WatchersTest.java

/*
 * #%L
 * Wisdom-Framework
 * %%
 * Copyright (C) 2013 - 2014 Wisdom Framework
 * %%
 * 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
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package org.wisdom.maven.pipeline;

import org.apache.maven.execution.MavenSession;
import org.junit.Test;
import org.wisdom.maven.Watcher;

import java.util.Properties;

import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;

/**
 * Check that the watchers behaves correctly.
 */
public class WatchersTest {


    @Test
    public void testWatchers() {
        Properties properties = new Properties();
        MavenSession session = mock(MavenSession.class);
        when(session.getExecutionProperties()).thenReturn(properties);

        // Nothing added.
        assertThat(Watchers.all(session)).isEmpty();

        // Added watchers.
        Watcher watcher1 = mock(Watcher.class);
        Watchers.add(session, watcher1);
        assertThat(Watchers.all(session)).hasSize(1);

        Watcher watcher2 = mock(Watcher.class);
        Watchers.add(session, watcher2);
        assertThat(Watchers.all(session)).hasSize(2);

        // Remove watchers
        assertThat(Watchers.remove(session, watcher1)).isTrue();
        assertThat(Watchers.remove(session, null)).isFalse();
        assertThat(Watchers.all(session)).hasSize(1);
    }

}