content: /*******************************************************************************
   * Copyright (c) 2009, 2019 Mountainminds GmbH & Co. KG and Contributors
   * All rights reserved. This program and the accompanying materials
   * are made available under the terms of the Eclipse Public License v1.0
   * which accompanies this distribution, and is available at
   * http://www.eclipse.org/legal/epl-v10.html
   *
   * Contributors:
   *    Brock Janiczak - initial API and implementation
   *    
   *******************************************************************************/
  package org.jacoco.report.csv;
  
  import static org.junit.Assert.assertEquals;
  
  import java.io.IOException;
  import java.io.StringWriter;
  
  import org.junit.Before;
  import org.junit.Test;
  
  /**
   * Unit tests for {@link DelimitedWriter}
   */
  public class DelimitedWriterTest {
  
  	private StringWriter result;
  	private DelimitedWriter writer;
  
  	private static final String NEW_LINE = System.getProperty("line.separator");
  
  	@Before
  	public void setUp() {
  		result = new StringWriter();
  		writer = new DelimitedWriter(result);
  	}
  
  	@Test
  	public void testNoWrites() throws IOException {
  		assertResult("");
  	}
  
  	@Test
  	public void testSingleField() throws IOException {
  		writer.write("test");
  		assertResult("test");
  	}
  
  	@Test
  	public void testFieldContainingDelimiter() throws IOException {
  		writer.write("value,1");
  		assertResult("\"value,1\"");
  	}
  
  	@Test
  	public void testFieldContainingDelimiterAndQuote() throws IOException {
  		writer.write("\",\"");
  		assertResult("\"\"\",\"\"\"");
  	}
  
  	@Test
  	public void testWriteEmptyHeader() throws IOException {
  		writer.write(new String[] {});
  		assertResult("");
  	}
  
  	@Test
  	public void testWriteHeader() throws IOException {
  		writer.write("header1", "header2", "header3");
  		assertResult("header1,header2,header3");
  	}
  
  	@Test
  	public void testMultipleFieldsOnOneLine() throws IOException {
  		writer.write("test1");
  		writer.write("test2");
  		assertResult("test1,test2");
  	}
  
  	@Test
  	public void testMultipleFieldsOnMultipleLines() throws IOException {
  		writer.write("test1");
  		writer.write("test2");
  		writer.nextLine();
  		writer.write("test3");
  		writer.write("test4");
  		assertResult("test1,test2" + NEW_LINE + "test3,test4");
  	}
  
  	@Test
  	public void testAutoEscapedField() throws IOException {
  		writer.write("\"\"");
  		assertResult("\"\"\"\"\"\"");
  	}
  
  	@Test
  	public void testWordWithSpace() throws IOException {
  		writer.write("space test");
  		assertResult("space test");
  	}
  
  	@Test
  	public void testInt() throws IOException {
  		writer.write(-123000);
  		assertResult("-123000");
  	}
  
  	@Test
  	public void testInts() throws IOException {
  		writer.write(1, 20, 300);
  		assertResult("1,20,300");
  	}
  
  	private void assertResult(String expected) throws IOException {
  		writer.close();
  		assertEquals(expected, result.toString());
  	}
  }
  