Attachment 49503 Details for Bug 156352 – New test case

New test case

SnippedBug156352.java (text/plain), 6.42 KB, created by Olivier Thomann

on 2006-09-06 11:39:53 EDT

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Description:

Filename:

MIME Type:

Creator: Olivier Thomann

Created: 2006-09-06 11:39:53 EDT

Size: 6.42 KB

patch

obsolete

>package a;
>
>import java.util.List;
>
>import junit.framework.TestCase;
>
>import org.eclipse.core.resources.IProject;
>import org.eclipse.core.resources.IProjectDescription;
>import org.eclipse.core.resources.ResourcesPlugin;
>
>import org.eclipse.jdt.core.IClasspathEntry;
>import org.eclipse.jdt.core.ICompilationUnit;
>import org.eclipse.jdt.core.IJavaElement;
>import org.eclipse.jdt.core.IJavaProject;
>import org.eclipse.jdt.core.IPackageFragment;
>import org.eclipse.jdt.core.IPackageFragmentRoot;
>import org.eclipse.jdt.core.IType;
>import org.eclipse.jdt.core.JavaCore;
>import org.eclipse.jdt.core.dom.AST;
>import org.eclipse.jdt.core.dom.ASTParser;
>import org.eclipse.jdt.core.dom.CompilationUnit;
>import org.eclipse.jdt.core.dom.IBinding;
>import org.eclipse.jdt.core.dom.ITypeBinding;
>import org.eclipse.jdt.core.dom.TypeDeclaration;
>
>import org.eclipse.jdt.internal.junit.buildpath.JUnitContainerInitializer;
>
>import org.eclipse.jdt.launching.JavaRuntime;
>
>public class SnippedBug156352 extends TestCase {
>	
>	public void testNPE() throws Exception {
>		IProject project= ResourcesPlugin.getWorkspace().getRoot().getProject("Test");
>		project.create(null);
>		try {
>			project.open(null);
>			
>			IProjectDescription description = project.getDescription();
>			description.setNatureIds(new String[] { JavaCore.NATURE_ID } );
>			project.setDescription(description, null);
>			
>			IJavaProject javaProject= JavaCore.create(project);
>			
>			IClasspathEntry[] cpentry= new IClasspathEntry[] {
>					JavaCore.newSourceEntry(javaProject.getPath()),
>					JavaRuntime.getDefaultJREContainerEntry(),
>					JavaCore.newContainerEntry(JUnitContainerInitializer.JUNIT4_PATH)
>			};
>			javaProject.setRawClasspath(cpentry, javaProject.getPath(), null);
>			
>			IPackageFragmentRoot root= javaProject.getPackageFragmentRoot(project);
>			
>			IPackageFragment p= root.createPackageFragment("p", true, null);
>			StringBuffer buf= new StringBuffer();
>			buf.append("package p;\n");
>			buf.append("\n");
>			buf.append("import org.junit.Test;\n");
>			buf.append("\n");
>			buf.append("public class Test1 {\n");
>			buf.append("        @Test public void testFoo() {\n");
>			buf.append("        }\n");
>			buf.append("}\n");
>			p.createCompilationUnit("Test1.java", buf.toString(), false, null);
>			
>			buf= new StringBuffer();
>			buf.append("package p;\n");
>			buf.append("\n");
>			buf.append("import org.junit.runner.RunWith;\n");
>			buf.append("import org.junit.runners.Suite;\n");
>			buf.append("import org.junit.runners.Suite.SuiteClasses;\n");
>			buf.append("\n");
>			buf.append("@RunWith(Suite.class)\n");
>			buf.append("@SuiteClasses(Test1.class)\n");
>			buf.append("public class Test2 {\n");
>			buf.append("    \n");
>			buf.append("}\n");
>			p.createCompilationUnit("Test2.java", buf.toString(), false, null);
>					
>			buf= new StringBuffer();
>			buf.append("package p;\n");
>			buf.append("\n");
>			buf.append("public class Test3 extends Test2 {\n");
>			buf.append("    \n");
>			buf.append("}\n");
>			IType type= p.createCompilationUnit("Test3.java", buf.toString(), false, null).getType("Test3");
>			
