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-rw-r--r--tests/common/test_desktop.c347
1 files changed, 347 insertions, 0 deletions
diff --git a/tests/common/test_desktop.c b/tests/common/test_desktop.c
new file mode 100644
index 0000000..f65a9cd
--- /dev/null
+++ b/tests/common/test_desktop.c
@@ -0,0 +1,347 @@
+#define _GNU_SOURCE
+#include "common/backend.h"
+#include "yasl/desktop.h"
+
+#include <assert.h>
+#include <fcntl.h>
+#include <limits.h>
+#include <pthread.h>
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/stat.h>
+#include <time.h>
+#include <unistd.h>
+
+#if YASL_HAS_DBUS
+#include <dbus/dbus.h>
+#endif
+
+static void sleep_ms(int ms)
+{
+ struct timespec ts = {.tv_sec = ms / 1000, .tv_nsec = (long)(ms % 1000) * 1000000L};
+ nanosleep(&ts, NULL);
+}
+
+static char *read_file(const char *path)
+{
+ FILE *f = fopen(path, "r");
+ if (!f) return NULL;
+ static char buf[16384];
+ size_t n = fread(buf, 1, sizeof(buf) - 1, f);
+ fclose(f);
+ buf[n] = '\0';
+ return buf;
+}
+
+static void test_buffers(void)
+{
+ char exe[PATH_MAX], real[PATH_MAX];
+ size_t len = yasl_executable_path(NULL, 0);
+ assert(len > 0);
+ assert(yasl_executable_path(exe, len) == len);
+ assert(yasl_executable_path(exe, sizeof(exe)) == len && exe[len] == '\0');
+ assert(realpath("/proc/self/exe", real) && strcmp(exe, real) == 0);
+ /* A short buffer stays untouched. */
+ char small[4] = "abc";
+ assert(yasl_executable_path(small, sizeof(small)) == len);
+ assert(strcmp(small, "abc") == 0);
+ assert(yasl_executable_path(NULL, 8) == 0);
+
+ assert(yasl_resource_dir(exe, sizeof(exe)) == 0);
+
+ char locale[64];
+ setenv("LC_ALL", "", 1);
+ setenv("LC_CTYPE", "de_DE.UTF-8", 1);
+ setenv("LANG", "fr_FR.UTF-8", 1);
+ assert(yasl_default_locale(locale, sizeof(locale)) == 11);
+ assert(strcmp(locale, "de_DE.UTF-8") == 0);
+ unsetenv("LC_CTYPE");
+ assert(yasl_default_locale(locale, sizeof(locale)) == 11);
+ assert(strcmp(locale, "fr_FR.UTF-8") == 0);
+ unsetenv("LANG");
+ unsetenv("LC_ALL");
+ assert(yasl_default_locale(locale, sizeof(locale)) == 7);
+ assert(strcmp(locale, "C.UTF-8") == 0);
+}
+
+/* A fake xdg-open records its argument, signal state, and descriptors. */
+static void test_open_uri(const char *dir)
+{
+ char script[PATH_MAX], out[PATH_MAX];
+ snprintf(script, sizeof(script), "%s/xdg-open", dir);
+ snprintf(out, sizeof(out), "%s/opened", dir);
+ FILE *f = fopen(script, "w");
+ assert(f);
+ fprintf(f, "#!/bin/sh\n"
+ "{ printf '%%s\\n' \"$1\"; grep -E '^Sig(Blk|Ign)' /proc/self/status;\n"
+ " ls /proc/$$/fd; } > '%s.tmp'\n"
+ "mv '%s.tmp' '%s'\n", out, out, out);
+ fclose(f);
+ assert(chmod(script, 0755) == 0);
+ const char *old_path = getenv("PATH");
+ char path[8192];
+ snprintf(path, sizeof(path), "%s:%s", dir, old_path ? old_path : "/usr/bin:/bin");
+ setenv("PATH", path, 1);
+
+ struct yasl_display display = {0};
+ assert(!yasl_display_open_uri(NULL, "https://example.com"));
+ assert(!yasl_display_open_uri(&display, NULL));
+ assert(!yasl_display_open_uri(&display, ""));
