtestdir := filepath.Join(fixtures, "buildtest")
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cmd := exec.Command(dlvbin, "debug", "--headless=true", "--listen="+listenAddr, "--api-version=2", "--backend="+testBackend)
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cmd.Dir = buildtestdir
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stdout, err := cmd.StdoutPipe()
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assertNoError(err, t, "stdout pipe")
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cmd.Start()
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done := make(chan struct{})
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defer func() {
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if runtime.GOOS != "windows" {
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cmd.Process.Signal(os.Interrupt)
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} else {
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// sending os.Interrupt on windows is not supported
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cmd.Process.Kill()
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}
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<-done
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cmd.Wait()
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}()
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scan := bufio.NewScanner(stdout)
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// wait for the debugger to start
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scan.Scan()
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go func() {
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for scan.Scan() {
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// keep pipe empty
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}
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close(done)
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}()
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client := rpc2.NewClient(listenAddr)
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state := <-client.Continue()
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if !state.Exited {
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t.Fatal("Program did not exit")
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}
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}
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