diff options
author | Guillem Jover <guillem@hadrons.org> | 2015-11-16 01:12:24 +0100 |
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committer | Guillem Jover <guillem@hadrons.org> | 2015-11-30 23:02:23 +0100 |
commit | 58bef83f410e8ec9201ecab671c27f56dca98f02 (patch) | |
tree | 2fb6230a788a1d6f3a5ea3ae7850272cd16464de /test | |
parent | 6e074a2bdc8377a945533d54a0013f5c7f608809 (diff) |
test: Add unit test for arc4random()
Diffstat (limited to 'test')
-rw-r--r-- | test/.gitignore | 1 | ||||
-rw-r--r-- | test/Makefile.am | 6 | ||||
-rw-r--r-- | test/arc4random.c | 105 |
3 files changed, 112 insertions, 0 deletions
diff --git a/test/.gitignore b/test/.gitignore index 375be31..5ef2470 100644 --- a/test/.gitignore +++ b/test/.gitignore @@ -1,3 +1,4 @@ +arc4random bzero closefrom endian diff --git a/test/Makefile.am b/test/Makefile.am index d64608d..4bc4d1a 100644 --- a/test/Makefile.am +++ b/test/Makefile.am @@ -23,6 +23,12 @@ check_PROGRAMS = \ proctitle-init \ $(nil) +if HAVE_LIBTESTU01 +arc4random_LDADD = $(LDADD) $(TESTU01_LIBS) + +check_PROGRAMS += arc4random +endif + if BUILD_LIBBSD_CTOR proctitle_LDFLAGS = \ -Wl,-u,libbsd_init_func \ diff --git a/test/arc4random.c b/test/arc4random.c new file mode 100644 index 0000000..ec52af1 --- /dev/null +++ b/test/arc4random.c @@ -0,0 +1,105 @@ +/* + * Copyright © 2015 Guillem Jover <guillem@hadrons.org> + * + * 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. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED ``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. + */ + +#include <assert.h> +#include <stdlib.h> + +#include <testu01/gdef.h> +#include <testu01/unif01.h> +#include <testu01/swrite.h> +#include <testu01/bbattery.h> + +#define TEST_OK 0 +#define TEST_SKIP 77 +#define TEST_DIE 99 + +#define test_print(msg, ...) \ + printf("TEST: " msg "\n", __VA_ARGS__) +#define test_res(idx, name, pval, action) \ + test_print("[%4d] (%s) pVal[%d] = %f -> %s", \ + idx, name[idx], i, pval[idx], action) + +static int test_failed = 0; + +static void +test_battery_result(void) +{ + char **testNames = bbattery_TestNames; + double *pVal = bbattery_pVal; + double pSuspect = 0.001; + + test_print("bbattery_NTests = %d", bbattery_NTests); + for (int i = 0; i < bbattery_NTests; i++) { + /* That test was not done: pVal = -1. */ + if (pVal[i] < 0.0) { + test_res(i, testNames, pVal, "SKIP"); + continue; + } + + /* That test passed or failed. */ + if ((pVal[i] >= pSuspect) && + (pVal[i] <= 1.0 - pSuspect)) { + test_res(i, testNames, pVal, "PASS"); + } else { + test_res(i, testNames, pVal, "FAIL"); + test_failed++; + } + } +} + +int +main(int argc, char **argv) +{ + unif01_Gen *gen; + int rc; + + gen = unif01_CreateExternGenBits("arc4random", arc4random); + + /* XXX: The following battery does not set pVal, so we cannot check + * the results. */ + bbattery_FIPS_140_2(gen); + + /* XXX: The following battery fails one test. */ + bbattery_pseudoDIEHARD(gen); + test_battery_result(); + + bbattery_Rabbit(gen, 33554432); + test_battery_result(); + + bbattery_SmallCrush(gen); + test_battery_result(); + + unif01_DeleteExternGenBits(gen); + + if (test_failed) { + test_print("failed tests = %d", test_failed); + /* XXX: We should probably FAIL the test, but we currently + * have one test always failing. */ + rc = TEST_SKIP; + } + + return rc; +} |