Merge "Add test case for opening light session with priority" into sc-dev (61a583e3) · Commits · e / os / android_frameworks_base

services/tests/servicestests/src/com/android/server/lights/LightsServiceTest.java

+29 −0

Original line number	Diff line number	Diff line
		@@ -47,6 +47,9 @@ import org.mockito.MockitoAnnotations;
		@SmallTest
		public class LightsServiceTest {

		private static final int HIGH_PRIORITY = Integer.MAX_VALUE;
		private static final int DEFAULT_PRIORITY = 0;

		private final ILights mHal = new ILights.Stub() {
		@Override
		public void setLightState(int id, HwLightState state) {
		@@ -188,4 +191,30 @@ public class LightsServiceTest {
		// Then the light should turn back off.
		assertThat(manager.getLightState(micLight).getColor()).isEqualTo(0);
		}

		@Test
		public void testControlLights_higherPriorityCallerWinsContention() throws Exception {
		LightsService service = new LightsService(mContext, () -> mHal, Looper.getMainLooper());
		LightsManager manager = new SystemLightsManager(mContext, service.mManagerService);
		Light micLight = manager.getLights().get(0);

		// The light should begin by being off.
		assertThat(manager.getLightState(micLight).getColor()).isEqualTo(TRANSPARENT);

		try (LightsManager.LightsSession session1 = manager.openSession(DEFAULT_PRIORITY)) {
		try (LightsManager.LightsSession session2 = manager.openSession(HIGH_PRIORITY)) {
		// When session1 and session2 both request the same light:
		session1.requestLights(
		new Builder().addLight(micLight, new LightState(BLUE)).build());
		session2.requestLights(
		new Builder().addLight(micLight, new LightState(WHITE)).build());
		// Then session2 should win because it has a higher priority.
		assertThat(manager.getLightState(micLight).getColor()).isEqualTo(WHITE);
		}
		// Then session1 should have its request go into effect.
		assertThat(manager.getLightState(micLight).getColor()).isEqualTo(BLUE);
		}
		// Then the light should turn off because there are no more sessions.
		assertThat(manager.getLightState(micLight).getColor()).isEqualTo(TRANSPARENT);
		}
		}