GeneratorMojoTest.java

/**
 * Copyright (C) cedarsoft GmbH.
 *
 * Licensed under the GNU General Public License version 3 (the "License")
 * with Classpath Exception; you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at
 *
 *         http://www.cedarsoft.org/gpl3ce
 *         (GPL 3 with Classpath Exception)
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 3 only, as
 * published by the Free Software Foundation. cedarsoft GmbH designates this
 * particular file as subject to the "Classpath" exception as provided
 * by cedarsoft GmbH in the LICENSE file that accompanied this code.
 *
 * This code 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 General Public License
 * version 3 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 3 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact cedarsoft GmbH, 72810 Gomaringen, Germany,
 * or visit www.cedarsoft.com if you need additional information or
 * have any questions.
 */

package com.cedarsoft.rest.generator.maven.plugin;

import com.cedarsoft.test.utils.matchers.ContainsFileMatcher;
import com.google.common.collect.Lists;
import org.apache.commons.io.FileUtils;
import org.apache.maven.artifact.DependencyResolutionRequiredException;
import org.apache.maven.plugin.testing.AbstractMojoTestCase;
import org.apache.maven.plugin.testing.stubs.MavenProjectStub;
import org.junit.*;

import javax.annotation.Nonnull;
import java.io.File;
import java.util.List;

import static com.cedarsoft.test.utils.matchers.ContainsFileMatcher.empty;
import static com.cedarsoft.test.utils.matchers.ContainsOnlyFilesMatcher.containsOnlyFiles;
import static org.junit.Assert.*;

/**
 *
 */
public class GeneratorMojoTest extends AbstractMojoTestCase {
  @Before
  @Override
  public void setUp() throws Exception {
    super.setUp();
  }

  @After
  @Override
  public void tearDown() throws Exception {
    super.tearDown();
  }

  @Test
  public void testBasic() throws Exception {
    GeneratorMojo mojo = createVerifiedMojo("basic");

    assertEquals(2, mojo.getExcludes().size());
    assertTrue(mojo.outputDirectory.getAbsolutePath(), mojo.outputDirectory.getAbsolutePath().endsWith("target/test/unit/target/out"));
    assertTrue(mojo.testOutputDirectory.getAbsolutePath(), mojo.testOutputDirectory.getAbsolutePath().endsWith("target/test/unit/target/test-out"));
    mojo.execute();

    assertJaxbObjects(mojo);
    assertTests(mojo);
  }

  private void assertJaxbObjects(AbstractGenerateMojo mojo) {
    assertThat(ContainsFileMatcher.toMessage(mojo.outputDirectory), mojo.outputDirectory, containsOnlyFiles(
      "unit/basic/jaxb/DaObject.java",
      "unit/basic/jaxb/DaObjectMapping.java"
    ));
    assertThat(ContainsFileMatcher.toMessage(mojo.resourcesOutputDirectory), mojo.resourcesOutputDirectory, containsOnlyFiles());
  }

  private void assertTests(AbstractGenerateMojo mojo) {
    assertThat(ContainsFileMatcher.toMessage(mojo.testOutputDirectory), mojo.testOutputDirectory,
               containsOnlyFiles("unit/basic/jaxb/DaObjectJaxbTest.java",
                                 "unit/basic/jaxb/DaObjectMappingTest.java"));
    assertThat(ContainsFileMatcher.toMessage(mojo.testResourcesOutputDirectory), mojo.testResourcesOutputDirectory,
               containsOnlyFiles(
                 "unit/basic/jaxb/DaObjectJaxbTest.dataPoint1.xml",
                 "unit/basic/jaxb/DaObjectJaxbTest.stub.xml",
                 "unit/basic/jaxb/DaObjectJaxbTest.collection.xml",
                 "unit/basic/jaxb/DaObjectMappingTest.dataPoint1.xml",
                 "unit/basic/jaxb/DaObjectMappingTest.stub.xml"
               ));
  }

  private void assertNoJaxbObject(AbstractGenerateMojo mojo) {
    assertThat(ContainsFileMatcher.toMessage(mojo.outputDirectory), mojo.outputDirectory, empty());
    assertThat(ContainsFileMatcher.toMessage(mojo.resourcesOutputDirectory), mojo.resourcesOutputDirectory, empty());
  }

  private void assertNoTests(AbstractGenerateMojo mojo) {
    assertThat(ContainsFileMatcher.toMessage(mojo.testOutputDirectory), mojo.testOutputDirectory, empty());
    assertThat(ContainsFileMatcher.toMessage(mojo.testResourcesOutputDirectory), mojo.testResourcesOutputDirectory, empty());
  }

  @Nonnull
  private GeneratorMojo createVerifiedMojo(@Nonnull String name) throws Exception {
    GeneratorMojo mojo = createMojo(name);

    assertNotNull(mojo.projectArtifact);
    assertNotNull(mojo.outputDirectory);
    assertNotNull(mojo.domainSourceFilePattern);
    assertTrue(mojo.domainSourceFilePattern.length() > 0);

    assertNotNull(mojo.getTestOutputDirectory());
    assertNotNull(mojo.getOutputDirectory());
    assertNotNull(mojo.getResourcesOutputDirectory());
    assertNotNull(mojo.getTestResourcesOutputDirectory());

    return mojo;
  }

  @Nonnull
  private GeneratorMojo createMojo(@Nonnull String name) throws Exception {
    File testPom = new File(getBasedir(), "src/test/resources/unit/" + name + "/plugin-config.xml");
    assertTrue(testPom.getAbsolutePath() + " not found", testPom.exists());
    GeneratorMojo mojo = (GeneratorMojo) lookupMojo("generate", testPom);

    assertNotNull(mojo);

    MavenProjectStub project = new MavenProjectStub() {
      @Override
      public List getCompileClasspathElements() throws DependencyResolutionRequiredException {
        File target = new File(getBasedir(), "target/test-classes");
        return Lists.newArrayList(target.getAbsolutePath());
      }
    };

    mojo.mavenProject = project;

    cleanUp(mojo);
    return mojo;
  }

  private void cleanUp(GeneratorMojo mojo) {
    FileUtils.deleteQuietly(mojo.outputDirectory);
    FileUtils.deleteQuietly(mojo.testOutputDirectory);
    FileUtils.deleteQuietly(mojo.resourcesOutputDirectory);
    FileUtils.deleteQuietly(mojo.testResourcesOutputDirectory);
  }
}