public void testSHA1vsDecodedTyler() throws CryptoException {
for (int i = 0; i < TESTSTRINGS.length; i++) {
assertTrue(
"TESTSTRINGS[" + i + "]",
CryptoTools.equalByteArrays(
CryptoTools.digest(TESTSTRINGS[i]), Base32.decode(TYLER_SHA1_OUTPUT[i])));
}
}
public void testSHA1vsDecodedOwn() throws CryptoException {
for (int i = 0; i < TESTSTRINGS.length; i++) {
String hash = Base32.encode(CryptoTools.digest(TESTSTRINGS[i]));
assertEquals(
"TESTSTRINGS[" + i + "]",
new String(CryptoTools.digest(TESTSTRINGS[i])),
new String(Base32.decode(hash)));
}
}
public void testSHA1HomevsTyler() throws CryptoException {
for (int i = 0; i < TESTSTRINGS.length; i++) {
assertEquals(
"TESTSTRINGS[" + i + "]",
TYLER_SHA1_OUTPUT[i],
Base32.encode(CryptoTools.digest(TESTSTRINGS[i])));
}
}
public void testLength() throws CryptoException {
assertEquals(32, Base32.encode(CryptoTools.digest("hello")).length());
assertEquals(8, Base32.encode("hello").length());
assertEquals(10, Base32.encode("hello1").length());
assertEquals(12, Base32.encode("hello12").length());
assertEquals(13, Base32.encode("hello123").length());
assertEquals(15, Base32.encode("hello1234").length());
assertEquals(16, Base32.encode("hello12345").length());
assertEquals(18, Base32.encode("hello123456").length());
}
/**
* Tests of Base32 Encode. I'm testing against data produced by Tyler Close
* http://www.waterken.com's implementation
*/
public class Base32Tests extends TestCase {
public Base32Tests(String string) {
super(string);
}
public void testLength() throws CryptoException {
assertEquals(32, Base32.encode(CryptoTools.digest("hello")).length());
assertEquals(8, Base32.encode("hello").length());
assertEquals(10, Base32.encode("hello1").length());
assertEquals(12, Base32.encode("hello12").length());
assertEquals(13, Base32.encode("hello123").length());
assertEquals(15, Base32.encode("hello1234").length());
assertEquals(16, Base32.encode("hello12345").length());
assertEquals(18, Base32.encode("hello123456").length());
}
public void testBase32Codec() throws CryptoException {
for (int i = 0; i < TESTSTRINGS.length; i++) {
// System.out.print("Encoding: "+TESTSTRINGS[i]+" ...");
final String encoded = Base32.encode(TESTSTRINGS[i]);
System.out.println(" ->" + encoded);
assertEquals("TESTSTRINGS[" + i + "]", TESTSTRINGS[i].getBytes(), Base32.decode(encoded));
}
}
public void testSHA1vsDecodedTyler() throws CryptoException {
for (int i = 0; i < TESTSTRINGS.length; i++) {
assertTrue(
"TESTSTRINGS[" + i + "]",
CryptoTools.equalByteArrays(
CryptoTools.digest(TESTSTRINGS[i]), Base32.decode(TYLER_SHA1_OUTPUT[i])));
}
}
public void testSHA1vsDecodedOwn() throws CryptoException {
for (int i = 0; i < TESTSTRINGS.length; i++) {
String hash = Base32.encode(CryptoTools.digest(TESTSTRINGS[i]));
assertEquals(
"TESTSTRINGS[" + i + "]",
new String(CryptoTools.digest(TESTSTRINGS[i])),
new String(Base32.decode(hash)));
}
}
public void testSHA1HomevsTyler() throws CryptoException {
for (int i = 0; i < TESTSTRINGS.length; i++) {
assertEquals(
"TESTSTRINGS[" + i + "]",
TYLER_SHA1_OUTPUT[i],
Base32.encode(CryptoTools.digest(TESTSTRINGS[i])));
}
}
public void testBase32vsTyler() throws CryptoException {
for (int i = 0; i < TESTSTRINGS.length; i++) {
