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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:
* Marc R. Hoffmann - initial API and implementation
*
*******************************************************************************/
package org.jacoco.ant;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.io.Reader;
import java.io.Writer;
import java.util.ArrayList;
import java.util.List;
import org.apache.tools.ant.types.Resource;
import org.apache.tools.ant.types.resources.FileResource;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TemporaryFolder;
/**
* Unit tests for {@link AntResourcesLocator}.
*/
public class AntResourcesLocatorTest {
@Rule
public final TemporaryFolder folder = new TemporaryFolder();
private AntResourcesLocator locator;
@Before
public void setup() {
locator = new AntResourcesLocator("UTF-8", 8);
}
@Test
public void testGetTabWidth() {
assertEquals(8, locator.getTabWidth());
}
@Test
public void testEmpty() {
assertTrue(locator.isEmpty());
}
@Test
public void testFile() throws IOException {
locator.add(createFile("org/jacoco/example/Test.java", "AAA"));
assertFalse(locator.isEmpty());
final Reader source = locator.getSourceFile("org/jacoco/example",
"Test.java");
assertContent("AAA", source);
}
@Test
public void testDirectory() throws IOException {
createFile("src/org/jacoco/example/Test.java", "AAA");
locator.add(new FileResource(folder.getRoot(), "src"));
assertFalse(locator.isEmpty());
final Reader source = locator.getSourceFile("org/jacoco/example",
"Test.java");
assertContent("AAA", source);
}
@Test
public void testFilePrecedence() throws IOException {
createFile("src/org/jacoco/example/Test.java", "DDD");
locator.add(new FileResource(folder.getRoot(), "src"));
locator.add(createFile("org/jacoco/example/Test.java", "FFF"));
final Reader source = locator.getSourceFile("org/jacoco/example",
"Test.java");
assertContent("FFF", source);
}
@Test
public void testDirectoryOrdering() throws IOException {
createFile("src1/org/jacoco/example/Test.java", "AAA");
locator.add(new FileResource(folder.getRoot(), "src1"));
createFile("src2/org/jacoco/example/Test.java", "BBB");
locator.add(new FileResource(folder.getRoot(), "src2"));
createFile("src3/org/jacoco/example/Test.java", "CCC");
locator.add(new FileResource(folder.getRoot(), "src3"));
final Reader source = locator.getSourceFile("org/jacoco/example",
"Test.java");
assertContent("AAA", source);
}
@Test
public void testAddAll() throws IOException {
List<Resource> resources = new ArrayList<Resource>();
resources.add(createFile("org/jacoco/example/Test1.java", "AAA"));
resources.add(createFile("org/jacoco/example/Test2.java", "BBB"));
locator.addAll(resources.iterator());
assertFalse(locator.isEmpty());
Reader source = locator.getSourceFile("org/jacoco/example",
"Test1.java");
assertContent("AAA", source);
source = locator.getSourceFile("org/jacoco/example", "Test2.java");
assertContent("BBB", source);
}
private Resource createFile(String path, String content) throws IOException {
final File file = new File(folder.getRoot(), path);
file.getParentFile().mkdirs();
final Writer writer = new OutputStreamWriter(
new FileOutputStream(file), "UTF-8");
writer.write(content);
writer.close();
return new FileResource(folder.getRoot(), path);
}
private void assertContent(String expected, Reader source)
throws IOException {
assertNotNull(source);
final BufferedReader buffer = new BufferedReader(source);
assertEquals(expected, buffer.readLine());
assertNull(buffer.readLine());
buffer.close();
}
}
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