/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.commons.lang3.text.translate;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;
import org.junit.Test;
/**
* Unit tests for {@link org.apache.commons.lang3.text.translate.UnicodeEscaper}.
* @version $Id$
*/
public class UnicodeUnescaperTest {
// Requested in LANG-507
@Test
public void testUPlus() {
final UnicodeUnescaper uu = new UnicodeUnescaper();
final String input = "\\u+0047";
assertEquals("Failed to unescape Unicode characters with 'u+' notation", "G", uu.translate(input));
}
@Test
public void testUuuuu() {
final UnicodeUnescaper uu = new UnicodeUnescaper();
final String input = "\\uuuuuuuu0047";
final String result = uu.translate(input);
assertEquals("Failed to unescape Unicode characters with many 'u' characters", "G", result);
}
@Test
public void testLessThanFour() {
final UnicodeUnescaper uu = new UnicodeUnescaper();
final String input = "\\0047\\u006";
try {
uu.translate(input);
fail("A lack of digits in a Unicode escape sequence failed to throw an exception");
} catch(final IllegalArgumentException iae) {
// expected
}
}
}