ClassNodeProviderTester.java

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 * Copyright (C) 2006 Lukas Felber <lfelber@hsr.ch>
 * Copyright (C) 2006 Mirko Stocker <me@misto.ch>
 * Copyright (C) 2006 Thomas Corbat <tcorbat@hsr.ch>
 * 
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package org.rubypeople.rdt.refactoring.tests.classnodeprovider;

import java.util.ArrayList;
import java.util.Collection;

import org.rubypeople.rdt.refactoring.classnodeprovider.AllFilesClassNodeProvider;
import org.rubypeople.rdt.refactoring.classnodeprovider.ClassNodeProvider;
import org.rubypeople.rdt.refactoring.documentprovider.StringDocumentProvider;
import org.rubypeople.rdt.refactoring.nodewrapper.ClassNodeWrapper;
import org.rubypeople.rdt.refactoring.nodewrapper.MethodNodeWrapper;
import org.rubypeople.rdt.refactoring.nodewrapper.PartialClassNodeWrapper;
import org.rubypeople.rdt.refactoring.tests.FileTestCase;



public abstract class ClassNodeProviderTester extends FileTestCase {
	private Collection<String> expectedMethodSignatures;
	private Collection<String> expectedClasses;
	private StringDocumentProvider docProvider;
	
	public ClassNodeProviderTester() {
		super("ClassNodeProviderTester");
		init();
	}
	
	protected void init() {
		docProvider = new StringDocumentProvider("empty_document","");
		expectedMethodSignatures = new ArrayList<String>();
		expectedClasses = new ArrayList<String>();
	}
	
	public void addTestRubyFile(String fileName) {
		docProvider.addFile(fileName, getSource(fileName));
	}

	public void addExpectedMethod(String signature) {
		expectedMethodSignatures.add(signature);
	}

	public void addExpectedClass(String name) {
		expectedClasses.add(name);
	}
	
	public void validateClasses() {
		ClassNodeProvider provider = new AllFilesClassNodeProvider(docProvider);
		Collection<ClassNodeWrapper> classes = provider.getAllClassNodes();

		ClassNodeWrapper[] classesArray = classes.toArray(new ClassNodeWrapper[0]);
		String[] expectedClassesArray = expectedClasses.toArray(new String[0]);
		ArrayList<String> availableClasses = new ArrayList<String>();
		
		for(int i = 0; i < classesArray.length; i++) {
			Collection<PartialClassNodeWrapper> partialClassNodes = classesArray[i].getPartialClassNodes();
			for(PartialClassNodeWrapper partialClass : partialClassNodes) {
				availableClasses.add(partialClass.getClassName());
			}
		}
		
		
		for(int i = 0; i < expectedClassesArray.length; i++) {
			assertEquals(expectedClassesArray[i], availableClasses.get(i));
		}
		
	}
	
	public void validateMethods(String className) {
		ClassNodeProvider provider = new AllFilesClassNodeProvider(docProvider);
		Collection<MethodNodeWrapper> methods = provider.getClassNode(className).getMethods();
		assertEquals(expectedMethodSignatures.size(), methods.size());

		MethodNodeWrapper[] methodsArray = methods.toArray(new MethodNodeWrapper[0]);
		String[] expectedMethodNodeSignaturesArray = expectedMethodSignatures.toArray(new String[0]);
		
		for(int i = 0; i < methodsArray.length; i++) {
			assertEquals(expectedMethodNodeSignaturesArray[i], methodsArray[i].getSignature().getNameWithArgs());
		}
	}
}