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17 package org.apache.commons.codec.digest;
18
19 import static org.junit.Assert.assertEquals;
20 import static org.junit.Assert.assertTrue;
21
22 import java.util.Arrays;
23
24 import org.apache.commons.codec.Charsets;
25 import org.junit.Test;
26
27 public class Sha256CryptTest {
28
29 @Test
30 public void testSha256CryptStrings() {
31
32 assertEquals("$5$foo$Fq9CX624QIfnCAmlGiPKLlAasdacKCRxZztPoeo7o0B", Crypt.crypt("", "$5$foo"));
33
34 assertEquals("$5$45678$LulJuUIJIn.1uU.KPV9x92umMYFopzVDD.o2ZqA1i2/", Crypt.crypt("secret", "$5$45678"));
35 assertEquals("$5$45678$LulJuUIJIn.1uU.KPV9x92umMYFopzVDD.o2ZqA1i2/", Crypt.crypt("secret", "$5$45678$012"));
36 assertEquals("$5$45678$LulJuUIJIn.1uU.KPV9x92umMYFopzVDD.o2ZqA1i2/", Crypt.crypt("secret", "$5$45678$012$456"));
37
38 assertEquals("$5$1234567890123456$GUiFKBSTUAGvcK772ulTDPltkTOLtFvPOmp9o.9FNPB", Crypt.crypt("secret", "$5$1234567890123456"));
39 assertEquals("$5$1234567890123456$GUiFKBSTUAGvcK772ulTDPltkTOLtFvPOmp9o.9FNPB", Crypt.crypt("secret", "$5$1234567890123456789"));
40 }
41
42 @Test
43 public void testSha256CryptBytes() {
44
45 assertEquals("$5$foo$Fq9CX624QIfnCAmlGiPKLlAasdacKCRxZztPoeo7o0B", Crypt.crypt(new byte[0], "$5$foo"));
46
47 assertEquals("$5$./$iH66LwY5sTDTdHeOxq5nvNDVAxuoCcyH/y6Ptte82P8", Crypt.crypt("t\u00e4st", "$5$./$"));
48
49 assertEquals("$5$./$qx5gFfCzjuWUOvsDDy.5Nor3UULPIqLVBZhgGNS0c14", Crypt.crypt("t\u00e4st".getBytes(Charsets.ISO_8859_1), "$5$./$"));
50 }
51
52 @Test
53 public void testSha2CryptRounds() {
54
55 assertEquals("$5$rounds=1000$abcd$b8MCU4GEeZIekOy5ahQ8EWfT330hvYGVeDYkBxXBva.", Sha2Crypt.sha256Crypt("secret".getBytes(Charsets.UTF_8), "$5$rounds=50$abcd$"));
56 assertEquals("$5$rounds=1001$abcd$SQsJZs7KXKdd2DtklI3TY3tkD7UYA99RD0FBLm4Sk48", Sha2Crypt.sha256Crypt("secret".getBytes(Charsets.UTF_8), "$5$rounds=1001$abcd$"));
57 assertEquals("$5$rounds=9999$abcd$Rh/8ngVh9oyuS6lL3.fsq.9xbvXJsfyKWxSjO2mPIa7", Sha2Crypt.sha256Crypt("secret".getBytes(Charsets.UTF_8), "$5$rounds=9999$abcd"));
58 }
59
60 @Test
61 public void testSha256CryptExplicitCall() {
62 assertTrue(Sha2Crypt.sha256Crypt("secret".getBytes()).matches("^\\$5\\$[a-zA-Z0-9./]{0,16}\\$.{1,}$"));
63 assertTrue(Sha2Crypt.sha256Crypt("secret".getBytes(), null).matches("^\\$5\\$[a-zA-Z0-9./]{0,16}\\$.{1,}$"));
64 }
65
66 @Test(expected = NullPointerException.class)
67 public void testSha256CryptNullData() {
68 Sha2Crypt.sha256Crypt((byte[]) null);
69 }
70
71 @Test(expected = IllegalArgumentException.class)
72 public void testSha256CryptWithEmptySalt() {
73 Sha2Crypt.sha256Crypt("secret".getBytes(), "");
74 }
75
76 @Test
77 public void testSha256LargetThanBlocksize() {
78 final byte[] buffer = new byte[200];
79 Arrays.fill(buffer, 0, 200, (byte)'A');
80 assertEquals("$5$abc$HbF3RRc15OwNKB/RZZ5F.1I6zsLcKXHQoSdB9Owx/Q8", Sha2Crypt.sha256Crypt(buffer, "$5$abc"));
81 }
82 }