org.sonar.plugins.cpd.PmdEngineTest.java Source code

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Here is the source code for org.sonar.plugins.cpd.PmdEngineTest.java

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/*
 * Sonar, open source software quality management tool.
 * Copyright (C) 2008-2012 SonarSource
 * mailto:contact AT sonarsource DOT com
 *
 * Sonar is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or (at your option) any later version.
 *
 * Sonar is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with Sonar; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02
 */
package org.sonar.plugins.cpd;

import static junit.framework.Assert.assertEquals;
import static org.hamcrest.Matchers.is;
import static org.junit.Assert.assertThat;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;

import org.apache.commons.configuration.PropertiesConfiguration;
import org.junit.Test;
import org.sonar.api.CoreProperties;
import org.sonar.api.batch.CpdMapping;
import org.sonar.api.resources.Java;
import org.sonar.api.resources.Language;
import org.sonar.api.resources.Project;

public class PmdEngineTest {

    @Test
    public void shouldNotFailWhenNoMappings() {
        PmdEngine engine = new PmdEngine();
        assertThat(engine.isLanguageSupported(Java.INSTANCE), is(false));
    }

    @Test
    public void shouldCheckLanguageSupport() {
        CpdMapping mapping = mock(CpdMapping.class);
        when(mapping.getLanguage()).thenReturn(Java.INSTANCE);
        PmdEngine engine = new PmdEngine(new CpdMapping[] { mapping });
        assertThat(engine.isLanguageSupported(Java.INSTANCE), is(true));

        Language anotherLanguage = mock(Language.class);
        assertThat(engine.isLanguageSupported(anotherLanguage), is(false));
    }

    @Test
    public void defaultMinimumTokens() {
        Project project = createJavaProject().setConfiguration(new PropertiesConfiguration());

        PmdEngine engine = new PmdEngine();
        assertEquals(CoreProperties.CPD_MINIMUM_TOKENS_DEFAULT_VALUE, engine.getMinimumTokens(project));
    }

    @Test
    public void generalMinimumTokens() {
        PropertiesConfiguration conf = new PropertiesConfiguration();
        conf.setProperty("sonar.cpd.minimumTokens", "33");
        Project project = createJavaProject().setConfiguration(conf);

        PmdEngine engine = new PmdEngine();
        assertEquals(33, engine.getMinimumTokens(project));
    }

    @Test
    public void minimumTokensByLanguage() {
        PropertiesConfiguration conf = new PropertiesConfiguration();
        conf.setProperty("sonar.cpd.minimumTokens", "100");
        conf.setProperty("sonar.cpd.php.minimumTokens", "33");

        Project phpProject = createPhpProject().setConfiguration(conf);
        Project javaProject = createJavaProject().setConfiguration(conf);

        PmdEngine engine = new PmdEngine();
        assertEquals(100, engine.getMinimumTokens(javaProject));
        assertEquals(33, engine.getMinimumTokens(phpProject));
    }

    private Project createJavaProject() {
        return new Project("java_project").setLanguageKey("java");
    }

    private Project createPhpProject() {
        return new Project("php_project").setLanguageKey("php");
    }

}