| /* |
| * Copyright (C) 2017 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.testing; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotEquals; |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertNull; |
| import static org.junit.Assert.fail; |
| |
| import android.content.res.Resources; |
| import android.support.test.InstrumentationRegistry; |
| import android.test.suitebuilder.annotation.SmallTest; |
| |
| import com.android.testables.R; |
| |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| @SmallTest |
| @RunWith(AndroidTestingRunner.class) |
| public class TestableResourcesTest { |
| |
| @Rule |
| public TestableContext mContext = new TestableContext(InstrumentationRegistry.getContext()); |
| |
| @Test |
| public void testLazyInit() { |
| Resources before = mContext.getResources(); |
| mContext.ensureTestableResources(); |
| Resources after = mContext.getResources(); |
| assertNotEquals(before, after); |
| } |
| |
| @Test |
| public void testAddingResource() { |
| final int nonExistentId = 3; // Ids don't go this low. |
| |
| try { |
| mContext.getColor(nonExistentId); |
| fail("Should throw NotFoundException"); |
| } catch (Resources.NotFoundException e) { |
| } |
| mContext.getOrCreateTestableResources().addOverride(nonExistentId, 0xffffff); |
| |
| assertEquals(0xffffff, mContext.getColor(nonExistentId)); |
| } |
| |
| @Test |
| public void testClearingResource() { |
| final int nonExistentId = 3; // Ids don't go this low. |
| |
| mContext.getOrCreateTestableResources().addOverride(nonExistentId, 0xffffff); |
| assertEquals(0xffffff, mContext.getColor(nonExistentId)); |
| mContext.getOrCreateTestableResources().removeOverride(nonExistentId); |
| try { |
| mContext.getColor(nonExistentId); |
| fail("Should throw NotFoundException"); |
| } catch (Resources.NotFoundException e) { |
| } |
| } |
| |
| @Test |
| public void testOverrideExisting() { |
| int existentId = R.string.test_string; |
| |
| assertNotNull(mContext.getString(existentId)); |
| mContext.getOrCreateTestableResources().addOverride(existentId, "Other strings"); |
| |
| assertEquals("Other strings", mContext.getString(existentId)); |
| } |
| |
| @Test(expected = Resources.NotFoundException.class) |
| public void testNonExistentException() { |
| int existentId = R.string.test_string; |
| |
| assertNotNull(mContext.getString(existentId)); |
| mContext.getOrCreateTestableResources().addOverride(existentId, null); |
| |
| assertNull(mContext.getString(existentId)); |
| } |
| } |