/*
 * 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
 *
 *      https://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;

import java.util.List;

import org.junit.jupiter.api.Test;

import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.AuthorityUtils;
import org.springframework.security.core.authority.GrantedAuthoritiesContainer;
import org.springframework.security.core.userdetails.UserDetails;

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

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

	@Test
	public void testGetUserDetailsInvalidType() {
		PreAuthenticatedGrantedAuthoritiesUserDetailsService svc = new PreAuthenticatedGrantedAuthoritiesUserDetailsService();
		PreAuthenticatedAuthenticationToken token = new PreAuthenticatedAuthenticationToken("dummy", "dummy");
		token.setDetails(new Object());
		assertThatIllegalArgumentException().isThrownBy(() -> svc.loadUserDetails(token));
	}

	@Test
	public void testGetUserDetailsNoDetails() {
		PreAuthenticatedGrantedAuthoritiesUserDetailsService svc = new PreAuthenticatedGrantedAuthoritiesUserDetailsService();
		PreAuthenticatedAuthenticationToken token = new PreAuthenticatedAuthenticationToken("dummy", "dummy");
		token.setDetails(null);
		assertThatIllegalArgumentException().isThrownBy(() -> svc.loadUserDetails(token));
	}

	@Test
	public void testGetUserDetailsEmptyAuthorities() {
		final String userName = "dummyUser";
		testGetUserDetails(userName, AuthorityUtils.NO_AUTHORITIES);
	}

	@Test
	public void testGetUserDetailsWithAuthorities() {
		final String userName = "dummyUser";
		testGetUserDetails(userName, AuthorityUtils.createAuthorityList("Role1", "Role2"));
	}

	private void testGetUserDetails(final String userName, final List<GrantedAuthority> gas) {
		PreAuthenticatedGrantedAuthoritiesUserDetailsService svc = new PreAuthenticatedGrantedAuthoritiesUserDetailsService();
		PreAuthenticatedAuthenticationToken token = new PreAuthenticatedAuthenticationToken(userName, "dummy");
		token.setDetails((GrantedAuthoritiesContainer) () -> gas);
		UserDetails ud = svc.loadUserDetails(token);
		assertThat(ud.isAccountNonExpired()).isTrue();
		assertThat(ud.isAccountNonLocked()).isTrue();
		assertThat(ud.isCredentialsNonExpired()).isTrue();
		assertThat(ud.isEnabled()).isTrue();
		assertThat(userName).isEqualTo(ud.getUsername());
		// Password is not saved by
		// PreAuthenticatedGrantedAuthoritiesUserDetailsService
		// assertThat(password).isEqualTo(ud.getPassword());
		assertThat(gas.containsAll(ud.getAuthorities()) && ud.getAuthorities().containsAll(gas)).withFailMessage(
				"GrantedAuthority collections do not match; result: " + ud.getAuthorities() + ", expected: " + gas)
				.isTrue();
	}

}
