/*
* Copyright 2016 Kejun Xia
*
* 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.shipdream.lib.android.mvc.samples.simple.mvp.controller.internal;
import com.shipdream.lib.android.mvc.Mvc;
import com.shipdream.lib.android.mvc.MvcComponent;
import com.shipdream.lib.android.mvc.event.bus.EventBus;
import com.shipdream.lib.android.mvc.event.bus.annotation.EventBusC;
import com.shipdream.lib.android.mvc.event.bus.annotation.EventBusV;
import com.shipdream.lib.android.mvc.event.bus.internal.EventBusImpl;
import com.shipdream.lib.poke.Component;
import com.shipdream.lib.poke.Provides;
import org.apache.log4j.ConsoleAppender;
import org.apache.log4j.Level;
import org.apache.log4j.Logger;
import org.apache.log4j.PatternLayout;
import org.junit.After;
import org.junit.Before;
import org.junit.BeforeClass;
import org.mockito.invocation.InvocationOnMock;
import org.mockito.stubbing.Answer;
import java.util.concurrent.Callable;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Future;
import static org.mockito.Matchers.any;
import static org.mockito.Mockito.doAnswer;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
public class BaseTest {
@BeforeClass
public static void beforeClass() {
ConsoleAppender console = new ConsoleAppender(); //create appender
//configure the appender
String PATTERN = "%d [%p] %C{1}: %m%n";
console.setLayout(new PatternLayout(PATTERN));
console.setThreshold(Level.DEBUG);
console.activateOptions();
//add appender to any Logger (here is root)
Logger.getRootLogger().addAppender(console);
}
protected EventBus eventBusC;
protected EventBus eventBusV;
protected ExecutorService executorService;
private MvcComponent overridingComponent;
/**
* Prepare the injecting providers for unit test. Register mocking objects to the overriding
* component
* @param overridingComponent The overriding component used to register mocking objects
* @throws Exception Exception may be thrown out
*/
protected void prepareGraph(MvcComponent overridingComponent) throws Exception {
}
@Before
public void setUp() throws Exception {
eventBusC = new EventBusImpl();
eventBusV = new EventBusImpl();
//Mock executor service so that all async tasks run on non-UI thread in app will
//run on the testing thread (main thread for testing) to avoid multithreading headache
executorService = mock(ExecutorService.class);
doAnswer(new Answer() {
@Override
public Object answer(InvocationOnMock invocation) throws Throwable {
Callable runnable = (Callable) invocation.getArguments()[0];
runnable.call();
Future future = mock(Future.class);
when(future.isDone()).thenReturn(true); //by default execute immediately succeed.
when(future.isCancelled()).thenReturn(false);
return future;
}
}).when(executorService).submit(any(Callable.class));
overridingComponent = new MvcComponent("TestOverridingComponent");
overridingComponent.register(new Object(){
@Provides
@EventBusC
public EventBus createEventBusC() {
return eventBusC;
}
@Provides
@EventBusV
public EventBus createEventBusV() {
return eventBusV;
}
@Provides
public ExecutorService createExecutorService() {
return executorService;
}
});
//For base test class, allow sub test cases to register overriding providers
prepareGraph(overridingComponent);
Component rootComponent = Mvc.graph().getRootComponent();
//overriding indicates providers of this component attached to the root component will override
//existing providers managing to provide instances with the same type and qualifier.
boolean overriding = true;
rootComponent.attach(overridingComponent, overriding);
Mvc.graph().inject(this);
}
@After
public void tearDown() throws Exception {
Component rootComponent = Mvc.graph().getRootComponent();
rootComponent.detach(overridingComponent);
}
}