public void test_getExtensionFromMimeType_gif() {
        assertEquals(".gif", generator.getExtensionFromMimeType("image/gif"));
    }

    // Tests for TIFF MIME type
    @Test
    public void test_getExtensionFromMimeType_tiff() {
        assertEquals(".tiff", generator.getExtensionFromMimeType("image/tiff"));
    }

    // Tests for SVG MIME type
    @Test
    public void test_getExtensionFromMimeType_svg() {