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ChangeTextBehaviorTest.java
/* * Copyright 2015, 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 com.example.android.testing.uiautomator.BasicSample; import org.junit.Before; import org.junit.Test; import org.junit.runner.RunWith; import android.content.Context; import android.content.Intent; import android.content.pm.PackageManager; import android.content.pm.ResolveInfo; import android.support.test.InstrumentationRegistry; import android.support.test.filters.SdkSuppress; import android.support.test.runner.AndroidJUnit4; import android.support.test.uiautomator.By; import android.support.test.uiautomator.UiDevice; import android.support.test.uiautomator.UiObject2; import android.support.test.uiautomator.Until; import static org.hamcrest.CoreMatchers.equalTo; import static org.hamcrest.CoreMatchers.is; import static org.hamcrest.CoreMatchers.notNullValue; import static org.junit.Assert.assertThat; /** * Basic sample for unbundled UiAutomator. */ @RunWith(AndroidJUnit4.class) @SdkSuppress(minSdkVersion = 18) public class ChangeTextBehaviorTest { private static final String BASIC_SAMPLE_PACKAGE = "com.example.android.testing.uiautomator.BasicSample"; private static final int LAUNCH_TIMEOUT = 5000; private static final String STRING_TO_BE_TYPED = "UiAutomator"; private UiDevice mDevice; @Before public void startMainActivityFromHomeScreen() { // Initialize UiDevice instance mDevice = UiDevice.getInstance(InstrumentationRegistry.getInstrumentation()); // Start from the home screen mDevice.pressHome(); // Wait for launcher final String launcherPackage = getLauncherPackageName(); assertThat(launcherPackage, notNullValue()); mDevice.wait(Until.hasObject(By.pkg(launcherPackage).depth(0)), LAUNCH_TIMEOUT); // Launch the blueprint app Context context = InstrumentationRegistry.getContext(); final Intent intent = context.getPackageManager() .getLaunchIntentForPackage(BASIC_SAMPLE_PACKAGE); intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK); // Clear out any previous instances context.startActivity(intent); // Wait for the app to appear mDevice.wait(Until.hasObject(By.pkg(BASIC_SAMPLE_PACKAGE).depth(0)), LAUNCH_TIMEOUT); } @Test public void checkPreconditions() { assertThat(mDevice, notNullValue()); } @Test public void testChangeText_sameActivity() { // Type text and then press the button. mDevice.findObject(By.res(BASIC_SAMPLE_PACKAGE, "editTextUserInput")) .setText(STRING_TO_BE_TYPED); mDevice.findObject(By.res(BASIC_SAMPLE_PACKAGE, "changeTextBt")) .click(); // Verify the test is displayed in the Ui UiObject2 changedText = mDevice .wait(Until.findObject(By.res(BASIC_SAMPLE_PACKAGE, "textToBeChanged")), 500 /* wait 500ms */); assertThat(changedText.getText(), is(equalTo(STRING_TO_BE_TYPED))); } @Test public void testChangeText_newActivity() { // Type text and then press the button. mDevice.findObject(By.res(BASIC_SAMPLE_PACKAGE, "editTextUserInput")) .setText(STRING_TO_BE_TYPED); mDevice.findObject(By.res(BASIC_SAMPLE_PACKAGE, "activityChangeTextBtn")) .click(); // Verify the test is displayed in the Ui UiObject2 changedText = mDevice .wait(Until.findObject(By.res(BASIC_SAMPLE_PACKAGE, "show_text_view")), 500 /* wait 500ms */); assertThat(changedText.getText(), is(equalTo(STRING_TO_BE_TYPED))); } /** * Uses package manager to find the package name of the device launcher. Usually this package * is "com.android.launcher" but can be different at times. This is a generic solution which * works on all platforms.` */ private String getLauncherPackageName() { // Create launcher Intent final Intent intent = new Intent(Intent.ACTION_MAIN); intent.addCategory(Intent.CATEGORY_HOME); // Use PackageManager to get the launcher package name PackageManager pm = InstrumentationRegistry.getContext().getPackageManager(); ResolveInfo resolveInfo = pm.resolveActivity(intent, PackageManager.MATCH_DEFAULT_ONLY); return resolveInfo.activityInfo.packageName; } }