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Diffstat (limited to 'gnu/testlet/gnu/javax/crypto/mac/TestOfHMac.java')
| -rw-r--r-- | gnu/testlet/gnu/javax/crypto/mac/TestOfHMac.java | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/gnu/testlet/gnu/javax/crypto/mac/TestOfHMac.java b/gnu/testlet/gnu/javax/crypto/mac/TestOfHMac.java new file mode 100644 index 00000000..c5744a1b --- /dev/null +++ b/gnu/testlet/gnu/javax/crypto/mac/TestOfHMac.java @@ -0,0 +1,132 @@ +/* TestOfHMac.java -- + Copyright (C) 2006 Free Software Foundation, Inc. +This file is part of Mauve. + +Mauve is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +Mauve is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with Mauve; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +*/ + +// Tags: GNU-CRYPTO JDK1.4 + +package gnu.testlet.gnu.javax.crypto.mac; + +import gnu.javax.crypto.mac.HMacFactory; +import gnu.javax.crypto.mac.IMac; +import gnu.testlet.TestHarness; +import gnu.testlet.Testlet; +import java.util.Arrays; +import java.util.HashMap; +import java.util.Iterator; +import java.util.Random; + +/** + * Conformance Tests of common characteristics to all HMAC types in this + * library; e.g. cloning. + */ +public class TestOfHMac implements Testlet +{ + private static final Random prng = new Random(System.currentTimeMillis()); + + private String mac; + + private IMac algorithm, clone; + + private static final byte[] makeKey(int length) + { + byte[] result = new byte[length]; + prng.nextBytes(result); + return result; + } + + public void test(TestHarness harness) + { + harness.checkPoint("TestOfHMac"); + HashMap attr = new HashMap(); + for (Iterator it = HMacFactory.getNames().iterator(); it.hasNext();) + { + algorithm = null; + mac = (String) it.next(); + try + { + algorithm = HMacFactory.getInstance(mac); + harness.check(algorithm != null, "getInstance(" + + String.valueOf(mac) + ")"); + } + catch (InternalError x) + { + harness.debug(x); + harness.fail("TestOfHMac.getInstance(" + String.valueOf(mac) + + ") - " + String.valueOf(x)); + } + + // cloneable + attr.put(IMac.MAC_KEY_MATERIAL, makeKey(algorithm.macSize())); + try + { + algorithm.init(attr); + algorithm.update((byte) 'a'); + algorithm.update((byte) 'b'); + algorithm.update((byte) 'c'); + + clone = (IMac) algorithm.clone(); + + algorithm.update((byte) 'd'); + clone.update((byte) 'd'); + algorithm.update((byte) 'e'); + clone.update((byte) 'e'); + algorithm.update((byte) 'f'); + clone.update((byte) 'f'); + + byte[] md1 = algorithm.digest(); + byte[] md2 = clone.digest(); + + harness.check(Arrays.equals(md1, md2), "clone(" + algorithm.name() + + ")"); + } + catch (Exception x) + { + harness.debug(x); + harness.fail("TestOfHMac.clone(" + algorithm.name() + ") - " + + String.valueOf(x)); + } + + // reusable + try + { + algorithm.init(attr); + algorithm.update((byte) 'a'); + algorithm.update((byte) 'b'); + algorithm.update((byte) 'c'); + byte[] md1 = algorithm.digest(); + + algorithm.reset(); + algorithm.update((byte) 'a'); + algorithm.update((byte) 'b'); + algorithm.update((byte) 'c'); + byte[] md2 = algorithm.digest(); + + harness.check(Arrays.equals(md1, md2), "reset(" + algorithm.name() + + ")"); + } + catch (Exception x) + { + harness.debug(x); + harness.fail("TestOfHMac.reset(" + algorithm.name() + ") - " + + String.valueOf(x)); + } + } + } +}
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