+ assert(!yasl_display_open_uri(&display, "example.com"));
+ assert(!yasl_display_open_uri(&display, "-x:option"));
+ assert(!yasl_display_open_uri(&display, "1http://example.com"));
+ assert(!yasl_display_open_uri(&display, "http://example.com/\n"));
+ assert(access(out, F_OK) != 0);
+
+ /* The opener must not inherit blocked or ignored signals or descriptors. */
+ sigset_t block, old_mask;
+ sigemptyset(&block);
+ sigaddset(&block, SIGUSR1);
+ pthread_sigmask(SIG_BLOCK, &block, &old_mask);
+ struct sigaction ignore = {.sa_handler = SIG_IGN}, old_pipe;
+ sigemptyset(&ignore.sa_mask);
+ sigaction(SIGPIPE, &ignore, &old_pipe);
+ int null = open("/dev/null", O_RDONLY);
+ int leaked = fcntl(null, F_DUPFD, 200);
+ assert(null >= 0 && leaked >= 200);
+ close(null);
+
+ const char *uri = "https://example.com/a b?c='d'&e=\"f\"";
+ assert(yasl_display_open_uri(&display, uri));
+ char *text = NULL;
+ for (int i = 0; i < 500 && !(text = read_file(out)); i++) sleep_ms(10);
+ assert(text);
+ char *line = strtok(text, "\n");
+ assert(line && strcmp(line, uri) == 0);
+ int fds = 0;
+ while ((line = strtok(NULL, "\n"))) {
+ if (strncmp(line, "Sig", 3) == 0) {
+ const char *mask = strchr(line, ':') + 1;
+ while (*mask == '\t' || *mask == ' ') mask++;
+ assert(strspn(mask, "0") == strlen(mask));
+ } else {
+ assert(atoi(line) != leaked);
+ fds++;
+ }
+ }
+ assert(fds >= 3);
+
+ close(leaked);
+ sigaction(SIGPIPE, &old_pipe, NULL);
+ pthread_sigmask(SIG_SETMASK, &old_mask, NULL);
+ unlink(out);
+ unlink(script);
+
+ /* Without xdg-open in PATH, nothing launches. */
+ setenv("PATH", dir, 1);
+ assert(!yasl_display_open_uri(&display, "https://example.com"));
+ if (old_path) setenv("PATH", old_path, 1);
+}
+
+static void test_appearance_fallback(void)
+{
+ struct yasl_display display = {0};
+ assert(yasl_display_appearance(NULL) == 0);
+ unsetenv("GTK_THEME");
+ assert(yasl_display_appearance(&display) == 0);
+ setenv("GTK_THEME", "Adwaita:dark", 1);
+ assert(yasl_display_appearance(&display) == YASL_APPEARANCE_DARK);
+ setenv("GTK_THEME", "HighContrast", 1);
+ assert(yasl_display_appearance(&display) == YASL_APPEARANCE_HIGH_CONTRAST);
+ setenv("GTK_THEME", "HighContrastInverse", 1);
+ assert(yasl_display_appearance(&display) ==
+ (YASL_APPEARANCE_HIGH_CONTRAST | YASL_APPEARANCE_DARK));
+ unsetenv("GTK_THEME");
+ assert(!yasl_display_notify(NULL, "title", "body"));
+ assert(!yasl_display_notify(&display, NULL, "body"));
+ assert(!yasl_display_notify(&display, "title", "body"));
+}
+
+#if YASL_HAS_DBUS
+/* A fake notification server and Settings portal on a private bus. */
+struct fake_bus {
+ DBusConnection *conn;
+ pthread_mutex_t lock;
+ char app[64], title[64], body[64], entry[64];
+ int notifications;
+ bool read_one;
+ _Atomic bool stop;
+};
+
+static void reply_setting(DBusConnection *c, DBusMessage *msg, bool nested)
+{
+ const char *ns = NULL, *key = NULL;
+ dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &ns, DBUS_TYPE_STRING, &key,
+ DBUS_TYPE_INVALID);
