thodg/libgit2/tests-clar/refs/branches/create.c

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• Hash : 731df570
  Author :
  Date : 2012-04-04T15:57:19
  

  Add basic branch management API: git_branch_create(), git_branch_delete(), git_branch_list()

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• tests-clar/refs/branches/create.c

• #include "clar_libgit2.h"
  #include "refs.h"
  #include "branch.h"
  
  static git_repository *repo;
  static git_reference *fake_remote;
  static git_oid branch_target_oid;
  static git_object *target;
  
  void test_refs_branches_create__initialize(void)
  {
  	cl_fixture_sandbox("testrepo.git");
  	cl_git_pass(git_repository_open(&repo, "testrepo.git"));
  }
  
  void test_refs_branches_create__cleanup(void)
  {
  	git_object_free(target);
  	git_repository_free(repo);
  
  	cl_fixture_cleanup("testrepo.git");
  }
  
  static void retrieve_target_from_oid(git_object **object_out, git_repository *repo, const char *sha)
  {
  	git_oid oid;
  
  	cl_git_pass(git_oid_fromstr(&oid, sha));
  	cl_git_pass(git_object_lookup(object_out, repo, &oid, GIT_OBJ_ANY));
  }
  
  static void retrieve_known_commit(git_object **object, git_repository *repo)
  {
  	retrieve_target_from_oid(object, repo, "e90810b8df3e80c413d903f631643c716887138d");
  }
  
  #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_target_oid, repo, NEW_BRANCH_NAME, target, 0));
  	cl_git_pass(git_oid_cmp(&branch_target_oid, git_object_id(target)));
  }
  
  void test_refs_branches_create__creating_a_local_branch_triggers_the_creation_of_a_new_direct_reference(void)
  {
  	git_reference *branch;
  
  	retrieve_known_commit(&target, repo);
  
  	cl_git_fail(git_reference_lookup(&branch, repo, GIT_REFS_HEADS_DIR NEW_BRANCH_NAME));
  
  	cl_git_pass(git_branch_create(&branch_target_oid, repo, NEW_BRANCH_NAME, target, 0));
  
  	cl_git_pass(git_reference_lookup(&branch, repo, GIT_REFS_HEADS_DIR NEW_BRANCH_NAME));
  	cl_assert(git_reference_type(branch) == GIT_REF_OID);
  
  	git_reference_free(branch);
  }
  
  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_git_fail(git_branch_create(&branch_target_oid, 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_target_oid, repo, "br2", target, 1));
  	cl_git_pass(git_oid_cmp(&branch_target_oid, git_object_id(target)));
  }
  
  void test_refs_branches_create__can_not_create_a_branch_pointing_at_an_object_unknown_from_the_repository(void)
  {
  	git_repository *repo2;
  
  	/* Open another instance of the same repository */
  	cl_git_pass(git_repository_open(&repo2, cl_fixture("testrepo.git")));
  
  	/* Retrieve a commit object from this different repository */
  	retrieve_known_commit(&target, repo2);
  
  	cl_git_fail(git_branch_create(&branch_target_oid, repo, NEW_BRANCH_NAME, target, 0));
  
  	git_repository_free(repo2);
  }
  
  void test_refs_branches_create__creating_a_branch_targeting_a_tag_dereferences_it_to_its_commit(void)
  {
  	/* b25fa35 is a tag, pointing to another tag which points to a commit */
  	retrieve_target_from_oid(&target, repo, "b25fa35b38051e4ae45d4222e795f9df2e43f1d1");
  
  	cl_git_pass(git_branch_create(&branch_target_oid, repo, NEW_BRANCH_NAME, target, 0));
  	cl_git_pass(git_oid_streq(&branch_target_oid, "e90810b8df3e80c413d903f631643c716887138d"));
  }
  
  void test_refs_branches_create__can_not_create_a_branch_pointing_to_a_non_commit_object(void)
  {
  	/* 53fc32d is the tree of commit e90810b */
  	retrieve_target_from_oid(&target, repo, "53fc32d17276939fc79ed05badaef2db09990016");
  
  	cl_git_fail(git_branch_create(&branch_target_oid, repo, NEW_BRANCH_NAME, target, 0));
  	git_object_free(target);
  
  	/* 521d87c is an annotated tag pointing to a blob */
  	retrieve_target_from_oid(&target, repo, "521d87c1ec3aef9824daf6d96cc0ae3710766d91");
  
  	cl_git_fail(git_branch_create(&branch_target_oid, repo, NEW_BRANCH_NAME, target, 0));
  }
  

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