diff options
Diffstat (limited to 'tests/util/integer.c')
| -rw-r--r-- | tests/util/integer.c | 253 |
1 files changed, 253 insertions, 0 deletions
diff --git a/tests/util/integer.c b/tests/util/integer.c new file mode 100644 index 0000000..2226ab4 --- /dev/null +++ b/tests/util/integer.c @@ -0,0 +1,253 @@ +#include "clar_libgit2.h" + +void test_integer__multiply_int64_no_overflow(void) +{ +#if !defined(git__multiply_int64_overflow) + int64_t result = 0; + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x0), INT64_C(0x0))); + cl_assert_equal_i(result, INT64_C(0x0)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x0), INT64_C(0x1))); + cl_assert_equal_i(result, INT64_C(0x0)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x0), INT64_C(-0x1))); + cl_assert_equal_i(result, INT64_C(0x0)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x0), INT64_C(0x2))); + cl_assert_equal_i(result, INT64_C(0x0)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x0), INT64_C(-0x2))); + cl_assert_equal_i(result, INT64_C(0x0)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x0), INT64_C(0x7ffffffffffffff))); + cl_assert_equal_i(result, INT64_C(0x0)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x0), INT64_C(-0x7ffffffffffffff))); + cl_assert_equal_i(result, INT64_C(0x0)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x0), INT64_C(0x800000000000000))); + cl_assert_equal_i(result, INT64_C(0x0)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x0), INT64_C(-0x800000000000000))); + cl_assert_equal_i(result, INT64_C(0x0)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x0), INT64_C(0x7fffffffffffffff))); + cl_assert_equal_i(result, INT64_C(0x0)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x0), INT64_C(-0x7fffffffffffffff))); + cl_assert_equal_i(result, INT64_C(0x0)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x0), INT64_C(-0x8000000000000000))); + cl_assert_equal_i(result, INT64_C(0x0)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x1), INT64_C(0x0))); + cl_assert_equal_i(result, INT64_C(0x0)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x1), INT64_C(0x1))); + cl_assert_equal_i(result, INT64_C(0x1)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x1), INT64_C(-0x1))); + cl_assert_equal_i(result, INT64_C(-0x1)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x1), INT64_C(0x2))); + cl_assert_equal_i(result, INT64_C(0x2)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x1), INT64_C(-0x2))); + cl_assert_equal_i(result, INT64_C(-0x2)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x1), INT64_C(0x7ffffffffffffff))); + cl_assert_equal_i(result, INT64_C(0x7ffffffffffffff)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x1), INT64_C(-0x7ffffffffffffff))); + cl_assert_equal_i(result, INT64_C(-0x7ffffffffffffff)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x1), INT64_C(0x800000000000000))); + cl_assert_equal_i(result, INT64_C(0x800000000000000)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x1), INT64_C(-0x800000000000000))); + cl_assert_equal_i(result, INT64_C(-0x800000000000000)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x1), INT64_C(0x7fffffffffffffff))); + cl_assert_equal_i(result, INT64_C(0x7fffffffffffffff)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x1), INT64_C(-0x7fffffffffffffff))); + cl_assert_equal_i(result, INT64_C(-0x7fffffffffffffff)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x1), INT64_C(0x0))); + cl_assert_equal_i(result, INT64_C(0x0)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x1), INT64_C(0x1))); + cl_assert_equal_i(result, INT64_C(-0x1)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x1), INT64_C(-0x1))); + cl_assert_equal_i(result, INT64_C(0x1)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x1), INT64_C(0x2))); + cl_assert_equal_i(result, INT64_C(-0x2)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x1), INT64_C(-0x2))); + cl_assert_equal_i(result, INT64_C(0x2)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x1), INT64_C(0x7ffffffffffffff))); + cl_assert_equal_i(result, INT64_C(-0x7ffffffffffffff)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x1), INT64_C(-0x7ffffffffffffff))); + cl_assert_equal_i(result, INT64_C(0x7ffffffffffffff)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x1), INT64_C(0x800000000000000))); + cl_assert_equal_i(result, INT64_C(-0x800000000000000)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x1), INT64_C(-0x800000000000000))); + cl_assert_equal_i(result, INT64_C(0x800000000000000)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x1), INT64_C(0x7fffffffffffffff))); + cl_assert_equal_i(result, INT64_C(-0x7fffffffffffffff)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x1), INT64_C(-0x7fffffffffffffff))); + cl_assert_equal_i(result, INT64_C(0x7fffffffffffffff)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x2), INT64_C(0x0))); + cl_assert_equal_i(result, INT64_C(0x0)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x2), INT64_C(0x1))); + cl_assert_equal_i(result, INT64_C(0x2)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x2), INT64_C(-0x1))); + cl_assert_equal_i(result, INT64_C(-0x2)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x2), INT64_C(0x2))); + cl_assert_equal_i(result, INT64_C(0x4)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x2), INT64_C(-0x2))); + cl_assert_equal_i(result, INT64_C(-0x4)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x2), INT64_C(0x7ffffffffffffff))); + cl_assert_equal_i(result, INT64_C(0xffffffffffffffe)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x2), INT64_C(-0x7ffffffffffffff))); + cl_assert_equal_i(result, INT64_C(-0xffffffffffffffe)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x2), INT64_C(0x800000000000000))); + cl_assert_equal_i(result, INT64_C(0x1000000000000000)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x2), INT64_C(-0x800