aio: correct order for test to avoid race

Signed-off-by: deadprogram <[email protected]>
leopardxu · Apr 24, 2017 · ce7b34d · ce7b34d
1 parent 822ca70
commit ce7b34d
Showing 1 changed file with 6 additions and 6 deletions.
diff --git a/drivers/aio/analog_sensor_driver_test.go b/drivers/aio/analog_sensor_driver_test.go
@@ -40,12 +40,6 @@ func TestAnalogSensorDriverStart(t *testing.T) {
 	a := newAioTestAdaptor()
 	d := NewAnalogSensorDriver(a, "1")
 
-	// send data
-	a.TestAdaptorAnalogRead(func() (val int, err error) {
-		val = 100
-		return
-	})
-
 	gobottest.Assert(t, d.Start(), nil)
 
 	// expect data to be received
@@ -54,6 +48,12 @@ func TestAnalogSensorDriverStart(t *testing.T) {
 		sem <- true
 	})
 
+	// send data
+	a.TestAdaptorAnalogRead(func() (val int, err error) {
+		val = 100
+		return
+	})
+
 	select {
 	case <-sem:
 	case <-time.After(1 * time.Second):