/**

 * @bug 324367: IJavaProject.findPackageFragmentRoots(IClasspathEntry cpe) returns empty list

 * 

 * Test that exported classpath entries from the referenced project are included when invoked

 * the API org.eclipse.jdt.core.IJavaProject.findPackageFragmentRoots(IClasspathEntry)

 * 

 * @see "https://bugs.eclipse.org/bugs/show_bug.cgi?id=324367"

 * @throws Exception

 */

public void testBug324367() throws Exception {

	try {

		IJavaProject referencingProject = this.createJavaProject("ReferencingProject", new String[] {}, "bin");

		IJavaProject referencedProject = this.createJavaProject("ReferencedProject", new String[] {"src"}, "bin");

		addLibrary(referencedProject, "lib.jar", null, new String[0], 

				new String[] {

				"META-INF/MANIFEST.MF",

				"Manifest-Version: 1.0\n",

			},

			JavaCore.VERSION_1_4); 

		IClasspathEntry[] classpath = new IClasspathEntry[2];

		classpath[0] = JavaCore.newSourceEntry(new Path("/ReferencedProject/src"), new Path[0]);

		classpath[1] = JavaCore.newLibraryEntry(new Path("/ReferencedProject/lib.jar"), null, null,true);

		setClasspath(referencedProject, classpath);

		classpath = new IClasspathEntry[1];

		classpath[0] = JavaCore.newProjectEntry(new Path("/ReferencedProject"), false);

		setClasspath(referencingProject, classpath);

	    IClasspathEntry referencedProjectCPE = null;

	    IClasspathEntry[] rawClasspath = referencingProject.getRawClasspath();

	    for(int index = 0; index < rawClasspath.length; index++) {

	    	IClasspathEntry cpe = rawClasspath[index];

	    	if (cpe.getPath().equals(referencedProject.getPath())) {

	    		referencedProjectCPE = cpe;

	    		break;

	    	}

	    }

		IResource resource = getWorkspaceRoot().getProject("ReferencedProject").getFile("lib.jar");

		assertTrue(referencingProject.isOnClasspath(resource));

	    assertPackageFragmentRootsEqual(referencingProject.getAllPackageFragmentRoots(), 

	    		"/ReferencedProject/src\n" + 

	    		"/ReferencedProject/lib.jar");

	    assertPackageFragmentRootsEqual(referencingProject.findPackageFragmentRoots(referencedProjectCPE), "");

	    assertPackageFragmentRootsEqual(referencingProject.getPackageFragmentRoots(), "");

	    assertPackageFragmentRootsEqual(referencingProject.getPackageFragmentRoots(referencedProjectCPE), "");

	} finally {

		deleteProject("ReferencingProject");

		deleteProject("ReferencedProject");

	}

}

	void assertPackageFragmentRootsEqual(IPackageFragmentRoot[] roots, String expected) {

		String actual;

		if (roots == null) {

			actual = "<null>";

		} else {

			StringBuffer buffer = new StringBuffer();

			int length = roots.length;

			for (int i=0; i<length; i++) {

				buffer.append(roots[i].getPath());

				if (i < length-1)

					buffer.append('\n');

			}

			actual = buffer.toString();

		}

		if (!actual.equals(expected)) {

		 	System.out.print(displayString(actual, 2));

		}

		assertEquals(expected, actual);

	}