| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.apache.commons.codec.digest; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| import java.util.Arrays; |
| import java.util.concurrent.ThreadLocalRandom; |
| |
| import org.apache.commons.codec.Charsets; |
| import org.junit.Test; |
| |
| public class Sha256CryptTest { |
| |
| @Test |
| public void testSha256CryptStrings() { |
| // empty data |
| assertEquals("$5$foo$Fq9CX624QIfnCAmlGiPKLlAasdacKCRxZztPoeo7o0B", Crypt.crypt("", "$5$foo")); |
| // salt gets cut at dollar sign |
| assertEquals("$5$45678$LulJuUIJIn.1uU.KPV9x92umMYFopzVDD.o2ZqA1i2/", Crypt.crypt("secret", "$5$45678")); |
| assertEquals("$5$45678$LulJuUIJIn.1uU.KPV9x92umMYFopzVDD.o2ZqA1i2/", Crypt.crypt("secret", "$5$45678$012")); |
| assertEquals("$5$45678$LulJuUIJIn.1uU.KPV9x92umMYFopzVDD.o2ZqA1i2/", Crypt.crypt("secret", "$5$45678$012$456")); |
| // salt gets cut at maximum length |
| assertEquals("$5$1234567890123456$GUiFKBSTUAGvcK772ulTDPltkTOLtFvPOmp9o.9FNPB", Crypt.crypt("secret", "$5$1234567890123456")); |
| assertEquals("$5$1234567890123456$GUiFKBSTUAGvcK772ulTDPltkTOLtFvPOmp9o.9FNPB", Crypt.crypt("secret", "$5$1234567890123456789")); |
| } |
| |
| @Test |
| public void testSha256CryptBytes() { |
| // An empty Bytearray equals an empty String |
| assertEquals("$5$foo$Fq9CX624QIfnCAmlGiPKLlAasdacKCRxZztPoeo7o0B", Crypt.crypt(new byte[0], "$5$foo")); |
| // UTF-8 stores \u00e4 "a with diaeresis" as two bytes 0xc3 0xa4. |
| assertEquals("$5$./$iH66LwY5sTDTdHeOxq5nvNDVAxuoCcyH/y6Ptte82P8", Crypt.crypt("t\u00e4st", "$5$./$")); |
| // ISO-8859-1 stores "a with diaeresis" as single byte 0xe4. |
| assertEquals("$5$./$qx5gFfCzjuWUOvsDDy.5Nor3UULPIqLVBZhgGNS0c14", Crypt.crypt("t\u00e4st".getBytes(Charsets.ISO_8859_1), "$5$./$")); |
| } |
| |
| @Test |
| public void testSha2CryptRounds() { |
| // minimum rounds? |
| assertEquals("$5$rounds=1000$abcd$b8MCU4GEeZIekOy5ahQ8EWfT330hvYGVeDYkBxXBva.", Sha2Crypt.sha256Crypt("secret".getBytes(Charsets.UTF_8), "$5$rounds=50$abcd$")); |
| assertEquals("$5$rounds=1001$abcd$SQsJZs7KXKdd2DtklI3TY3tkD7UYA99RD0FBLm4Sk48", Sha2Crypt.sha256Crypt("secret".getBytes(Charsets.UTF_8), "$5$rounds=1001$abcd$")); |
| assertEquals("$5$rounds=9999$abcd$Rh/8ngVh9oyuS6lL3.fsq.9xbvXJsfyKWxSjO2mPIa7", Sha2Crypt.sha256Crypt("secret".getBytes(Charsets.UTF_8), "$5$rounds=9999$abcd")); |
| } |
| |
| @Test |
| public void testSha2CryptRoundsThreadLocalRandom() { |
| final ThreadLocalRandom random = ThreadLocalRandom.current(); |
| // minimum rounds? |
| assertEquals("$5$rounds=1000$abcd$b8MCU4GEeZIekOy5ahQ8EWfT330hvYGVeDYkBxXBva.", Sha2Crypt.sha256Crypt("secret".getBytes(Charsets.UTF_8), "$5$rounds=50$abcd$", random)); |
| assertEquals("$5$rounds=1001$abcd$SQsJZs7KXKdd2DtklI3TY3tkD7UYA99RD0FBLm4Sk48", Sha2Crypt.sha256Crypt("secret".getBytes(Charsets.UTF_8), "$5$rounds=1001$abcd$", random)); |
| assertEquals("$5$rounds=9999$abcd$Rh/8ngVh9oyuS6lL3.fsq.9xbvXJsfyKWxSjO2mPIa7", Sha2Crypt.sha256Crypt("secret".getBytes(Charsets.UTF_8), "$5$rounds=9999$abcd", random)); |
| } |
| |
| @Test |
| public void testSha256CryptExplicitCall() { |
| assertTrue(Sha2Crypt.sha256Crypt("secret".getBytes()).matches("^\\$5\\$[a-zA-Z0-9./]{0,16}\\$.{1,}$")); |
| assertTrue(Sha2Crypt.sha256Crypt("secret".getBytes(), null).matches("^\\$5\\$[a-zA-Z0-9./]{0,16}\\$.{1,}$")); |
| } |
| |
| @Test(expected = NullPointerException.class) |
| public void testSha256CryptNullData() { |
| Sha2Crypt.sha256Crypt((byte[]) null); |
| } |
| |
| @Test(expected = IllegalArgumentException.class) |
| public void testSha256CryptWithEmptySalt() { |
| Sha2Crypt.sha256Crypt("secret".getBytes(), ""); |
| } |
| |
| @Test |
| public void testSha256LargetThanBlocksize() { |
| final byte[] buffer = new byte[200]; |
| Arrays.fill(buffer, 0, 200, (byte)'A'); |
| assertEquals("$5$abc$HbF3RRc15OwNKB/RZZ5F.1I6zsLcKXHQoSdB9Owx/Q8", Sha2Crypt.sha256Crypt(buffer, "$5$abc")); |
| } |
| } |