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diff: better document GIT_DIFF_PATHSPEC_DISABLE

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Document that `GIT_DIFF_PATHSPEC_DISABLE` is not necessarily about
explicit path matching, but also includes matching of directory
names.  Enforce this in a test.
This commit is contained in:
Edward Thomson 2015-08-28 20:06:18 -04:00
parent 6c9352bf30
commit 3273ab3f0b
2 changed files with 213 additions and 1 deletions
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4
include/git2/diff.h
View File

@ -130,7 +130,9 @@ typedef enum {
GIT_DIFF_INCLUDE_CASECHANGE = (1u << 11),
/** If the pathspec is set in the diff options, this flags means to
* apply it as an exact match instead of as an fnmatch pattern.
* use exact prefix matches instead of an fnmatch pattern. Each
* path in the list must either be a full filename or a subdirectory
* prefix.
*/
GIT_DIFF_DISABLE_PATHSPEC_MATCH = (1u << 12),

210
tests/diff/workdir.c
View File

@ -444,6 +444,216 @@ void test_diff_workdir__to_index_with_pathspec(void)
git_diff_free(diff);
}
void test_diff_workdir__to_index_with_pathlist_disabling_fnmatch(void)
{
git_diff_options opts = GIT_DIFF_OPTIONS_INIT;
git_diff *diff = NULL;
diff_expects exp;
char *pathspec = NULL;
int use_iterator;
g_repo = cl_git_sandbox_init("status");
opts.context_lines = 3;
opts.interhunk_lines = 1;
opts.flags |= GIT_DIFF_INCLUDE_IGNORED | GIT_DIFF_INCLUDE_UNTRACKED |
GIT_DIFF_DISABLE_PATHSPEC_MATCH;
opts.pathspec.strings = &pathspec;
opts.pathspec.count = 0;
/* ensure that an empty pathspec list is ignored */
cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts));
for (use_iterator = 0; use_iterator <= 1; use_iterator++) {
memset(&exp, 0, sizeof(exp));
if (use_iterator)
cl_git_pass(diff_foreach_via_iterator(
diff, diff_file_cb, NULL, NULL, NULL, &exp));
else
cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp));
cl_assert_equal_i(13, exp.files);
cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]);
cl_assert_equal_i(4, exp.file_status[GIT_DELTA_DELETED]);
cl_assert_equal_i(4, exp.file_status[GIT_DELTA_MODIFIED]);
cl_assert_equal_i(1, exp.file_status[GIT_DELTA_IGNORED]);
cl_assert_equal_i(4, exp.file_status[GIT_DELTA_UNTRACKED]);
}
git_diff_free(diff);
/* ensure that a single NULL pathspec is filtered out (like when using
* fnmatch filtering)
*/
opts.pathspec.strings = &pathspec;
opts.pathspec.count = 1;
cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts));
for (use_iterator = 0; use_iterator <= 1; use_iterator++) {
memset(&exp, 0, sizeof(exp));
if (use_iterator)
cl_git_pass(diff_foreach_via_iterator(
diff, diff_file_cb, NULL, NULL, NULL, &exp));
else
cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp));
cl_assert_equal_i(13, exp.files);
cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]);
cl_assert_equal_i(4, exp.file_status[GIT_DELTA_DELETED]);
cl_assert_equal_i(4, exp.file_status[GIT_DELTA_MODIFIED]);
cl_assert_equal_i(1, exp.file_status[GIT_DELTA_IGNORED]);
cl_assert_equal_i(4, exp.file_status[GIT_DELTA_UNTRACKED]);
}
git_diff_free(diff);
pathspec = "modified_file";
cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts));
for (use_iterator = 0; use_iterator <= 1; use_iterator++) {
memset(&exp, 0, sizeof(exp));
if (use_iterator)
cl_git_pass(diff_foreach_via_iterator(
diff, diff_file_cb, NULL, NULL, NULL, &exp));
else
cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp));
cl_assert_equal_i(1, exp.files);
cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]);
cl_assert_equal_i(0, exp.file_status[GIT_DELTA_DELETED]);
cl_assert_equal_i(1, exp.file_status[GIT_DELTA_MODIFIED]);
cl_assert_equal_i(0, exp.file_status[GIT_DELTA_IGNORED]);
cl_assert_equal_i(0, exp.file_status[GIT_DELTA_UNTRACKED]);
}
git_diff_free(diff);
