108 lines
3.9 KiB
Java
108 lines
3.9 KiB
Java
/*
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* Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import java.io.File;
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import java.io.IOException;
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import java.util.List;
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import java.util.Map;
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import java.util.Objects;
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import java.util.stream.Stream;
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import javax.tools.JavaCompiler;
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import javax.tools.JavaFileObject;
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import javax.tools.ToolProvider;
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import static java.lang.String.format;
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import static java.util.Collections.emptyList;
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import static java.util.stream.Collectors.toList;
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public class TestBase {
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public Map<String, ? extends JavaFileObject> compile(String... sources) throws IOException,
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CompilationException {
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return compile(emptyList(), sources);
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}
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/**
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* @param options - compiler options
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* @param sources
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* @return map where key is className, value is corresponding ClassFile.
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* @throws IOException
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*/
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public Map<String, ? extends JavaFileObject> compile(List<String> options, String... sources) throws IOException,
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CompilationException {
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JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
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List<? extends JavaFileObject> src = Stream.of(sources).map(ToolBox.JavaSource::new).collect(toList());
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try (InMemoryFileManager fileManager = new InMemoryFileManager(compiler.getStandardFileManager(null, null, null))) {
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boolean success = compiler.getTask(null, fileManager, null, options, null, src).call();
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if (!success) throw new CompilationException("Compilation Error");
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return fileManager.getClasses();
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}
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}
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public void assertEquals(Object actual, Object expected, String message) {
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if (!Objects.equals(actual, expected))
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throw new AssertionFailedException(format("%s%nGot: %s, Expected: ", message, actual, expected));
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}
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public void assertNull(Object actual, String message) {
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assertEquals(actual, null, message);
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}
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public void assertNotNull(Object actual, String message) {
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if (Objects.isNull(actual)) {
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throw new AssertionFailedException(message + " : Expected not null value");
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}
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}
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public void assertTrue(boolean actual, String message) {
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assertEquals(actual, true, message);
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}
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public File getSourceFile(String fileName) {
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return new File(System.getProperty("test.src", "."), fileName);
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}
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public File getClassFile(String fileName) {
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return new File(System.getProperty("test.classes", TestBase.class.getResource(".").getPath()), fileName);
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}
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public File getClassFile(Class clazz) {
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return getClassFile(clazz.getName().replace(".", "/") + ".class");
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}
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public static class CompilationException extends Exception {
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public CompilationException(String message) {
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super(message);
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}
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}
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public static class AssertionFailedException extends RuntimeException {
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public AssertionFailedException(String message) {
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super(message);
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}
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}
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}
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