PluginDescriptor pd = build("/plugin.xml");

        assertEquals("org.apache.maven.plugins", pd.getGroupId());
        assertEquals("maven-jar-plugin", pd.getArtifactId());
        assertEquals("2.3-SNAPSHOT", pd.getVersion());
        assertEquals("jar", pd.getGoalPrefix());
        assertEquals("plugin-description", pd.getDescription());

            throws PluginResolutionException, PluginDescriptorParsingException, InvalidPluginDescriptorException {
        PluginDescriptor pd = get(key);
        if (pd == null) {
            pd = supplier.load();
            put(key, pd);
        }
        return pd;
    }

    void flush();

        assertNotNull(mojoDescriptor);
        PluginDescriptor pd = mojoDescriptor.getPluginDescriptor();
        assertNotNull(pd);
        assertEquals(groupId, pd.getGroupId());
        assertEquals(artifactId, pd.getArtifactId());
        assertEquals(version, pd.getVersion());
    }

    @Test
    void testPluginRealmCache() throws Exception {

        super(message, cause);

        this.project = project;

        PluginDescriptor pd = mojoDescriptor.getPluginDescriptor();
        pluginGroupId = pd.getGroupId();
        pluginArtifactId = pd.getArtifactId();
        pluginVersion = pd.getVersion();

        goal = mojoDescriptor.getGoal();
    }

    /**
     * Constructor.
     *