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/*******************************************************************************
* Copyright (c) 2008 - 2014 Walter Harley and others
* 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:
* eclipse@cafewalter.com - initial API and implementation
*******************************************************************************/
package org.eclipse.jdt.apt.pluggable.tests;
import java.util.List;
import junit.framework.Test;
import junit.framework.TestSuite;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.IPath;
import org.eclipse.jdt.apt.core.util.AptConfig;
import org.eclipse.jdt.apt.pluggable.tests.processors.buildertester.BugsProc;
import org.eclipse.jdt.apt.pluggable.tests.processors.buildertester.InheritedAnnoProc;
import org.eclipse.jdt.apt.pluggable.tests.processors.buildertester.TestFinalRoundProc;
import org.eclipse.jdt.core.IJavaProject;
/**
* Tests covering the IDE's ability to process the correct set of files.
*/
public class BuilderTests extends TestBase
{
public BuilderTests(String name) {
super(name);
}
public static Test suite() {
return new TestSuite(BuilderTests.class);
}
/**
* Verify that a new type generated in the final round does not get
* annotations processed, but does get compiled. The JSR269 spec is somewhat
* vague about whether it should be possible to generate a new type during
* the final round (since the final round does not happen until after a
* round in which no new types are generated); but apparently javac behaves
* this way.
* <p>
* See <a href="http://bugs.eclipse.org/329156">Bug 329156</a> and <a
* href="http://bugs.sun.com/view_bug.do?bug_id=6634138">the corresponding
* bug in javac</a>, which Sun fixed.
*/
public void testFinalRound() throws Throwable {
ProcessorTestStatus.reset();
TestFinalRoundProc.resetNumRounds();
IJavaProject jproj = createJavaProject(_projectName);
disableJava5Factories(jproj);
IProject proj = jproj.getProject();
IPath projPath = proj.getFullPath();
IPath root = projPath.append("src");
// The @FinalRoundTestTrigger processor does not generate any files when it
// first runs; but on its final round it then generates a new Java type
// that is annotated with @FinalRoundTestTrigger.
env.addClass(root, "t", "Foo",
"package t;\n" +
"import org.eclipse.jdt.apt.pluggable.tests.annotations.FinalRoundTestTrigger;\n" +
"@FinalRoundTestTrigger\n" +
"public class Foo {}"
);
AptConfig.setEnabled(jproj, true);
fullBuild();
expectingNoProblems();
// Processor should have run total of two rounds; compiled classes
// should include Foo and FinalRoundGen.
assertEquals(2, TestFinalRoundProc.getNumRounds());
expectingUniqueCompiledClasses(new String[] {"t.Foo", "g.FinalRoundGen"});
}
/**
* Verify that a class whose superclass is annotated with an inherited annotation
* gets treated the same as if the annotation were present on the class itself.
* See <a href="http://bugs.eclipse.org/270754">Bug 270754</a>.
