thodg/libgit2/tests/merge/trees/trivial.c

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• Hash : 5aa2ac6d
  Author :
  Date : 2014-03-11T22:47:39
  

  Update git_merge_tree_opts to git_merge_options

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• tests/merge/trees/trivial.c

• #include "clar_libgit2.h"
  #include "git2/repository.h"
  #include "git2/merge.h"
  #include "merge.h"
  #include "../merge_helpers.h"
  #include "refs.h"
  #include "fileops.h"
  #include "git2/sys/index.h"
  
  static git_repository *repo;
  
  #define TEST_REPO_PATH "merge-resolve"
  #define TEST_INDEX_PATH TEST_REPO_PATH "/.git/index"
  
  
  // Fixture setup and teardown
  void test_merge_trees_trivial__initialize(void)
  {
  	repo = cl_git_sandbox_init(TEST_REPO_PATH);
  }
  
  void test_merge_trees_trivial__cleanup(void)
  {
  	cl_git_sandbox_cleanup();
  }
  
  
  static int merge_trivial(git_index **index, const char *ours, const char *theirs)
  {
  	git_commit *our_commit, *their_commit, *ancestor_commit;
  	git_tree *our_tree, *their_tree, *ancestor_tree;
  	git_oid our_oid, their_oid, ancestor_oid;
  	git_buf branch_buf = GIT_BUF_INIT;
  	git_merge_options opts = GIT_MERGE_OPTIONS_INIT;
  
  	git_buf_printf(&branch_buf, "%s%s", GIT_REFS_HEADS_DIR, ours);
  	cl_git_pass(git_reference_name_to_id(&our_oid, repo, branch_buf.ptr));
  	cl_git_pass(git_commit_lookup(&our_commit, repo, &our_oid));
  
  	git_buf_clear(&branch_buf);
  	git_buf_printf(&branch_buf, "%s%s", GIT_REFS_HEADS_DIR, theirs);
  	cl_git_pass(git_reference_name_to_id(&their_oid, repo, branch_buf.ptr));
  	cl_git_pass(git_commit_lookup(&their_commit, repo, &their_oid));
  
  	cl_git_pass(git_merge_base(&ancestor_oid, repo, git_commit_id(our_commit), git_commit_id(their_commit)));
  	cl_git_pass(git_commit_lookup(&ancestor_commit, repo, &ancestor_oid));
  
  	cl_git_pass(git_commit_tree(&ancestor_tree, ancestor_commit));
  	cl_git_pass(git_commit_tree(&our_tree, our_commit));
  	cl_git_pass(git_commit_tree(&their_tree, their_commit));
  
  	cl_git_pass(git_merge_trees(index, repo, ancestor_tree, our_tree, their_tree, &opts));
  
  	git_buf_free(&branch_buf);
  	git_tree_free(our_tree);
  	git_tree_free(their_tree);
  	git_tree_free(ancestor_tree);
  	git_commit_free(our_commit);
  	git_commit_free(their_commit);
  	git_commit_free(ancestor_commit);
  
  	return 0;
  }
  
  static int merge_trivial_conflict_entrycount(git_index *index)
  {
  	const git_index_entry *entry;
  	int count = 0;
  	size_t i;
  
  	for (i = 0; i < git_index_entrycount(index); i++) {
  		cl_assert(entry = git_index_get_byindex(index, i));
  
  		if (git_index_entry_stage(entry) > 0)
  			count++;
  	}
  
  	return count;
  }
  
  /* 2ALT: ancest:(empty)+, head:*empty*, remote:remote = result:remote */
  void test_merge_trees_trivial__2alt(void)
  {
  	git_index *result;
  	const git_index_entry *entry;
  
  	cl_git_pass(merge_trivial(&result, "trivial-2alt", "trivial-2alt-branch"));
  
  	cl_assert(entry = git_index_get_bypath(result, "new-in-branch.txt", 0));
  	cl_assert(git_index_reuc_entrycount(result) == 0);
  	cl_assert(merge_trivial_conflict_entrycount(result) == 0);
  
  	git_index_free(result);
  }
  
  /* 3ALT: ancest:(empty)+, head:head, remote:*empty* = result:head */
  void test_merge_trees_trivial__3alt(void)
  {
  	git_index *result;
  	const git_index_entry *entry;
  
  	cl_git_pass(merge_trivial(&result, "trivial-3alt", "trivial-3alt-branch"));
  
