From 9ea0a3fe6631f3632152cc9918567d0aeca99efb Mon Sep 17 00:00:00 2001
From: slowbackspace <slowbackspace@gmail.com>
Date: Fri, 12 Apr 2019 17:24:15 +0200
Subject: [PATCH] add tests

---
 src/utils/__tests__/l10n.js | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 src/utils/__tests__/l10n.js

diff --git a/src/utils/__tests__/l10n.js b/src/utils/__tests__/l10n.js
new file mode 100644
index 00000000..e2e5a557
--- /dev/null
+++ b/src/utils/__tests__/l10n.js
@@ -0,0 +1,17 @@
+import * as utils from '../l10n';
+
+describe('l10n utils: getInitialLocale', () => {
+    it('default lang', () => {
+        expect(utils.getInitialLocale(0)).toBe('en');
+        expect(utils.getInitialLocale(null)).toBe('en');
+        expect(utils.getInitialLocale(undefined)).toBe('en');
+        expect(utils.getInitialLocale('dadada')).toBe('en');
+        expect(utils.getInitialLocale('')).toBe('en');
+    });
+
+    it('browser locales', () => {
+        expect(utils.getInitialLocale('zh')).toBe('zh');
+        expect(utils.getInitialLocale('cs-CZ')).toBe('cs');
+        expect(utils.getInitialLocale('en_GB')).toBe('en');
+    });
+});