>			ASTParser parser= ASTParser.newParser(AST.JLS3);
>			parser.setProject(type.getJavaProject());
>			IBinding[] bindings= parser.createBindings(new IJavaElement[] { type }, null);
>			if (bindings.length == 1 && bindings[0] instanceof ITypeBinding) {
>				ITypeBinding binding= (ITypeBinding) bindings[0];
>				while (binding != null) {
>					binding.getAnnotations(); // NPE here on 'Test2'
>					binding= binding.getSuperclass();
>				}
>			}
>		} finally {
>			project.delete(true, null);
>		}
>	}
>	public void testOK() throws Exception {
>		IProject project= ResourcesPlugin.getWorkspace().getRoot().getProject("Test");
>		project.create(null);
>		try {
>			project.open(null);
>			
>			IProjectDescription description = project.getDescription();
>			description.setNatureIds(new String[] { JavaCore.NATURE_ID } );
>			project.setDescription(description, null);
>			
>			IJavaProject javaProject= JavaCore.create(project);
>			
>			IClasspathEntry[] cpentry= new IClasspathEntry[] {
>					JavaCore.newSourceEntry(javaProject.getPath()),
>					JavaRuntime.getDefaultJREContainerEntry(),
>					JavaCore.newContainerEntry(JUnitContainerInitializer.JUNIT4_PATH)
>			};
>			javaProject.setRawClasspath(cpentry, javaProject.getPath(), null);
>			
>			IPackageFragmentRoot root= javaProject.getPackageFragmentRoot(project);
>			
>			IPackageFragment p= root.createPackageFragment("p", true, null);
>			StringBuffer buf= new StringBuffer();
>			buf.append("package p;\n");
>			buf.append("\n");
>			buf.append("import org.junit.Test;\n");
>			buf.append("\n");
>			buf.append("public class Test1 {\n");
>			buf.append("        @Test public void testFoo() {\n");
>			buf.append("        }\n");
>			buf.append("}\n");
>			p.createCompilationUnit("Test1.java", buf.toString(), false, null);
>			
>			buf= new StringBuffer();
>			buf.append("package p;\n");
>			buf.append("\n");
>			buf.append("import org.junit.runner.RunWith;\n");
>			buf.append("import org.junit.runners.Suite;\n");
>			buf.append("import org.junit.runners.Suite.SuiteClasses;\n");
>			buf.append("\n");
>			buf.append("@RunWith(Suite.class)\n");
>			buf.append("@SuiteClasses(Test1.class)\n");
>			buf.append("public class Test2 {\n");
>			buf.append("    \n");
>			buf.append("}\n");
>			p.createCompilationUnit("Test2.java", buf.toString(), false, null);
>					
>			buf= new StringBuffer();
>			buf.append("package p;\n");
>			buf.append("\n");
>			buf.append("public class Test3 extends Test2 {\n");
>			buf.append("    \n");
>			buf.append("}\n");
>//			IType type= p.createCompilationUnit("Test3.java", buf.toString(), false, null).getType("Test3");
>			ICompilationUnit unit3 = p.createCompilationUnit("Test3.java", buf.toString(), false, null);
>			
>			ASTParser parser= ASTParser.newParser(AST.JLS3);
>			parser.setSource(unit3);
>			parser.setResolveBindings(true);
>			CompilationUnit unit = (CompilationUnit) parser.createAST(null);
>			List types = unit.types();
>			TypeDeclaration typeDeclaration = (TypeDeclaration) types.get(0);
>			ITypeBinding typeBinding = typeDeclaration.resolveBinding();
>			while (typeBinding != null) {
>				System.out.print(typeBinding.getQualifiedName());
>				System.out.print(" has ");
>				System.out.print(typeBinding.getAnnotations().length);
>				System.out.println(" annotation(s).");
>				typeBinding= typeBinding.getSuperclass();
>			}
>		} finally {
>			project.delete(true, null);
>		}
>	}
>}

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Attachments on bug 156352: 49480 | 49503 | 49504