add: import scrypt 1.4.0

[gigi.git] / tests / com / lambdaworks / crypto / test / SCryptTest.java

diff --git a/tests/com/lambdaworks/crypto/test/SCryptTest.java b/tests/com/lambdaworks/crypto/test/SCryptTest.java
new file mode 100644 (file)
index 0000000..bd34bb2
--- /dev/null
+++ b/tests/com/lambdaworks/crypto/test/SCryptTest.java
@@ -0,0 +1,84 @@
+// Copyright (C) 2011 - Will Glozer.  All rights reserved.
+
+package com.lambdaworks.crypto.test;
+
+import com.lambdaworks.crypto.SCrypt;
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+import static com.lambdaworks.crypto.test.CryptoTestUtil.*;
+import static com.lambdaworks.crypto.SCrypt.*;
+
+public class SCryptTest {
+    @Test
+    public void scrypt_paper_appendix_b() throws Exception {
+        byte[] P, S;
+        int N, r, p, dkLen;
+        String DK;
+
+        // empty key & salt test missing because unsupported by JCE
+
+        P = "password".getBytes("UTF-8");
+        S = "NaCl".getBytes("UTF-8");
+        N = 1024;
+        r = 8;
+        p = 16;
+        dkLen = 64;
+        DK = "fdbabe1c9d3472007856e7190d01e9fe7c6ad7cbc8237830e77376634b3731622eaf30d92e22a3886ff109279d9830dac727afb94a83ee6d8360cbdfa2cc0640";
+
+        assertArrayEquals(decode(DK), SCrypt.scrypt(P, S, N, r, p, dkLen));
+
+        P = "pleaseletmein".getBytes("UTF-8");
+        S = "SodiumChloride".getBytes("UTF-8");
+        N = 16384;
+        r = 8;
+        p = 1;
+        dkLen = 64;
+        DK = "7023bdcb3afd7348461c06cd81fd38ebfda8fbba904f8e3ea9b543f6545da1f2d5432955613f0fcf62d49705242a9af9e61e85dc0d651e40dfcf017b45575887";
+
+        assertArrayEquals(decode(DK), scrypt(P, S, N, r, p, dkLen));
+
+        P = "pleaseletmein".getBytes("UTF-8");
+        S = "SodiumChloride".getBytes("UTF-8");
+        N = 1048576;
+        r = 8;
+        p = 1;
+        dkLen = 64;
+        DK = "2101cb9b6a511aaeaddbbe09cf70f881ec568d574a2ffd4dabe5ee9820adaa478e56fd8f4ba5d09ffa1c6d927c40f4c337304049e8a952fbcbf45c6fa77a41a4";
+
+        assertArrayEquals(decode(DK), SCrypt.scrypt(P, S, N, r, p, dkLen));
+    }
+
+    @Test(expected = IllegalArgumentException.class)
+    public void scrypt_invalid_N_zero() throws Exception {
+        byte[] P = "pleaseletmein".getBytes("UTF-8");
+        byte[] S = "SodiumChloride".getBytes("UTF-8");
+        scrypt(P, S, 0, 1, 1, 64);
+    }
+
+    @Test(expected = IllegalArgumentException.class)
+    public void scrypt_invalid_N_odd() throws Exception {
+        byte[] P = "pleaseletmein".getBytes("UTF-8");
+        byte[] S = "SodiumChloride".getBytes("UTF-8");
+        scrypt(P, S, 3, 1, 1, 64);
+    }
+
+    @Test(expected = IllegalArgumentException.class)
+    public void scrypt_invalid_N_large() throws Exception {
+        byte[] P = "pleaseletmein".getBytes("UTF-8");
+        byte[] S = "SodiumChloride".getBytes("UTF-8");
+        int    r = 8;
+        int    N = Integer.MAX_VALUE / 128;
+        scrypt(P, S, N, r, 1, 64);
+    }
+
+//    @Test(expected = IllegalArgumentException.class)
+//    public void scrypt_invalid_r_large() throws Exception {
+//        byte[] P = "pleaseletmein".getBytes("UTF-8");
+//        byte[] S = "SodiumChloride".getBytes("UTF-8");
+//        int    N = 1024;
+//        int    r = Integer.MAX_VALUE / 128 + 1;
+//        int    p = 0;
+//        scrypt(P, S, N, r, p, 64);
+//    }
+}