void test_merge_files__automerge_use_best_path_and_mode(void)
{
git_merge_file_input ancestor = GIT_MERGE_FILE_INPUT_INIT,
ours = GIT_MERGE_FILE_INPUT_INIT,
theirs = GIT_MERGE_FILE_INPUT_INIT;
git_merge_file_result result = {0};
const char *expected = "Zero\n1\n2\n3\n4\n5\n6\n7\n8\n9\nTen\n";
ancestor.ptr = "0\n1\n2\n3\n4\n5\n6\n7\n8\n9\n10\n";
ancestor.size = strlen(ancestor.ptr);
ancestor.path = "testfile.txt";
ancestor.mode = 0100755;
ours.ptr = "Zero\n1\n2\n3\n4\n5\n6\n7\n8\n9\n10\n";
ours.size = strlen(ours.ptr);
ours.path = "testfile.txt";
ours.mode = 0100644;
theirs.ptr = "0\n1\n2\n3\n4\n5\n6\n7\n8\n9\nTen\n";
theirs.size = strlen(theirs.ptr);
theirs.path = "theirs.txt";
theirs.mode = 0100755;
cl_git_pass(git_merge_file(&result, &ancestor, &ours, &theirs, 0));
cl_assert_equal_i(1, result.automergeable);
cl_assert_equal_s("theirs.txt", result.path);
cl_assert_equal_i(0100644, result.mode);
cl_assert_equal_i(strlen(expected), result.len);
cl_assert_equal_strn(expected, result.ptr, result.len);
git_merge_file_result_free(&result);
}
void test_merge_files__skips_binaries(void)
{
git_merge_file_input ancestor = GIT_MERGE_FILE_INPUT_INIT,
ours = GIT_MERGE_FILE_INPUT_INIT,
theirs = GIT_MERGE_FILE_INPUT_INIT;
git_merge_file_result result = {0};
ancestor.ptr = "ance\0stor\0";
ancestor.size = 10;
ancestor.path = "ancestor.txt";
ancestor.mode = 0100755;
ours.ptr = "foo\0bar\0";
ours.size = 8;
ours.path = "ours.txt";
ours.mode = 0100755;
theirs.ptr = "bar\0foo\0";
theirs.size = 8;
theirs.path = "theirs.txt";
theirs.mode = 0100644;
cl_git_pass(git_merge_file(&result, &ancestor, &ours, &theirs, NULL));
cl_assert_equal_i(0, result.automergeable);
git_merge_file_result_free(&result);
}
void test_merge_files__automerge_from_index(void)
{
git_merge_file_result result = {0};
git_index_entry ancestor, ours, theirs;
git_oid_fromstr(&ancestor.id, "6212c31dab5e482247d7977e4f0dd3601decf13b");
ancestor.path = "automergeable.txt";
ancestor.mode = 0100644;
git_oid_fromstr(&ours.id, "ee3fa1b8c00aff7fe02065fdb50864bb0d932ccf");
ours.path = "automergeable.txt";
ours.mode = 0100755;
git_oid_fromstr(&theirs.id, "058541fc37114bfc1dddf6bd6bffc7fae5c2e6fe");
theirs.path = "newname.txt";
theirs.mode = 0100644;
cl_git_pass(git_merge_file_from_index(&result, repo,
&ancestor, &ours, &theirs, 0));
cl_assert_equal_i(1, result.automergeable);
cl_assert_equal_s("newname.txt", result.path);
cl_assert_equal_i(0100755, result.mode);
cl_assert_equal_i(strlen(AUTOMERGEABLE_MERGED_FILE), result.len);
cl_assert_equal_strn(AUTOMERGEABLE_MERGED_FILE, result.ptr, result.len);
git_merge_file_result_free(&result);
}
static VALUE rb_git_merge_file(int argc, VALUE *argv, VALUE self)
{
VALUE rb_path, rb_options;
VALUE rb_result = rb_hash_new();
VALUE rb_repo = rugged_owner(self);
git_repository *repo;
git_index *index;
const git_index_entry *ancestor, *ours, *theirs;
git_merge_file_result merge_file_result = {0};
git_merge_file_options opts = GIT_MERGE_FILE_OPTIONS_INIT;
int error;
rb_scan_args(argc, argv, "1:", &rb_path, &rb_options);
if (!NIL_P(rb_options)) {
