/**
 * The contents of this file are subject to the OpenMRS 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://license.openmrs.org
 *
 * 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) OpenMRS, LLC.  All Rights Reserved.
 */

package org.openmrs.module.metadatadeploy.handler.impl;


import org.hibernate.FlushMode;




import org.hibernate.SessionFactory;
import org.junit.Assert;
import org.junit.Test;
import org.openmrs.Privilege;
import org.openmrs.Role;
import org.openmrs.api.context.Context;
import org.openmrs.module.metadatadeploy.MetadataUtils;
import org.openmrs.module.metadatadeploy.api.MetadataDeployService;
import org.openmrs.test.BaseModuleContextSensitiveTest;
import org.springframework.beans.factory.annotation.Autowired;

import static org.hamcrest.Matchers.contains;
import static org.hamcrest.Matchers.containsInAnyOrder;

import static org.hamcrest.Matchers.is;

import static org.hamcrest.Matchers.nullValue;
import static org.openmrs.module.metadatadeploy.bundle.CoreConstructors.idSet;
import static org.openmrs.module.metadatadeploy.bundle.CoreConstructors.privilege;
import static org.openmrs.module.metadatadeploy.bundle.CoreConstructors.role;

import java.lang.reflect.Method;

/**
 * Tests for {@link RoleDeployHandler}
 */
public class RoleDeployHandlerTest extends BaseModuleContextSensitiveTest {

	@Autowired
	private MetadataDeployService deployService;

	@Autowired
	private SessionFactory sessionFactory;


	/**
	 * Tests use of handler for installation
	 */

	/**
	 * Replicates DPLY-1: Overwriting of existing roles can lose inherited roles
	 */
	@Test
	public void integration_shouldNotLoseInheritedRoles() throws Exception {
		deployService.installObject(role("Role1", "Testing", null, null));
		deployService.installObject(role("Role2", "Testing", idSet("Role1"), null));

		Context.flushSession();
		Context.clearSession();

		//TestUtil.printOutTableContents(getConnection(), "role_role");

		deployService.installObject(role("Role1", "Testing", null, null));
		deployService.installObject(role("Role2", "Testing", idSet("Role1"), null));

		Context.flushSession();
		Context.clearSession();

		//TestUtil.printOutTableContents(getConnection(), "role_role");

		Role role1 = MetadataUtils.existing(Role.class, "Role1");
		Role role2 = MetadataUtils.existing(Role.class, "Role2");

		Assert.assertThat(role2.getInheritedRoles(), contains(role1));
	}

	/**
	 * Gets the current hibernate session while taking care of the hibernate 3 and 4 differences.
	 *
	 * @return the current hibernate session.
	 */
	private org.hibernate.Session getCurrentSession() {
		try {
			return sessionFactory.getCurrentSession();
		}
		catch (NoSuchMethodError ex) {
			try {
				Method method = sessionFactory.getClass().getMethod("getCurrentSession", null);
				return (org.hibernate.Session)method.invoke(sessionFactory, null);
			}
			catch (Exception e) {
				throw new RuntimeException("Failed to get the current hibernate session", e);
			}
		}
	}
}