@Test
    void testBufferedImageNotSupported() throws IOException {
        final File emptyWebP = new File(WebPReadTest.class.getResource("/images/webp/empty/empty-100x100.webp").getFile());
        final WebPImageParser parser = new WebPImageParser();
        final ImagingException exception = assertThrows(ImagingException.class, () -> {
            parser.getBufferedImage(ByteSource.file(emptyWebP), parser.getDefaultParameters());
        });
        assertTrue(exception.getMessage().contains("Reading WebP files is currently not supported"));
    }
Not implemented yet.

@throws IOException if it failed to read the image.
src/test/java/org/apache/commons/imaging/formats/webp/WebPReadTest.java