@Test
public void testImageMagick() throws Exception {
InputStream stream =
TesseractOCRConfig.class.getResourceAsStream("/test-properties/TesseractOCR.properties");
TesseractOCRConfig config = new TesseractOCRConfig(stream);
String[] CheckCmd = {config.getImageMagickPath() + TesseractOCRParser.getImageMagickProg()};
assumeTrue(ExternalParser.check(CheckCmd));
}
/*
Check that if Tesseract is not found, the TesseractOCRParser claims to not support
any file types. So, the standard image parser is called instead.
*/
@Test
public void offersNoTypesIfNotFound() throws Exception {
TesseractOCRParser parser = new TesseractOCRParser();
DefaultParser defaultParser = new DefaultParser();
MediaType png = MediaType.image("png");
// With an invalid path, will offer no types
TesseractOCRConfig invalidConfig = new TesseractOCRConfig();
invalidConfig.setTesseractPath("/made/up/path");
ParseContext parseContext = new ParseContext();
parseContext.set(TesseractOCRConfig.class, invalidConfig);
// No types offered
assertEquals(0, parser.getSupportedTypes(parseContext).size());
// And DefaultParser won't use us
assertEquals(ImageParser.class, defaultParser.getParsers(parseContext).get(png).getClass());
}
private boolean canRun(TesseractOCRConfig config) {
String[] checkCmd = {config.getTesseractPath() + getTesseractProg()};
// If Tesseract is not on the path, do not run the test.
return ExternalParser.check(checkCmd);
}