From 6ac57af143aa023231e4851af5cc16f83f96644d Mon Sep 17 00:00:00 2001
From: Bastien Nocera <hadess@hadess.net>
Date: Thu, 21 Jul 2022 16:39:23 +0200
Subject: tests: Add tests for new locale verification

---
 tests/meson.build | 15 +++++++++
 tests/util.c      | 96 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 111 insertions(+)
 create mode 100644 tests/util.c

diff --git a/tests/meson.build b/tests/meson.build
index 697b4ac..d4a2570 100644
--- a/tests/meson.build
+++ b/tests/meson.build
@@ -70,3 +70,18 @@ else
         test(test_name, find_program('sh'), args: ['-c', 'exit 77'])
     endforeach
 endif
+
+tests = [ 'util' ]
+
+deps = [
+  gio_unix_dep,
+  glib_dep,
+  polkit_gobject_dep,
+]
+
+foreach test_name : tests
+  exe = executable(test_name, '@0@.c'.format(test_name),
+                   include_directories: top_inc,
+                   dependencies: deps)
+  test(test_name, exe)
+endforeach
diff --git a/tests/util.c b/tests/util.c
new file mode 100644
index 0000000..b330a82
--- /dev/null
+++ b/tests/util.c
@@ -0,0 +1,96 @@
+#include <locale.h>
+#undef _DEFAULT_SOURCE
+#include "src/util.c"
+
+int
+main (int    argc,
+      char **argv)
+{
+        guint i;
+
+        setlocale(LC_ALL, "C.UTF-8");
+
+        if (argc > 1) {
+                for (i = 1; i < argc; i++) {
+                        g_autofree char *language = NULL;
+                        g_autofree char *territory = NULL;
+                        g_autofree char *codeset = NULL;
+                        g_autofree char *modifier = NULL;
+
+                        explode_locale (argv[i],
+                                        &language,
+                                        &territory,
+                                        &codeset,
+                                        &modifier);
+
+                        g_print ("Locale: %s\n", argv[i]);
+                        g_print ("\tlanguage: %s\n", language);
+                        g_print ("\tterritory: %s\n", territory);
+                        g_print ("\tcodeset: %s\n", codeset);
+                        g_print ("\tmodifier: %s\n", modifier);
+                        g_print ("\n");
+                }
+                return 0;
+        }
+
+        struct {
+                const char *locale;
+                const char *lang;
+                const char *territory;
+                const char *codeset;
+                const char *modifier;
+        } tests[] = {
+                { "en", "en", NULL, NULL, NULL },
+                { "en_GB", "en", "GB", NULL, NULL },
+                { "en_GB.UTF-8", "en", "GB", "UTF-8", NULL },
+                { "en_GB.UTF-8@latin", "en", "GB", "UTF-8", "latin" },
+                { "en_GB@latin", "en", "GB", NULL, "latin" },
+                { "en_GB.iso8859-1", "en", "GB", "iso8859-1", NULL },
+                { "1234", NULL, NULL, NULL, NULL },
+                { "Test Language 1", NULL, NULL, NULL, NULL },
+                { "en_GB.UTF-8@latin WOOP", NULL, NULL, NULL, NULL },
+                { "ace", "ace", NULL, NULL, NULL },
+                { "be@latin", "be", NULL, NULL, "latin" },
+                { "ca.us-ascii", "ca", NULL, "us-ascii", NULL },
+                { "cs.cp1250", "cs", NULL, "cp1250", NULL },
+                /* qaa-qtz is a fake locale erroneously generated by some
+                 * downstream distributions because of a mistaken entry
+                 * shipped in iso-codes. The ISO 639.2 registration authority
+                 * intended all codes starting with "q" less than "qu" to be
+                 * reserved for local use. Ensure the fake locale isn't
+                 * allowed. */
+                { "qaa-qtz", NULL, NULL, NULL, NULL },
+                { "ru_RU.KOI8-R", "ru", "RU", "KOI8-R", NULL },
+                { "", NULL, NULL, NULL, NULL },
+                { NULL },
+        };
+
+        for (i = 0; tests[i].locale != NULL; i++) {
+                guint mask = 0;
+                g_autofree char *language = NULL;
+                g_autofree char *territory = NULL;
+                g_autofree char *codeset = NULL;
+                g_autofree char *modifier = NULL;
+                int verify = 0;
+
+                g_test_message ("Testing locale %s", tests[i].locale);
+
+                mask = explode_locale (tests[i].locale,
+                                       &language,
+                                       &territory,
+                                       &codeset,
+                                       &modifier);
+                g_assert_cmpstr (language, ==, tests[i].lang);
+                g_assert_cmpstr (territory, ==, tests[i].territory);
+                g_assert_cmpstr (codeset, ==, tests[i].codeset);
+                g_assert_cmpstr (modifier, ==, tests[i].modifier);
+
+                verify = verify_xpg_locale (tests[i].locale) ? 1 : 0;
+                g_assert_cmpint (verify, ==, language != NULL);
+                g_assert_cmpint (!!mask, ==, verify);
+        }
+
+        g_assert_cmpint (!!verify_locale (""), ==, TRUE);
+
+        return 0;
+}
-- 
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