Hash :
1b1e541d
Author :
Date :
2021-05-18T11:52:51
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#include "clar_libgit2.h"
#include "repository.h"
#include "git2/reflog.h"
#include "reflog.h"
#include "ref_helpers.h"
static const char *commit_id = "099fabac3a9ea935598528c27f866e34089c2eff";
static const char *refname = "refs/heads/master";
static const char *other_refname = "refs/heads/foo";
static const char *other_commit_id = "a65fedf39aefe402d3bb6e24df4d4f5fe4547750";
static git_repository *g_repo;
void test_refs_races__initialize(void)
{
g_repo = cl_git_sandbox_init("testrepo");
}
void test_refs_races__cleanup(void)
{
cl_git_sandbox_cleanup();
}
void test_refs_races__create_matching_zero_old(void)
{
git_reference *ref;
git_oid id, zero_id;
git_oid_fromstr(&id, commit_id);
git_oid_fromstr(&zero_id, "0000000000000000000000000000000000000000");
cl_git_fail(git_reference_create_matching(&ref, g_repo, refname, &id, 1, &zero_id, NULL));
git_reference_free(ref);
cl_git_pass(git_reference_create_matching(&ref, g_repo, other_refname, &id, 1, &zero_id, NULL));
git_reference_free(ref);
cl_git_fail(git_reference_create_matching(&ref, g_repo, other_refname, &id, 1, &zero_id, NULL));
git_reference_free(ref);
}
void test_refs_races__create_matching(void)
{
git_reference *ref, *ref2, *ref3;
git_oid id, other_id;
git_oid_fromstr(&id, commit_id);
git_oid_fromstr(&other_id, other_commit_id);
cl_git_fail_with(GIT_EMODIFIED, git_reference_create_matching(&ref, g_repo, refname, &other_id, 1, &other_id, NULL));
cl_git_pass(git_reference_lookup(&ref, g_repo, refname));
cl_git_pass(git_reference_create_matching(&ref2, g_repo, refname, &other_id, 1, &id, NULL));
cl_git_fail_with(GIT_EMODIFIED, git_reference_set_target(&ref3, ref, &other_id, NULL));
git_reference_free(ref);
git_reference_free(ref2);
git_reference_free(ref3);
}
void test_refs_races__symbolic_create_matching(void)
{
git_reference *ref, *ref2, *ref3;
git_oid id, other_id;
git_oid_fromstr(&id, commit_id);
git_oid_fromstr(&other_id, other_commit_id);
cl_git_fail_with(GIT_EMODIFIED, git_reference_symbolic_create_matching(&ref, g_repo, "HEAD", other_refname, 1, other_refname, NULL));
cl_git_pass(git_reference_lookup(&ref, g_repo, "HEAD"));
cl_git_pass(git_reference_symbolic_create_matching(&ref2, g_repo, "HEAD", other_refname, 1, NULL, refname));
cl_git_fail_with(GIT_EMODIFIED, git_reference_symbolic_set_target(&ref3, ref, other_refname, NULL));
git_reference_free(ref);
git_reference_free(ref2);
git_reference_free(ref3);
}
void test_refs_races__delete(void)
{
git_reference *ref, *ref2;
git_oid id, other_id;
git_oid_fromstr(&id, commit_id);
git_oid_fromstr(&other_id, other_commit_id);
/* We can delete a value that matches */
cl_git_pass(git_reference_lookup(&ref, g_repo, refname));
cl_git_pass(git_reference_delete(ref));
git_reference_free(ref);
/* We cannot delete a symbolic value that doesn't match */
cl_git_pass(git_reference_lookup(&ref, g_repo, "refs/symref"));
cl_git_pass(git_reference_symbolic_create_matching(&ref2, g_repo, "refs/symref", other_refname, 1, NULL, refname));
cl_git_fail_with(GIT_EMODIFIED, git_reference_delete(ref));
git_reference_free(ref);
git_reference_free(ref2);
cl_git_pass(git_reference_create(&ref, g_repo, refname, &id, 1, NULL));
git_reference_free(ref);
/* We cannot delete an oid value that doesn't match */
cl_git_pass(git_reference_lookup(&ref, g_repo, refname));
cl_git_pass(git_reference_create_matching(&ref2, g_repo, refname, &other_id, 1, &id, NULL));
cl_git_fail_with(GIT_EMODIFIED, git_reference_delete(ref));
git_reference_free(ref);
git_reference_free(ref2);
}
void test_refs_races__switch_oid_to_symbolic(void)
{
git_reference *ref, *ref2, *ref3;
git_oid id, other_id;
git_oid_fromstr(&id, commit_id);
git_oid_fromstr(&other_id, other_commit_id);
/* Removing a direct ref when it's currently symbolic should fail */
cl_git_pass(git_reference_lookup(&ref, g_repo, refname));
cl_git_pass(git_reference_symbolic_create(&ref2, g_repo, refname, other_refname, 1, NULL));
cl_git_fail_with(GIT_EMODIFIED, git_reference_delete(ref));
git_reference_free(ref);
git_reference_free(ref2);
cl_git_pass(git_reference_create(&ref, g_repo, refname, &id, 1, NULL));
git_reference_free(ref);
/* Updating a direct ref when it's currently symbolic should fail */
cl_git_pass(git_reference_lookup(&ref, g_repo, refname));
cl_git_pass(git_reference_symbolic_create(&ref2, g_repo, refname, other_refname, 1, NULL));
cl_git_fail_with(GIT_EMODIFIED, git_reference_set_target(&ref3, ref, &other_id, NULL));
git_reference_free(ref);
git_reference_free(ref2);
git_reference_free(ref3);
}
void test_refs_races__switch_symbolic_to_oid(void)
{
git_reference *ref, *ref2, *ref3;
git_oid id, other_id;
git_oid_fromstr(&id, commit_id);
git_oid_fromstr(&other_id, other_commit_id);
/* Removing a symbolic ref when it's currently direct should fail */
cl_git_pass(git_reference_lookup(&ref, g_repo, "refs/symref"));
cl_git_pass(git_reference_create(&ref2, g_repo, "refs/symref", &id, 1, NULL));
cl_git_fail_with(GIT_EMODIFIED, git_reference_delete(ref));
git_reference_free(ref);
git_reference_free(ref2);
cl_git_pass(git_reference_symbolic_create(&ref, g_repo, "refs/symref", refname, 1, NULL));
git_reference_free(ref);
/* Updating a symbolic ref when it's currently direct should fail */
cl_git_pass(git_reference_lookup(&ref, g_repo, "refs/symref"));
cl_git_pass(git_reference_create(&ref2, g_repo, "refs/symref", &id, 1, NULL));
cl_git_fail_with(GIT_EMODIFIED, git_reference_symbolic_set_target(&ref3, ref, other_refname, NULL));
git_reference_free(ref);
git_reference_free(ref2);
git_reference_free(ref3);
}