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Diffstat (limited to 'tests/libgit2/refs/branches/create.c')
-rw-r--r-- | tests/libgit2/refs/branches/create.c | 287 |
1 files changed, 287 insertions, 0 deletions
diff --git a/tests/libgit2/refs/branches/create.c b/tests/libgit2/refs/branches/create.c new file mode 100644 index 000000000..356bad48f --- /dev/null +++ b/tests/libgit2/refs/branches/create.c @@ -0,0 +1,287 @@ +#include "clar_libgit2.h" +#include "refs.h" +#include "path.h" + +static git_repository *repo; +static git_commit *target; +static git_reference *branch; + +void test_refs_branches_create__initialize(void) +{ + repo = cl_git_sandbox_init("testrepo.git"); + branch = NULL; + target = NULL; +} + +void test_refs_branches_create__cleanup(void) +{ + git_reference_free(branch); + branch = NULL; + + git_commit_free(target); + target = NULL; + + cl_git_sandbox_cleanup(); + repo = NULL; +} + +static void retrieve_target_from_oid(git_commit **out, git_repository *repo, const char *sha) +{ + git_object *obj; + + cl_git_pass(git_revparse_single(&obj, repo, sha)); + cl_git_pass(git_commit_lookup(out, repo, git_object_id(obj))); + git_object_free(obj); +} + +static void retrieve_known_commit(git_commit **commit, git_repository *repo) +{ + retrieve_target_from_oid(commit, repo, "e90810b8df3"); +} + +#define NEW_BRANCH_NAME "new-branch-on-the-block" + +void test_refs_branches_create__can_create_a_local_branch(void) +{ + retrieve_known_commit(&target, repo); + + cl_git_pass(git_branch_create(&branch, repo, NEW_BRANCH_NAME, target, 0)); + cl_git_pass(git_oid_cmp(git_reference_target(branch), git_commit_id(target))); +} + +void test_refs_branches_create__can_not_create_a_branch_if_its_name_collide_with_an_existing_one(void) +{ + retrieve_known_commit(&target, repo); + + cl_assert_equal_i(GIT_EEXISTS, git_branch_create(&branch, repo, "br2", target, 0)); +} + +void test_refs_branches_create__can_force_create_over_an_existing_branch(void) +{ + retrieve_known_commit(&target, repo); + + cl_git_pass(git_branch_create(&branch, repo, "br2", target, 1)); + cl_git_pass(git_oid_cmp(git_reference_target(branch), git_commit_id(target))); + cl_assert_equal_s("refs/heads/br2", git_reference_name(branch)); +} + +void test_refs_branches_create__cannot_force_create_over_current_branch_in_nonbare_repo(void) +{ + const git_oid *oid; + git_reference *branch2; + + /* Default repo for these tests is a bare repo, but this test requires a non-bare one */ + cl_git_sandbox_cleanup(); + repo = cl_git_sandbox_init("testrepo"); + retrieve_known_commit(&target, repo); + + cl_git_pass(git_branch_lookup(&branch2, repo, "master", GIT_BRANCH_LOCAL)); + cl_assert_equal_s("refs/heads/master", git_reference_name(branch2)); + cl_assert_equal_i(true, git_branch_is_head(branch2)); + oid = git_reference_target(branch2); + + cl_git_fail_with(-1, git_branch_create(&branch, repo, "master", target, 1)); + branch = NULL; + cl_git_pass(git_branch_lookup(&branch, repo, "master", GIT_BRANCH_LOCAL)); + cl_assert_equal_s("refs/heads/master", git_reference_name(branch)); + cl_git_pass(git_oid_cmp(git_reference_target(branch), oid)); + git_reference_free(branch2); +} + +void test_refs_branches_create__can_force_create_over_current_branch_in_bare_repo(void) +{ + const git_oid *oid; + git_reference *branch2; + retrieve_known_commit(&target, repo); + + cl_git_pass(git_branch_lookup(&branch2, repo, "master", GIT_BRANCH_LOCAL)); + cl_assert_equal_s("refs/heads/master", git_reference_name(branch2)); + cl_assert_equal_i(true, git_branch_is_head(branch2)); + oid = git_commit_id(target); + + cl_git_pass(git_branch_create(&branch, repo, "master", target, 1)); + git_reference_free(branch); + branch = NULL; + cl_git_pass(git_branch_lookup(&branch, repo, "master", GIT_BRANCH_LOCAL)); + cl_assert_equal_s("refs/heads/master", git_reference_name(branch)); + cl_git_pass(git_oid_cmp(git_reference_target(branch), oid)); + git_reference_free(branch2); +} + +void test_refs_branches_create__creating_a_branch_with_an_invalid_name_returns_EINVALIDSPEC(void) +{ + retrieve_known_commit(&target, repo); + + cl_assert_equal_i(GIT_EINVALIDSPEC, + git_branch_create(&branch, repo, "inv@{id", target, 0)); +} + +static void assert_branch_matches_name( + const char *expected, const char *lookup_as) +{ + git_reference *ref; + git_str b = GIT_STR_INIT; + + cl_git_pass(git_branch_lookup(&ref, repo, lookup_as, GIT_BRANCH_LOCAL)); + + cl_git_pass(git_str_sets(&b, "refs/heads/")); + cl_git_pass(git_str_puts(&b, expected)); + cl_assert_equal_s(b.ptr, git_reference_name(ref)); + + cl_git_pass( + git_oid_cmp(git_reference_target(ref), git_commit_id(target))); + + git_reference_free(ref); + git_str_dispose(&b); +} + +void