final String encoded = Base32.encode(TESTSTRINGS[i]);
assertEquals("TESTSTRINGS[" + i + "]", TYLER_OUTPUT[i], encoded);
}
}
public void testDecodeTyler() throws CryptoException {
for (int i = 0; i < TESTSTRINGS.length; i++) {
final byte decoded[] = Base32.decode(TYLER_OUTPUT[i]);
assertEquals("TESTSTRINGS[" + i + "]", TESTSTRINGS[i].getBytes(), decoded);
}
}
public void assertEquals(String description, byte a[], byte b[]) {
assertEquals(description + " length", a.length, b.length);
for (int i = 0; i < a.length; i++) assertEquals(description + "[" + i + "]", a[i], b[i]);
}
/*
public void testOutputTyler() throws CryptoException{
for (int i=0;i<TESTSTRINGS.length;i++){
final String encoded = com.waterken.url.Base32.encode(CryptoTools.digest(TESTSTRINGS[i]));
System.out.println("\""+encoded+"\",");
}
}
*/
/**
* Silly Microbenchmark
*
* @throws CryptoException
*/
public void testBenchmark() throws CryptoException {
System.out.println("BigInteger encoding benchmarks:");
final int ITERATIONS = 100000;
final Runtime runtime = Runtime.getRuntime();
long start = System.currentTimeMillis();
long memstart = runtime.freeMemory();
for (int i = 0; i < ITERATIONS; i++) {
final String encoded = Base32.encode(TESTSTRINGS[i % TESTSTRINGS.length]);
assertEquals("TESTSTRINGS[" + i + "]", TYLER_OUTPUT[i % TESTSTRINGS.length], encoded);
}
long dur = System.currentTimeMillis() - start;
long memuse = memstart - runtime.freeMemory();
System.out.println(ITERATIONS + " iterations took: " + dur + "ms");
System.out.println(ITERATIONS + " iterations used: " + memuse + " bytes");
/*
System.out.println("\nWaterken encoding benchmarks:");
start=System.currentTimeMillis();
memstart=runtime.freeMemory();
for (int i=0;i<ITERATIONS;i++){
final String encoded = com.waterken.url.Base32.encode(TESTSTRINGS[i%TESTSTRINGS.length].getBytes());
assertEquals("TESTSTRINGS["+i+"]",TYLER_OUTPUT[i%TESTSTRINGS.length],encoded);
}
dur=System.currentTimeMillis()-start;
memuse=memstart-runtime.freeMemory();
System.out.println(ITERATIONS+" iterations took: "+dur+"ms");
System.out.println(ITERATIONS+" iterations used: "+memuse+" bytes");
*/
}
static final String TESTSTRINGS[] =
new String[] {
"",
"0",
"01",
"012",
"0123",
"01234",
"012345",
"0123456",
"01234567",
"012345678",
"0123456789",
"0123456789A",
"0123456789A0123456789As0123456789A",
new String(CryptoTools.digest("0123456"))
};
static final String TYLER_OUTPUT[] =
new String[] {
"",
"ga",
"gayq",
"gayte",
"gaytemy",
"gaytemzu",
"gaytemzugu",
"gaytemzugu3a",
"gaytemzugu3do",
"gaytemzugu3dooa",
"gaytemzugu3doobz",
"gaytemzugu3doobzie",
"gaytemzugu3doobzieydcmrtgq2tmnzyhfaxgmbrgiztinjwg44dsqi",
"h47qqpz7h4cd6hb7cq7t6pz7ha7wwx3x"
};
static final String TYLER_SHA1_OUTPUT[] =
new String[] {
"3i42h3s6nnfq2msvx7xzkyayscx5qbyj",
"wzmj7rvlbxecz4jathi4fvakxgkoqqim",
"3x7bmm2f2m4bsowcxxayh6hj3t7zas2d",
"ysrntg6crurwbgfasutxw7vqoggwxydi",
"ys24q26vo7nd3e76u7ejzotby6furzmj",
"cgieutulo73cilrnfcdqkar23liaveyq",
"7x4lywauknxwmajiqtqunkeipjchbgsw",
"w7wqramqyiclghgxcsconiofhcmgwx3x",
"zsvi3dompubqzvvgo2g3qh4q2dxzo3b5",
"tjyutjnhpbv3g2hanuemlv3xotvuhje6",
"q6woyf6ntxgsbjywzqwpm5axw4oiu4aw",
"weh5oeb3kibeinn6i3jiaskxum76y7dn",
"uo4jb3ds2i2bb2qbds2h5nusuwum2fxh",
"5bhw3daqpo2iq5eqbqgt54g5otdjldov"
};
}