001/*
002 * Copyright 2012 Atteo.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *      http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.atteo.moonshine.tests;
017
018import org.junit.rules.MethodRule;
019import org.junit.runners.model.FrameworkMethod;
020import org.junit.runners.model.Statement;
021import org.mockito.Mockito;
022import org.mockito.MockitoAnnotations;
023
024/**
025 * Executes {@link MockitoAnnotations#initMocks} and {@link Mockito#validateMockitoUsage()}.
026 * <p>
027 * Usage:
028 * <pre>
029 * class Test {
030 *     &#064;Rule
031 *     private MockitoRule mockitoRule = new MockitoRule();
032 * }
033 * </pre>
034 * </p>
035 */
036public class MockitoRule implements MethodRule {
037    @Override
038    public Statement apply(final Statement base, FrameworkMethod method, final Object target) {
039        return new Statement() {
040            @Override
041            public void evaluate() throws Throwable {
042                MockitoAnnotations.initMocks(target);
043                base.evaluate();
044                Mockito.validateMockitoUsage();
045            }
046        };
047    }
048}