/* ensure that subdirs can be specified */
pathspec = "subdir";
cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts));
for (use_iterator = 0; use_iterator <= 1; use_iterator++) {
memset(&exp, 0, sizeof(exp));
if (use_iterator)
cl_git_pass(diff_foreach_via_iterator(
diff, diff_file_cb, NULL, NULL, NULL, &exp));
else
cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp));
cl_assert_equal_i(3, exp.files);
cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]);
cl_assert_equal_i(1, exp.file_status[GIT_DELTA_DELETED]);
cl_assert_equal_i(1, exp.file_status[GIT_DELTA_MODIFIED]);
cl_assert_equal_i(0, exp.file_status[GIT_DELTA_IGNORED]);
cl_assert_equal_i(1, exp.file_status[GIT_DELTA_UNTRACKED]);
}
git_diff_free(diff);
/* ensure that subdirs can be specified with a trailing slash */
pathspec = "subdir/";
cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts));
for (use_iterator = 0; use_iterator <= 1; use_iterator++) {
memset(&exp, 0, sizeof(exp));
if (use_iterator)
cl_git_pass(diff_foreach_via_iterator(
diff, diff_file_cb, NULL, NULL, NULL, &exp));
else
cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp));
cl_assert_equal_i(3, exp.files);
cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]);
cl_assert_equal_i(1, exp.file_status[GIT_DELTA_DELETED]);
cl_assert_equal_i(1, exp.file_status[GIT_DELTA_MODIFIED]);
cl_assert_equal_i(0, exp.file_status[GIT_DELTA_IGNORED]);
cl_assert_equal_i(1, exp.file_status[GIT_DELTA_UNTRACKED]);
}
git_diff_free(diff);
/* ensure that fnmatching is completely disabled */
pathspec = "subdir/*";
cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts));
for (use_iterator = 0; use_iterator <= 1; use_iterator++) {
memset(&exp, 0, sizeof(exp));
if (use_iterator)
cl_git_pass(diff_foreach_via_iterator(
diff, diff_file_cb, NULL, NULL, NULL, &exp));
else
cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp));
cl_assert_equal_i(0, exp.files);
cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]);
cl_assert_equal_i(0, exp.file_status[GIT_DELTA_DELETED]);
cl_assert_equal_i(0, exp.file_status[GIT_DELTA_MODIFIED]);
cl_assert_equal_i(0, exp.file_status[GIT_DELTA_IGNORED]);
cl_assert_equal_i(0, exp.file_status[GIT_DELTA_UNTRACKED]);
}
git_diff_free(diff);
/* ensure that the prefix matching isn't completely braindead */
pathspec = "subdi";
cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts));
for (use_iterator = 0; use_iterator <= 1; use_iterator++) {
memset(&exp, 0, sizeof(exp));
if (use_iterator)
cl_git_pass(diff_foreach_via_iterator(
diff, diff_file_cb, NULL, NULL, NULL, &exp));
else
cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp));
cl_assert_equal_i(0, exp.files);
cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]);
cl_assert_equal_i(0, exp.file_status[GIT_DELTA_DELETED]);
cl_assert_equal_i(0, exp.file_status[GIT_DELTA_MODIFIED]);
cl_assert_equal_i(0, exp.file_status[GIT_DELTA_IGNORED]);
cl_assert_equal_i(0, exp.file_status[GIT_DELTA_UNTRACKED]);
}
git_diff_free(diff);
/* ensure that fnmatching isn't working at all */
pathspec = "*_deleted";
cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts));
for (use_iterator = 0; use_iterator <= 1; use_iterator++) {
memset(&exp, 0, sizeof(exp));
if (use_iterator)
cl_git_pass(diff_foreach_via_iterator(
diff, diff_file_cb, NULL, NULL, NULL, &exp));
else
cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp));
cl_assert_equal_i(0, exp.files);
cl_assert_equal_i(0, exp.file_status[GIT_DELTA_ADDED]);
cl_assert_equal_i(0, exp.file_status[GIT_DELTA_DELETED]);
cl_assert_equal_i(0, exp.file_status[GIT_DELTA_MODIFIED]);
cl_assert_equal_i(0, exp.file_status[GIT_DELTA_IGNORED]);
cl_assert_equal_i(0, exp.file_status[GIT_DELTA_UNTRACKED]);
}
git_diff_free(diff);
}
void test_diff_workdir__filemode_changes(void)
{
git_diff *diff = NULL;