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runtime: implement TestCallbackInAnotherThread

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Updates #6751

Change-Id: Ibb176a17e67c67f855bc4f3e5462dddaedaa8a58
Reviewed-on: https://go-review.googlesource.com/114755
Run-TryBot: Alex Brainman <alex.brainman@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
This commit is contained in:
Alex Brainman 2018-05-26 09:08:51 +10:00
parent 1ba26a33ce
commit dbafdac0c1
1 changed files with 33 additions and 1 deletions
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34
src/runtime/syscall_windows_test.go
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@ -251,7 +251,39 @@ func TestBlockingCallback(t *testing.T) {
}
func TestCallbackInAnotherThread(t *testing.T) {
// TODO: test a function which calls back in another thread: QueueUserAPC() or CreateThread()
t.Skip("Skipping failing test (see golang.org/issue/6751 for details)")
d := GetDLL(t, "kernel32.dll")
f := func(p uintptr) uintptr {
return p
}
r, _, err := d.Proc("CreateThread").Call(0, 0, syscall.NewCallback(f), 123, 0, 0)
if r == 0 {
t.Fatalf("CreateThread failed: %v", err)
}
h := syscall.Handle(r)
defer syscall.CloseHandle(h)
switch s, err := syscall.WaitForSingleObject(h, 100); s {
case syscall.WAIT_OBJECT_0:
break
case syscall.WAIT_TIMEOUT:
t.Fatal("timeout waiting for thread to exit")
case syscall.WAIT_FAILED:
t.Fatalf("WaitForSingleObject failed: %v", err)
default:
t.Fatalf("WaitForSingleObject returns unexpected value %v", s)
}
var ec uint32
r, _, err = d.Proc("GetExitCodeThread").Call(uintptr(h), uintptr(unsafe.Pointer(&ec)))
if r == 0 {
t.Fatalf("GetExitCodeThread failed: %v", err)
}
if ec != 123 {
t.Fatalf("expected 123, but got %d", ec)
}
}
type cbDLLFunc int // int determines number of callback parameters