/*
 * Copyright 2002-2016 the original author or authors.
 *
 * 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.springframework.security.web.authentication.preauth.j2ee;

import static org.assertj.core.api.Assertions.assertThat;

import java.security.Principal;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Set;

import javax.servlet.http.HttpServletRequest;

import org.junit.Test;
import org.springframework.mock.web.MockHttpServletRequest;

/**
 *
 * @author TSARDD
 * @since 18-okt-2007
 */
public class J2eePreAuthenticatedProcessingFilterTests {

	@Test
	public final void testGetPreAuthenticatedPrincipal() {
		String user = "testUser";
		assertThat(user).isEqualTo(
				new J2eePreAuthenticatedProcessingFilter().getPreAuthenticatedPrincipal(
						getRequest(user, new String[] {})));
	}

	@Test
	public final void testGetPreAuthenticatedCredentials() {
		assertThat("N/A").isEqualTo(
				new J2eePreAuthenticatedProcessingFilter().getPreAuthenticatedCredentials(
						getRequest("testUser", new String[] {})));
	}

	private final HttpServletRequest getRequest(final String aUserName,
			final String[] aRoles) {
		MockHttpServletRequest req = new MockHttpServletRequest() {

			private Set<String> roles = new HashSet<String>(Arrays.asList(aRoles));

			public boolean isUserInRole(String arg0) {
				return roles.contains(arg0);
			}
		};
		req.setRemoteUser(aUserName);
		req.setUserPrincipal(new Principal() {

			public String getName() {
				return aUserName;
			}
		});
		return req;
	}

}
