| /* |
| * Copyright (C) 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.google.android.apps.common.testing.ui.espresso.base; |
| |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.hamcrest.Matchers.sameInstance; |
| |
| import com.google.android.apps.common.testing.ui.espresso.AmbiguousViewMatcherException; |
| import com.google.android.apps.common.testing.ui.espresso.NoMatchingViewException; |
| import com.google.android.apps.common.testing.ui.espresso.ViewFinder; |
| |
| import android.test.InstrumentationTestCase; |
| import android.test.UiThreadTest; |
| import android.view.View; |
| import android.widget.RelativeLayout; |
| import android.widget.TextView; |
| |
| import org.hamcrest.Matchers; |
| |
| import javax.inject.Provider; |
| |
| /** Unit tests for {@link ViewFinderImpl}. */ |
| public class ViewFinderImplTest extends InstrumentationTestCase { |
| private Provider<View> testViewProvider; |
| private RelativeLayout testView; |
| private View child1; |
| private View child2; |
| private View child3; |
| private View child4; |
| private View nestedChild; |
| |
| @Override |
| public void setUp() throws Exception { |
| super.setUp(); |
| testView = new RelativeLayout(getInstrumentation().getTargetContext()); |
| child1 = new TextView(getInstrumentation().getTargetContext()); |
| child1.setId(1); |
| child2 = new TextView(getInstrumentation().getTargetContext()); |
| child2.setId(2); |
| child3 = new TextView(getInstrumentation().getTargetContext()); |
| child3.setId(3); |
| child4 = new TextView(getInstrumentation().getTargetContext()); |
| child4.setId(4); |
| nestedChild = new TextView(getInstrumentation().getTargetContext()); |
| nestedChild.setId(5); |
| RelativeLayout nestingLayout = new RelativeLayout(getInstrumentation().getTargetContext()); |
| nestingLayout.addView(nestedChild); |
| testView.addView(child1); |
| testView.addView(child2); |
| testView.addView(nestingLayout); |
| testView.addView(child3); |
| testView.addView(child4); |
| testViewProvider = new Provider<View>() { |
| @Override |
| public View get() { |
| return testView; |
| } |
| |
| @Override |
| public String toString() { |
| return "of(" + testView + ")"; |
| } |
| }; |
| } |
| |
| @UiThreadTest |
| public void testGetView_present() { |
| ViewFinder finder = new ViewFinderImpl(sameInstance(nestedChild), testViewProvider); |
| assertThat(finder.getView(), sameInstance(nestedChild)); |
| } |
| |
| @UiThreadTest |
| public void testGetView_missing() { |
| ViewFinder finder = new ViewFinderImpl(Matchers.<View>nullValue(), testViewProvider); |
| try { |
| finder.getView(); |
| fail("No children should pass that matcher!"); |
| } catch (NoMatchingViewException expected) {} |
| } |
| |
| @UiThreadTest |
| public void testGetView_multiple() { |
| ViewFinder finder = new ViewFinderImpl(Matchers.<View>notNullValue(), testViewProvider); |
| try { |
| finder.getView(); |
| fail("All nodes hit that matcher!"); |
| } catch (AmbiguousViewMatcherException expected) {} |
| } |
| |
| public void testFind_offUiThread() { |
| ViewFinder finder = new ViewFinderImpl(sameInstance(nestedChild), testViewProvider); |
| try { |
| finder.getView(); |
| fail("not on main thread, should die."); |
| } catch (IllegalStateException expected) {} |
| } |
| |
| } |