000000000000))); + cl_assert_equal_i(result, INT64_C(-0x1000000000000000)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x2), INT64_C(0x0))); + cl_assert_equal_i(result, INT64_C(0x0)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x2), INT64_C(0x1))); + cl_assert_equal_i(result, INT64_C(-0x2)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x2), INT64_C(-0x1))); + cl_assert_equal_i(result, INT64_C(0x2)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x2), INT64_C(0x2))); + cl_assert_equal_i(result, INT64_C(-0x4)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x2), INT64_C(-0x2))); + cl_assert_equal_i(result, INT64_C(0x4)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x2), INT64_C(0x7ffffffffffffff))); + cl_assert_equal_i(result, INT64_C(-0xffffffffffffffe)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x2), INT64_C(-0x7ffffffffffffff))); + cl_assert_equal_i(result, INT64_C(0xffffffffffffffe)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x2), INT64_C(0x800000000000000))); + cl_assert_equal_i(result, INT64_C(-0x1000000000000000)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x2), INT64_C(-0x800000000000000))); + cl_assert_equal_i(result, INT64_C(0x1000000000000000)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x2), INT64_C(-0x4000000000000000))); + cl_assert_equal_i(result, INT64_C(-0x8000000000000000)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x7ffffffffffffff), INT64_C(0x0))); + cl_assert_equal_i(result, INT64_C(0x0)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x7ffffffffffffff), INT64_C(0x1))); + cl_assert_equal_i(result, INT64_C(0x7ffffffffffffff)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x7ffffffffffffff), INT64_C(-0x1))); + cl_assert_equal_i(result, INT64_C(-0x7ffffffffffffff)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x7ffffffffffffff), INT64_C(0x2))); + cl_assert_equal_i(result, INT64_C(0xffffffffffffffe)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x7ffffffffffffff), INT64_C(-0x2))); + cl_assert_equal_i(result, INT64_C(-0xffffffffffffffe)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x7ffffffffffffff), INT64_C(0x0))); + cl_assert_equal_i(result, INT64_C(0x0)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x7ffffffffffffff), INT64_C(0x1))); + cl_assert_equal_i(result, INT64_C(-0x7ffffffffffffff)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x7ffffffffffffff), INT64_C(-0x1))); + cl_assert_equal_i(result, INT64_C(0x7ffffffffffffff)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x7ffffffffffffff), INT64_C(0x2))); + cl_assert_equal_i(result, INT64_C(-0xffffffffffffffe)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x7ffffffffffffff), INT64_C(-0x2))); + cl_assert_equal_i(result, INT64_C(0xffffffffffffffe)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x800000000000000), INT64_C(0x0))); + cl_assert_equal_i(result, INT64_C(0x0)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x800000000000000), INT64_C(0x1))); + cl_assert_equal_i(result, INT64_C(0x800000000000000)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x800000000000000), INT64_C(-0x1))); + cl_assert_equal_i(result, INT64_C(-0x800000000000000)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x800000000000000), INT64_C(0x2))); + cl_assert_equal_i(result, INT64_C(0x1000000000000000)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x800000000000000), INT64_C(-0x2))); + cl_assert_equal_i(result, INT64_C(-0x1000000000000000)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x800000000000000), INT64_C(0x0))); + cl_assert_equal_i(result, INT64_C(0x0)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x800000000000000), INT64_C(0x1))); + cl_assert_equal_i(result, INT64_C(-0x800000000000000)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x800000000000000), INT64_C(-0x1))); + cl_assert_equal_i(result, INT64_C(0x800000000000000)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x800000000000000), INT64_C(0x2))); + cl_assert_equal_i(result, INT64_C(-0x1000000000000000)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x800000000000000), INT64_C(-0x2))); + cl_assert_equal_i(result, INT64_C(0x1000000000000000)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x7fffffffffffffff), INT64_C(0x0))); + cl_assert_equal_i(result, INT64_C(0x0)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x7fffffffffffffff), INT64_C(0x1))); + cl_assert_equal_i(result, INT64_C(0x7fffffffffffffff)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(0x7fffffffffffffff), INT64_C(-0x1))); + cl_assert_equal_i(result, INT64_C(-0x7fffffffffffffff)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x4000000000000000), INT64_C(0x2))); + cl_assert_equal_i(result, INT64_C(-0x8000000000000000)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x7fffffffffffffff), INT64_C(0x0))); + cl_assert_equal_i(result, INT64_C(0x0)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x7fffffffffffffff), INT64_C(0x1))); + cl_assert_equal_i(result, INT64_C(-0x7fffffffffffffff)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x7fffffffffffffff), INT64_C(-0x1))); + cl_assert_equal_i(result, INT64_C(0x7fffffffffffffff)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x8000000000000000), INT64_C(0x0))); + cl_assert_equal_i(result, INT64_C(0x0)); +#endif +} + +void test_integer__multiply_int64_overflow(void) +{ +#if !defined(git__multiply_int64_overflow) + int64_t result = 0; + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x2), INT64_C(0x4000000000000000))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x2), INT64_C(0x7fffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x2), INT64_C(-0x7fffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x2), INT64_C(-0x8000000000000000))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x2), INT64_C(0x7fffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x2), INT64_C(-0x7fffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x2), INT64_C(-0x8000000000000000))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x7ffffffffffffff), INT64_C(0x7ffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x7ffffffffffffff), INT64_C(-0x7ffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x7ffffffffffffff), INT64_C(0x800000000000000))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x7ffffffffffffff), INT64_C(-0x800000000000000))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x7ffffffffffffff), INT64_C(0x7fffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x7ffffffffffffff), INT64_C(-0x7fffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x7ffffffffffffff), INT64_C(-0x8000000000000000))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x7ffffffffffffff), INT64_C(0x7ffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x7ffffffffffffff), INT64_C(-0x7ffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x7ffffffffffffff), INT64_C(0x800000000000000))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x7ffffffffffffff), INT64_C(-0x800000000000000))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x7ffffffffffffff), INT64_C(0x7fffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x7ffffffffffffff), INT64_C(-0x7fffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x7ffffffffffffff), INT64_C(-0x8000000000000000))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x800000000000000), INT64_C(0x7ffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x800000000000000), INT64_C(-0x7ffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x800000000000000), INT64_C(0x800000000000000))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x800000000000000), INT64_C(-0x800000000000000))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x800000000000000), INT64_C(0x7fffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x800000000000000), INT64_C(-0x7fffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x800000000000000), INT64_C(-0x8000000000000000))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x800000000000000), INT64_C(0x7ffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x800000000000000), INT64_C(-0x7ffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x800000000000000), INT64_C(0x800000000000000))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x800000000000000), INT64_C(-0x800000000000000))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x800000000000000), INT64_C(0x7fffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x800000000000000), INT64_C(-0x7fffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x800000000000000), INT64_C(-0x8000000000000000))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x4000000000000000), INT64_C(0x2))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x7fffffffffffffff), INT64_C(0x2))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x7fffffffffffffff), INT64_C(-0x2))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x7fffffffffffffff), INT64_C(0x7ffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x7fffffffffffffff), INT64_C(-0x7ffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x7fffffffffffffff), INT64_C(0x800000000000000))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x7fffffffffffffff), INT64_C(-0x800000000000000))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x7fffffffffffffff), INT64_C(0x7fffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x7fffffffffffffff), INT64_C(-0x7fffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x7fffffffffffffff), INT64_C(-0x8000000000000000))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x7fffffffffffffff), INT64_C(0x2))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x7fffffffffffffff), INT64_C(-0x2))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x7fffffffffffffff), INT64_C(0x7ffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x7fffffffffffffff), INT64_C(-0x7ffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x7fffffffffffffff), INT64_C(0x800000000000000))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x7fffffffffffffff), INT64_C(-0x800000000000000))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x7fffffffffffffff), INT64_C(0x7fffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x7fffffffffffffff), INT64_C(-0x7fffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x7fffffffffffffff), INT64_C(-0x8000000000000000))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x8000000000000000), INT64_C(0x2))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x8000000000000000), INT64_C(-0x2))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x8000000000000000), INT64_C(0x7ffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x8000000000000000), INT64_C(-0x7ffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x8000000000000000), INT64_C(0x800000000000000))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x8000000000000000), INT64_C(-0x800000000000000))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x8000000000000000), INT64_C(0x7fffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x8000000000000000), INT64_C(-0x7fffffffffffffff))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x8000000000000000), INT64_C(-0x8000000000000000))); +#endif +} + +void test_integer__multiply_int64_edge_cases(void) +{ +#if !defined(git__multiply_int64_overflow) + int64_t result = 0; + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x8000000000000000), INT64_C(-0x1))); + cl_assert_equal_i(result, INT64_C(-0x8000000000000000)); + cl_assert(!git__multiply_int64_overflow(&result, INT64_C(-0x1), INT64_C(-0x8000000000000000))); + cl_assert_equal_i(result, INT64_C(-0x8000000000000000)); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(0x1), INT64_C(-0x8000000000000000))); + cl_assert(git__multiply_int64_overflow(&result, INT64_C(-0x8000000000000000), INT64_C(0x1))); +#endif +} |