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tests: unittests: add tests for longer input vectors

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Fixes #5299
This commit is contained in:
Martine Lenders 2016-10-21 11:06:25 +02:00
parent 3d23724802
commit 100991e59e
2 changed files with 34 additions and 0 deletions
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14
tests/unittests/tests-checksum/tests-checksum-fletcher16.c
View File

@ -14,6 +14,10 @@
#include "tests-checksum.h" #include "tests-checksum.h"
/* String is longer than 20 so it checks the wrap-around property of
* fletcher16 */
static const unsigned char wrap_around_data[] = "u9k89rm88z58f3hGxTfgG3BnyKnyRP";
static int calc_and_compare_checksum(const unsigned char *buf, size_t len, static int calc_and_compare_checksum(const unsigned char *buf, size_t len,
uint16_t expected) uint16_t expected)
{ {
@ -59,12 +63,22 @@ static void test_checksum_fletcher16_atoe(void)
TEST_ASSERT(calc_and_compare_checksum(buf, sizeof(buf) - 1, expect)); TEST_ASSERT(calc_and_compare_checksum(buf, sizeof(buf) - 1, expect));
} }
static void test_checksum_fletcher16_wrap_around(void)
{
/* verified with http://www.nitrxgen.net/hashgen/ */
uint16_t expect = 0xf122;
TEST_ASSERT(calc_and_compare_checksum(wrap_around_data,
sizeof(wrap_around_data) - 1, expect));
}
Test *tests_checksum_fletcher16_tests(void) Test *tests_checksum_fletcher16_tests(void)
{ {
EMB_UNIT_TESTFIXTURES(fixtures) { EMB_UNIT_TESTFIXTURES(fixtures) {
new_TestFixture(test_checksum_fletcher16_empty), new_TestFixture(test_checksum_fletcher16_empty),
new_TestFixture(test_checksum_fletcher16_0to1_undetected), new_TestFixture(test_checksum_fletcher16_0to1_undetected),
new_TestFixture(test_checksum_fletcher16_atoe), new_TestFixture(test_checksum_fletcher16_atoe),
new_TestFixture(test_checksum_fletcher16_wrap_around),
}; };
EMB_UNIT_TESTCALLER(checksum_fletcher16_tests, NULL, NULL, fixtures); EMB_UNIT_TESTCALLER(checksum_fletcher16_tests, NULL, NULL, fixtures);

20
tests/unittests/tests-checksum/tests-checksum-fletcher32.c
View File

@ -14,6 +14,16 @@
#include "tests-checksum.h" #include "tests-checksum.h"
/* String is longer than 359 so it checks the wrap-around property of
* fletcher32 */
static const unsigned char wrap_around_data[] =
"AD3Awn4kb6FtcsyE0RU25U7f55Yncn3LP3oEx9Gl4qr7iDW7I8L6Pbw9jNnh0sE4DmCKuc"
"d1J8I34vn31W924y5GMS74vUrZQc08805aj4Tf66HgL1cO94os10V2s2GDQ825yNh9Yuq3"
"QHcA60xl31rdA7WskVtCXI7ruH1A4qaR6Uk454hm401lLmv2cGWt5KTJmr93d3JsGaRRPs"
"4HqYi4mFGowo8fWv48IcA3N89Z99nf0A0H2R6P0uI4Tir682Of3Rk78DUB2dIGQRRpdqVT"
"tLhgfET2gUGU65V3edSwADMqRttI9JPVz8JS37g5QZj4Ax56rU1u0m0K8YUs57UYG5645n"
"byNy4yqxu7";
static int calc_and_compare_checksum(const unsigned char *buf, size_t len, static int calc_and_compare_checksum(const unsigned char *buf, size_t len,
uint32_t expected) uint32_t expected)
{ {
@ -62,12 +72,22 @@ static void test_checksum_fletcher32_atof(void)
TEST_ASSERT(calc_and_compare_checksum(buf, sizeof(buf) - 1, expect)); TEST_ASSERT(calc_and_compare_checksum(buf, sizeof(buf) - 1, expect));
} }
static void test_checksum_fletcher32_wrap_around(void)
{
/* XXX: not verified with external implementation yet */
uint32_t expect = 0x5bac8c3d;
TEST_ASSERT(calc_and_compare_checksum(wrap_around_data,
sizeof(wrap_around_data) - 1, expect));
}
Test *tests_checksum_fletcher32_tests(void) Test *tests_checksum_fletcher32_tests(void)
{ {
EMB_UNIT_TESTFIXTURES(fixtures) { EMB_UNIT_TESTFIXTURES(fixtures) {
new_TestFixture(test_checksum_fletcher32_empty), new_TestFixture(test_checksum_fletcher32_empty),
new_TestFixture(test_checksum_fletcher32_0to1_undetected), new_TestFixture(test_checksum_fletcher32_0to1_undetected),
new_TestFixture(test_checksum_fletcher32_atof), new_TestFixture(test_checksum_fletcher32_atof),
new_TestFixture(test_checksum_fletcher32_wrap_around),
}; };
EMB_UNIT_TESTCALLER(checksum_fletcher32_tests, NULL, NULL, fixtures); EMB_UNIT_TESTCALLER(checksum_fletcher32_tests, NULL, NULL, fixtures);