Merge "Add InputDispatcher unit tests for untrusted touches [2/n]" into sc-dev (d6bdaf4b) · Commits · e / os / platform_frameworks_native

services/inputflinger/tests/InputDispatcher_test.cpp

+90 −19

Original line number	Diff line number	Diff line
		@@ -4266,6 +4266,7 @@ protected:
		constexpr static const float MAXIMUM_OBSCURING_OPACITY = 0.8;
		static const int32_t APP_A_UID = 10001;
		static const int32_t APP_B_UID = 10002;
		static const int32_t APP_C_UID = 10003;

		sp<FakeWindowHandle> mTouchWindow;

		@@ -4282,10 +4283,11 @@ protected:
		}

		sp<FakeWindowHandle> getOccludingWindow(int32_t uid, std::string name,
		os::TouchOcclusionMode mode) {
		os::TouchOcclusionMode mode, float alpha = 1.0f) {
		sp<FakeWindowHandle> window = getWindow(uid, name);
		window->setFlags(InputWindowInfo::Flag::NOT_TOUCHABLE);
		window->setTouchOcclusionMode(mode);
		window->setAlpha(alpha);
		return window;
		}

		@@ -4307,9 +4309,9 @@ protected:
		};

		TEST_F(InputDispatcherUntrustedTouchesTest, WindowWithBlockUntrustedOcclusionMode_BlocksTouch) {
		const sp<FakeWindowHandle>& window =
		const sp<FakeWindowHandle>& w =
		getOccludingWindow(APP_B_UID, "B", TouchOcclusionMode::BLOCK_UNTRUSTED);
		mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {window, mTouchWindow}}});
		mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {w, mTouchWindow}}});

		touch();

		@@ -4317,9 +4319,8 @@ TEST_F(InputDispatcherUntrustedTouchesTest, WindowWithBlockUntrustedOcclusionMod
		}

		TEST_F(InputDispatcherUntrustedTouchesTest, WindowWithAllowOcclusionMode_AllowsTouch) {
		const sp<FakeWindowHandle>& window =
		getOccludingWindow(APP_B_UID, "B", TouchOcclusionMode::ALLOW);
		mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {window, mTouchWindow}}});
		const sp<FakeWindowHandle>& w = getOccludingWindow(APP_B_UID, "B", TouchOcclusionMode::ALLOW);
		mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {w, mTouchWindow}}});

		touch();

		@@ -4327,10 +4328,10 @@ TEST_F(InputDispatcherUntrustedTouchesTest, WindowWithAllowOcclusionMode_AllowsT
		}

		TEST_F(InputDispatcherUntrustedTouchesTest, TouchOutsideOccludingWindow_AllowsTouch) {
		const sp<FakeWindowHandle>& window =
		const sp<FakeWindowHandle>& w =
		getOccludingWindow(APP_B_UID, "B", TouchOcclusionMode::BLOCK_UNTRUSTED);
		window->setFrame(Rect(0, 0, 50, 50));
		mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {window, mTouchWindow}}});
		w->setFrame(Rect(0, 0, 50, 50));
		mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {w, mTouchWindow}}});

		touch({PointF{100, 100}});

		@@ -4338,9 +4339,19 @@ TEST_F(InputDispatcherUntrustedTouchesTest, TouchOutsideOccludingWindow_AllowsTo
		}

		TEST_F(InputDispatcherUntrustedTouchesTest, WindowFromSameUid_AllowsTouch) {
		const sp<FakeWindowHandle>& window =
		const sp<FakeWindowHandle>& w =
		getOccludingWindow(APP_A_UID, "A", TouchOcclusionMode::BLOCK_UNTRUSTED);
		mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {window, mTouchWindow}}});
		mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {w, mTouchWindow}}});

		touch();

		mTouchWindow->consumeAnyMotionDown();
		}

		TEST_F(InputDispatcherUntrustedTouchesTest, WindowWithZeroOpacity_AllowsTouch) {
		const sp<FakeWindowHandle>& w =
		getOccludingWindow(APP_B_UID, "B", TouchOcclusionMode::BLOCK_UNTRUSTED, 0.0f);
		mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {w, mTouchWindow}}});

		touch();

		@@ -4348,10 +4359,20 @@ TEST_F(InputDispatcherUntrustedTouchesTest, WindowFromSameUid_AllowsTouch) {
		}

