refactor: inline class

Signed-off-by: Sandra Parsick <sandra@parsick.dev>

Author: sparsick

src/test/java/org/apache/maven/plugins/pmd/AbstractPmdReportTestCase.java

@@ -27,24 +27,63 @@
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
+import java.util.Collections;
+import java.util.List;
+import java.util.Locale;
 
 import org.apache.commons.io.FileUtils;
 import org.apache.commons.lang3.StringUtils;
+import org.apache.maven.execution.MavenSession;
+import org.apache.maven.model.Plugin;
+import org.apache.maven.plugin.LegacySupport;
+import org.apache.maven.plugin.MojoExecution;
 import org.apache.maven.plugin.MojoExecutionException;
+import org.apache.maven.plugin.descriptor.MojoDescriptor;
+import org.apache.maven.plugin.descriptor.PluginDescriptor;
+import org.apache.maven.plugin.testing.AbstractMojoTestCase;
+import org.apache.maven.plugin.testing.ArtifactStubFactory;
+import org.apache.maven.plugin.testing.stubs.MavenProjectStub;
+import org.apache.maven.project.DefaultProjectBuildingRequest;
+import org.apache.maven.project.MavenProject;
+import org.apache.maven.project.ProjectBuildingRequest;
 import org.apache.maven.reporting.MavenReportException;
+import org.apache.maven.session.scope.internal.SessionScope;
+import org.eclipse.aether.DefaultRepositorySystemSession;
+import org.eclipse.aether.internal.impl.SimpleLocalRepositoryManagerFactory;
+import org.eclipse.aether.repository.LocalRepository;
 import org.w3c.dom.Document;
 
 /**
  * @author <a href="mailto:oching@apache.org">Maria Odea Ching</a>
  * @version $Id$
  */
-public class CpdReportTest extends AbstractPmdReportTestCase {
+public class CpdReportTest extends AbstractMojoTestCase {
+    private ArtifactStubFactory artifactStubFactory;
+
+    /**
+     * Checks whether the string <code>contained</code> is contained in
+     * the given <code>text</code>, ignoring case.
+     *
+     * @param text the string in which the search is executed
+     * @param contains the string to be searched for
+     * @return <code>true</code> if the text contains the string, otherwise <code>false</code>
+     */
+    public static boolean lowerCaseContains(String text, String contains) {
+        return text.toLowerCase(Locale.ROOT).contains(contains.toLowerCase(Locale.ROOT));
+    }
+
     /**
      * {@inheritDoc}
      */
     @Override
     protected void setUp() throws Exception {
         super.setUp();
+        CapturingPrintStream.init(true);
+
+        artifactStubFactory = new DependencyArtifactStubFactory(getTestFile("target"), true, false);
+        artifactStubFactory.getWorkingDir().mkdirs();
+        SessionScope sessionScope = lookup(SessionScope.class);
+        sessionScope.enter();
         FileUtils.deleteDirectory(new File(getBasedir(), "target/test/unit"));
     }
 
@@ -267,8 +306,90 @@ private static void assertReportContains(String expectedMessage) throws IOExcept
                 "Expected '" + expectedMessage + "' in cpd.xml, but was:\n" + report, report.contains(expectedMessage));
     }
 
-    @Override
     protected String getGoal() {
         return "cpd";
     }
+
+    @Override
+    protected void tearDown() throws Exception {
+        SessionScope lookup = lookup(SessionScope.class);
+        lookup.exit();
+        super.tearDown();
+    }
+
+    /**
+     * Generate the report and return the generated file.
+     *
+     * @param goal the mojo goal
+     * @param pluginXml the name of the xml file in "src/test/resources/plugin-configs/"
+     * @return the generated HTML file
+     * @throws Exception if any
+     */
+    protected File generateReport(String goal, String pluginXml) throws Exception {
+        File pluginXmlFile = new File(getBasedir(), "src/test/resources/unit/" + pluginXml);
+        AbstractPmdReport mojo = createReportMojo(goal, pluginXmlFile);
+        return generateReport(mojo, pluginXmlFile);
+    }
+
+    protected AbstractPmdReport createReportMojo(String goal, File pluginXmlFile) throws Exception {
+        AbstractPmdReport mojo = lookupMojo(goal, pluginXmlFile);
+        assertNotNull("Mojo not found.", mojo);
+
+        SessionScope sessionScope = lookup(SessionScope.class);
+        MavenSession mavenSession = newMavenSession(new MavenProjectStub());
+        sessionScope.seed(MavenSession.class, mavenSession);
+
+        DefaultRepositorySystemSession repositorySession =
+                (DefaultRepositorySystemSession) mavenSession.getRepositorySession();
+        repositorySession.setLocalRepositoryManager(new SimpleLocalRepositoryManagerFactory()
+                .newInstance(repositorySession, new LocalRepository(artifactStubFactory.getWorkingDir())));
+
+        List<MavenProject> reactorProjects =
+                mojo.getReactorProjects() != null ? mojo.getReactorProjects() : Collections.emptyList();
+
+        setVariableValueToObject(mojo, "mojoExecution", getMockMojoExecution());
+        setVariableValueToObject(mojo, "session", mavenSession);
+        setVariableValueToObject(mojo, "repoSession", repositorySession);
+        setVariableValueToObject(mojo, "reactorProjects", reactorProjects);
+        setVariableValueToObject(
+                mojo, "remoteProjectRepositories", mojo.getProject().getRemoteProjectRepositories());
+        setVariableValueToObject(
+                mojo, "siteDirectory", new File(mojo.getProject().getBasedir(), "src/site"));
+        return mojo;
+    }
+
+    protected File generateReport(AbstractPmdReport mojo, File pluginXmlFile) throws Exception {
+        mojo.execute();
+
+        ProjectBuildingRequest buildingRequest = new DefaultProjectBuildingRequest();
+        buildingRequest.setRepositorySession(lookup(LegacySupport.class).getRepositorySession());
+
+        File outputDir = mojo.getReportOutputDirectory();
+        String filename = mojo.getOutputPath() + ".html";
+
+        return new File(outputDir, filename);
+    }
+
+    /**
+     * Read the contents of the specified file into a string.
+     */
+    protected String readFile(File file) throws IOException {
+        return new String(Files.readAllBytes(file.toPath()));
+    }
+
+    private MojoExecution getMockMojoExecution() {
+        MojoDescriptor mojoDescriptor = new MojoDescriptor();
+        mojoDescriptor.setGoal(getGoal());
+
+        MojoExecution execution = new MojoExecution(mojoDescriptor);
+
+        PluginDescriptor pluginDescriptor = new PluginDescriptor();
+        Plugin plugin = new Plugin();
+        plugin.setGroupId("org.apache.maven.plugins");
+        plugin.setArtifactId("maven-pmd-plugin");
+        pluginDescriptor.setPlugin(plugin);
+        mojoDescriptor.setPluginDescriptor(pluginDescriptor);
+
+        return execution;
+    }
 }