thodg/libgit2/tests/diff/notify.c
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Hash : 8147b1af
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Date : 2015-05-25T20:03:59
diff: introduce binary diff callbacks Introduce a new binary diff callback to provide the actual binary delta contents to callers. Create this data from the diff contents (instead of directly from the ODB) to support binary diffs including the workdir, not just things coming out of the ODB.
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tests/diff/notify.c
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#include "clar_libgit2.h" #include "diff_helpers.h" static git_repository *g_repo = NULL; void test_diff_notify__initialize(void) { } void test_diff_notify__cleanup(void) { cl_git_sandbox_cleanup(); } static int assert_called_notifications( const git_diff *diff_so_far, const git_diff_delta *delta_to_add, const char *matched_pathspec, void *payload) { bool found = false; notify_expected *exp = (notify_expected*)payload; notify_expected *e; GIT_UNUSED(diff_so_far); for (e = exp; e->path != NULL; e++) { if (strcmp(e->path, delta_to_add->new_file.path)) continue; cl_assert_equal_s(e->matched_pathspec, matched_pathspec); found = true; break; } cl_assert(found); return 0; } static void test_notify( char **searched_pathspecs, int pathspecs_count, notify_expected *expected_matched_pathspecs, int expected_diffed_files_count) { git_diff_options opts = GIT_DIFF_OPTIONS_INIT; git_diff *diff = NULL; diff_expects exp; g_repo = cl_git_sandbox_init("status"); opts.flags |= GIT_DIFF_INCLUDE_IGNORED | GIT_DIFF_INCLUDE_UNTRACKED; opts.notify_cb = assert_called_notifications; opts.pathspec.strings = searched_pathspecs; opts.pathspec.count = pathspecs_count; opts.notify_payload = expected_matched_pathspecs; memset(&exp, 0, sizeof(exp)); cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp)); cl_assert_equal_i(expected_diffed_files_count, exp.files); git_diff_free(diff); } void test_diff_notify__notify_single_pathspec(void) { char *searched_pathspecs[] = { "*_deleted", }; notify_expected expected_matched_pathspecs[] = { { "file_deleted", "*_deleted" }, { "staged_changes_file_deleted", "*_deleted" }, { NULL, NULL } }; test_notify(searched_pathspecs, 1, expected_matched_pathspecs, 2); } void test_diff_notify__notify_multiple_pathspec(void) { char *searched_pathspecs[] = { "staged_changes_cant_find_me", "subdir/modified_cant_find_me", "subdir/*", "staged*" }; notify_expected expected_matched_pathspecs[] = { { "staged_changes_file_deleted", "staged*" }, { "staged_changes_modified_file", "staged*" }, { "staged_delete_modified_file", "staged*" }, { "staged_new_file_deleted_file", "staged*" }, { "staged_new_file_modified_file", "staged*" }, { "subdir/deleted_file", "subdir/*" }, { "subdir/modified_file", "subdir/*" }, { "subdir/new_file", "subdir/*" }, { NULL, NULL } }; test_notify(searched_pathspecs, 4, expected_matched_pathspecs, 8); } void test_diff_notify__notify_catchall_with_empty_pathspecs(void) { char *searched_pathspecs[] = { "", "" }; notify_expected expected_matched_pathspecs[] = { { "file_deleted", NULL }, { "ignored_file", NULL }, { "modified_file", NULL }, { "new_file", NULL }, { "\xe8\xbf\x99", NULL }, { "staged_changes_file_deleted", NULL }, { "staged_changes_modified_file", NULL }, { "staged_delete_modified_file", NULL }, { "staged_new_file_deleted_file", NULL }, { "staged_new_file_modified_file", NULL }, { "subdir/deleted_file", NULL }, { "subdir/modified_file", NULL }, { "subdir/new_file", NULL }, { NULL, NULL } }; test_notify(searched_pathspecs, 1, expected_matched_pathspecs, 13); } void test_diff_notify__notify_catchall(void) { char *searched_pathspecs[] = { "*", }; notify_expected expected_matched_pathspecs[] = { { "file_deleted", "*" }, { "ignored_file", "*" }, { "modified_file", "*" }, { "new_file", "*" }, { "\xe8\xbf\x99", "*" }, { "staged_changes_file_deleted", "*" }, { "staged_changes_modified_file", "*" }, { "staged_delete_modified_file", "*" }, { "staged_new_file_deleted_file", "*" }, { "staged_new_file_modified_file", "*" }, { "subdir/deleted_file", "*" }, { "subdir/modified_file", "*" }, { "subdir/new_file", "*" }, { NULL, NULL } }; test_notify(searched_pathspecs, 1, expected_matched_pathspecs, 13); } static int abort_diff( const git_diff *diff_so_far, const git_diff_delta *delta_to_add, const char *matched_pathspec, void *payload) { GIT_UNUSED(diff_so_far); GIT_UNUSED(delta_to_add); GIT_UNUSED(matched_pathspec); GIT_UNUSED(payload); return -42; } void test_diff_notify__notify_cb_can_abort_diff(void) { git_diff_options opts = GIT_DIFF_OPTIONS_INIT; git_diff *diff = NULL; char *pathspec = NULL; g_repo = cl_git_sandbox_init("status"); opts.flags |= GIT_DIFF_INCLUDE_IGNORED | GIT_DIFF_INCLUDE_UNTRACKED; opts.notify_cb = abort_diff; opts.pathspec.strings = &pathspec; opts.pathspec.count = 1; pathspec = "file_deleted"; cl_git_fail_with( git_diff_index_to_workdir(&diff, g_repo, NULL, &opts), -42); pathspec = "staged_changes_modified_file"; cl_git_fail_with( git_diff_index_to_workdir(&diff, g_repo, NULL, &opts), -42); } static int filter_all( const git_diff *diff_so_far, const git_diff_delta *delta_to_add, const char *matched_pathspec, void *payload) { GIT_UNUSED(diff_so_far); GIT_UNUSED(delta_to_add); GIT_UNUSED(matched_pathspec); GIT_UNUSED(payload); return 42; } void test_diff_notify__notify_cb_can_be_used_as_filtering_function(void) { git_diff_options opts = GIT_DIFF_OPTIONS_INIT; git_diff *diff = NULL; char *pathspec = NULL; diff_expects exp; g_repo = cl_git_sandbox_init("status"); opts.flags |= GIT_DIFF_INCLUDE_IGNORED | GIT_DIFF_INCLUDE_UNTRACKED; opts.notify_cb = filter_all; opts.pathspec.strings = &pathspec; opts.pathspec.count = 1; pathspec = "*_deleted"; memset(&exp, 0, sizeof(exp)); cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, &opts)); cl_git_pass(git_diff_foreach(diff, diff_file_cb, NULL, NULL, NULL, &exp)); cl_assert_equal_i(0, exp.files); git_diff_free(diff); }