Merge "Test getDisplayIdsByGroupsIds" into main

        assertEquals(0, displayIds.length);

    }

    @Test

    public void testGetDisplayIdsByGroupsIds() throws Exception {

        DisplayManagerService displayManager = new DisplayManagerService(mContext, mBasicInjector);

        displayManager.onBootPhase(SystemService.PHASE_BOOT_COMPLETED);

        DisplayManagerInternal localService = displayManager.new LocalService();

        LogicalDisplayMapper logicalDisplayMapper = displayManager.getLogicalDisplayMapper();

        // Create display 1

        FakeDisplayDevice displayDevice1 =

                createFakeDisplayDevice(displayManager, new float[]{60f}, Display.TYPE_INTERNAL);

        LogicalDisplay display1 = logicalDisplayMapper.getDisplayLocked(displayDevice1);

        final int groupId1 = display1.getDisplayInfoLocked().displayGroupId;

        // Create display 2

        FakeDisplayDevice displayDevice2 =

                createFakeDisplayDevice(displayManager, new float[]{60f}, Display.TYPE_INTERNAL);

        LogicalDisplay display2 = logicalDisplayMapper.getDisplayLocked(displayDevice2);

        final int groupId2 = display2.getDisplayInfoLocked().displayGroupId;

        // Both displays should be in the same display group

        assertEquals(groupId1, groupId2);

        final int[] displayIds = new int[]{

                display1.getDisplayIdLocked(), display2.getDisplayIdLocked()};

        final SparseArray<int[]> expectedDisplayGroups = new SparseArray<>();

        expectedDisplayGroups.put(groupId1, displayIds);

        final SparseArray<int[]> displayGroups = localService.getDisplayIdsByGroupsIds();

        for (int i = 0; i < expectedDisplayGroups.size(); i++) {

            final int groupId = expectedDisplayGroups.keyAt(i);

            assertTrue(displayGroups.contains(groupId));

            assertArrayEquals(expectedDisplayGroups.get(groupId), displayGroups.get(groupId));

        }

    }

    @Test

    public void testGetDisplayIdsByGroupsIds_multipleDisplayGroups() throws Exception {

        DisplayManagerService displayManager = new DisplayManagerService(mContext, mBasicInjector);

        displayManager.onBootPhase(SystemService.PHASE_BOOT_COMPLETED);

        DisplayManagerInternal localService = displayManager.new LocalService();

        LogicalDisplayMapper logicalDisplayMapper = displayManager.getLogicalDisplayMapper();

        // Create display 1

        FakeDisplayDevice displayDevice1 =

                createFakeDisplayDevice(displayManager, new float[]{60f}, Display.TYPE_INTERNAL);

        LogicalDisplay display1 = logicalDisplayMapper.getDisplayLocked(displayDevice1);

        final int groupId1 = display1.getDisplayInfoLocked().displayGroupId;

        // Create display 2

        FakeDisplayDevice displayDevice2 =

                createFakeDisplayDevice(displayManager, new float[]{60f}, Display.TYPE_EXTERNAL);

        LogicalDisplay display2 = logicalDisplayMapper.getDisplayLocked(displayDevice2);

        final int groupId2 = display2.getDisplayInfoLocked().displayGroupId;

        // Both displays should be in different display groups

        assertNotEquals(groupId1, groupId2);

        final SparseArray<int[]> expectedDisplayGroups = new SparseArray<>();

        expectedDisplayGroups.put(groupId1, new int[]{display1.getDisplayIdLocked()});

        expectedDisplayGroups.put(groupId2, new int[]{display2.getDisplayIdLocked()});

        final SparseArray<int[]> displayGroups = localService.getDisplayIdsByGroupsIds();

        assertEquals(expectedDisplayGroups.size(), displayGroups.size());

        for (int i = 0; i < expectedDisplayGroups.size(); i++) {

            final int groupId = expectedDisplayGroups.keyAt(i);

            assertTrue(displayGroups.contains(groupId));

            assertArrayEquals(expectedDisplayGroups.get(groupId), displayGroups.get(groupId));

        }

    }

    @Test

    public void testCreateVirtualDisplay_isValidProjection_notValid()

            throws RemoteException {