		TEST_F(InputDispatcherUntrustedTouchesTest, WindowWithOpacityBelowThreshold_AllowsTouch) {
		const sp<FakeWindowHandle>& window =
		getOccludingWindow(APP_B_UID, "B", TouchOcclusionMode::USE_OPACITY);
		window->setAlpha(0.7);
		mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {window, mTouchWindow}}});
		const sp<FakeWindowHandle>& w =
		getOccludingWindow(APP_B_UID, "B", TouchOcclusionMode::USE_OPACITY, 0.7f);
		mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {w, mTouchWindow}}});

		touch();

		mTouchWindow->consumeAnyMotionDown();
		}

		TEST_F(InputDispatcherUntrustedTouchesTest, WindowWithOpacityAtThreshold_AllowsTouch) {
		const sp<FakeWindowHandle>& w =
		getOccludingWindow(APP_B_UID, "B", TouchOcclusionMode::USE_OPACITY,
		MAXIMUM_OBSCURING_OPACITY);
		mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {w, mTouchWindow}}});

		touch();

		@@ -4359,10 +4380,60 @@ TEST_F(InputDispatcherUntrustedTouchesTest, WindowWithOpacityBelowThreshold_Allo
		}

		TEST_F(InputDispatcherUntrustedTouchesTest, WindowWithOpacityAboveThreshold_BlocksTouch) {
		const sp<FakeWindowHandle>& window =
		getOccludingWindow(APP_B_UID, "B", TouchOcclusionMode::USE_OPACITY);
		window->setAlpha(0.9);
		mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {window, mTouchWindow}}});
		const sp<FakeWindowHandle>& w =
		getOccludingWindow(APP_B_UID, "B", TouchOcclusionMode::USE_OPACITY, 0.9f);
		mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {w, mTouchWindow}}});

		touch();

		mTouchWindow->assertNoEvents();
		}

		TEST_F(InputDispatcherUntrustedTouchesTest, WindowsWithCombinedOpacityAboveThreshold_BlocksTouch) {
		// Resulting opacity = 1 - (1 - 0.7)*(1 - 0.7) = .91
		const sp<FakeWindowHandle>& w1 =
		getOccludingWindow(APP_B_UID, "B1", TouchOcclusionMode::USE_OPACITY, 0.7f);
		const sp<FakeWindowHandle>& w2 =
		getOccludingWindow(APP_B_UID, "B2", TouchOcclusionMode::USE_OPACITY, 0.7f);
		mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {w1, w2, mTouchWindow}}});

		touch();

		mTouchWindow->assertNoEvents();
		}

		TEST_F(InputDispatcherUntrustedTouchesTest, WindowsWithCombinedOpacityBelowThreshold_AllowsTouch) {
		// Resulting opacity = 1 - (1 - 0.5)*(1 - 0.5) = .75
		const sp<FakeWindowHandle>& w1 =
		getOccludingWindow(APP_B_UID, "B1", TouchOcclusionMode::USE_OPACITY, 0.5f);
		const sp<FakeWindowHandle>& w2 =
		getOccludingWindow(APP_B_UID, "B2", TouchOcclusionMode::USE_OPACITY, 0.5f);
		mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {w1, w2, mTouchWindow}}});

		touch();

		mTouchWindow->consumeAnyMotionDown();
		}

		TEST_F(InputDispatcherUntrustedTouchesTest,
		WindowsFromDifferentAppsEachBelowThreshold_AllowsTouch) {
		const sp<FakeWindowHandle>& wB =
		getOccludingWindow(APP_B_UID, "B", TouchOcclusionMode::USE_OPACITY, 0.7f);
		const sp<FakeWindowHandle>& wC =
		getOccludingWindow(APP_C_UID, "C", TouchOcclusionMode::USE_OPACITY, 0.7f);
		mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {wB, wC, mTouchWindow}}});

		touch();

		mTouchWindow->consumeAnyMotionDown();
		}

		TEST_F(InputDispatcherUntrustedTouchesTest, WindowsFromDifferentAppsOneAboveThreshold_BlocksTouch) {
		const sp<FakeWindowHandle>& wB =
		getOccludingWindow(APP_B_UID, "B", TouchOcclusionMode::USE_OPACITY, 0.7f);
		const sp<FakeWindowHandle>& wC =
		getOccludingWindow(APP_C_UID, "C", TouchOcclusionMode::USE_OPACITY, 0.9f);
		mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {wB, wC, mTouchWindow}}});

		touch();