From a632739617a25545f87eae00b2b44191f3c2792e Mon Sep 17 00:00:00 2001
From: Daniel Thies <dethies@gmail.com>
Date: Fri, 7 Feb 2020 09:51:19 -0600
Subject: [PATCH] MDL-67817 core_date: Add test for timezone localization
 strings

---
 lib/tests/date_test.php | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/lib/tests/date_test.php b/lib/tests/date_test.php
index 2cd0d9f7329dc..702124e9bc276 100644
--- a/lib/tests/date_test.php
+++ b/lib/tests/date_test.php
@@ -166,6 +166,14 @@ public function test_php_gmt_offsets() {
         }
     }
 
+    public function test_timezone_lang_strings() {
+        $phpzones = DateTimeZone::listIdentifiers();
+        $manager = get_string_manager();
+        foreach ($phpzones as $tz) {
+            $this->assertTrue($manager->string_exists(strtolower($tz), 'core_timezones'));
+        }
+    }
+
     public function test_get_localised_timezone() {
         $this->resetAfterTest();