}

    public void test_install_withValidZip() throws IOException {
        // Create a mock zip file with theme content
        Path jarPath = tempDir.resolve("test-theme.jar");
        createMockThemeZip(jarPath);

        ThemeHelper mockThemeHelper = new ThemeHelper() {
            @Override
            protected Path getJarFile(Artifact artifact) {
                return jarPath;
            }