Check_Type(rb_options, T_HASH);
rugged_parse_merge_file_options(&opts, rb_options);
}
Check_Type(rb_path, T_STRING);
Data_Get_Struct(self, git_index, index);
rugged_check_repo(rb_repo);
Data_Get_Struct(rb_repo, git_repository, repo);
error = git_index_conflict_get(&ancestor, &ours, &theirs, index, StringValueCStr(rb_path));
if (error == GIT_ENOTFOUND)
return Qnil;
else
rugged_exception_check(error);
if (ours == NULL)
rb_raise(rb_eRuntimeError, "The conflict does not have a stage 2 entry");
else if (theirs == NULL)
rb_raise(rb_eRuntimeError, "The conflict does not have a stage 3 entry");
error = git_merge_file_from_index(&merge_file_result, repo, ancestor, ours, theirs, &opts);
rugged_exception_check(error);
rb_hash_aset(rb_result, CSTR2SYM("automergeable"), merge_file_result.automergeable ? Qtrue : Qfalse);
rb_hash_aset(rb_result, CSTR2SYM("path"), rb_path);
rb_hash_aset(rb_result, CSTR2SYM("filemode"), INT2FIX(merge_file_result.mode));
rb_hash_aset(rb_result, CSTR2SYM("data"), rb_str_new(merge_file_result.ptr, merge_file_result.len));
git_merge_file_result_free(&merge_file_result);
return rb_result;
}
static VALUE rb_git_merge_file(int argc, VALUE *argv, VALUE self)
{
VALUE rb_path, rb_options, rb_result;
VALUE rb_repo = rugged_owner(self);
git_repository *repo;
git_index *index;
const git_index_entry *ancestor, *ours, *theirs;
git_merge_file_result merge_file_result = {0};
git_merge_file_options opts = GIT_MERGE_FILE_OPTIONS_INIT;
int error;
rb_scan_args(argc, argv, "1:", &rb_path, &rb_options);
if (!NIL_P(rb_options))
rugged_parse_merge_file_options(&opts, rb_options);
Check_Type(rb_path, T_STRING);
Data_Get_Struct(self, git_index, index);
rugged_check_repo(rb_repo);
Data_Get_Struct(rb_repo, git_repository, repo);
error = git_index_conflict_get(&ancestor, &ours, &theirs, index, StringValueCStr(rb_path));
if (error == GIT_ENOTFOUND)
return Qnil;
else
rugged_exception_check(error);
if (ours == NULL)
rb_raise(rb_eRuntimeError, "The conflict does not have a stage 2 entry");
else if (theirs == NULL)
rb_raise(rb_eRuntimeError, "The conflict does not have a stage 3 entry");
error = git_merge_file_from_index(&merge_file_result, repo, ancestor, ours, theirs, &opts);
rugged_exception_check(error);
rb_result = rb_merge_file_result_fromC(&merge_file_result);
git_merge_file_result_free(&merge_file_result);
return rb_result;
}
void test_merge_files__skips_large_files(void)
{
git_merge_file_input ours = GIT_MERGE_FILE_INPUT_INIT,
theirs = GIT_MERGE_FILE_INPUT_INIT;
git_merge_file_options opts = GIT_MERGE_FILE_OPTIONS_INIT;
git_merge_file_result result = {0};
ours.size = GIT_XDIFF_MAX_SIZE + 1;
ours.path = "testfile.txt";
ours.mode = 0100755;
theirs.size = GIT_XDIFF_MAX_SIZE + 1;
theirs.path = "testfile.txt";
theirs.mode = 0100755;
cl_git_pass(git_merge_file(&result, NULL, &ours, &theirs, &opts));
cl_assert_equal_i(0, result.automergeable);
git_merge_file_result_free(&result);
}
void test_merge_files__doesnt_add_newline(void)
{
git_merge_file_input ancestor = GIT_MERGE_FILE_INPUT_INIT,
ours = GIT_MERGE_FILE_INPUT_INIT,
