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/*******************************************************************************
* Copyright (c) 2007, 2014 BEA Systems, Inc.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* wharley@bea.com - initial API and implementation
* IBM Corporation - fix for 342936
*******************************************************************************/
package org.eclipse.jdt.compiler.apt.tests;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import javax.lang.model.SourceVersion;
import javax.tools.JavaCompiler;
import javax.tools.ToolProvider;
import junit.framework.TestCase;
/**
* Tests of the language model utility APIs, e.g., javax.lang.model.util.*
*/
public class ModelUtilTests extends TestCase
{
// Processor class names; see corresponding usage in the processor classes.
private static final String ELEMENTUTILSPROC = "org.eclipse.jdt.compiler.apt.tests.processors.elementutils.ElementUtilsProc";
private static final String TYPEUTILSPROC = "org.eclipse.jdt.compiler.apt.tests.processors.typeutils.TypeUtilsProc";
@Override
protected void setUp() throws Exception {
super.setUp();
BatchTestUtils.init();
}
/**
* Validate the testElements test against the javac compiler.
* @throws IOException
*/
public void testElementsWithSystemCompiler() throws IOException {
if (!canRunJava8()) {
return;
}
JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
if (compiler == null) {
System.out.println("No system java compiler available");
return;
}
internalTest(compiler, ELEMENTUTILSPROC);
}
/**
* Test the Elements utility implementation.
* @throws IOException
*/
public void testElementsWithEclipseCompiler() throws IOException {
JavaCompiler compiler = BatchTestUtils.getEclipseCompiler();
internalTest(compiler, ELEMENTUTILSPROC);
}
/**
* Validate the testTypes test against the javac compiler.
* @throws IOException
*/
public void testTypesWithSystemCompiler() throws IOException {
JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
if (compiler == null) {
System.out.println("No system java compiler available");
return;
}
internalTest(compiler, TYPEUTILSPROC);
}
/**
* Test the Types utility implementation.
* @throws IOException
*/
public void testTypesWithEclipseCompiler() throws IOException {
JavaCompiler compiler = BatchTestUtils.getEclipseCompiler();
internalTest(compiler, TYPEUTILSPROC);
}
/**
* Test functionality by running a particular processor against the types in
* resources/targets. The processor must support "*" (the set of all annotations)
* and must report its errors or success via the methods in BaseProcessor.
* @throws IOException
*/
private void internalTest(JavaCompiler compiler, String processorClass) throws IOException {
System.clearProperty(processorClass);
File targetFolder = TestUtils.concatPath(BatchTestUtils.getSrcFolderName(), "targets", "model");
BatchTestUtils.copyResources("targets/model", targetFolder);
List<String> options = new ArrayList<String>();
options.add("-A" + processorClass);
BatchTestUtils.compileTree(compiler, options, targetFolder);
// If it succeeded, the processor will have set this property to "succeeded";
// if not, it will set it to an error value.
assertEquals("succeeded", System.getProperty(processorClass));
}
private boolean canRunJava8() {
try {
SourceVersion.valueOf("RELEASE_8");
} catch(IllegalArgumentException iae) {
return false;
}
return true;
}
@Override
protected void tearDown() throws Exception {
super.tearDown();
}
}
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