001/*
002 * Copyright 2011 Atteo.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
005 * in compliance with the License. You may obtain a copy of the License at
006 *
007 * http://www.apache.org/licenses/LICENSE-2.0
008 *
009 * Unless required by applicable law or agreed to in writing, software distributed under the License
010 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
011 * or implied. See the License for the specific language governing permissions and limitations under
012 * the License.
013 */
014package org.atteo.moonshine.tests;
015
016import org.junit.rules.MethodRule;
017import org.junit.runners.model.FrameworkMethod;
018import org.junit.runners.model.Statement;
019import org.mockito.Mockito;
020
021/**
022 * Resets the mocks registered using {@link MockAndBind}.
023 * <p>
024 * Usage:
025 * <pre>
026 * class Test {
027 *     &#064;ClassRule
028 *     public static final MoonshineRule moonshine = new Moonshine();
029 *
030 *     &#064;Rule
031 *     public ResetMocksRule resetMocks = new ResetMocksRule(moonshine);
032 * }
033 * </pre>
034 */
035public class ResetMocksRule implements MethodRule {
036    private final MoonshineRule moonshineRule;
037
038    public ResetMocksRule(MoonshineRule moonshineRule) {
039        this.moonshineRule = moonshineRule;
040    }
041
042    @Override
043    public Statement apply(final Statement base, FrameworkMethod method, final Object target) {
044        return new Statement() {
045            @Override
046            public void evaluate() throws Throwable {
047                resetMocks();
048                base.evaluate();
049                Mockito.validateMockitoUsage();
050            }
051        };
052    }
053
054    private void resetMocks() {
055        for (Object mock : moonshineRule.getMocks().values()) {
056            Mockito.reset(mock);
057        }
058    }
059
060}