// Copyright 2012 Google Inc. All Rights Reserved.
//
// 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.collide.shared.grok;
import com.google.collide.shared.document.LineNumberAndColumn;
import junit.framework.TestCase;
/**
* Unit test for PositionTranslator.
*
*/
public class PositionTranslatorTest extends TestCase {
public void testOffsetToLineNumber() {
String src =
"0123\n"
+ "56\n"
+ "\n"
+ "9";
PositionTranslator positionTranslator = new PositionTranslator(src);
LineNumberAndColumn result = positionTranslator.getLineNumberAndColumn(0);
assertEquals(0, result.lineNumber);
assertEquals(0, result.column);
result = positionTranslator.getLineNumberAndColumn(4);
assertEquals(0, result.lineNumber);
assertEquals(4, result.column);
result = positionTranslator.getLineNumberAndColumn(5);
assertEquals(1, result.lineNumber);
assertEquals(0, result.column);
result = positionTranslator.getLineNumberAndColumn(7);
assertEquals(1, result.lineNumber);
assertEquals(2, result.column);
result = positionTranslator.getLineNumberAndColumn(8);
assertEquals(2, result.lineNumber);
assertEquals(0, result.column);
result = positionTranslator.getLineNumberAndColumn(9);
assertEquals(3, result.lineNumber);
assertEquals(0, result.column);
}
}