| /******************************************************************************* |
| * Copyright (c) 2009, 2018 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.report; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertNull; |
| |
| import java.io.IOException; |
| import java.io.Reader; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| /** |
| * Unit tests for {@link MultiSourceFileLocator}. |
| */ |
| public class MultiSourceFileLocatorTest { |
| |
| private MultiSourceFileLocator locator; |
| |
| @Before |
| public void setup() { |
| locator = new MultiSourceFileLocator(7); |
| } |
| |
| @Test |
| public void testGetTabWidth() throws IOException { |
| assertEquals(7, locator.getTabWidth()); |
| } |
| |
| @Test |
| public void testEmpty() throws IOException { |
| assertNull(locator.getSourceFile("org/jacoco/example", "Test.java")); |
| } |
| |
| @Test |
| public void testNohit() throws IOException { |
| final StubLocator loc1 = new StubLocator(); |
| locator.add(loc1); |
| final StubLocator loc2 = new StubLocator(); |
| locator.add(loc2); |
| final StubLocator loc3 = new StubLocator(); |
| locator.add(loc3); |
| |
| assertNull(locator.getSourceFile("org/jacoco/example", "Test.java")); |
| } |
| |
| @Test |
| public void testHit() throws IOException { |
| final StubLocator loc1 = new StubLocator(); |
| loc1.put("org/jacoco/example/Test1.java", '1'); |
| locator.add(loc1); |
| final StubLocator loc2 = new StubLocator(); |
| loc2.put("org/jacoco/example/Test2.java", '2'); |
| locator.add(loc2); |
| final StubLocator loc3 = new StubLocator(); |
| loc3.put("org/jacoco/example/Test3.java", '3'); |
| locator.add(loc3); |
| |
| final Reader source = locator.getSourceFile("org/jacoco/example", |
| "Test2.java"); |
| assertNotNull(source); |
| assertEquals('2', source.read()); |
| } |
| |
| @Test |
| public void testPrecedence() throws IOException { |
| final StubLocator loc1 = new StubLocator(); |
| loc1.put("org/jacoco/example/TestX.java", '1'); |
| locator.add(loc1); |
| final StubLocator loc2 = new StubLocator(); |
| loc2.put("org/jacoco/example/Test.java", '2'); |
| locator.add(loc2); |
| final StubLocator loc3 = new StubLocator(); |
| loc3.put("org/jacoco/example/Test.java", '3'); |
| locator.add(loc3); |
| |
| final Reader source = locator.getSourceFile("org/jacoco/example", |
| "Test.java"); |
| assertNotNull(source); |
| assertEquals('2', source.read()); |
| } |
| |
| private static class StubLocator implements ISourceFileLocator { |
| |
| private final Map<String, Reader> sources = new HashMap<String, Reader>(); |
| |
| void put(String path, char content) { |
| sources.put(path, new StubReader(content)); |
| } |
| |
| public Reader getSourceFile(String packageName, String fileName) |
| throws IOException { |
| return sources.get(packageName + "/" + fileName); |
| } |
| |
| public int getTabWidth() { |
| return 0; |
| } |
| } |
| |
| private static class StubReader extends Reader { |
| |
| private final char content; |
| |
| StubReader(char content) { |
| this.content = content; |
| } |
| |
| @Override |
| public int read(char[] cbuf, int off, int len) throws IOException { |
| for (int idx = 0; idx < len; idx++) { |
| cbuf[off + idx] = content; |
| } |
| return len; |
| } |
| |
| @Override |
| public void close() throws IOException { |
| } |
| |
| } |
| |
| } |