// 012345678 // aa bb cc public void testReplaceByEmpty() throws IOException { final String BLOCK = "aa bb cc"; PatternReplaceCharFilterFactory factory = new PatternReplaceCharFilterFactory(); Map<String, String> args = new HashMap<String, String>(); args.put("pattern", "(aa)\\s+(bb)\\s+(cc)"); factory.init(args); CharStream cs = factory.create(CharReader.get(new StringReader(BLOCK))); TokenStream ts = new MockTokenizer(cs, MockTokenizer.WHITESPACE, false); assertTokenStreamContents(ts, new String[] {}); }
// 012345678 // aa bb cc // aa#bb#cc public void test1block1matchSameLength() throws IOException { final String BLOCK = "aa bb cc"; PatternReplaceCharFilterFactory factory = new PatternReplaceCharFilterFactory(); Map<String, String> args = new HashMap<String, String>(); args.put("pattern", "(aa)\\s+(bb)\\s+(cc)"); args.put("replacement", "$1#$2#$3"); factory.init(args); CharStream cs = factory.create(CharReader.get(new StringReader(BLOCK))); TokenStream ts = new MockTokenizer(cs, MockTokenizer.WHITESPACE, false); assertTokenStreamContents( ts, new String[] {"aa#bb#cc"}, new int[] {0}, new int[] {8}, BLOCK.length()); }
// 1111 // 01234567890123 // this is test. public void testNothingChange() throws IOException { final String BLOCK = "this is test."; PatternReplaceCharFilterFactory factory = new PatternReplaceCharFilterFactory(); Map<String, String> args = new HashMap<String, String>(); args.put("pattern", "(aa)\\s+(bb)\\s+(cc)"); args.put("replacement", "$1$2$3"); factory.init(args); CharStream cs = factory.create(CharReader.get(new StringReader(BLOCK))); TokenStream ts = new MockTokenizer(cs, MockTokenizer.WHITESPACE, false); assertTokenStreamContents( ts, new String[] {"this", "is", "test."}, new int[] {0, 5, 8}, new int[] {4, 7, 13}, BLOCK.length()); }