Restore locales after tests

base/i18n/rtl_unittest.cc

Index: base/i18n/rtl_unittest.cc
diff --git a/base/i18n/rtl_unittest.cc b/base/i18n/rtl_unittest.cc
index ddaff1e4372026b44cff21ac00906fcb8fc19db3..a35539fa22575c85d4ea1b3ea4e2871b5c0cbc1d 100644
--- a/base/i18n/rtl_unittest.cc
+++ b/base/i18n/rtl_unittest.cc
@@ -19,6 +19,21 @@ namespace i18n {
 
 namespace {
 
+class ScopedSetICUDefaultLocale {
+  std::string default_locale;
+
+ public:
+  ScopedSetICUDefaultLocale(std::string locale);
+  ~ScopedSetICUDefaultLocale();
+};
+
+ScopedSetICUDefaultLocale::ScopedSetICUDefaultLocale(std::string locale)
+    : default_locale(locale) {}
+
+ScopedSetICUDefaultLocale::~ScopedSetICUDefaultLocale() {
+  i18n::SetICUDefaultLocale(default_locale.data());
+}
+
 // A test utility function to set the application default text direction.
 void SetRTL(bool rtl) {
   // Override the current locale/direction.
@@ -305,6 +320,7 @@ TEST_F(RTLTest, WrapString) {
 
   const bool was_rtl = IsRTL();
 
+  ScopedSetICUDefaultLocale restore_object(uloc_getDefault());
   for (size_t i = 0; i < 2; ++i) {
     // Toggle the application default text direction (to try each direction).
     SetRTL(!IsRTL());
@@ -352,6 +368,7 @@ TEST_F(RTLTest, GetDisplayStringInLTRDirectionality) {
 
   const bool was_rtl = IsRTL();
 
+  ScopedSetICUDefaultLocale restore_object(uloc_getDefault());
   for (size_t i = 0; i < 2; ++i) {
     // Toggle the application default text direction (to try each direction).
     SetRTL(!IsRTL());
@@ -438,6 +455,7 @@ TEST_F(RTLTest, UnadjustStringForLocaleDirection) {
 
   const bool was_rtl = IsRTL();
 
+  ScopedSetICUDefaultLocale restore_object(uloc_getDefault());
   for (size_t i = 0; i < 2; ++i) {
     // Toggle the application default text direction (to try each direction).
     SetRTL(!IsRTL());