  	cl_assert(entry = git_index_get_bypath(result, "new-in-3alt.txt", 0));
  	cl_assert(git_index_reuc_entrycount(result) == 0);
  	cl_assert(merge_trivial_conflict_entrycount(result) == 0);
  
  	git_index_free(result);
  }
  
  /* 4: ancest:(empty)^, head:head, remote:remote = result:no merge */
  void test_merge_trees_trivial__4(void)
  {
  	git_index *result;
  	const git_index_entry *entry;
  
  	cl_git_pass(merge_trivial(&result, "trivial-4", "trivial-4-branch"));
  
  	cl_assert((entry = git_index_get_bypath(result, "new-and-different.txt", 0)) == NULL);
  	cl_assert(git_index_reuc_entrycount(result) == 0);
  
  	cl_assert(merge_trivial_conflict_entrycount(result) == 2);
  	cl_assert(entry = git_index_get_bypath(result, "new-and-different.txt", 2));
  	cl_assert(entry = git_index_get_bypath(result, "new-and-different.txt", 3));
  
  	git_index_free(result);
  }
  
  /* 5ALT: ancest:*, head:head, remote:head = result:head */
  void test_merge_trees_trivial__5alt_1(void)
  {
  	git_index *result;
  	const git_index_entry *entry;
  
  	cl_git_pass(merge_trivial(&result, "trivial-5alt-1", "trivial-5alt-1-branch"));
  
  	cl_assert(entry = git_index_get_bypath(result, "new-and-same.txt", 0));
  	cl_assert(git_index_reuc_entrycount(result) == 0);
  	cl_assert(merge_trivial_conflict_entrycount(result) == 0);
  
  	git_index_free(result);
  }
  
  /* 5ALT: ancest:*, head:head, remote:head = result:head */
  void test_merge_trees_trivial__5alt_2(void)
  {
  	git_index *result;
  	const git_index_entry *entry;
  
  	cl_git_pass(merge_trivial(&result, "trivial-5alt-2", "trivial-5alt-2-branch"));
  
  	cl_assert(entry = git_index_get_bypath(result, "modified-to-same.txt", 0));
  	cl_assert(git_index_reuc_entrycount(result) == 0);
  	cl_assert(merge_trivial_conflict_entrycount(result) == 0);
  
  	git_index_free(result);
  }
  
  /* 6: ancest:ancest+, head:(empty), remote:(empty) = result:no merge */
  void test_merge_trees_trivial__6(void)
  {
  	git_index *result;
  	const git_index_entry *entry;
  	const git_index_reuc_entry *reuc;
  
  	cl_git_pass(merge_trivial(&result, "trivial-6", "trivial-6-branch"));
  
  	cl_assert((entry = git_index_get_bypath(result, "removed-in-both.txt", 0)) == NULL);
  	cl_assert(git_index_reuc_entrycount(result) == 1);
  	cl_assert(reuc = git_index_reuc_get_bypath(result, "removed-in-both.txt"));
  
  	cl_assert(merge_trivial_conflict_entrycount(result) == 0);
  
  	git_index_free(result);
  }
  
  /* 8: ancest:ancest^, head:(empty), remote:ancest = result:no merge */
  void test_merge_trees_trivial__8(void)
  {
  	git_index *result;
  	const git_index_entry *entry;
  	const git_index_reuc_entry *reuc;
  
  	cl_git_pass(merge_trivial(&result, "trivial-8", "trivial-8-branch"));
  
  	cl_assert((entry = git_index_get_bypath(result, "removed-in-8.txt", 0)) == NULL);
  
  	cl_assert(git_index_reuc_entrycount(result) == 1);
  	cl_assert(reuc = git_index_reuc_get_bypath(result, "removed-in-8.txt"));
  
  	cl_assert(merge_trivial_conflict_entrycount(result) == 0);
  
  	git_index_free(result);
  }
  
  /* 7: ancest:ancest+, head:(empty), remote:remote = result:no merge */
  void test_merge_trees_trivial__7(void)
  {
  	git_index *result;
  	const git_index_entry *entry;
  
  	cl_git_pass(merge_trivial(&result, "trivial-7", "trivial-7-branch"));
  
  	cl_assert((entry = git_index_get_bypath(result, "removed-in-7.txt", 0)) == NULL);
  	cl_assert(git_index_reuc_entrycount(result) == 0);
  
