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https://git.proxmox.com/git/libgit2
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351 lines
12 KiB
C
351 lines
12 KiB
C
#include "clar_libgit2.h"
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#include "repository.h"
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#include "git2/reflog.h"
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#include "reflog.h"
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static const char *loose_tag_ref_name = "refs/tags/e90810b";
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static const char *packed_head_name = "refs/heads/packed";
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static const char *packed_test_head_name = "refs/heads/packed-test";
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static const char *ref_one_name = "refs/heads/one/branch";
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static const char *ref_one_name_new = "refs/heads/two/branch";
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static const char *ref_two_name = "refs/heads/two";
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static const char *ref_master_name = "refs/heads/master";
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static const char *ref_two_name_new = "refs/heads/two/two";
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static git_repository *g_repo;
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void test_refs_rename__initialize(void)
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{
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g_repo = cl_git_sandbox_init("testrepo");
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}
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void test_refs_rename__cleanup(void)
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{
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cl_git_sandbox_cleanup();
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}
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void test_refs_rename__loose(void)
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{
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// rename a loose reference
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git_reference *looked_up_ref, *another_looked_up_ref;
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git_buf temp_path = GIT_BUF_INIT;
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const char *new_name = "refs/tags/Nemo/knows/refs.kung-fu";
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/* Ensure the ref doesn't exist on the file system */
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cl_git_pass(git_buf_joinpath(&temp_path, g_repo->path_repository, new_name));
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cl_assert(!git_path_exists(temp_path.ptr));
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/* Retrieval of the reference to rename */
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cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, loose_tag_ref_name));
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/* ... which is indeed loose */
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cl_assert(git_reference_is_packed(looked_up_ref) == 0);
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/* Now that the reference is renamed... */
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cl_git_pass(git_reference_rename(looked_up_ref, new_name, 0));
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cl_assert_equal_s(looked_up_ref->name, new_name);
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/* ...It can't be looked-up with the old name... */
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cl_git_fail(git_reference_lookup(&another_looked_up_ref, g_repo, loose_tag_ref_name));
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/* ...but the new name works ok... */
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cl_git_pass(git_reference_lookup(&another_looked_up_ref, g_repo, new_name));
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cl_assert_equal_s(another_looked_up_ref->name, new_name);
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/* .. the ref is still loose... */
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cl_assert(git_reference_is_packed(another_looked_up_ref) == 0);
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cl_assert(git_reference_is_packed(looked_up_ref) == 0);
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/* ...and the ref can be found in the file system */
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cl_git_pass(git_buf_joinpath(&temp_path, g_repo->path_repository, new_name));
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cl_assert(git_path_exists(temp_path.ptr));
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git_reference_free(looked_up_ref);
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git_reference_free(another_looked_up_ref);
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git_buf_free(&temp_path);
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}
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void test_refs_rename__packed(void)
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{
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// rename a packed reference (should make it loose)
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git_reference *looked_up_ref, *another_looked_up_ref;
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git_buf temp_path = GIT_BUF_INIT;
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const char *brand_new_name = "refs/heads/brand_new_name";
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/* Ensure the ref doesn't exist on the file system */
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cl_git_pass(git_buf_joinpath(&temp_path, g_repo->path_repository, packed_head_name));
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cl_assert(!git_path_exists(temp_path.ptr));
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/* The reference can however be looked-up... */
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cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, packed_head_name));
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/* .. and it's packed */
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cl_assert(git_reference_is_packed(looked_up_ref) != 0);
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/* Now that the reference is renamed... */
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cl_git_pass(git_reference_rename(looked_up_ref, brand_new_name, 0));
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cl_assert_equal_s(looked_up_ref->name, brand_new_name);
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/* ...It can't be looked-up with the old name... */
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cl_git_fail(git_reference_lookup(&another_looked_up_ref, g_repo, packed_head_name));
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/* ...but the new name works ok... */
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cl_git_pass(git_reference_lookup(&another_looked_up_ref, g_repo, brand_new_name));
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cl_assert_equal_s(another_looked_up_ref->name, brand_new_name);
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/* .. the ref is no longer packed... */
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cl_assert(git_reference_is_packed(another_looked_up_ref) == 0);
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cl_assert(git_reference_is_packed(looked_up_ref) == 0);
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/* ...and the ref now happily lives in the file system */
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cl_git_pass(git_buf_joinpath(&temp_path, g_repo->path_repository, brand_new_name));
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cl_assert(git_path_exists(temp_path.ptr));
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git_reference_free(looked_up_ref);
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git_reference_free(another_looked_up_ref);
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git_buf_free(&temp_path);
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}
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void test_refs_rename__packed_doesnt_pack_others(void)
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{
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// renaming a packed reference does not pack another reference which happens to be in both loose and pack state
