1 files changed, 154 insertions, 0 deletions
diff --git a/prov/src/test/java/org/spongycastle/jce/provider/test/DigestTest.java b/prov/src/test/java/org/spongycastle/jce/provider/test/DigestTest.java
new file mode 100644
index 00000000..76971c67
--- /dev/null
+++ b/prov/src/test/java/org/spongycastle/jce/provider/test/DigestTest.java
@@ -0,0 +1,154 @@
+package org.spongycastle.jce.provider.test;
+
+import java.security.MessageDigest;
+import java.security.Security;
+
+import org.spongycastle.jce.provider.BouncyCastleProvider;
+import org.spongycastle.util.encoders.Hex;
+import org.spongycastle.util.test.SimpleTest;
+
+public class DigestTest
+    extends SimpleTest
+{
+    final static String provider = "SC";
+
+    static private String[][] abcVectors =
+    {
+        { "MD2", "da853b0d3f88d99b30283a69e6ded6bb" },
+        { "MD4", "a448017aaf21d8525fc10ae87aa6729d" },
+        { "MD5", "900150983cd24fb0d6963f7d28e17f72"},
+        { "SHA-1", "a9993e364706816aba3e25717850c26c9cd0d89d" },
+        { "SHA-224", "23097d223405d8228642a477bda255b32aadbce4bda0b3f7e36c9da7" },
+        { "SHA-256", "ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad" },
+        { "SHA-384", "cb00753f45a35e8bb5a03d699ac65007272c32ab0eded1631a8b605a43ff5bed8086072ba1e7cc2358baeca134c825a7" },
+        { "SHA-512", "ddaf35a193617abacc417349ae20413112e6fa4e89a97ea20a9eeee64b55d39a2192992a274fc1a836ba3c23a3feebbd454d4423643ce80e2a9ac94fa54ca49f" },
+        { "SHA-512/224", "4634270F707B6A54DAAE7530460842E20E37ED265CEEE9A43E8924AA" },
+        { "SHA-512/256", "53048E2681941EF99B2E29B76B4C7DABE4C2D0C634FC6D46E0E2F13107E7AF23" },
+        { "RIPEMD128", "c14a12199c66e4ba84636b0f69144c77" },
+        { "RIPEMD160", "8eb208f7e05d987a9b044a8e98c6b087f15a0bfc" },
+        { "RIPEMD256", "afbd6e228b9d8cbbcef5ca2d03e6dba10ac0bc7dcbe4680e1e42d2e975459b65" },
+        { "RIPEMD320", "de4c01b3054f8930a79d09ae738e92301e5a17085beffdc1b8d116713e74f82fa942d64cdbc4682d" },
+        { "Tiger", "2AAB1484E8C158F2BFB8C5FF41B57A525129131C957B5F93" },
+        { "GOST3411", "b285056dbf18d7392d7677369524dd14747459ed8143997e163b2986f92fd42c" },
+        { "WHIRLPOOL", "4E2448A4C6F486BB16B6562C73B4020BF3043E3A731BCE721AE1B303D97E6D4C7181EEBDB6C57E277D0E34957114CBD6C797FC9D95D8B582D225292076D4EEF5" },
+        { "SM3", "66c7f0f462eeedd9d1f2d46bdc10e4e24167c4875cf2f7a2297da02b8f4ba8e0" },
+    };
+    
+    public String getName()
+    {
+        return "Digest";
+    }
+
+    void test(String algorithm)
+        throws Exception
+    {
+        byte[] message = "hello world".getBytes();
+
+        MessageDigest digest = MessageDigest.getInstance(algorithm, provider);
+
+        byte[] result = digest.digest(message);
+        byte[] result2 = digest.digest(message);
+
+        // test one digest the same message with the same instance
+        if (!MessageDigest.isEqual(result, result2))
+        {
+            fail("Result object 1 not equal");
+        }
+
+        // test two, single byte updates
+        for (int i = 0; i < message.length; i++)
+        {
+            digest.update(message[i]);
+        }
+        result2 = digest.digest();
+
+        if (!MessageDigest.isEqual(result, result2))
+        {
+            fail("Result object 2 not equal");
+        }
+
+        // test three, two half updates
+        digest.update(message, 0, message.length/2);
+        digest.update(message, message.length/2, message.length-message.length/2);
+        result2 = digest.digest();
+
+        if (!MessageDigest.isEqual(result, result2))
+        {
+            fail("Result object 3 not equal");
+        }
+
+        // test four, clone test
+        digest.update(message, 0, message.length/2);
+        MessageDigest d = (MessageDigest)digest.clone();
+        digest.update(message, message.length/2, message.length-message.length/2);
+        result2 = digest.digest();
+
+        if (!MessageDigest.isEqual(result, result2))
+        {
+            fail("Result object 4(a) not equal");
+        }
+
+        d.update(message, message.length/2, message.length-message.length/2);
+        result2 = d.digest();
+
+        if (!MessageDigest.isEqual(result, result2))
+        {
+            fail("Result object 4(b) not equal");
+        }
+
+        // test five, check reset() method
+        digest.update(message, 0, message.length/2);
+        digest.reset();
+        digest.update(message, 0, message.length/2);
+        digest.update(message, message.length/2, message.length-message.length/2);
+        result2 = digest.digest();
+
+        if (!MessageDigest.isEqual(result, result2))
+        {
+            fail("Result object 5 not equal");
+        }
+    }
+
+    /**
+     * Test the hash against a standard value for the string "abc"
+     * 
+     * @param algorithm algorithm to test
+     * @param hash expected value
+     * @return the test result.
+     */
+    void abcTest(
+        String algorithm,
+        String hash)
+        throws Exception
+    {
+        byte[] abc = { (byte)0x61, (byte)0x62, (byte)0x63 };
+        
+        MessageDigest digest = MessageDigest.getInstance(algorithm, provider);
+
+        byte[] result = digest.digest(abc);
+        
+        if (!MessageDigest.isEqual(result, Hex.decode(hash)))
+        {
+            fail("abc result not equal for " + algorithm);
+        }
+    }
+    
+    public void performTest()
+        throws Exception
+    {
+        for (int i = 0; i != abcVectors.length; i++)
+        {
+            test(abcVectors[i][0]);
+         
+            abcTest(abcVectors[i][0], abcVectors[i][1]);
+        }
+    }
+
+    public static void main(String[] args)
+    {
+        Security.addProvider(new BouncyCastleProvider());
+
+        runTest(new DigestTest());
+    }
+}
+