+ dbus_uint32_t value;
+ if (ns && key && strcmp(ns, "org.freedesktop.appearance") == 0 &&
+ strcmp(key, "color-scheme") == 0) {
+ value = 1;
+ } else if (ns && key && strcmp(ns, "org.freedesktop.appearance") == 0 &&
+ strcmp(key, "contrast") == 0) {
+ value = 1;
+ } else {
+ DBusMessage *err = dbus_message_new_error(msg,
+ "org.freedesktop.portal.Error.NotFound", "Requested setting not found");
+ dbus_connection_send(c, err, NULL);
+ dbus_message_unref(err);
+ return;
+ }
+ DBusMessage *reply = dbus_message_new_method_return(msg);
+ DBusMessageIter it, outer, inner;
+ dbus_message_iter_init_append(reply, &it);
+ if (nested) {
+ dbus_message_iter_open_container(&it, DBUS_TYPE_VARIANT, "v", &outer);
+ dbus_message_iter_open_container(&outer, DBUS_TYPE_VARIANT, "u", &inner);
+ dbus_message_iter_append_basic(&inner, DBUS_TYPE_UINT32, &value);
+ dbus_message_iter_close_container(&outer, &inner);
+ dbus_message_iter_close_container(&it, &outer);
+ } else {
+ dbus_message_iter_open_container(&it, DBUS_TYPE_VARIANT, "u", &outer);
+ dbus_message_iter_append_basic(&outer, DBUS_TYPE_UINT32, &value);
+ dbus_message_iter_close_container(&it, &outer);
+ }
+ dbus_connection_send(c, reply, NULL);
+ dbus_message_unref(reply);
+}
+
+static void record_notify(struct fake_bus *fb, DBusMessage *msg)
+{
+ DBusMessageIter it, sub, entry, value;
+ const char *app, *icon, *title, *body, *hint;
+ dbus_uint32_t replaces;
+ dbus_int32_t expire;
+ assert(dbus_message_has_signature(msg, "susssasa{sv}i"));
+ dbus_message_iter_init(msg, &it);
+ dbus_message_iter_get_basic(&it, &app);
+ dbus_message_iter_next(&it);
+ dbus_message_iter_get_basic(&it, &replaces);
+ dbus_message_iter_next(&it);
+ dbus_message_iter_get_basic(&it, &icon);
+ dbus_message_iter_next(&it);
+ dbus_message_iter_get_basic(&it, &title);
+ dbus_message_iter_next(&it);
+ dbus_message_iter_get_basic(&it, &body);
+ dbus_message_iter_next(&it);
+ dbus_message_iter_next(&it);
+ dbus_message_iter_recurse(&it, &sub);
+ dbus_message_iter_recurse(&sub, &entry);
+ dbus_message_iter_get_basic(&entry, &hint);
+ assert(strcmp(hint, "desktop-entry") == 0);
+ dbus_message_iter_next(&entry);
+ dbus_message_iter_recurse(&entry, &value);
+ const char *desktop_entry;
+ dbus_message_iter_get_basic(&value, &desktop_entry);
+ dbus_message_iter_next(&it);
+ dbus_message_iter_get_basic(&it, &expire);
+ assert(replaces == 0 && expire == -1 && icon[0] == '\0');
+
+ pthread_mutex_lock(&fb->lock);
+ snprintf(fb->app, sizeof(fb->app), "%s", app);
+ snprintf(fb->title, sizeof(fb->title), "%s", title);
+ snprintf(fb->body, sizeof(fb->body), "%s", body);
+ snprintf(fb->entry, sizeof(fb->entry), "%s", desktop_entry);
+ fb->notifications++;
+ pthread_mutex_unlock(&fb->lock);
+}
+
+static void *serve(void *ud)
+{
+ struct fake_bus *fb = ud;
+ while (!fb->stop && dbus_connection_read_write(fb->conn, 50)) {
+ DBusMessage *msg;
+ while ((msg = dbus_connection_pop_message(fb->conn))) {
+ if (dbus_message_is_method_call(msg, "org.freedesktop.Notifications", "Notify")) {
