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/*******************************************************************************
* 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());
}
}
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