/*
 * Copyright 2010-2012 VMware and contributors
 *
 * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.springsource.loaded.ri.test;

import static org.springsource.loaded.ri.test.AbstractReflectionTests.newInstance;
import static org.springsource.loaded.test.SpringLoadedTests.runOnInstance;

import org.junit.runner.RunWith;
import org.springsource.loaded.Constants;
import org.springsource.loaded.test.infra.Result;
import org.springsource.loaded.test.infra.ResultException;
import org.springsource.loaded.testgen.ExploreAllChoicesRunner;
import org.springsource.loaded.testgen.GenerativeSpringLoadedTest;
import org.springsource.loaded.testgen.RejectedChoice;


/**
 * Test - Class.getFields - Class.getDeclaredFields
 * 
 * @author kdvolder
 */
@RunWith(ExploreAllChoicesRunner.class)
public class ClassGetFieldTest extends GenerativeSpringLoadedTest {

	// Needed to run the tests (non-changing parameters)
	private Class<?> callerClazz;

	private Object callerInstance;

	//	private Set<String> signatures;

	// Parameters that change for different test runs
	private Class<?> targetClass; //One class chosen to focus test on

	private String targetMethodName;

	private String targetFieldName;

	@Override
	protected String getTargetPackage() {
		return "reflection.fields";
	}

	@Override
	protected void chooseTestParameters() throws RejectedChoice, Exception {
		targetMethodName = "call" + choice("GetField", "GetDeclaredField");
		toStringValue.append(targetMethodName + ": ");

		if (choice()) {
			/* Test with a non reloadable class */
			targetClass = targetClass("java.awt.Frame");
		}
		else if (choice()) {
			targetClass("InterfaceTarget", choice("", "002"));
			targetClass = targetClass("ClassTarget", choice("", "002"));
			if (choice()) {
				targetClass = targetClass("SubClassTarget", choice("", "002"));
			}
		}
		else {
			targetClass = targetClass("InterfaceTarget", choice("", "002"));
			if (choice()) {
				targetClass = targetClass("S1InterfaceTarget", choice("", "002"));
				if (choice()) {
					targetClass = targetClass("S2InterfaceTarget", choice("", "002"));
				}
			}
		}

		// List of field names below generated with some help from ClassGetFieldTest.collectFieldNames.
		//  Should revisit this list when adding fields to the test classes.
		targetFieldName = choice(
				null,
				Constants.fReloadableTypeFieldName, //This should be filtered out.
				Constants.fInstanceFieldsName, //This should be filtered out.
				Constants.fStaticFieldsName, //This should be filtered out.
				"DEFAULT_CURSOR", "WIDTH", "myStaticField", "subField", "subStaticField", "myField", "myDeletedField",
				"myChangedField", "madeStaticField", "myNewField", "madePublicField", "i2Field", "iField",
				"iDeletedField",
				"iChangedField", "i1Field", "i2Added", "i1AddedField", "iAddedField", "nameCounter",
				"serialVersionUID",
				"myPrivateField", "subPrivateField", "myDeletedPrivateField", "myDeletedStaticField",
				"myChangedPrivateField",
				"myChangedStaticField", "myNewPrivateField", "myNewStaticField", "nrlPriv", "nrlPub", "nrlStatic"

				);
		toStringValue.append(targetFieldName);

		callerClazz = loadClassVersion("reflection.ClassInvoker", "");
		callerInstance = newInstance(callerClazz);
	}

	@Override
	public Result test() throws ResultException, Exception {
		Result r = runOnInstance(callerClazz, callerInstance, targetMethodName, targetClass, targetFieldName);
		return r;
	}

}