test_refs_branches_create__can_create_branch_with_unicode(void) +{ + const char *nfc = "\xC3\x85\x73\x74\x72\xC3\xB6\x6D"; + const char *nfd = "\x41\xCC\x8A\x73\x74\x72\x6F\xCC\x88\x6D"; + const char *emoji = "\xF0\x9F\x8D\xB7"; + const char *names[] = { nfc, nfd, emoji }; + const char *alt[] = { nfd, nfc, NULL }; + const char *expected[] = { nfc, nfd, emoji }; + unsigned int i; + bool fs_decompose_unicode = + git_fs_path_does_decompose_unicode(git_repository_path(repo)); + + retrieve_known_commit(&target, repo); + + if (cl_repo_get_bool(repo, "core.precomposeunicode")) + expected[1] = nfc; + /* test decomp. because not all Mac filesystems decompose unicode */ + else if (fs_decompose_unicode) + expected[0] = nfd; + + for (i = 0; i < ARRAY_SIZE(names); ++i) { + const char *name; + cl_git_pass(git_branch_create( + &branch, repo, names[i], target, 0)); + cl_git_pass(git_oid_cmp( + git_reference_target(branch), git_commit_id(target))); + + cl_git_pass(git_branch_name(&name, branch)); + cl_assert_equal_s(expected[i], name); + assert_branch_matches_name(expected[i], names[i]); + if (fs_decompose_unicode && alt[i]) + assert_branch_matches_name(expected[i], alt[i]); + + cl_git_pass(git_branch_delete(branch)); + git_reference_free(branch); + branch = NULL; + } +} + +/** + * Verify that we can create a branch with a name that matches the + * namespace of a previously delete branch. + * + * git branch level_one/level_two + * git branch -D level_one/level_two + * git branch level_one + * + * We expect the delete to have deleted the files: + * ".git/refs/heads/level_one/level_two" + * ".git/logs/refs/heads/level_one/level_two" + * It may or may not have deleted the (now empty) + * containing directories. To match git.git behavior, + * the second create needs to implicilty delete the + * directories and create the new files. + * "refs/heads/level_one" + * "logs/refs/heads/level_one" + * + * We should not fail to create the branch or its + * reflog because of an obsolete namespace container + * directory. + */ +void test_refs_branches_create__name_vs_namespace(void) +{ + const char * name; + struct item { + const char *first; + const char *second; + }; + static const struct item item[] = { + { "level_one/level_two", "level_one" }, + { "a/b/c/d/e", "a/b/c/d" }, + { "ss/tt/uu/vv/ww", "ss" }, + /* And one test case that is deeper. */ + { "xx1/xx2/xx3/xx4", "xx1/xx2/xx3/xx4/xx5/xx6" }, + { NULL, NULL }, + }; + const struct item *p; + + retrieve_known_commit(&target, repo); + + for (p=item; p->first; p++) { + cl_git_pass(git_branch_create(&branch, repo, p->first, target, 0)); + cl_git_pass(git_oid_cmp(git_reference_target(branch), git_commit_id(target))); + cl_git_pass(git_branch_name(&name, branch)); + cl_assert_equal_s(name, p->first); + + cl_git_pass(git_branch_delete(branch)); + git_reference_free(branch); + branch = NULL; + + cl_git_pass(git_branch_create(&branch, repo, p->second, target, 0)); + git_reference_free(branch); + branch = NULL; + } +} + +/** + * We still need to fail if part of the namespace is + * still in use. + */ +void test_refs_branches_create__name_vs_namespace_fail(void) +{ + const char * name; + struct item { + const char *first; + const char *first_alternate; + const char *second; + }; + static const struct item item[] = { + { "level_one/level_two", "level_one/alternate", "level_one" }, + { "a/b/c/d/e", "a/b/c/d/alternate", "a/b/c/d" }, + { "ss/tt/uu/vv/ww", "ss/alternate", "ss" }, + { NULL, NULL, NULL }, + }; + const struct item *p; + + retrieve_known_commit(&target, repo); + + for (p=item; p->first; p++) { + cl_git_pass(git_branch_create(&branch, repo, p->first, target, 0)); + cl_git_pass(git_oid_cmp(git_reference_target(branch), git_commit_id(target))); + cl_git_pass(git_branch_name(&name, branch)); + cl_assert_equal_s(name, p->first); + + cl_git_pass(git_branch_delete(branch)); + git_reference_free(branch); + branch = NULL; + + cl_git_pass(git_branch_create(&branch, repo, p->first_alternate, target, 0)); + cl_git_pass(git_oid_cmp(git_reference_target(branch), git_commit_id(target))); + cl_git_pass(git_branch_name(&name, branch)); + cl_assert_equal_s(name, p->first_alternate); + + /* we do not delete the alternate. */ + git_reference_free(branch); + branch = NULL; + + cl_git_fail(git_branch_create(&branch, repo, p->second, target, 0)); + git_reference_free(branch); + branch = NULL; + } +} + +void test_refs_branches_create__error_when_create_branch_with_invalid_name(void) +{ + retrieve_known_commit(&target, repo); + + cl_git_fail(git_branch_create(&branch, repo, "HEAD", target, 0)); + cl_git_fail(git_branch_create(&branch, repo, "-dash", target, 0)); +} |