1 files changed, 92 insertions, 0 deletions
diff --git a/core/src/test/java/org/spongycastle/util/encoders/test/HexTest.java b/core/src/test/java/org/spongycastle/util/encoders/test/HexTest.java
new file mode 100644
index 00000000..a0c101bc
--- /dev/null
+++ b/core/src/test/java/org/spongycastle/util/encoders/test/HexTest.java
@@ -0,0 +1,92 @@
+package org.spongycastle.util.encoders.test;
+
+import java.io.IOException;
+
+import org.spongycastle.util.Strings;
+import org.spongycastle.util.encoders.DecoderException;
+import org.spongycastle.util.encoders.Hex;
+import org.spongycastle.util.encoders.HexEncoder;
+
+public class HexTest extends AbstractCoderTest
+{
+    private static final String invalid1 = "%O4T";
+    private static final String invalid2 = "FZI4";
+    private static final String invalid3 = "ae%E";
+    private static final String invalid4 = "fO4%";
+    private static final String invalid5 = "beefe";
+    private static final String invalid6 = "beefs";
+
+    public HexTest(
+        String    name)
+    {
+        super(name);
+    }
+    
+    protected void setUp()
+    {
+        super.setUp();
+        enc = new HexEncoder();
+    }
+
+    protected char paddingChar()
+    {
+        return 0;
+    }
+
+    protected boolean isEncodedChar(char c)
+    {
+        if ('A' <= c && c <= 'F')
+        {
+            return true;
+        } 
+        if ('a' <= c && c <= 'f')
+        {
+            return true;
+        } 
+        if ('0' <= c && c <= '9')
+        {
+            return true;
+        } 
+        return false;
+    }
+
+    public void testInvalidInput()
+        throws IOException
+    {
+        String[] invalid = new String[] { invalid1, invalid2, invalid3, invalid4, invalid5, invalid6 };
+
+        for (int i = 0; i != invalid.length; i++)
+        {
+            invalidTest(invalid[i]);
+            invalidTest(Strings.toByteArray(invalid[i]));
+        }
+    }
+
+    private void invalidTest(String data)
+    {
+        try
+        {
+            Hex.decode(data);
+        }
+        catch (DecoderException e)
+        {
+            return;
+        }
+
+        fail("invalid String data parsed");
+    }
+
+    private void invalidTest(byte[] data)
+    {
+        try
+        {
+            Hex.decode(data);
+        }
+        catch (DecoderException e)
+        {
+            return;
+        }
+
+        fail("invalid byte data parsed");
+    }
+}