/*
* Copyright 2002-2017 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.crypto.scrypt;
import static org.assertj.core.api.Assertions.*;
import org.junit.Test;
/**
* @author Shazin Sadakath
*
*/
public class SCryptPasswordEncoderTests {
@Test
public void matches() {
SCryptPasswordEncoder encoder = new SCryptPasswordEncoder();
String result = encoder.encode("password");
assertThat(result).isNotEqualTo("password");
assertThat(encoder.matches("password", result)).isTrue();
}
@Test
public void unicode() {
SCryptPasswordEncoder encoder = new SCryptPasswordEncoder();
String result = encoder.encode("passw\u9292rd");
assertThat(encoder.matches("pass\u9292\u9292rd", result)).isFalse();
assertThat(encoder.matches("passw\u9292rd", result)).isTrue();
}
@Test
public void notMatches() {
SCryptPasswordEncoder encoder = new SCryptPasswordEncoder();
String result = encoder.encode("password");
assertThat(encoder.matches("bogus", result)).isFalse();
}
@Test
public void customParameters() {
SCryptPasswordEncoder encoder = new SCryptPasswordEncoder(512, 8, 4, 32, 16);
String result = encoder.encode("password");
assertThat(result).isNotEqualTo("password");
assertThat(encoder.matches("password", result)).isTrue();
}
@Test
public void differentPasswordHashes() {
SCryptPasswordEncoder encoder = new SCryptPasswordEncoder();
String password = "secret";
assertThat(encoder.encode(password)).isNotEqualTo(encoder.encode(password));
}
@Test
public void samePasswordWithDifferentParams() {
SCryptPasswordEncoder oldEncoder = new SCryptPasswordEncoder(16384, 8, 1, 32,64);
SCryptPasswordEncoder newEncoder = new SCryptPasswordEncoder();
String password = "secret";
String oldEncodedPassword = oldEncoder.encode(password);
assertThat(newEncoder.matches(password, oldEncodedPassword)).isTrue();
}
@Test
public void doesntMatchNullEncodedValue() {
SCryptPasswordEncoder encoder = new SCryptPasswordEncoder();
assertThat(encoder.matches("password", null)).isFalse();
}
@Test
public void doesntMatchEmptyEncodedValue() {
SCryptPasswordEncoder encoder = new SCryptPasswordEncoder();
assertThat(encoder.matches("password", "")).isFalse();
}
@Test
public void doesntMatchBogusEncodedValue() {
SCryptPasswordEncoder encoder = new SCryptPasswordEncoder();
assertThat(encoder.matches("password", "012345678901234567890123456789")).isFalse();
}
@Test(expected = IllegalArgumentException.class)
public void invalidCpuCostParameter() {
new SCryptPasswordEncoder(Integer.MIN_VALUE, 16, 2, 32, 16);
}
@Test(expected = IllegalArgumentException.class)
public void invalidMemoryCostParameter() {
new SCryptPasswordEncoder(2, Integer.MAX_VALUE, 2, 32, 16);
}
@Test(expected = IllegalArgumentException.class)
public void invalidParallelizationParameter() {
new SCryptPasswordEncoder(2, 8, Integer.MAX_VALUE, 32, 16);
}
@Test(expected = IllegalArgumentException.class)
public void invalidSaltLengthParameter() {
new SCryptPasswordEncoder(2, 8, 1, 16, -1);
}
@Test(expected = IllegalArgumentException.class)
public void invalidKeyLengthParameter() {
new SCryptPasswordEncoder(2, 8, 1, -1, 16);
}
}