theirs = GIT_MERGE_FILE_INPUT_INIT;
git_merge_file_options opts = GIT_MERGE_FILE_OPTIONS_INIT;
git_merge_file_result result = {0};
const char *expected = "Zero\n1\n2\n3\n4\n5 XXX\n6 YYY\n7\n8\n9\nTen";
ancestor.ptr = "0\n1\n2\n3\n4\n5 XXX\n6YYY\n7\n8\n9\n10";
ancestor.size = strlen(ancestor.ptr);
ancestor.path = "testfile.txt";
ancestor.mode = 0100755;
ours.ptr = "Zero\n1\n2\n3\n4\n5 XXX\n6 YYY\n7\n8\n9\n10";
ours.size = strlen(ours.ptr);
ours.path = "testfile.txt";
ours.mode = 0100755;
theirs.ptr = "0\n1\n2\n3\n4\n5 XXX\n6 YYY\n7\n8\n9\nTen";
theirs.size = strlen(theirs.ptr);
theirs.path = "testfile.txt";
theirs.mode = 0100755;
opts.flags |= GIT_MERGE_FILE_IGNORE_WHITESPACE_CHANGE;
cl_git_pass(git_merge_file(&result, &ancestor, &ours, &theirs, &opts));
cl_assert_equal_i(1, result.automergeable);
cl_assert_equal_s("testfile.txt", result.path);
cl_assert_equal_i(0100755, result.mode);
cl_assert_equal_i(strlen(expected), result.len);
cl_assert_equal_strn(expected, result.ptr, result.len);
git_merge_file_result_free(&result);
}
void test_merge_files__conflict_from_bufs(void)
{
git_merge_file_input ancestor = GIT_MERGE_FILE_INPUT_INIT,
ours = GIT_MERGE_FILE_INPUT_INIT,
theirs = GIT_MERGE_FILE_INPUT_INIT;
git_merge_file_result result = {0};
const char *expected = "<<<<<<< testfile.txt\nAloha!\nOurs.\n=======\nHi!\nTheirs.\n>>>>>>> theirs.txt\n";
size_t expected_len = strlen(expected);
ancestor.ptr = "Hello!\nAncestor!\n";
ancestor.size = strlen(ancestor.ptr);
ancestor.path = "testfile.txt";
ancestor.mode = 0100755;
ours.ptr = "Aloha!\nOurs.\n";
ours.size = strlen(ours.ptr);
ours.path = "testfile.txt";
ours.mode = 0100644;
theirs.ptr = "Hi!\nTheirs.\n";
theirs.size = strlen(theirs.ptr);
theirs.path = "theirs.txt";
theirs.mode = 0100755;
cl_git_pass(git_merge_file(&result, &ancestor, &ours, &theirs, NULL));
cl_assert_equal_i(0, result.automergeable);
cl_assert_equal_s("theirs.txt", result.path);
cl_assert_equal_i(0100644, result.mode);
cl_assert_equal_i(expected_len, result.len);
cl_assert_equal_strn(expected, result.ptr, expected_len);
git_merge_file_result_free(&result);
}
void test_merge_files__handles_binaries_when_favored(void)
{
git_merge_file_input ancestor = GIT_MERGE_FILE_INPUT_INIT,
ours = GIT_MERGE_FILE_INPUT_INIT,
theirs = GIT_MERGE_FILE_INPUT_INIT;
git_merge_file_options opts = GIT_MERGE_FILE_OPTIONS_INIT;
git_merge_file_result result = {0};
ancestor.ptr = "ance\0stor\0";
ancestor.size = 10;
ancestor.path = "ancestor.txt";
ancestor.mode = 0100755;
ours.ptr = "foo\0bar\0";
ours.size = 8;
ours.path = "ours.txt";
ours.mode = 0100755;
theirs.ptr = "bar\0foo\0";
theirs.size = 8;
theirs.path = "theirs.txt";
theirs.mode = 0100644;
opts.favor = GIT_MERGE_FILE_FAVOR_OURS;
cl_git_pass(git_merge_file(&result, &ancestor, &ours, &theirs, &opts));
cl_assert_equal_i(1, result.automergeable);
cl_assert_equal_s("ours.txt", result.path);
cl_assert_equal_i(0100755, result.mode);
cl_assert_equal_i(ours.size, result.len);
cl_assert(memcmp(result.ptr, ours.ptr, ours.size) == 0);
git_merge_file_result_free(&result);
}