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SampleTests.java
/* * Copyright 2014 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.swiperefreshlistfragment.tests; import com.example.android.swiperefreshlistfragment.MainActivity; import com.example.android.swiperefreshlistfragment.R; import com.example.android.swiperefreshlistfragment.SwipeRefreshListFragmentFragment; import android.support.v4.widget.SwipeRefreshLayout; import android.test.ActivityInstrumentationTestCase2; import android.test.TouchUtils; import android.view.Gravity; /** * Tests for SwipeRefreshListFragment sample. */ public class SampleTests extends ActivityInstrumentationTestCase2
{ private MainActivity mTestActivity; private SwipeRefreshListFragmentFragment mTestFragment; private SwipeRefreshLayout mSwipeRefreshLayout; public SampleTests() { super(MainActivity.class); } @Override protected void setUp() throws Exception { super.setUp(); // Starts the activity under test using the default Intent with: // action = {@link Intent#ACTION_MAIN} // flags = {@link Intent#FLAG_ACTIVITY_NEW_TASK} // All other fields are null or empty. mTestActivity = getActivity(); mTestFragment = (SwipeRefreshListFragmentFragment) mTestActivity.getSupportFragmentManager().getFragments().get(1); mSwipeRefreshLayout = mTestFragment.getSwipeRefreshLayout(); } /** * Test if the test fixture has been set up correctly. */ public void testPreconditions() { //Try to add a message to add context to your assertions. These messages will be shown if //a tests fails and make it easy to understand why a test failed assertNotNull("mTestActivity is null", mTestActivity); assertNotNull("mTestFragment is null", mTestFragment); assertNotNull("mSwipeRefreshLayout is null", mSwipeRefreshLayout); } /** * Test that swiping on the populated list triggers a refresh. */ public void testSwipingListView() { // Given a SwipeRefreshLayout which is displaying a populated list // When the swipe refresh layout is dragged TouchUtils.dragViewBy(this, mSwipeRefreshLayout, Gravity.TOP | Gravity.CENTER_HORIZONTAL, 0, Math.round(mSwipeRefreshLayout.getHeight() * 0.4f)); // Then the SwipeRefreshLayout should be refreshing // We need to use runOnMainSync here as fake dragging uses waitForIdleSync() getInstrumentation().runOnMainSync(new Runnable() { @Override public void run() { assertTrue(mSwipeRefreshLayout.isRefreshing()); } }); } /** * Test that selecting the refresh menu item triggers a refresh. */ public void testRefreshMenuItem() { // When the refresh menu item is selected getInstrumentation().invokeMenuActionSync(mTestActivity, R.id.menu_refresh, 0); // Then the SwipeRefreshLayout should be refreshing assertTrue(mSwipeRefreshLayout.isRefreshing()); } }