| /* |
| * 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 com.android.setupwizardlib.template; |
| |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertNull; |
| import static org.junit.Assert.assertTrue; |
| |
| import android.content.Context; |
| import android.support.test.InstrumentationRegistry; |
| import android.support.test.filters.SmallTest; |
| import android.support.test.runner.AndroidJUnit4; |
| |
| import com.android.setupwizardlib.TemplateLayout; |
| import com.android.setupwizardlib.test.R; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| @RunWith(AndroidJUnit4.class) |
| @SmallTest |
| public class TemplateLayoutMixinTest { |
| |
| private TestTemplateLayout mLayout; |
| |
| @Before |
| public void setUp() throws Exception { |
| mLayout = new TestTemplateLayout(InstrumentationRegistry.getContext()); |
| } |
| |
| @Test |
| public void testGetMixin() { |
| final TestMixin mixin = mLayout.getMixin(TestMixin.class); |
| assertNotNull("TestMixin should not be null", mixin); |
| assertTrue("TestMixin should be an instance of TestMixinSubclass. " |
| + "Found " + mixin.getClass() + " instead.", |
| mixin instanceof TestMixinSubclass); |
| |
| // Mixin must be retrieved using the interface it's registered with, not the concrete class, |
| // although they are often the same. |
| assertNull("TestMixinSubclass should be null", mLayout.getMixin(TestMixinSubclass.class)); |
| } |
| |
| private static class TestTemplateLayout extends TemplateLayout { |
| |
| TestTemplateLayout(Context context) { |
| super(context, R.layout.test_template, R.id.suw_layout_content); |
| registerMixin(TestMixin.class, new TestMixinSubclass()); |
| } |
| } |
| |
| private static class TestMixin implements Mixin {} |
| |
| private static class TestMixinSubclass extends TestMixin {} |
| } |