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git_reference *looked_up_ref, *another_looked_up_ref;
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git_buf temp_path = GIT_BUF_INIT;
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const char *brand_new_name = "refs/heads/brand_new_name";
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/* Ensure the other reference exists on the file system */
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cl_git_pass(git_buf_joinpath(&temp_path, g_repo->path_repository, packed_test_head_name));
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cl_assert(git_path_exists(temp_path.ptr));
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/* Lookup the other reference */
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cl_git_pass(git_reference_lookup(&another_looked_up_ref, g_repo, packed_test_head_name));
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/* Ensure it's loose */
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cl_assert(git_reference_is_packed(another_looked_up_ref) == 0);
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git_reference_free(another_looked_up_ref);
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/* Lookup the reference to rename */
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cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, packed_head_name));
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/* Ensure it's packed */
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cl_assert(git_reference_is_packed(looked_up_ref) != 0);
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/* Now that the reference is renamed... */
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cl_git_pass(git_reference_rename(looked_up_ref, brand_new_name, 0));
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/* Lookup the other reference */
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cl_git_pass(git_reference_lookup(&another_looked_up_ref, g_repo, packed_test_head_name));
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/* Ensure it's loose */
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cl_assert(git_reference_is_packed(another_looked_up_ref) == 0);
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/* Ensure the other ref still exists on the file system */
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cl_assert(git_path_exists(temp_path.ptr));
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git_reference_free(looked_up_ref);
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git_reference_free(another_looked_up_ref);
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git_buf_free(&temp_path);
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}
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void test_refs_rename__name_collision(void)
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{
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// can not rename a reference with the name of an existing reference
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git_reference *looked_up_ref;
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/* An existing reference... */
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cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, packed_head_name));
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/* Can not be renamed to the name of another existing reference. */
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cl_git_fail(git_reference_rename(looked_up_ref, packed_test_head_name, 0));
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git_reference_free(looked_up_ref);
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/* Failure to rename it hasn't corrupted its state */
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cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, packed_head_name));
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cl_assert_equal_s(looked_up_ref->name, packed_head_name);
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git_reference_free(looked_up_ref);
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}
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void test_refs_rename__invalid_name(void)
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{
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// can not rename a reference with an invalid name
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git_reference *looked_up_ref;
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/* An existing oid reference... */
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cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, packed_test_head_name));
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/* Can not be renamed with an invalid name. */
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cl_git_fail(git_reference_rename(looked_up_ref, "Hello! I'm a very invalid name.", 0));
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/* Can not be renamed outside of the refs hierarchy. */
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cl_git_fail(git_reference_rename(looked_up_ref, "i-will-sudo-you", 0));
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/* Failure to rename it hasn't corrupted its state */
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git_reference_free(looked_up_ref);
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cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, packed_test_head_name));
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cl_assert_equal_s(looked_up_ref->name, packed_test_head_name);
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git_reference_free(looked_up_ref);
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}
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void test_refs_rename__force_loose_packed(void)
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{
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// can force-rename a packed reference with the name of an existing loose and packed reference
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git_reference *looked_up_ref;
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git_oid oid;
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/* An existing reference... */
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cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, packed_head_name));
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git_oid_cpy(&oid, git_reference_oid(looked_up_ref));
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/* Can be force-renamed to the name of another existing reference. */
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cl_git_pass(git_reference_rename(looked_up_ref, packed_test_head_name, 1));
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git_reference_free(looked_up_ref);
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/* Check we actually renamed it */
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cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, packed_test_head_name));
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cl_assert_equal_s(looked_up_ref->name, packed_test_head_name);
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cl_assert(!git_oid_cmp(&oid, git_reference_oid(looked_up_ref)));
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git_reference_free(looked_up_ref);
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/* And that the previous one doesn't exist any longer */
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cl_git_fail(git_reference_lookup(&looked_up_ref, g_repo, packed_head_name));
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}
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void test_refs_rename__force_loose(void)
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{
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// can force-rename a loose reference with the name of an existing loose reference
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git_reference *looked_up_ref;
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git_oid oid;
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/* An existing reference... */
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cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, "refs/heads/br2"));
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git_oid_cpy(&oid, git_reference_oid(looked_up_ref));
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/* Can be force-renamed to the name of another existing reference. */
