Port the tests of JavaScript's date parsing.

https://github.com/ariya/phantomjs/issues/12439

test/run-tests.py

@@ -22,12 +22,12 @@ TESTS = [
     'module/system/stdout.js',
     'module/system/stdin.js',
     'module/system/stderr.js',
+    'standards/javascript/date.js',
     'standards/javascript/function.js',
     'regression/issue12482.js',
     'run-tests.js'
 ]
 
-
 def init():
     global base_path, phantomjs_exe, options
 

test/standards/javascript/date.js

@@ -0,0 +1,12 @@
+var assert = require('../../assert');
+
+// construct date in mm-dd-yyyy format
+var date = new Date('2012-09-07');
+assert.isTrue(date.toString() != 'Invalid Date');
+assert.equal(date.getDate(), 6);
+assert.equal(date.getMonth(), 8);
+assert.equal(date.getYear(), 112);
+
+// parse date in ISO8601 format (yyyy-mm-dd)
+var date = Date.parse("2012-01-01");
+assert.equal(date, 1325376000000);

test/webkit-spec.js

@@ -1,14 +1,4 @@
 describe("WebKit", function() {
-    it("should construct date in mm-dd-yyyy format", function() {
-        var date = new Date('2012-09-07');
-        expect(date.toString()).toNotEqual('Invalid Date');
-    });
-
-    it("should parse date in ISO8601 format (yyyy-mm-dd)", function() {
-        var date = Date.parse("2012-01-01");
-        expect(date).toEqual(1325376000000);
-    });
-
     it("should not crash when failing to dirty lines while removing a inline.", function () {
         var p = require("webpage").create();
         p.open('../test/webkit-spec/inline-destroy-dirty-lines-crash.html');