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Diffstat (limited to 'SoftHSMv2/src/lib/crypto/test/RNGTests.cpp')
| -rw-r--r-- | SoftHSMv2/src/lib/crypto/test/RNGTests.cpp | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/SoftHSMv2/src/lib/crypto/test/RNGTests.cpp b/SoftHSMv2/src/lib/crypto/test/RNGTests.cpp new file mode 100644 index 0000000..da793b5 --- /dev/null +++ b/SoftHSMv2/src/lib/crypto/test/RNGTests.cpp @@ -0,0 +1,85 @@ +/* + * Copyright (c) 2010 SURFnet bv + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE + * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER + * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR + * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/***************************************************************************** + RNGTests.cpp + + Contains test cases to test the RNG class + *****************************************************************************/ + +#include <stdlib.h> +#include <cppunit/extensions/HelperMacros.h> +#include "RNGTests.h" +#include "CryptoFactory.h" +#include "RNG.h" +#include "ent.h" +#include <stdio.h> + +CPPUNIT_TEST_SUITE_REGISTRATION(RNGTests); + +void RNGTests::setUp() +{ + rng = NULL; + + rng = CryptoFactory::i()->getRNG(); + + // Check the RNG + CPPUNIT_ASSERT(rng != NULL); +} + +void RNGTests::tearDown() +{ + fflush(stdout); +} + +void RNGTests::testSimpleComparison() +{ + ByteString a,b; + + CPPUNIT_ASSERT(rng->generateRandom(a, 256)); + CPPUNIT_ASSERT(rng->generateRandom(b, 256)); + CPPUNIT_ASSERT(a.size() == 256); + CPPUNIT_ASSERT(b.size() == 256); + CPPUNIT_ASSERT(a != b); +} + +void RNGTests::testEnt() +{ + ByteString a; + double entropy, chiProbability, arithMean, montePi, serialCorrelation; + + // Generate 10MB of random data + CPPUNIT_ASSERT(rng->generateRandom(a, 10*1024*1024)); + + // Perform entropy tests + doEnt(a.byte_str(), a.size(), &entropy, &chiProbability, &arithMean, &montePi, &serialCorrelation); + + // Check entropy + CPPUNIT_ASSERT(entropy >= 7.999); + CPPUNIT_ASSERT((arithMean >= 127.4) && (arithMean <= 127.6)); + CPPUNIT_ASSERT(serialCorrelation <= 0.001); +} + |