First version of Base32 test, with some questions left.

test/org/bitpedia/util/Base32Test.java

@@ -0,0 +1,58 @@
+
+package org.bitpedia.util;
+
+import junit.framework.TestCase;
+
+public class Base32Test extends TestCase {
+
+    public void testBasicDecodeEncode() throws Exception {
+
+        assertEquals("foo", new String(Base32.decode("MZXW6")));
+        assertEquals("MZXW6", Base32.encode("foo".getBytes()));
+
+        assertEquals("foob", new String(Base32.decode("MZXW6YQ")));
+        assertEquals("MZXW6YQ", Base32.encode("foob".getBytes()));
+
+        assertEquals("fooba", new String(Base32.decode("MZXW6YTB")));
+        assertEquals("MZXW6YTB", Base32.encode("fooba".getBytes()));
+
+        assertEquals("foobar", new String(Base32.decode("MZXW6YTBOI")));
+        assertEquals("MZXW6YTBOI", Base32.encode("foobar".getBytes()));
+    }
+
+    public void testBasicDecodeWithPadding() throws Exception {
+
+        assertEquals("foo", new String(Base32.decode("MZXW6")));
+        assertEquals("foo", new String(Base32.decode("MZXW6=")));
+        // assertEquals("foo", new String(Base32.decode("MZXW6=="))); Should
+        // this work? I thought so, but it does not.
+    }
+
+    public void testInvalidCodedStrings() throws Exception {
+
+        // An 8n+{1,3,6} length string is never legal base32.
+
+        try {
+            new String(Base32.decode("A"));
+            fail();
+        } catch (ArrayIndexOutOfBoundsException e) {
+            /* failure is expected. */
+        }
+
+        // This test fails.
+//        try {
+//            new String(Base32.decode("ABC"));
+//            fail();
+//        } catch (ArrayIndexOutOfBoundsException e) {
+//            /* failure is expected. */
+//        }
+
+        // This test fails.
+//        try {
+//            new String(Base32.decode("ABCDEF"));
+//            fail();
+//        } catch (ArrayIndexOutOfBoundsException e) {
+//            /* failure is expected. */
+//        }
+    }
+}