Added new IsoTypes: BINARY, LLBIN and LLLBIN. Similar to ALPHA, LLVAR and LLLVAR but they handle binary values that get translated to byte arrays, directly if using binary coding, or hex-encoded if using ASCII.

git-svn-id: https://j8583.svn.sourceforge.net/svnroot/j8583/j8583@63 db60a039-f72e-0410-b1d2-baa000846441

src/test/java/j8583/TestHexCodec.java

@@ -0,0 +1,40 @@
+package j8583;
+
+import junit.framework.Assert;
+
+import org.junit.Test;
+
+import com.solab.iso8583.util.HexCodec;
+
+
+public class TestHexCodec {
+
+	public void encodeDecode(String hex) {
+		byte[] buf = HexCodec.hexDecode(hex);
+		Assert.assertEquals((hex.length() / 2) + (hex.length() % 2), buf.length);
+		String reenc = HexCodec.hexEncode(buf);
+		if (reenc.startsWith("0") && !hex.startsWith("0")) {
+			Assert.assertEquals(reenc.substring(1), hex);
+		} else {
+			Assert.assertEquals(hex, reenc);
+		}
+	}
+
+	@Test
+	public void testCodec() {
+		byte[] buf = HexCodec.hexDecode("A");
+		Assert.assertEquals(0x0a, buf[0]);
+		encodeDecode("A");
+		encodeDecode("0123456789ABCDEF");
+		buf = HexCodec.hexDecode("0123456789ABCDEF");
+		Assert.assertEquals(1, buf[0]);
+		Assert.assertEquals(0x23, buf[1]);
+		Assert.assertEquals(0x45, buf[2]);
+		Assert.assertEquals(0x67, buf[3]);
+		Assert.assertEquals(0x89, (buf[4] & 0xff));
+		Assert.assertEquals(0xab, (buf[5] & 0xff));
+		Assert.assertEquals(0xcd, (buf[6] & 0xff));
+		Assert.assertEquals(0xef, (buf[7] & 0xff));
+	}
+
+}