*/
public void disabled_testInheritedAnnotation() throws Throwable {
ProcessorTestStatus.reset();
IJavaProject jproj = createJavaProject(_projectName);
disableJava5Factories(jproj);
IProject proj = jproj.getProject();
IPath projPath = proj.getFullPath();
IPath root = projPath.append("src");
env.addClass(root, "", "Base",
"import org.eclipse.jdt.apt.pluggable.tests.annotations.InheritedTrigger;\n" +
"@InheritedTrigger(0)\n" +
"public class Base {}"
);
// Because Sub extends Base, it should be treated as if it were annotated with InheritedTrigger
env.addClass(root, "", "Sub",
"public class Sub extends Base {\n" +
"}"
);
AptConfig.setEnabled(jproj, true);
fullBuild();
expectingNoProblems();
List<String> elements = InheritedAnnoProc.getProcessedElements();
assertTrue(elements.contains("Base"));
assertTrue(elements.contains("Sub"));
assertTrue("Processor did not run", ProcessorTestStatus.processorRan());
assertEquals("Processor reported errors", ProcessorTestStatus.NO_ERRORS, ProcessorTestStatus.getErrors());
// Modify base class and verify that both base and subclass get processed
InheritedAnnoProc.clearProcessedElements();
env.addClass(root, "", "Base",
"import org.eclipse.jdt.apt.pluggable.tests.annotations.InheritedTrigger;\n" +
"@InheritedTrigger(1)\n" +
"public class Base {}"
);
incrementalBuild();
expectingNoProblems();
elements = InheritedAnnoProc.getProcessedElements();
assertTrue(elements.contains("Base"));
assertTrue(elements.contains("Sub"));
assertTrue("Processor did not run", ProcessorTestStatus.processorRan());
assertEquals("Processor reported errors", ProcessorTestStatus.NO_ERRORS, ProcessorTestStatus.getErrors());
// Modify subclass and verify that it gets processed
InheritedAnnoProc.clearProcessedElements();
env.addClass(root, "", "Sub",
"public class Sub extends Base {\n" +
" // this line is new\n" +
"}"
);
incrementalBuild();
expectingNoProblems();
elements = InheritedAnnoProc.getProcessedElements();
assertTrue(elements.contains("Sub"));
assertTrue("Processor did not run", ProcessorTestStatus.processorRan());
assertEquals("Processor reported errors", ProcessorTestStatus.NO_ERRORS, ProcessorTestStatus.getErrors());
}
/**
* Deleting FooEvent caused the reference to FooEvent in
* FooImpl to appear as a package in one case and as a type in another,
* in turn causing a null binding to be passed to APT.
*
* See <a href="http://bugs.eclipse.org/295948">Bug 295948</a>.
*/
public void testBug295948() throws Throwable {
ProcessorTestStatus.reset();
IJavaProject jproj = createJavaProject(_projectName);
disableJava5Factories(jproj);
IProject proj = jproj.getProject();
IPath projPath = proj.getFullPath();
IPath root = projPath.append("src");
env.addClass(root, "test295948", "FooEvent",
"package test295948;\n" +
"public class FooEvent {\n" +
" public interface Handler {\n" +
" void handle(FooEvent event);\n" +
" }\n" +
"}\n" +
"\n"
);
IPath fooImplClass = env.addClass(root, "test295948", "FooImpl",
"package test295948;\n" +
"public class FooImpl implements FooEvent.Handler {\n" +
" @Override\n" +
" public void handle(FooEvent event) {\n" +
" }\n" +
"}\n"
);
AptConfig.setEnabled(jproj, true);
fullBuild();
expectingNoProblems();
// Delete FooEvent and recompile
proj.findMember("src/test295948/FooEvent.java").delete(false, null);
incrementalBuild();
expectingProblemsFor(fooImplClass,
"Problem : FooEvent cannot be resolved to a type [ resource : </" + _projectName + "/src/test295948/FooImpl.java> range : <108,116> category : <40> severity : <2>]\n" +
"Problem : FooEvent cannot be resolved to a type [ resource : </" + _projectName + "/src/test295948/FooImpl.java> range : <52,60> category : <40> severity : <2>]");
}
// https://bugs.eclipse.org/bugs/show_bug.cgi?id=407841
public void testBbug407841() throws Throwable {
int old = org.eclipse.jdt.internal.core.builder.AbstractImageBuilder.MAX_AT_ONCE;
try {
org.eclipse.jdt.internal.core.builder.AbstractImageBuilder.MAX_AT_ONCE =1;
ProcessorTestStatus.reset();
IJavaProject jproj = createJavaProject(_projectName);
disableJava5Factories(jproj);
IProject proj = jproj.getProject();
IdeTestUtils.copyResources(proj, "targets/bug407841", "src/targets/bug407841");
AptConfig.setEnabled(jproj, true);
fullBuild();
expectingNoProblems();
assertEquals("Elements should have been processed", 0, BugsProc.getUnprocessedElements());
assertEquals("Elements should have been processed", 3, BugsProc.getNumRounds());
} finally {
org.eclipse.jdt.internal.core.builder.AbstractImageBuilder.MAX_AT_ONCE = old;
}
}
}
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