Import intl test suite from v8-i18n project

test/intl/collator/normalization.js

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 // limitations under the License.
 
-#ifndef V8_EXTENSIONS_I18N_COLLATOR_H_
-#define V8_EXTENSIONS_I18N_COLLATOR_H_
+// Make sure normalization is always on, and normalization flag is ignored.
 
-#include "unicode/uversion.h"
-#include "v8.h"
+// We need a character with two combining marks, from two different classes,
+// to make ICU fail comparison without normalization (upper, lower accent).
+// We will just switch order of combining characters to try to induce failure.
 
-namespace U_ICU_NAMESPACE {
-class Collator;
-class UnicodeString;
-}
+// FYI, this one wouldn't work, since both accents are from the same class:
+// http://unicode.org/cldr/utility/character.jsp?a=01DF
 
-namespace v8_i18n {
+// See http://demo.icu-project.org/icu-bin/nbrowser?t=&s=1E09&uv=0 and
+// http://unicode.org/cldr/utility/character.jsp?a=1E09 for character details.
+var toCompare = ['\u0063\u0327\u0301', '\u0063\u0301\u0327'];
 
-class Collator {
- public:
-  static void JSCreateCollator(const v8::FunctionCallbackInfo<v8::Value>& args);
+// Try with normalization off (as an option).
+var collator = Intl.Collator([], {normalization: false});
+// If we accepted normalization parameter, this would have failed.
+assertEquals(0, collator.compare(toCompare[0], toCompare[1]));
+assertFalse(collator.resolvedOptions().hasOwnProperty('normalization'));
 
-  // Helper methods for various bindings.
+// Try with normalization off (as Unicode extension).
+collator = Intl.Collator(['de-u-kk-false']);
+// If we accepted normalization parameter, this would have failed.
+assertEquals(0, collator.compare(toCompare[0], toCompare[1]));
+assertFalse(collator.resolvedOptions().hasOwnProperty('normalization'));
 
-  // Unpacks collator object from corresponding JavaScript object.
-  static icu::Collator* UnpackCollator(v8::Handle<v8::Object> obj);
-
-  // 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_
+// Normalization is on by default.
+collator = Intl.Collator();
+assertEquals(0, collator.compare(toCompare[0], toCompare[1]));
+assertFalse(collator.resolvedOptions().hasOwnProperty('normalization'));