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/*:*
* ggaze — thumbnail cache unit test
*
* Generates a thumbnail for a fixture, verifies the TMS cache file is written
* (with Thumb::MTime), and that a second get hits the cache. Uses a temp
* XDG_CACHE_HOME so the real cache is not polluted. No display needed.
*
* Copyright (c) 2026 ggaze contributors
* SPDX-License-Identifier: GPL-3.0-or-later
*:*/
#include "thumbnail.h"
#include <gdk/gdk.h>
#include <gio/gio.h>
#include <glib.h>
static const char *GGAZE_FX_DIR;
static char *GGAZE_CACHE_DIR;
static GdkTexture *GGAZE_RESULT;
static GMainLoop *GGAZE_LOOP;
static void
_thumb_cb(GObject *p_src, GAsyncResult *p_res, gpointer p_data) {
(void)p_src;
(void)p_data;
GError *p_err = NULL;
GGAZE_RESULT = thumbnail_get_finish(NULL, p_res, &p_err);
g_assert_no_error(p_err);
g_main_loop_quit(GGAZE_LOOP);
}
/* Get a thumbnail synchronously (pump a main loop until the callback). */
static GdkTexture *
get_thumb(Thumbnail *p_t, GFile *p_file, int i_size) {
GGAZE_RESULT = NULL;
GGAZE_LOOP = g_main_loop_new(NULL, FALSE);
thumbnail_get_async(p_t, p_file, i_size, NULL, _thumb_cb, NULL);
g_main_loop_run(GGAZE_LOOP);
g_main_loop_unref(GGAZE_LOOP);
GGAZE_LOOP = NULL;
return (GGAZE_RESULT);
}
static GFile *
fixture_file(const char *c_name) {
char *c_path = g_build_filename(GGAZE_FX_DIR, c_name, NULL);
GFile *p_file = g_file_new_for_path(c_path);
g_free(c_path);
return (p_file);
}
static void
test_generate_and_cache(void) {
Thumbnail *p_t = thumbnail_new();
GFile *p_file = fixture_file("plain.jpg");
GdkTexture *p_tex = get_thumb(p_t, p_file, 128);
g_assert_nonnull(p_tex);
g_assert_cmpint(gdk_texture_get_width(p_tex), <=, 128);
g_assert_cmpint(gdk_texture_get_height(p_tex), <=, 128);
g_object_unref(p_tex);
/* The cache file should exist under our temp XDG_CACHE_HOME. */
char *c_normal =
g_build_filename(GGAZE_CACHE_DIR, "thumbnails", "normal", NULL);
GDir *p_dir = g_dir_open(c_normal, 0, NULL);
g_assert_nonnull(p_dir);
gboolean b_found = FALSE;
const char *c_name;
while ((c_name = g_dir_read_name(p_dir)) != NULL) {
if (g_str_has_suffix(c_name, ".png")) {
b_found = TRUE;
break;
}
}
g_dir_close(p_dir);
g_free(c_normal);
g_assert_true(b_found);
/* Second get should hit the cache (same result). */
GdkTexture *p_tex2 = get_thumb(p_t, p_file, 128);
g_assert_nonnull(p_tex2);
g_object_unref(p_tex2);
thumbnail_delete(p_t);
g_object_unref(p_file);
}
static void
test_different_bucket(void) {
Thumbnail *p_t = thumbnail_new();
GFile *p_file = fixture_file("rot6.jpg");
/* Request 200px → bucket = large (256). */
GdkTexture *p_tex = get_thumb(p_t, p_file, 200);
g_assert_nonnull(p_tex);
g_object_unref(p_tex);
/* The cache file should be under "large". */
char *c_large =
g_build_filename(GGAZE_CACHE_DIR, "thumbnails", "large", NULL);
GDir *p_dir = g_dir_open(c_large, 0, NULL);
g_assert_nonnull(p_dir);
gboolean b_found = FALSE;
const char *c_name;
while ((c_name = g_dir_read_name(p_dir)) != NULL) {
if (g_str_has_suffix(c_name, ".png")) {
b_found = TRUE;
break;
}
}
g_dir_close(p_dir);
g_free(c_large);
g_assert_true(b_found);
thumbnail_delete(p_t);
g_object_unref(p_file);
}
int
main(int i_argc, char **c_argv) {
g_test_init(&i_argc, &c_argv, NULL);
GGAZE_FX_DIR = g_getenv("GGAZE_FIXTURES_DIR");
if (GGAZE_FX_DIR == NULL) {
g_test_skip("GGAZE_FIXTURES_DIR unset");
return (g_test_run());
}
/* Use a temp XDG_CACHE_HOME so the real cache is not polluted. */
GError *p_err = NULL;
GGAZE_CACHE_DIR = g_dir_make_tmp("ggaze-thumb-cache-XXXXXX", &p_err);
g_assert_no_error(p_err);
g_setenv("XDG_CACHE_HOME", GGAZE_CACHE_DIR, TRUE);
g_test_add_func("/thumbnail/generate_and_cache", test_generate_and_cache);
g_test_add_func("/thumbnail/different_bucket", test_different_bucket);
int i_ret = g_test_run();
/* Cleanup the temp cache dir (best-effort recursive). */
GFile *p_cd = g_file_new_for_path(GGAZE_CACHE_DIR);
GFileEnumerator *p_e =
g_file_enumerate_children(p_cd, "standard::name,standard::type",
G_FILE_QUERY_INFO_NONE, NULL, NULL);
if (p_e != NULL) {
GFileInfo *p_info;
while ((p_info = g_file_enumerator_next_file(p_e, NULL, NULL)) != NULL) {
GFile *p_child = g_file_get_child(p_cd, g_file_info_get_name(p_info));
if (g_file_info_get_file_type(p_info) == G_FILE_TYPE_DIRECTORY) {
GFileEnumerator *p_e2 = g_file_enumerate_children(
p_child, "standard::name", G_FILE_QUERY_INFO_NONE, NULL, NULL);
if (p_e2 != NULL) {
GFileInfo *p_i2;
while ((p_i2 = g_file_enumerator_next_file(p_e2, NULL, NULL)) !=
NULL) {
GFile *p_c2 =
g_file_get_child(p_child, g_file_info_get_name(p_i2));
g_file_delete(p_c2, NULL, NULL);
g_object_unref(p_c2);
g_object_unref(p_i2);
}
g_object_unref(p_e2);
}
}
g_file_delete(p_child, NULL, NULL);
g_object_unref(p_child);
g_object_unref(p_info);
}
g_object_unref(p_e);
}
g_file_delete(p_cd, NULL, NULL);
g_object_unref(p_cd);
g_free(GGAZE_CACHE_DIR);
return (i_ret);
}
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