Import intl test suite from v8-i18n project

test/intl/collator/property-override.js

 // Copyright 2013 the V8 project authors. All rights reserved.
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 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 // limitations under the License.
 
-#ifndef V8_EXTENSIONS_I18N_I18N_EXTENSION_H_
-#define V8_EXTENSIONS_I18N_I18N_EXTENSION_H_
+// Checks for security holes introduced by Object.property overrides.
+// For example:
+// Object.defineProperty(Array.prototype, 'locale', {
+//   set: function(value) {
+//     throw new Error('blah');
+//   },
+//   configurable: true,
+//   enumerable: false
+// });
+//
+// would throw in case of (JS) x.locale = 'us' or (C++) x->Set('locale', 'us').
+//
+// Update both collator.js and collator.cc so they have the same list of
+// properties.
 
-#include "v8.h"
+// First get supported properties.
+var properties = [];
+var options = Intl.Collator().resolvedOptions();
+for (var prop in options) {
+  if (options.hasOwnProperty(prop)) {
+    properties.push(prop);
+  }
+}
 
-namespace v8_i18n {
+var expectedProperties = [
+  'caseFirst', 'sensitivity', 'ignorePunctuation',
+  'locale', 'numeric', 'usage', 'collation'
+];
 
-class Extension : public v8::Extension {
- public:
-  Extension();
+assertEquals(expectedProperties.length, properties.length);
 
-  virtual v8::Handle<v8::FunctionTemplate> GetNativeFunction(
-      v8::Handle<v8::String> name);
+properties.forEach(function(prop) {
+  assertFalse(expectedProperties.indexOf(prop) === -1);
+});
 
-  static void Register();
+taintProperties(properties);
 
- private:
-  static Extension* extension_;
-};
-
-}  // namespace v8_i18n
-
-#endif  // V8_EXTENSIONS_I18N_I18N_EXTENSION_H_
+var locale = Intl.Collator().resolvedOptions().locale;