private ThumbnailManager thumbnailManager;
    private File tempDir;

    @Override
    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);

        // Create temp directory for testing
        tempDir = Files.createTempDirectory("thumbnail_test").toFile();
        tempDir.deleteOnExit();

        // Create a test thumbnail manager with minimal initialization

 * .mvn directory creation, and upgrade orchestration.
 */
@DisplayName("AbstractUpgradeGoal")
class AbstractUpgradeGoalTest {

    @TempDir
    Path tempDir;

    private TestableAbstractUpgradeGoal upgradeGoal;
    private StrategyOrchestrator mockOrchestrator;

    @BeforeEach
    void setUp() {
        mockOrchestrator = mock(StrategyOrchestrator.class);

    private ThumbnailGenerator thumbnailGenerator;
    private File tempOutputFile;
    private Path tempDir;

    @Override
    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);
        tempDir = Files.createTempDirectory("thumbnail-test");
        tempOutputFile = Files.createTempFile(tempDir, "thumbnail", ".png").toFile();

        // Create a test implementation of ThumbnailGenerator

        testServletContext = new TestServletContext();
        testServletContext.tempDir = tempDir;
        ComponentUtil.register(testServletContext, ServletContext.class.getCanonicalName());
    }

    @Override
    protected void tearDown(TestInfo testInfo) throws Exception {
        if (tempDir != null && tempDir.exists()) {
            deleteDirectory(tempDir);
        }
        ComponentUtil.setFessConfig(null);

        Files.createDirectories(Paths.get("target", "fess", "js"));
    }

    @Override
    protected void tearDown(TestInfo testInfo) throws Exception {
        if (tempDir != null && Files.exists(tempDir)) {
            deleteDirectory(tempDir);
        }
        super.tearDown(testInfo);
    }

    private void deleteDirectory(Path dir) throws IOException {

            Path tempDir = createTempProjectStructure(context, pomMap);

            // Phase 2: For each POM, build effective model using the session and analyze plugins
            Map<Path, Set<String>> pluginsNeedingManagement =
                    analyzePluginsUsingEffectiveModels(context, pomMap, tempDir);

        } finally {
            deleteDirectory(tempDir.toFile());
        }
    }

    @Test
    public void test_atomicCreateDirectories_existingDirectory() throws Exception {
        // Test that Files.createDirectories doesn't fail on existing directory
        Path tempDir = Files.createTempDirectory("toctou_cmd_test");
        try {
            Path existingPath = tempDir.resolve("existing");

    private MockPopularWordHelper mockPopularWordHelper;
    private File tempDir;

    @Override
    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);

        // Create temp directory for testing first
        tempDir = File.createTempFile("suggestjob_test", "");
        tempDir.delete();
        tempDir.mkdirs();
        tempDir.deleteOnExit();

        // Create mock objects

        // Test with existing directory
        File testDir = new File(tempDir, "test_delete_dir");
        assertTrue(testDir.mkdir());
        assertTrue(testDir.exists());

        execJob.testDeleteTempDir(testDir);
        assertFalse(testDir.exists());

        // Test with non-existent directory
        File nonExistentDir = new File(tempDir, "non_existent");
        execJob.testDeleteTempDir(nonExistentDir);

        // Create temporary directory for test JAR files
        tempDir = Files.createTempDirectory("datastore-test").toFile();
        tempDir.deleteOnExit();
    }

    @Override
    protected void tearDown(TestInfo testInfo) throws Exception {
        // Clean up temporary files
        if (tempDir != null && tempDir.exists()) {
            deleteDirectory(tempDir);
        }
        super.tearDown(testInfo);
    }