Import intl test suite from v8-i18n project

test/intl/date-format/property-override.js

 // Copyright 2013 the V8 project authors. All rights reserved.
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 // modification, are permitted provided that the following conditions are
 // met:
 //
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 //       notice, this list of conditions and the following disclaimer.
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 //       with the distribution.
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 //       from this software without specific prior written permission.
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 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 // limitations under the License.
 
-#ifndef V8_EXTENSIONS_I18N_COLLATOR_H_
-#define V8_EXTENSIONS_I18N_COLLATOR_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 date-format.js and date-format.cc so they have the same list of
+// properties.
 
-#include "unicode/uversion.h"
-#include "v8.h"
-
-namespace U_ICU_NAMESPACE {
-class Collator;
-class UnicodeString;
+// First get supported properties.
+// Some of the properties are optional, so we request them.
+var properties = [];
+var options = Intl.DateTimeFormat(
+  'en-US', {weekday: 'short', era: 'short', year: 'numeric', month: 'short',
+            day: 'numeric', hour: 'numeric', minute: 'numeric',
+            second: 'numeric', timeZoneName: 'short'}).resolvedOptions();
+for (var prop in options) {
+  if (options.hasOwnProperty(prop)) {
+    properties.push(prop);
+  }
 }
 
-namespace v8_i18n {
+var expectedProperties = [
+  'calendar', 'day', 'era', 'hour12', 'hour', 'locale',
+  'minute', 'month', 'numberingSystem',
+  'second', 'timeZone', 'timeZoneName', 'weekday', 'year'
+];
 
-class Collator {
- public:
-  static void JSCreateCollator(const v8::FunctionCallbackInfo<v8::Value>& args);
+assertEquals(expectedProperties.length, properties.length);
 
-  // Helper methods for various bindings.
+properties.forEach(function(prop) {
+  assertFalse(expectedProperties.indexOf(prop) === -1);
+});
 
-  // Unpacks collator object from corresponding JavaScript object.
-  static icu::Collator* UnpackCollator(v8::Handle<v8::Object> obj);
+taintProperties(properties);
 
-  // Release memory we allocated for the Collator once the JS object that
-  // holds the pointer gets garbage collected.
-  static void DeleteCollator(v8::Isolate* isolate,
-                             v8::Persistent<v8::Object>* object,
-                             void* param);
-
-  // Compare two strings and returns -1, 0 and 1 depending on
-  // whether string1 is smaller than, equal to or larger than string2.
-  static void JSInternalCompare(
-      const v8::FunctionCallbackInfo<v8::Value>& args);
-
- private:
-  Collator() {}
-};
-
-}  // namespace v8_i18n
-
-#endif  // V8_EXTENSIONS_I18N_COLLATOR_H_
+var locale = Intl.DateTimeFormat().resolvedOptions().locale;