1 files changed, 53 insertions, 0 deletions
diff --git a/intl/locale/tests/gtest/TestLocaleServiceNegotiate.cpp b/intl/locale/tests/gtest/TestLocaleServiceNegotiate.cpp
new file mode 100644
index 0000000000..c428e81c8d
--- /dev/null
+++ b/intl/locale/tests/gtest/TestLocaleServiceNegotiate.cpp
@@ -0,0 +1,53 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "gtest/gtest.h"
+#include "mozilla/intl/LocaleService.h"
+
+using namespace mozilla::intl;
+
+TEST(Intl_Locale_LocaleService, Negotiate)
+{
+  nsTArray<nsCString> requestedLocales;
+  nsTArray<nsCString> availableLocales;
+  nsTArray<nsCString> supportedLocales;
+  nsAutoCString defaultLocale("en-US");
+  int32_t strategy = LocaleService::kLangNegStrategyFiltering;
+
+  requestedLocales.AppendElement("sr"_ns);
+
+  availableLocales.AppendElement("sr-Cyrl"_ns);
+  availableLocales.AppendElement("sr-Latn"_ns);
+
+  LocaleService::GetInstance()->NegotiateLanguages(
+      requestedLocales, availableLocales, defaultLocale, strategy,
+      supportedLocales);
+
+  ASSERT_TRUE(supportedLocales.Length() == 2);
+  ASSERT_TRUE(supportedLocales[0].EqualsLiteral("sr-Cyrl"));
+  ASSERT_TRUE(supportedLocales[1].EqualsLiteral("en-US"));
+}
+
+TEST(Intl_Locale_LocaleService, UseLSDefaultLocale)
+{
+  nsTArray<nsCString> requestedLocales;
+  nsTArray<nsCString> availableLocales;
+  nsTArray<nsCString> supportedLocales;
+  nsAutoCString defaultLocale("en-US");
+  int32_t strategy = LocaleService::kLangNegStrategyLookup;
+
+  requestedLocales.AppendElement("sr"_ns);
+
+  availableLocales.AppendElement("de"_ns);
+
+  LocaleService::GetInstance()->NegotiateLanguages(
+      requestedLocales, availableLocales, defaultLocale, strategy,
+      supportedLocales);
+
+  nsAutoCString lsDefaultLocale;
+  LocaleService::GetInstance()->GetDefaultLocale(lsDefaultLocale);
+  ASSERT_TRUE(supportedLocales.Length() == 1);
+  ASSERT_TRUE(supportedLocales[0].Equals(lsDefaultLocale));
+}