PageParserTest.java

// Copyright 2013 Michel Kraemer
//
// 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 de.undercouch.citeproc.bibtex;

import static org.junit.Assert.assertEquals;

import org.junit.Test;

/**
 * Tests the page parser
 * @author Michel Kraemer
 */
public class PageParserTest {
	/**
	 * Tests a single page
	 */
	@Test
	public void singlePage() {
		PageRange pr = PageParser.parse("10");
		assertEquals(Integer.valueOf(1), pr.getNumberOfPages());
	}
	
	/**
	 * Tests page ranges
	 */
	@Test
	public void simplePageRange() {
		PageRange pr = PageParser.parse("10-20");
		assertEquals("10-20", pr.getLiteral());
		assertEquals("10", pr.getPageFirst());
		assertEquals(Integer.valueOf(11), pr.getNumberOfPages());
		
		pr = PageParser.parse("10--20");
		assertEquals("10-20", pr.getLiteral());
		assertEquals("10", pr.getPageFirst());
		assertEquals(Integer.valueOf(11), pr.getNumberOfPages());
		
		pr = PageParser.parse("10---20");
		assertEquals("10-20", pr.getLiteral());
		assertEquals("10", pr.getPageFirst());
		assertEquals(Integer.valueOf(11), pr.getNumberOfPages());
		
		pr = PageParser.parse("10\u201320");
		assertEquals("10-20", pr.getLiteral());
		assertEquals("10", pr.getPageFirst());
		assertEquals(Integer.valueOf(11), pr.getNumberOfPages());
	}
	
	/**
	 * Tests two page ranges separated by a comma
	 */
	@Test
	public void twoPageRanges() {
		PageRange pr = PageParser.parse("10-20,30--40");
		assertEquals("10-20,30-40", pr.getLiteral());
		assertEquals("10", pr.getPageFirst());
		assertEquals(Integer.valueOf(22), pr.getNumberOfPages());
	}
	
	/**
	 * Tests a complex page range
	 */
	@Test
	public void complex() {
		PageRange pr = PageParser.parse("10-20,30--40,45,50\u201355,5");
		assertEquals("10-20,30-40,45,50-55,5", pr.getLiteral());
		assertEquals("5", pr.getPageFirst());
		assertEquals(Integer.valueOf(30), pr.getNumberOfPages());
	}
	
	/**
	 * Tests page range containing an unknown page
	 */
	@Test
	public void fromToUnknown() {
		PageRange pr = PageParser.parse("10-??");
		assertEquals("10-??", pr.getLiteral());
		assertEquals("10", pr.getPageFirst());
		assertEquals(null, pr.getNumberOfPages());
	}
	
	/**
	 * Tests if a pseudo page range is rendered as a single page
	 */
	@Test
	public void singlePageRange() {
		PageRange pr = PageParser.parse("10-10");
		assertEquals("10", pr.getLiteral());
		assertEquals("10", pr.getPageFirst());
		assertEquals(Integer.valueOf(1), pr.getNumberOfPages());
	}
}