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

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• Hash : 0c78f685
  Author :
  Date : 2012-10-06T10:41:53
  

  branch: introduce git_branch_is_head()

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• tests-clar/refs/branches/ishead.c

• #include "clar_libgit2.h"
  #include "refs.h"
  
  static git_repository *repo;
  static git_reference *branch;
  
  void test_refs_branches_ishead__initialize(void)
  {
  	cl_git_pass(git_repository_open(&repo, cl_fixture("testrepo.git")));
  }
  
  void test_refs_branches_ishead__cleanup(void)
  {
  	git_reference_free(branch);
  	git_repository_free(repo);
  }
  
  void test_refs_branches_ishead__can_tell_if_a_branch_is_pointed_at_by_HEAD(void)
  {
  	cl_git_pass(git_reference_lookup(&branch, repo, "refs/heads/master"));
  
  	cl_assert_equal_i(true, git_branch_is_head(branch));
  }
  
  void test_refs_branches_ishead__can_tell_if_a_branch_is_not_pointed_at_by_HEAD(void)
  {
  	cl_git_pass(git_reference_lookup(&branch, repo, "refs/heads/br2"));
  
  	cl_assert_equal_i(false, git_branch_is_head(branch));
  }
  
  void test_refs_branches_ishead__wont_be_fooled_by_a_non_branch(void)
  {
  	cl_git_pass(git_reference_lookup(&branch, repo, "refs/tags/e90810b"));
  
  	cl_assert_equal_i(false, git_branch_is_head(branch));
  }
  
  /*
   * $ git init .
   * Initialized empty Git repository in d:/temp/tempee/.git/
   * 
   * $ touch a && git add a
   * $ git commit -m" boom"
   * [master (root-commit) b47b758]  boom
   *  0 files changed
   *  create mode 100644 a
   * 
   * $ echo "ref: refs/heads/master" > .git/refs/heads/linked
   * $ echo "ref: refs/heads/linked" > .git/refs/heads/super
   * $ echo "ref: refs/heads/super" > .git/HEAD
   * 
   * $ git branch
   *   linked -> master
   * * master
   *   super -> master
   */
  void test_refs_branches_ishead__only_direct_references_are_considered(void)
  {
  	git_reference *linked, *super, *head;
  
  	git_repository_free(repo);
  	repo = cl_git_sandbox_init("testrepo.git");
  
  	cl_git_pass(git_reference_create_symbolic(&linked, repo, "refs/heads/linked", "refs/heads/master", 0));
  	cl_git_pass(git_reference_create_symbolic(&super, repo, "refs/heads/super", "refs/heads/linked", 0));
  	cl_git_pass(git_reference_create_symbolic(&head, repo, GIT_HEAD_FILE, "refs/heads/super", 1));
  
  	cl_assert_equal_i(false, git_branch_is_head(linked));
  	cl_assert_equal_i(false, git_branch_is_head(super));
  
  	cl_git_pass(git_repository_head(&branch, repo));
  	cl_assert_equal_s("refs/heads/master", git_reference_name(branch));
  
  	git_reference_free(linked);
  	git_reference_free(super);
  	git_reference_free(head);
  	cl_git_sandbox_cleanup();
  	repo = NULL;
  }
  

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