1 files changed, 27 insertions, 0 deletions
diff --git a/spec/lib/gitlab/i18n_spec.rb b/spec/lib/gitlab/i18n_spec.rb
new file mode 100644
index 00000000000..52f2614d5ca
--- /dev/null
+++ b/spec/lib/gitlab/i18n_spec.rb
@@ -0,0 +1,27 @@
+require 'spec_helper'
+
+module Gitlab
+  describe I18n, lib: true do
+    let(:user) { create(:user, preferred_language: 'es') }
+
+    describe '.set_locale' do
+      it 'sets the locale based on current user preferred language' do
+        Gitlab::I18n.set_locale(user)
+
+        expect(FastGettext.locale).to eq('es')
+        expect(::I18n.locale).to eq(:es)
+      end
+    end
+
+    describe '.reset_locale' do
+      it 'resets the locale to the default language' do
+        Gitlab::I18n.set_locale(user)
+
+        Gitlab::I18n.reset_locale
+
+        expect(FastGettext.locale).to eq('en')
+        expect(::I18n.locale).to eq(:en)
+      end
+    end
+  end
+end