Import intl test suite from v8-i18n project

test/intl/overrides/date.js

+// Copyright 2013 the V8 project authors. All rights reserved.
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+//       notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+//       copyright notice, this list of conditions and the following
+//       disclaimer in the documentation and/or other materials provided
+//       with the distribution.
+//     * Neither the name of Google Inc. nor the names of its
+//       contributors may be used to endorse or promote products derived
+//       from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (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.
+
+// Tests Date.prototype.toLocaleXXXString method overrides.
+
+var date = new Date();
+
+
+// Defaults for toLocaleXXXString
+var dtfDate = new Intl.DateTimeFormat();
+var dtfTime = new Intl.DateTimeFormat(
+  [], {hour: 'numeric', minute: 'numeric', second: 'numeric'});
+var dtfAll = new Intl.DateTimeFormat(
+  [], {year: 'numeric', month: 'numeric', day: 'numeric',
+       hour: 'numeric', minute: 'numeric', second: 'numeric'});
+assertEquals(dtfAll.format(date), date.toLocaleString());
+assertEquals(dtfDate.format(date), date.toLocaleDateString());
+assertEquals(dtfTime.format(date), date.toLocaleTimeString());
+
+
+// Specify locale, default options for toLocaleXXXString
+var locale = ['sr'];
+dtfDate = new Intl.DateTimeFormat(locale);
+dtfTime = new Intl.DateTimeFormat(
+  locale, {hour: 'numeric', minute: 'numeric', second: 'numeric'});
+dtfAll = new Intl.DateTimeFormat(
+  locale, {year: 'numeric', month: 'numeric', day: 'numeric',
+           hour: 'numeric', minute: 'numeric', second: 'numeric'});
+assertEquals(dtfAll.format(date), date.toLocaleString(locale));
+assertEquals(dtfDate.format(date), date.toLocaleDateString(locale));
+assertEquals(dtfTime.format(date), date.toLocaleTimeString(locale));
+
+
+// Specify locale and options for toLocaleXXXString
+locale = ['ko'];
+var options = {year: 'numeric', month: 'long', day: 'numeric',
+               hour: 'numeric', minute: '2-digit', second: 'numeric'};
+var dtf = new Intl.DateTimeFormat(locale, options);
+assertEquals(dtf.format(date), date.toLocaleString(locale, options));
+assertEquals(dtf.format(date), date.toLocaleDateString(locale, options));
+assertEquals(dtf.format(date), date.toLocaleTimeString(locale, options));