kc3-lang/libxkbcommon/test/x11comp.c

• Show log

  Commit

• Hash : 3370ead3
  Author :
  Date : 2025-04-06T06:39:31
  

  test: Better handling of missing xkbcomp for X11 tests
  
  - meson: Warn if missing xkbcomp for X11 tests;
  - test: Better logging to spot missing Xorg executables.
  

Download

• test/x11comp.c

• /*
   * Copyright © 2014 Ran Benita <ran234@gmail.com>
   * SPDX-License-Identifier: MIT
   */
  
  #include "config.h"
  
  #include <assert.h>
  #include <signal.h>
  #include <spawn.h>
  #include <stdio.h>
  #include <stdlib.h>
  #include <sys/types.h>
  #include <sys/wait.h>
  #include <unistd.h>
  
  #include "test.h"
  #include "xvfb-wrapper.h"
  #include "xkbcommon/xkbcommon-x11.h"
  
  X11_TEST(test_basic)
  {
      struct xkb_keymap *keymap;
      xcb_connection_t *conn;
      int32_t device_id;
      int ret, status;
      char *xkb_path;
      char *original, *dump;
      char *envp[] = { NULL };
      char *xkbcomp_argv[] = {
          (char *) "xkbcomp", (char *) "-I", NULL /* xkb_path */, display, NULL
      };
      pid_t xkbcomp_pid;
  
      conn = xcb_connect(display, NULL);
      if (xcb_connection_has_error(conn)) {
          ret = TEST_SETUP_FAILURE;
          goto err_conn;
      }
      ret = xkb_x11_setup_xkb_extension(conn,
                                        XKB_X11_MIN_MAJOR_XKB_VERSION,
                                        XKB_X11_MIN_MINOR_XKB_VERSION,
                                        XKB_X11_SETUP_XKB_EXTENSION_NO_FLAGS,
                                        NULL, NULL, NULL, NULL);
      if (!ret) {
          ret = TEST_SETUP_FAILURE;
          goto err_xcb;
      }
      device_id = xkb_x11_get_core_keyboard_device_id(conn);
      assert(device_id != -1);
  
      xkb_path = test_get_path("keymaps/host.xkb");
      assert(ret >= 0);
      xkbcomp_argv[2] = xkb_path;
      ret = posix_spawnp(&xkbcomp_pid, "xkbcomp", NULL, NULL, xkbcomp_argv, envp);
      free(xkb_path);
      if (ret != 0) {
          fprintf(stderr,
                  "[ERROR] Cannot run xkbcomp. posix_spawnp error %d: %s\n",
                  ret, strerror(ret));
          if (ret == ENOENT) {
              fprintf(stderr,
                      "[ERROR] xkbcomp may be missing. "
                      "Please install the corresponding package, "
                      "e.g. \"xkbcomp\" or \"x11-xkb-utils\".\n");
          }
          ret = TEST_SETUP_FAILURE;
          goto err_xcb;
      }
      ret = waitpid(xkbcomp_pid, &status, 0);
      if (ret < 0 || !WIFEXITED(status) || WEXITSTATUS(status) != 0) {
          ret = TEST_SETUP_FAILURE;
          goto err_xcb;
      }
  
      struct xkb_context *ctx = test_get_context(0);
      keymap = xkb_x11_keymap_new_from_device(ctx, conn, device_id,
                                              XKB_KEYMAP_COMPILE_NO_FLAGS);
      assert(keymap);
  
      original = test_read_file("keymaps/host.xkb");
      assert(original);
  
      dump = xkb_keymap_get_as_string(keymap, XKB_KEYMAP_USE_ORIGINAL_FORMAT);
      assert(dump);
  
      if (!streq(original, dump)) {
          fprintf(stderr,
                  "round-trip test failed: dumped map differs from original\n");
          fprintf(stderr, "length: dumped %zu, original %zu\n",
                  strlen(dump),
                  strlen(original));
          fprintf(stderr, "dumped map:\n");
          fprintf(stderr, "%s\n", dump);
          ret = 1;
          goto err_dump;
      }
  
      ret = EXIT_SUCCESS;
  err_dump:
      free(original);
      free(dump);
      xkb_keymap_unref(keymap);
      xkb_context_unref(ctx);
  err_xcb:
      xcb_disconnect(conn);
  err_conn:
      return ret;
  }
  
  int main(void) {
      test_init();
  
      return x11_tests_run();
  }
  

Download