+ record_notify(fb, msg);
+ } else if (dbus_message_is_method_call(msg, "org.freedesktop.portal.Settings", "ReadOne")) {
+ if (fb->read_one) {
+ reply_setting(fb->conn, msg, false);
+ } else {
+ DBusMessage *err = dbus_message_new_error(msg, DBUS_ERROR_UNKNOWN_METHOD, "old");
+ dbus_connection_send(fb->conn, err, NULL);
+ dbus_message_unref(err);
+ }
+ } else if (dbus_message_is_method_call(msg, "org.freedesktop.portal.Settings", "Read")) {
+ reply_setting(fb->conn, msg, true);
+ }
+ dbus_message_unref(msg);
+ }
+ }
+ return NULL;
+}
+
+static void test_bus(const char *address)
+{
+ DBusError err;
+ dbus_error_init(&err);
+ struct fake_bus fb = {.read_one = true};
+ pthread_mutex_init(&fb.lock, NULL);
+ fb.conn = dbus_connection_open_private(address, &err);
+ assert(fb.conn && dbus_bus_register(fb.conn, &err));
+ assert(dbus_bus_request_name(fb.conn, "org.freedesktop.Notifications", 0, &err) ==
+ DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER);
+ assert(dbus_bus_request_name(fb.conn, "org.freedesktop.portal.Desktop", 0, &err) ==
+ DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER);
+ pthread_t thread;
+ assert(pthread_create(&thread, NULL, serve, &fb) == 0);
+
+ struct yasl_display display = {.app_id = "org.example.Test"};
+ assert(yasl_display_notify(&display, "Build done", NULL));
+ for (int i = 0; i < 500; i++) {
+ pthread_mutex_lock(&fb.lock);
+ int n = fb.notifications;
+ pthread_mutex_unlock(&fb.lock);
+ if (n) break;
+ sleep_ms(10);
+ }
+ pthread_mutex_lock(&fb.lock);
+ assert(fb.notifications == 1);
+ assert(strcmp(fb.app, "org.example.Test") == 0);
+ assert(strcmp(fb.entry, "org.example.Test") == 0);
+ assert(strcmp(fb.title, "Build done") == 0 && fb.body[0] == '\0');
+ pthread_mutex_unlock(&fb.lock);
+
+ /* Portal settings win over GTK_THEME, through ReadOne or the older Read. */
+ setenv("GTK_THEME", "Adwaita", 1);
+ uint32_t want = YASL_APPEARANCE_DARK | YASL_APPEARANCE_HIGH_CONTRAST;
+ assert(yasl_display_appearance(&display) == want);
+ fb.read_one = false;
+ assert(yasl_display_appearance(&display) == want);
+ unsetenv("GTK_THEME");
+
+ fb.stop = true;
+ pthread_join(thread, NULL);
+ dbus_connection_close(fb.conn);
+ dbus_connection_unref(fb.conn);
+ pthread_mutex_destroy(&fb.lock);
+}
+#endif
+
+int main(void)
+{
+ char dir[] = "/tmp/yasl-desktop-XXXXXX";
+ assert(mkdtemp(dir));
+ test_buffers();
+ test_open_uri(dir);
+
+ /* Hide the session bus so that desktop services fall back. */
+ char *address = getenv("DBUS_SESSION_BUS_ADDRESS");
+ address = address ? strdup(address) : NULL;
+ unsetenv("DBUS_SESSION_BUS_ADDRESS");
+ setenv("XDG_RUNTIME_DIR", dir, 1);
+ test_appearance_fallback();
+#if YASL_HAS_DBUS
+ if (address) {
+ setenv("DBUS_SESSION_BUS_ADDRESS", address, 1);
+ test_bus(address);
+ } else {
+ printf("Skipping D-Bus checks: no session bus.\n");
+ }
+#endif
+ free(address);
+ rmdir(dir);
+ printf("Desktop tests passed.\n");
+ return 0;
+}
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