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runtime: test that timeBeginPeriod succeeds

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Change-Id: I5183f767dadb6d24a34d2460d02e97ddbaab129a
Reviewed-on: https://go-review.googlesource.com/12546
Run-TryBot: Minux Ma <minux@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
This commit is contained in:
Alex Brainman 2015-07-23 11:42:51 +10:00
parent b0a1f6462f
commit d02a4c1d60
3 changed files with 14 additions and 2 deletions
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5
src/runtime/export_windows_test.go
View File

@ -6,4 +6,7 @@
package runtime package runtime
var TestingWER = &testingWER var (
TestingWER = &testingWER
TimeBeginPeriodRetValue = &timeBeginPeriodRetValue
)

4
src/runtime/os1_windows.go
View File

@ -139,6 +139,8 @@ const (
// in sys_windows_386.s and sys_windows_amd64.s // in sys_windows_386.s and sys_windows_amd64.s
func externalthreadhandler() func externalthreadhandler()
var timeBeginPeriodRetValue uint32
func osinit() { func osinit() {
asmstdcallAddr = unsafe.Pointer(funcPC(asmstdcall)) asmstdcallAddr = unsafe.Pointer(funcPC(asmstdcall))
@ -154,7 +156,7 @@ func osinit() {
stdcall2(_SetConsoleCtrlHandler, funcPC(ctrlhandler), 1) stdcall2(_SetConsoleCtrlHandler, funcPC(ctrlhandler), 1)
stdcall1(_timeBeginPeriod, 1) timeBeginPeriodRetValue = uint32(stdcall1(_timeBeginPeriod, 1))
ncpu = getproccount() ncpu = getproccount()

7
src/runtime/syscall_windows_test.go
View File

@ -640,3 +640,10 @@ uintptr_t cfunc(callback f, uintptr_t n) {
t.Errorf("got %d want %d", got, want) t.Errorf("got %d want %d", got, want)
} }
} }
func TestTimeBeginPeriod(t *testing.T) {
const TIMERR_NOERROR = 0
if *runtime.TimeBeginPeriodRetValue != TIMERR_NOERROR {
t.Fatalf("timeBeginPeriod failed: it returned %d", *runtime.TimeBeginPeriodRetValue)
}
}