| /******************************************************************************* |
| * Copyright (c) 2007, 2011 BEA Systems, Inc. |
| * 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: |
| * wharley@bea.com - initial API and implementation |
| * IBM Corporation - fix for 342936 |
| *******************************************************************************/ |
| |
| package org.eclipse.jdt.compiler.apt.tests; |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.File; |
| import java.io.IOException; |
| import java.io.PrintWriter; |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.Set; |
| |
| import javax.lang.model.SourceVersion; |
| import javax.tools.Diagnostic; |
| import javax.tools.DiagnosticListener; |
| import javax.tools.JavaCompiler; |
| import javax.tools.JavaFileObject; |
| import javax.tools.ToolProvider; |
| |
| import junit.framework.TestCase; |
| |
| /** |
| * Test cases for annotation processing behavior when code contains semantic errors |
| */ |
| public class NegativeTests extends TestCase { |
| static class TestDiagnosticListener implements DiagnosticListener<JavaFileObject> { |
| public static final int NONE = 0; |
| public static final int ERROR = 1; |
| public static final int INFO = 2; |
| public static final int WARNING = 4; |
| |
| public int errorCounter; |
| private PrintWriter writer; |
| |
| public TestDiagnosticListener(PrintWriter writer) { |
| this.writer = writer; |
| } |
| |
| @Override |
| public void report(Diagnostic<? extends JavaFileObject> diagnostic) { |
| switch(diagnostic.getKind()) { |
| case ERROR : |
| this.writer.print(diagnostic.getMessage(null)); |
| this.errorCounter++; |
| break; |
| } |
| } |
| } |
| |
| // See corresponding usages in the NegativeModelProc class |
| private static final String NEGATIVEMODELPROCNAME = "org.eclipse.jdt.compiler.apt.tests.processors.negative.NegativeModelProc"; |
| private static final String INHERITED_PROCNAME ="org.eclipse.jdt.compiler.apt.tests.processors.inherited.ArgsConstructorProcessor"; |
| private static final String IGNOREJAVACBUGS = "ignoreJavacBugs"; |
| |
| @Override |
| protected void setUp() throws Exception { |
| super.setUp(); |
| BatchTestUtils.init(); |
| } |
| |
| /** |
| * Validate the testNegativeModel test against the javac compiler. |
| * All test routines are executed. |
| * @throws IOException |
| */ |
| public void testNegativeModelWithSystemCompiler() throws IOException { |
| JavaCompiler compiler = ToolProvider.getSystemJavaCompiler(); |
| if (compiler == null) { |
| System.out.println("No system java compiler available"); |
| return; |
| } |
| Set<SourceVersion> sourceVersions = compiler.getSourceVersions(); |
| if (sourceVersions.size() > 4) { |
| // test fail on JDK7 |
| return; |
| } |
| internalTestNegativeModel(compiler, 0, Collections.singletonList("-A" + IGNOREJAVACBUGS)); |
| } |
| |
| /** |
| * Inspect model of resources/targets.negative.pa.Negative1, |
| * using the Eclipse compiler. |
| * @throws IOException |
| */ |
| public void testNegativeModel1WithEclipseCompiler() throws IOException { |
| JavaCompiler compiler = BatchTestUtils.getEclipseCompiler(); |
| internalTestNegativeModel(compiler, 1, null); |
| } |
| |
| /** |
| * Inspect model of resources/targets.negative.pa.Negative2, |
| * using the Eclipse compiler. |
| * @throws IOException |
| */ |
| public void testNegativeModel2WithEclipseCompiler() throws IOException { |
| JavaCompiler compiler = BatchTestUtils.getEclipseCompiler(); |
| internalTestNegativeModel(compiler, 2, null); |
| } |
| |
| /** |
| * Inspect model of resources/targets.negative.pa.Negative3, |
| * using the Eclipse compiler. |
| * @throws IOException |
| */ |
| public void testNegativeModel3WithEclipseCompiler() throws IOException { |
| JavaCompiler compiler = BatchTestUtils.getEclipseCompiler(); |
| internalTestNegativeModel(compiler, 3, null); |
| } |
| |
| /** |
| * Inspect model of resources/targets.negative.pa.Negative4, |
| * using the Eclipse compiler. |
| * @throws IOException |
| */ |
| public void testNegativeModel4WithEclipseCompiler() throws IOException { |
| JavaCompiler compiler = BatchTestUtils.getEclipseCompiler(); |
| internalTestNegativeModel(compiler, 4, null); |
| } |
| |
| /** |
| * Inspect model of resources/targets.negative.pa.Negative5, |
| * using the Eclipse compiler. |
| * @throws IOException |
| */ |
| public void testNegativeModel5WithEclipseCompiler() throws IOException { |
| JavaCompiler compiler = BatchTestUtils.getEclipseCompiler(); |
| internalTestNegativeModel(compiler, 5, null); |
| } |
| |
| /** |
| * Inspect model of resources/targets.negative.pa.Negative6, |
| * using the Eclipse compiler. |
| * @throws IOException |
| */ |
| public void testNegativeModel6WithEclipseCompiler() throws IOException { |
| JavaCompiler compiler = BatchTestUtils.getEclipseCompiler(); |
| internalTestNegativeModel(compiler, 6, null); |
| } |
| |
| /** |
| * Inspect model of resources/targets.negative.pa.Negative7, |
| * using the Eclipse compiler. |
| * @throws IOException |
| */ |
| public void testNegativeModel7WithEclipseCompiler() throws IOException { |
| JavaCompiler compiler = BatchTestUtils.getEclipseCompiler(); |
| internalTestNegativeModel(compiler, 7, null); |
| } |
| |
| /** |
| * Inspect model of resources/targets.negative.pa.Negative8, |
