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/*
* Copyright (C) 2021 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.security.cts.BUG_183963253;
import static android.security.cts.BUG_183963253.Constants.LOG_TAG;
import org.junit.Before;
import org.junit.After;
import org.junit.Test;
import org.junit.runner.RunWith;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.util.Log;
import static androidx.test.core.app.ApplicationProvider.getApplicationContext;
import static androidx.test.platform.app.InstrumentationRegistry.getInstrumentation;
import androidx.test.runner.AndroidJUnit4;
import androidx.test.uiautomator.By;
import androidx.test.uiautomator.BySelector;
import androidx.test.uiautomator.UiDevice;
import androidx.test.uiautomator.UiObject2;
import androidx.test.uiautomator.Until;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertNotNull;
/** Basic sample for unbundled UiAutomator. */
@RunWith(AndroidJUnit4.class)
public class DeviceTest {
private static final long WAIT_FOR_UI_TIMEOUT = 10_000;
private Context mContext;
private UiDevice mDevice;
@Before
public void setUp() throws Exception {
Log.d(LOG_TAG, "startMainActivityFromHomeScreen()");
mContext = getApplicationContext();
// If the permission is not granted, the app will not be able to show an overlay dialog.
// This is required for the test below.
// NOTE: The permission is granted by the HostJUnit4Test implementation and should not fail.
assertEquals("Permission SYSTEM_ALERT_WINDOW not granted!",
mContext.checkSelfPermission("android.permission.SYSTEM_ALERT_WINDOW"),
PackageManager.PERMISSION_GRANTED);
// Initialize UiDevice instance
mDevice = UiDevice.getInstance(getInstrumentation());
if (!mDevice.isScreenOn()) {
mDevice.wakeUp();
}
mDevice.pressHome();
}
@Test
public void testTapjacking() throws InterruptedException {
Log.d(LOG_TAG, "Starting tap-jacking test");
launchTestApp();
launchTapjackedActivity();
mContext.sendBroadcast(new Intent(Constants.ACTION_START_TAPJACKING));
Log.d(LOG_TAG, "Sent intent to start tap-jacking!");
UiObject2 overlay = waitForView(By.text("BUG_183963253 overlay text"));
assertNull("Tap-jacking successful. Overlay was displayed.!", overlay);
}
@After
public void tearDown() {
mDevice.pressHome();
}
private void launchTestApp() {
Intent intent = mContext.getPackageManager().getLaunchIntentForPackage(
Constants.TEST_APP_PACKAGE);
intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK);
mContext.startActivity(intent);
// Wait for the app to appear
UiObject2 view = waitForView(By.pkg(Constants.TEST_APP_PACKAGE).depth(0));
assertNotNull("test-app did not appear!", view);
Log.d(LOG_TAG, "test-app appeared");
}
private void launchTapjackedActivity() {
Intent intent = new Intent();
intent.setAction("android.settings.USAGE_ACCESS_SETTINGS");
intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK | Intent.FLAG_ACTIVITY_NEW_TASK);
mContext.startActivity(intent);
UiObject2 view = waitForView(By.text(Constants.TEST_APP_PACKAGE));
assertNotNull("Activity under-test was not launched or found!", view);
Log.d(LOG_TAG, "Started Activity under-test.");
}
private UiObject2 waitForView(BySelector selector) {
return mDevice.wait(Until.findObject(selector), WAIT_FOR_UI_TIMEOUT);
}
}
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