  	cl_assert(merge_trivial_conflict_entrycount(result) == 2);
  	cl_assert(entry = git_index_get_bypath(result, "removed-in-7.txt", 1));
  	cl_assert(entry = git_index_get_bypath(result, "removed-in-7.txt", 3));
  
  	git_index_free(result);
  }
  
  /* 10: ancest:ancest^, head:ancest, remote:(empty) = result:no merge */
  void test_merge_trees_trivial__10(void)
  {
  	git_index *result;
  	const git_index_entry *entry;
  	const git_index_reuc_entry *reuc;
  
  	cl_git_pass(merge_trivial(&result, "trivial-10", "trivial-10-branch"));
  
  	cl_assert((entry = git_index_get_bypath(result, "removed-in-10-branch.txt", 0)) == NULL);
  
  	cl_assert(git_index_reuc_entrycount(result) == 1);
  	cl_assert(reuc = git_index_reuc_get_bypath(result, "removed-in-10-branch.txt"));
  
  	cl_assert(merge_trivial_conflict_entrycount(result) == 0);
  
  	git_index_free(result);
  }
  
  /* 9: ancest:ancest+, head:head, remote:(empty) = result:no merge */
  void test_merge_trees_trivial__9(void)
  {
  	git_index *result;
  	const git_index_entry *entry;
  
  	cl_git_pass(merge_trivial(&result, "trivial-9", "trivial-9-branch"));
  
  	cl_assert((entry = git_index_get_bypath(result, "removed-in-9-branch.txt", 0)) == NULL);
  	cl_assert(git_index_reuc_entrycount(result) == 0);
  
  	cl_assert(merge_trivial_conflict_entrycount(result) == 2);
  	cl_assert(entry = git_index_get_bypath(result, "removed-in-9-branch.txt", 1));
  	cl_assert(entry = git_index_get_bypath(result, "removed-in-9-branch.txt", 2));
  
  	git_index_free(result);
  }
  
  /* 13: ancest:ancest+, head:head, remote:ancest = result:head */
  void test_merge_trees_trivial__13(void)
  {
  	git_index *result;
  	const git_index_entry *entry;
  	git_oid expected_oid;
  
  	cl_git_pass(merge_trivial(&result, "trivial-13", "trivial-13-branch"));
  
  	cl_assert(entry = git_index_get_bypath(result, "modified-in-13.txt", 0));
  	cl_git_pass(git_oid_fromstr(&expected_oid, "1cff9ec6a47a537380dedfdd17c9e76d74259a2b"));
  	cl_assert(git_oid_cmp(&entry->id, &expected_oid) == 0);
  
  	cl_assert(git_index_reuc_entrycount(result) == 0);
  	cl_assert(merge_trivial_conflict_entrycount(result) == 0);
  
  	git_index_free(result);
  }
  
  /* 14: ancest:ancest+, head:ancest, remote:remote = result:remote */
  void test_merge_trees_trivial__14(void)
  {
  	git_index *result;
  	const git_index_entry *entry;
  	git_oid expected_oid;
  
  	cl_git_pass(merge_trivial(&result, "trivial-14", "trivial-14-branch"));
  
  	cl_assert(entry = git_index_get_bypath(result, "modified-in-14-branch.txt", 0));
  	cl_git_pass(git_oid_fromstr(&expected_oid, "26153a3ff3649b6c2bb652d3f06878c6e0a172f9"));
  	cl_assert(git_oid_cmp(&entry->id, &expected_oid) == 0);
  
  	cl_assert(git_index_reuc_entrycount(result) == 0);
  	cl_assert(merge_trivial_conflict_entrycount(result) == 0);
  
  	git_index_free(result);
  }
  
  /* 11: ancest:ancest+, head:head, remote:remote = result:no merge */
  void test_merge_trees_trivial__11(void)
  {
  	git_index *result;
  	const git_index_entry *entry;
  
  	cl_git_pass(merge_trivial(&result, "trivial-11", "trivial-11-branch"));
  
  	cl_assert((entry = git_index_get_bypath(result, "modified-in-both.txt", 0)) == NULL);
  	cl_assert(git_index_reuc_entrycount(result) == 0);
  
  	cl_assert(merge_trivial_conflict_entrycount(result) == 3);
  	cl_assert(entry = git_index_get_bypath(result, "modified-in-both.txt", 1));
  	cl_assert(entry = git_index_get_bypath(result, "modified-in-both.txt", 2));
  	cl_assert(entry = git_index_get_bypath(result, "modified-in-both.txt", 3));
  
  	git_index_free(result);
  }
  

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