TC_ModuleInclusionFinder.java

/***** BEGIN LICENSE BLOCK *****
 * Version: CPL 1.0/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Common Public
 * License Version 1.0 (the "License"); you may not use this file
 * except in compliance with the License. You may obtain a copy of
 * the License at http://www.eclipse.org/legal/cpl-v10.html
 *
 * Software distributed under the License is distributed on an "AS
 * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
 * implied. See the License for the specific language governing
 * rights and limitations under the License.
 *
 * Copyright (C) 2007 Mirko Stocker <me@misto.ch>
 * 
 * Alternatively, the contents of this file may be used under the terms of
 * either of the GNU General Public License Version 2 or later (the "GPL"),
 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the CPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the CPL, the GPL or the LGPL.
 ***** END LICENSE BLOCK *****/

package org.rubypeople.rdt.refactoring.tests.core.renamemodule;

import org.rubypeople.rdt.refactoring.core.renamemodule.ModuleIncludeFinder;
import org.rubypeople.rdt.refactoring.core.renamemodule.ModuleSpecifierWrapper;
import org.rubypeople.rdt.refactoring.documentprovider.IDocumentProvider;
import org.rubypeople.rdt.refactoring.documentprovider.StringDocumentProvider;
import org.rubypeople.rdt.refactoring.tests.FileTestCase;

public class TC_ModuleInclusionFinder extends FileTestCase {
	
	public TC_ModuleInclusionFinder() {
		super("ModuleInclusionFinder");
	}

	public void testSingleDirectInclude() {
		IDocumentProvider document = getDocument("TC_ModuleInclusionFinder_SingleDirectInclude.rb");
		
		ModuleSpecifierWrapper[] includes = new ModuleIncludeFinder(document).find("M1").toArray(new ModuleSpecifierWrapper[]{});
		
		assertEquals(1, includes.length);
		assertNotNull(includes[0].getWrappedNode());
		assertEquals("M1", includes[0].getFullName());
	}

	public void testMultipleDirectIncludes() {
		IDocumentProvider document = getDocument("TC_ModuleInclusionFinder_MultipleDirectIncludes.rb");
		
		ModuleSpecifierWrapper[] includes = new ModuleIncludeFinder(document).find("M1").toArray(new ModuleSpecifierWrapper[]{});
		
		assertEquals(2, includes.length);
		assertEquals("M1", includes[0].getFullName());
		assertEquals("M1", includes[1].getFullName());
	}

	public void testIncludeWithNamespace() {
		IDocumentProvider document = getDocument("TC_ModuleInclusionFinder_IncludeWithNamespace.rb");
		
		ModuleSpecifierWrapper[] includes = new ModuleIncludeFinder(document).find("Namespace::M1").toArray(new ModuleSpecifierWrapper[]{});
		
		assertEquals(1, includes.length);
		assertEquals("Namespace::M1", includes[0].getFullName());
	}

	public void testIncludeFromWithinSameNamespace() {
		IDocumentProvider document = getDocument("TC_ModuleInclusionFinder_IncludeFromWithinSameNamespace.rb");
		
		ModuleSpecifierWrapper[] includes = new ModuleIncludeFinder(document).find("Modul::M").toArray(new ModuleSpecifierWrapper[]{});
		
		assertEquals(2, includes.length);
		assertEquals("Modul::M", includes[0].getFullName());
		assertEquals("Modul::M", includes[1].getFullName());
	}

	public void testModulesWithEqualNamesInDifferentNamespaces() {
		IDocumentProvider document = getDocument("TC_ModuleInclusionFinder_ModulesWithEqualNamesInDifferentNamespaces.rb");
		
		ModuleSpecifierWrapper[] includes = new ModuleIncludeFinder(document).find("Module::InnerModule").toArray(new ModuleSpecifierWrapper[]{});
		
		assertEquals(1, includes.length);
		assertEquals("Module::InnerModule", includes[0].getFullName());
	}
	
	public void testNoIncludes() {
		IDocumentProvider document = getDocument("TC_ModuleInclusionFinder_NoIncludes.rb");
		
		ModuleSpecifierWrapper[] includes = new ModuleIncludeFinder(document).find("M1").toArray(new ModuleSpecifierWrapper[]{});
		
		assertEquals(0, includes.length);
	}
	
	private IDocumentProvider getDocument(String name) {
		return new StringDocumentProvider(name, getSource(name));
	}
}