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- /*
- * Copyright (C) 2019 Nail Samatov <sanail@yandex.ru> and others
- *
- * This program and the accompanying materials are made available under the
- * terms of the Eclipse Distribution License v. 1.0 which is available at
- * https://www.eclipse.org/org/documents/edl-v10.php.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
- package org.eclipse.jgit.junit;
-
- import java.net.MalformedURLException;
- import java.net.URL;
- import java.net.URLClassLoader;
- import java.nio.file.Paths;
-
- import org.junit.runners.BlockJUnit4ClassRunner;
- import org.junit.runners.model.InitializationError;
-
- /**
- * This class is used when it's required to load jgit classes in separate
- * classloader for each test class. It can be needed to isolate static field
- * initialization between separate tests.
- */
- public class SeparateClassloaderTestRunner extends BlockJUnit4ClassRunner {
-
- /**
- * Creates a SeparateClassloaderTestRunner to run {@code klass}.
- *
- * @param klass
- * test class to run.
- * @throws InitializationError
- * if the test class is malformed or can't be found.
- */
- public SeparateClassloaderTestRunner(Class<?> klass)
- throws InitializationError {
- super(loadNewClass(klass));
- }
-
- private static Class<?> loadNewClass(Class<?> klass)
- throws InitializationError {
- try {
- String pathSeparator = System.getProperty("path.separator");
- String[] classPathEntries = System.getProperty("java.class.path")
- .split(pathSeparator);
- URL[] urls = new URL[classPathEntries.length];
- for (int i = 0; i < classPathEntries.length; i++) {
- urls[i] = Paths.get(classPathEntries[i]).toUri().toURL();
- }
- ClassLoader testClassLoader = new URLClassLoader(urls) {
-
- @Override
- public Class<?> loadClass(String name)
- throws ClassNotFoundException {
- if (name.startsWith("org.eclipse.jgit.")) {
- return super.findClass(name);
- }
-
- return super.loadClass(name);
- }
- };
- return Class.forName(klass.getName(), true, testClassLoader);
- } catch (ClassNotFoundException | MalformedURLException e) {
- throw new InitializationError(e);
- }
- }
- }
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