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service/dap: clarify treatment of relative output path (#2402)

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* Add logging and comments to clarify relative output path treatement

* Use absolute output path in one of the unittests

Co-authored-by: Polina Sokolova <polinasok@users.noreply.github.com>
This commit is contained in:
polinasok
2021-03-24 11:02:22 -07:00
committed by GitHub
parent 3c1b94276a
commit c44252b6fe
2 changed files with 17 additions and 14 deletions
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18
service/dap/server.go
View File

@ -436,8 +436,9 @@ func (s *Server) onInitializeRequest(request *dap.InitializeRequest) {
s.send(response)
}
// Output path for the compiled binary in debug or test modes.
const debugBinary string = "./__debug_bin"
// Default output file pathname for the compiled binary in debug or test modes,
// relative to the current working directory of the server.
const defaultDebugBinary string = "./__debug_bin"
func cleanExeName(name string) string {
if runtime.GOOS == "windows" && filepath.Ext(name) != ".exe" {
@ -471,9 +472,9 @@ func (s *Server) onLaunchRequest(request *dap.LaunchRequest) {
if mode == "debug" || mode == "test" {
output, ok := request.Arguments["output"].(string)
if !ok || output == "" {
output = cleanExeName(debugBinary)
output = cleanExeName(defaultDebugBinary)
}
debugname, err := filepath.Abs(output)
debugbinary, err := filepath.Abs(output)
if err != nil {
s.sendInternalErrorResponse(request.Seq, err.Error())
return
@ -491,11 +492,12 @@ func (s *Server) onLaunchRequest(request *dap.LaunchRequest) {
}
}
s.log.Debugf("building binary at %s", debugbinary)
switch mode {
case "debug":
err = gobuild.GoBuild(debugname, []string{program}, buildFlags)
err = gobuild.GoBuild(debugbinary, []string{program}, buildFlags)
case "test":
err = gobuild.GoTestBuild(debugname, []string{program}, buildFlags)
err = gobuild.GoTestBuild(debugbinary, []string{program}, buildFlags)
}
if err != nil {
s.sendErrorResponse(request.Request,
@ -503,8 +505,8 @@ func (s *Server) onLaunchRequest(request *dap.LaunchRequest) {
fmt.Sprintf("Build error: %s", err.Error()))
return
}
program = debugname
s.binaryToRemove = debugname
program = debugbinary
s.binaryToRemove = debugbinary
}
s.setLaunchAttachArgs(request)

13
service/dap/server_test.go
View File

@ -2315,8 +2315,9 @@ func TestLaunchDebugRequest(t *testing.T) {
// We reuse the harness that builds, but ignore the built binary,
// only relying on the source to be built in response to LaunchRequest.
runDebugSession(t, client, "launch", func() {
wd, _ := os.Getwd()
client.LaunchRequestWithArgs(map[string]interface{}{
"mode": "debug", "program": fixture.Source, "output": "__mydir"})
"mode": "debug", "program": fixture.Source, "output": filepath.Join(wd, "__mybin")})
}, fixture.Source)
})
// Wait for the test to finish to capture all stderr
@ -2346,14 +2347,14 @@ func TestLaunchRequestDefaults(t *testing.T) {
runTest(t, "increment", func(client *daptest.Client, fixture protest.Fixture) {
runDebugSession(t, client, "launch", func() {
client.LaunchRequestWithArgs(map[string]interface{}{
"mode": "" /*"debug" by default*/, "program": fixture.Source, "output": "__mydir"})
"mode": "" /*"debug" by default*/, "program": fixture.Source, "output": "__mybin"})
}, fixture.Source)
})
runTest(t, "increment", func(client *daptest.Client, fixture protest.Fixture) {
runDebugSession(t, client, "launch", func() {
// Use the default output directory.
client.LaunchRequestWithArgs(map[string]interface{}{
/*"mode":"debug" by default*/ "program": fixture.Source, "output": "__mydir"})
/*"mode":"debug" by default*/ "program": fixture.Source, "output": "__mybin"})
}, fixture.Source)
})
runTest(t, "increment", func(client *daptest.Client, fixture protest.Fixture) {
@ -2373,7 +2374,7 @@ func TestLaunchRequestDefaultsNoDebug(t *testing.T) {
"noDebug": true,
"mode": "", /*"debug" by default*/
"program": fixture.Source,
"output": cleanExeName("__mydir")})
"output": cleanExeName("__mybin")})
}, fixture.Source)
})
runTest(t, "increment", func(client *daptest.Client, fixture protest.Fixture) {
@ -2383,7 +2384,7 @@ func TestLaunchRequestDefaultsNoDebug(t *testing.T) {
"noDebug": true,
/*"mode":"debug" by default*/
"program": fixture.Source,
"output": cleanExeName("__mydir")})
"output": cleanExeName("__mybin")})
}, fixture.Source)
})
runTest(t, "increment", func(client *daptest.Client, fixture protest.Fixture) {
@ -2445,7 +2446,7 @@ func TestLaunchRequestWithBuildFlags(t *testing.T) {
// We reuse the harness that builds, but ignore the built binary,
// only relying on the source to be built in response to LaunchRequest.
client.LaunchRequestWithArgs(map[string]interface{}{
"mode": "debug", "program": fixture.Source, "output": "__mydir",
"mode": "debug", "program": fixture.Source, "output": "__mybin",
"buildFlags": "-ldflags '-X main.Hello=World'"})
}, fixture.Source)
})