| * using the Eclipse compiler. |
| * @throws IOException |
| */ |
| public void testNegativeModel8WithEclipseCompiler() throws IOException { |
| JavaCompiler compiler = BatchTestUtils.getEclipseCompiler(); |
| internalTestNegativeModel(compiler, 8, null); |
| } |
| |
| /** |
| * Inspect model of resources/targets.negative.pa.Negative9, |
| * using the Eclipse compiler. |
| * @throws IOException |
| */ |
| public void testNegativeModel9WithEclipseCompiler() throws IOException { |
| JavaCompiler compiler = BatchTestUtils.getEclipseCompiler(); |
| internalTestNegativeModel(compiler, 9, null); |
| } |
| |
| /* |
| * https://bugs.eclipse.org/bugs/show_bug.cgi?id=328575 |
| */ |
| public void testNegativeModel10WithEclipseCompiler() throws IOException { |
| JavaCompiler compiler = BatchTestUtils.getEclipseCompiler(); |
| System.clearProperty(NEGATIVEMODELPROCNAME); |
| System.clearProperty(INHERITED_PROCNAME); |
| File targetFolder = TestUtils.concatPath(BatchTestUtils.getSrcFolderName(), "targets", "inherited"); |
| BatchTestUtils.copyResources("targets/inherited", targetFolder); |
| |
| // Invoke processing by compiling the targets.model resources |
| ByteArrayOutputStream errBuffer = new ByteArrayOutputStream(); |
| PrintWriter printWriter = new PrintWriter(errBuffer); |
| TestDiagnosticListener diagnosticListener = new TestDiagnosticListener(printWriter); |
| boolean success = BatchTestUtils.compileTreeWithErrors(compiler, new ArrayList<String>(), targetFolder, diagnosticListener); |
| |
| assertTrue("Compilation should have failed due to expected errors, but it didn't", !success); |
| assertEquals("Two errors should be reported", 2, diagnosticListener.errorCounter); |
| printWriter.flush(); |
| printWriter.close(); |
| String expectedErrors = |
| "Class targets.inherited.TestGenericChild lacks a public constructor with args: java.awt.Point" + |
| "Class targets.inherited.TestNormalChild lacks a public constructor with args: java.awt.Point"; |
| |
| assertEquals("Wrong output", expectedErrors, String.valueOf(errBuffer)); |
| String property = System.getProperty(INHERITED_PROCNAME); |
| assertNotNull("No property - probably processing did not take place", property); |
| assertEquals("succeeded", property); |
| } |
| |
| /* |
| * https://bugs.eclipse.org/bugs/show_bug.cgi?id=328575 |
| */ |
| public void testNegativeModel10WithSystemCompiler() throws IOException { |
| JavaCompiler compiler = ToolProvider.getSystemJavaCompiler(); |
| if (compiler == null) { |
| System.out.println("No system java compiler available"); |
| return; |
| } |
| System.clearProperty(NEGATIVEMODELPROCNAME); |
| System.clearProperty(INHERITED_PROCNAME); |
| File targetFolder = TestUtils.concatPath(BatchTestUtils.getSrcFolderName(), "targets", "inherited"); |
| BatchTestUtils.copyResources("targets/inherited", targetFolder); |
| |
| // Invoke processing by compiling the targets.model resources |
| ByteArrayOutputStream errBuffer = new ByteArrayOutputStream(); |
| PrintWriter printWriter = new PrintWriter(errBuffer); |
| TestDiagnosticListener diagnosticListener = new TestDiagnosticListener(printWriter); |
| boolean success = BatchTestUtils.compileTreeWithErrors(compiler, new ArrayList<String>(), targetFolder, diagnosticListener); |
| |
| assertTrue("Compilation should have failed due to expected errors, but it didn't", !success); |
| assertEquals("Two errors should be reported", 2, diagnosticListener.errorCounter); |
| printWriter.flush(); |
| printWriter.close(); |
| |
| String property = System.getProperty(INHERITED_PROCNAME); |
| assertNotNull("No property - probably processing did not take place", property); |
| assertEquals("succeeded", property); |
| } |
| |
| /** |
| * Attempt to report errors on various elements. |
| * @throws IOException |
| */ |
| private void internalTestNegativeModel(JavaCompiler compiler, int test, Collection<String> extraOptions) throws IOException { |
| System.clearProperty(NEGATIVEMODELPROCNAME); |
| File targetFolder = TestUtils.concatPath(BatchTestUtils.getSrcFolderName(), "targets", "negative"); |
| BatchTestUtils.copyResources("targets/negative", targetFolder); |
| |
| // Turn on the NegativeModelProc - without this, it will just return without doing anything |
| List<String> options = new ArrayList<String>(); |
| options.add("-A" + NEGATIVEMODELPROCNAME + "=" + test); |
| if (null != extraOptions) |
| options.addAll(extraOptions); |
| |
| // Invoke processing by compiling the targets.model resources |
| boolean success = BatchTestUtils.compileTreeWithErrors(compiler, options, targetFolder, null); |
| |
| assertTrue("Compilation should have failed due to expected errors, but it didn't", !success); |
| // If it succeeded, the processor will have set this property to "succeeded"; |
| // if not, it will set it to an error value. |
| String property = System.getProperty(NEGATIVEMODELPROCNAME); |
| assertNotNull("No property - probably processing did not take place", property); |
| assertEquals("succeeded", property); |
| |
| // TODO: check "errors" against expected values to ensure that the problems were correctly reported |
| } |
| |
| /* (non-Javadoc) |
| * @see junit.framework.TestCase#tearDown() |
| */ |
| @Override |
| protected void tearDown() throws Exception { |
| System.clearProperty(NEGATIVEMODELPROCNAME); |
| super.tearDown(); |
| } |
| |
| |
| } |