/**
* Copyright (c) 2008-2012, http://www.snakeyaml.org
*
* Licensed 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.yaml.snakeyaml.scanner;
import java.util.LinkedList;
import junit.framework.TestCase;
import org.yaml.snakeyaml.Yaml;
import org.yaml.snakeyaml.error.Mark;
import org.yaml.snakeyaml.reader.StreamReader;
import org.yaml.snakeyaml.tokens.BlockEndToken;
import org.yaml.snakeyaml.tokens.BlockMappingStartToken;
import org.yaml.snakeyaml.tokens.KeyToken;
import org.yaml.snakeyaml.tokens.ScalarToken;
import org.yaml.snakeyaml.tokens.StreamEndToken;
import org.yaml.snakeyaml.tokens.StreamStartToken;
import org.yaml.snakeyaml.tokens.Token;
import org.yaml.snakeyaml.tokens.ValueToken;
public class ScannerImplTest extends TestCase {
public void testGetToken() {
String data = "string: abcd";
StreamReader reader = new StreamReader(data);
Scanner scanner = new ScannerImpl(reader);
Mark dummy = new Mark("dummy", 0, 0, 0, "", 0);
LinkedList<Token> etalonTokens = new LinkedList<Token>();
etalonTokens.add(new StreamStartToken(dummy, dummy));
etalonTokens.add(new BlockMappingStartToken(dummy, dummy));
etalonTokens.add(new KeyToken(dummy, dummy));
etalonTokens.add(new ScalarToken("string", true, dummy, dummy, (char) 0));
etalonTokens.add(new ValueToken(dummy, dummy));
etalonTokens.add(new ScalarToken("abcd", true, dummy, dummy, (char) 0));
etalonTokens.add(new BlockEndToken(dummy, dummy));
etalonTokens.add(new StreamEndToken(dummy, dummy));
while (!etalonTokens.isEmpty() && scanner.checkToken(etalonTokens.get(0).getTokenId())) {
assertEquals(etalonTokens.removeFirst(), scanner.getToken());
}
assertFalse("Must contain no more tokens: " + scanner.getToken(),
scanner.checkToken(new Token.ID[0]));
}
public void testWrongTab() {
Yaml yaml = new Yaml();
try {
yaml.load("\t data: 1");
fail("TAB cannot start a token.");
} catch (Exception e) {
assertEquals(
"while scanning for the next token; found character \t'\\t' that cannot start any token; in 'string', line 1, column 1:\n \t data: 1\n ^",
e.getMessage());
}
}
}