| 1 | //go:build windows |
| 2 | |
| 3 | package plugin |
| 4 | |
| 5 | import ( |
| 6 | "context" |
| 7 | "errors" |
| 8 | "testing" |
| 9 | "unsafe" |
| 10 | |
| 11 | "golang.org/x/sys/windows" |
| 12 | ) |
| 13 | |
| 14 | func TestStdioGracefulExitReleasesWindowsJobBeforeInstanceSlot(t *testing.T) { |
| 15 | transport, err := newStdioTransport(context.Background(), Spec{ |
| 16 | Name: "graceful-exit", Command: "cmd.exe", Args: []string{"/c", "exit", "0"}, |
| 17 | }) |
| 18 | if err != nil { |
| 19 | t.Fatal(err) |
| 20 | } |
| 21 | t.Cleanup(transport.close) |
| 22 | if transport.job == 0 { |
| 23 | t.Fatal("stdio process has no Windows job") |
| 24 | } |
| 25 | transport.wait() |
| 26 | jobInfo := func() error { |
| 27 | var info windows.JOBOBJECT_EXTENDED_LIMIT_INFORMATION |
| 28 | return windows.QueryInformationJobObject(windows.Handle(transport.job), windows.JobObjectExtendedLimitInformation, |
| 29 | uintptr(unsafe.Pointer(&info)), uint32(unsafe.Sizeof(info)), nil) |
| 30 | } |
| 31 | if err := jobInfo(); err != nil { |
| 32 | t.Fatalf("job before close: %v", err) |
| 33 | } |
| 34 | released := false |
| 35 | transport.releaseSlot = func() { |
| 36 | released = true |
| 37 | if err := jobInfo(); !errors.Is(err, windows.ERROR_INVALID_HANDLE) { |
| 38 | t.Errorf("instance slot released before Windows job handle: %v", err) |
| 39 | } |
| 40 | } |
| 41 | transport.close() |
| 42 | if !released { |
| 43 | t.Fatal("instance slot was not released") |
| 44 | } |
| 45 | } |
| 46 |