1 files changed, 89 insertions, 0 deletions
diff --git a/libraries/spongycastle/core/src/test/java/org/spongycastle/crypto/test/GOST28147MacTest.java b/libraries/spongycastle/core/src/test/java/org/spongycastle/crypto/test/GOST28147MacTest.java
new file mode 100644
index 000000000..4ed507837
--- /dev/null
+++ b/libraries/spongycastle/core/src/test/java/org/spongycastle/crypto/test/GOST28147MacTest.java
@@ -0,0 +1,89 @@
+package org.spongycastle.crypto.test;
+
+import org.spongycastle.crypto.Mac;
+import org.spongycastle.crypto.engines.GOST28147Engine;
+import org.spongycastle.crypto.macs.GOST28147Mac;
+import org.spongycastle.crypto.params.KeyParameter;
+import org.spongycastle.crypto.params.ParametersWithSBox;
+import org.spongycastle.util.Arrays;
+import org.spongycastle.util.encoders.Hex;
+import org.spongycastle.util.test.SimpleTestResult;
+import org.spongycastle.util.test.Test;
+import org.spongycastle.util.test.TestResult;
+
+/**
+ * GOST 28147 MAC tester 
+ */
+public class GOST28147MacTest
+    implements Test
+{
+    //
+    // these GOSTMac for testing.
+    //
+    static byte[]   gkeyBytes1 = Hex.decode("6d145dc993f4019e104280df6fcd8cd8e01e101e4c113d7ec4f469ce6dcd9e49");
+    static byte[]   gkeyBytes2 = Hex.decode("6d145dc993f4019e104280df6fcd8cd8e01e101e4c113d7ec4f469ce6dcd9e49");
+
+    static byte[]   input3 = Hex.decode("7768617420646f2079612077616e7420666f72206e6f7468696e673f");
+    static byte[]   input4 = Hex.decode("7768617420646f2079612077616e7420666f72206e6f7468696e673f");
+
+    static byte[]   output7 = Hex.decode("93468a46");
+    static byte[]   output8 = Hex.decode("93468a46");
+
+    public GOST28147MacTest()
+    {
+    }
+
+    public TestResult perform()
+    {
+        // test1
+        Mac          mac = new GOST28147Mac();
+        KeyParameter key = new KeyParameter(gkeyBytes1);
+
+        mac.init(key);
+
+        mac.update(input3, 0, input3.length);
+
+        byte[] out = new byte[4];
+
+        mac.doFinal(out, 0);
+
+        if (!Arrays.areEqual(out, output7))
+        {
+            return new SimpleTestResult(false, getName() + ": Failed test 1 - expected " + new String(Hex.encode(output7)) + " got " + new String(Hex.encode(out)));
+        }
+
+        // test2
+        key = new KeyParameter(gkeyBytes2);
+
+        ParametersWithSBox gparam = new ParametersWithSBox(key, GOST28147Engine.getSBox("E-A"));
+
+        mac.init(gparam);
+
+        mac.update(input4, 0, input4.length);
+
+        out = new byte[4];
+
+        mac.doFinal(out, 0);
+
+        if (!Arrays.areEqual(out, output8))
+        {
+            return new SimpleTestResult(false, getName() + ": Failed test 2 - expected " + new String(Hex.encode(output8)) + " got " + new String(Hex.encode(out)));
+        }
+
+        return new SimpleTestResult(true, getName() + ": Okay");
+    }
+
+    public String getName()
+    {
+        return "GOST28147Mac";
+    }
+
+    public static void main(
+        String[]    args)
+    {
+        GOST28147MacTest    test = new GOST28147MacTest();
+        TestResult result = test.perform();
+
+        System.out.println(result);
+    }
+}