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#include "clar_libgit2.h"
#include "hash.h"
#define FIXTURE_DIR "sha1"
void test_core_sha1__initialize(void)
{
cl_fixture_sandbox(FIXTURE_DIR);
}
void test_core_sha1__cleanup(void)
{
cl_fixture_cleanup(FIXTURE_DIR);
}
static int sha1_file(git_oid *oid, const char *filename)
{
git_hash_ctx ctx;
char buf[2048];
int fd, ret;
ssize_t read_len;
fd = p_open(filename, O_RDONLY);
cl_assert(fd >= 0);
cl_git_pass(git_hash_ctx_init(&ctx));
while ((read_len = p_read(fd, buf, 2048)) > 0)
cl_git_pass(git_hash_update(&ctx, buf, (size_t)read_len));
cl_assert_equal_i(0, read_len);
p_close(fd);
ret = git_hash_final(oid, &ctx);
git_hash_ctx_cleanup(&ctx);
return ret;
}
void test_core_sha1__sum(void)
{
git_oid oid, expected;
cl_git_pass(sha1_file(&oid, FIXTURE_DIR "/hello_c"));
git_oid_fromstr(&expected, "4e72679e3ea4d04e0c642f029e61eb8056c7ed94");
cl_assert_equal_oid(&expected, &oid);
}
/* test that sha1 collision detection works when enabled */
void test_core_sha1__detect_collision_attack(void)
{
git_oid oid, expected;
#ifdef GIT_SHA1_COLLISIONDETECT
GIT_UNUSED(&expected);
cl_git_fail(sha1_file(&oid, FIXTURE_DIR "/shattered-1.pdf"));
cl_assert_equal_s("SHA1 collision attack detected", git_error_last()->message);
#else
cl_git_pass(sha1_file(&oid, FIXTURE_DIR "/shattered-1.pdf"));
git_oid_fromstr(&expected, "38762cf7f55934b34d179ae6a4c80cadccbb7f0a");
cl_assert_equal_oid(&expected, &oid);
#endif
}
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