thodg/libgit2/tests/refs/races.c

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• Hash : 15284a2c
  Author :
  Date : 2014-02-10T14:52:28
  

  refs: move current_id before the reflog parameters Keep the reflog parameters as the last two, as they're the optional parameters.

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• tests/refs/races.c

• #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(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, 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, NULL));
  	cl_git_fail_with(GIT_EMODIFIED, git_reference_set_target(&ref3, ref, &other_id, NULL, 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, 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, NULL, refname));
  	cl_git_fail_with(GIT_EMODIFIED, git_reference_symbolic_set_target(&ref3, ref, other_refname, NULL, 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, "HEAD"));
  	cl_git_pass(git_reference_symbolic_create_matching(&ref2, g_repo, "HEAD", other_refname, 1, NULL, 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, 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, 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, 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, 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, NULL));
  	cl_git_fail_with(GIT_EMODIFIED, git_reference_set_target(&ref3, ref, &other_id, NULL, 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, "HEAD"));
  	cl_git_pass(git_reference_create(&ref2, g_repo, "HEAD", &id, 1, NULL, 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, "HEAD", refname, 1, NULL, 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, "HEAD"));
  	cl_git_pass(git_reference_create(&ref2, g_repo, "HEAD", &id, 1, NULL, NULL));
  	cl_git_fail_with(GIT_EMODIFIED, git_reference_symbolic_set_target(&ref3, ref, other_refname, NULL, NULL));
  
  	git_reference_free(ref);
  	git_reference_free(ref2);
  	git_reference_free(ref3);
  }
  

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