/*
* Copyright 2010 The Closure Compiler Authors.
*
* 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 com.google.javascript.jscomp.deps;
import com.google.javascript.jscomp.ErrorManager;
import com.google.javascript.jscomp.PrintStreamErrorManager;
import junit.framework.TestCase;
import java.io.StringReader;
/**
* Tests for {@link JsFileLineParser}.
*
* @author nicksantos@google.com (Nick Santos)
*/
public class JsFileLineParserTest extends TestCase {
TestParser parser;
private ErrorManager errorManager;
@Override
public void setUp() {
errorManager = new PrintStreamErrorManager(System.err);
parser = new TestParser(errorManager);
}
public void testSingleLine1() {
assertStrip("2", "// 1\n2");
}
public void testSingleLine2() {
assertStrip("2 ", "// 1\n2 // 3 // 4 \n");
}
public void testMultiLine1() {
assertStrip("1", "/* hi */\n1");
}
public void testMultiLine2() {
assertStrip("123", "1/* hi */2\n3");
}
public void testMultiLine3() {
assertStrip("14", "1/* hi 2\n3*/4");
}
public void testMultiLine4() {
assertStrip("15", "1/* hi x\ny\nz*/5");
}
public void testMultiLine5() {
assertStrip("1234", "1/* hi */2/**/3/*\n/** bye */4");
}
public void testMultiLine6() {
assertStrip("12", "1/*** hi *** 3 **/2");
}
public void testMixedLine1() {
assertStrip("14", "1// /** 2 **/ 3\n4");
}
public void testMixedLine2() {
assertStrip("1 34", "1/** // 2 **/ 3\n4");
}
private void assertStrip(String expected, String input) {
parser.doParse("file", new StringReader(input));
assertEquals(expected, parser.toString());
}
private static class TestParser extends JsFileLineParser {
StringBuilder sb = new StringBuilder();
TestParser(ErrorManager errorManager) {
super(errorManager);
}
@Override
boolean parseLine(String line) {
sb.append(line);
return true;
}
@Override
public String toString() {
return sb.toString();
}
}
}