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cl_git_pass(git_reference_rename(looked_up_ref, "refs/heads/test", 1));
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git_reference_free(looked_up_ref);
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/* Check we actually renamed it */
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cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, "refs/heads/test"));
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cl_assert_equal_s(looked_up_ref->name, "refs/heads/test");
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cl_assert(!git_oid_cmp(&oid, git_reference_oid(looked_up_ref)));
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git_reference_free(looked_up_ref);
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/* And that the previous one doesn't exist any longer */
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cl_git_fail(git_reference_lookup(&looked_up_ref, g_repo, "refs/heads/br2"));
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git_reference_free(looked_up_ref);
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}
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void test_refs_rename__overwrite(void)
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{
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// can not overwrite name of existing reference
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git_reference *ref, *ref_one, *ref_one_new, *ref_two;
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git_oid id;
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cl_git_pass(git_reference_lookup(&ref, g_repo, ref_master_name));
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cl_assert(git_reference_type(ref) & GIT_REF_OID);
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git_oid_cpy(&id, git_reference_oid(ref));
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/* Create loose references */
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cl_git_pass(git_reference_create_oid(&ref_one, g_repo, ref_one_name, &id, 0));
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cl_git_pass(git_reference_create_oid(&ref_two, g_repo, ref_two_name, &id, 0));
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/* Pack everything */
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cl_git_pass(git_reference_packall(g_repo));
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/* Attempt to create illegal reference */
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cl_git_fail(git_reference_create_oid(&ref_one_new, g_repo, ref_one_name_new, &id, 0));
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/* Illegal reference couldn't be created so this is supposed to fail */
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cl_git_fail(git_reference_lookup(&ref_one_new, g_repo, ref_one_name_new));
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git_reference_free(ref);
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git_reference_free(ref_one);
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git_reference_free(ref_one_new);
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git_reference_free(ref_two);
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}
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void test_refs_rename__prefix(void)
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{
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// can be renamed to a new name prefixed with the old name
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git_reference *ref, *ref_two, *looked_up_ref;
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git_oid id;
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cl_git_pass(git_reference_lookup(&ref, g_repo, ref_master_name));
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cl_assert(git_reference_type(ref) & GIT_REF_OID);
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git_oid_cpy(&id, git_reference_oid(ref));
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/* Create loose references */
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cl_git_pass(git_reference_create_oid(&ref_two, g_repo, ref_two_name, &id, 0));
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/* An existing reference... */
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cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, ref_two_name));
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/* Can be rename to a new name starting with the old name. */
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cl_git_pass(git_reference_rename(looked_up_ref, ref_two_name_new, 0));
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git_reference_free(looked_up_ref);
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/* Check we actually renamed it */
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cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, ref_two_name_new));
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cl_assert_equal_s(looked_up_ref->name, ref_two_name_new);
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git_reference_free(looked_up_ref);
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cl_git_fail(git_reference_lookup(&looked_up_ref, g_repo, ref_two_name));
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git_reference_free(ref);
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git_reference_free(ref_two);
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git_reference_free(looked_up_ref);
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}
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void test_refs_rename__move_up(void)
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{
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// can move a reference to a upper reference hierarchy
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git_reference *ref, *ref_two, *looked_up_ref;
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git_oid id;
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cl_git_pass(git_reference_lookup(&ref, g_repo, ref_master_name));
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cl_assert(git_reference_type(ref) & GIT_REF_OID);
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git_oid_cpy(&id, git_reference_oid(ref));
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/* Create loose references */
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cl_git_pass(git_reference_create_oid(&ref_two, g_repo, ref_two_name_new, &id, 0));
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git_reference_free(ref_two);
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/* An existing reference... */
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cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, ref_two_name_new));
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/* Can be renamed upward the reference tree. */
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cl_git_pass(git_reference_rename(looked_up_ref, ref_two_name, 0));
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git_reference_free(looked_up_ref);
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/* Check we actually renamed it */
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cl_git_pass(git_reference_lookup(&looked_up_ref, g_repo, ref_two_name));
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cl_assert_equal_s(looked_up_ref->name, ref_two_name);
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git_reference_free(looked_up_ref);
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cl_git_fail(git_reference_lookup(&looked_up_ref, g_repo, ref_two_name_new));
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git_reference_free(ref);
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git_reference_free(looked_up_ref);
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}
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void test_refs_rename__propagate_eexists(void)
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{
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git_reference *ref;
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cl_git_pass(git_reference_lookup(&ref, g_repo, packed_head_name));
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cl_assert_equal_i(GIT_EEXISTS, git_reference_rename(ref, packed_test_head_name, 0));
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git_reference_free(ref);
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}
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