8023368: Instance __proto__ property should exist and be writable.
Reviewed-by: attila, hannesw
/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
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*
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
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*/
/**
* JDK-8011382: Data prototype methods and constructor do not call user defined toISOString, valueOf methods per spec.
*
* @test
* @run
*/
var yearValueOf = 0;
var monthValueOf = 0;
var dayValueOf = 0;
var d = new Date(
{
valueOf: function() { yearValueOf++; return NaN; }
},
{
valueOf: function() { monthValueOf++; return NaN; }
},
{
valueOf: function() { dayValueOf++; return NaN; }
}
);
if (yearValueOf !== 1) {
fail("Date constructor does not call valueOf on year argument once");
}
if (monthValueOf !== 1) {
fail("Date constructor does not call valueOf on month argument once");
}
if (dayValueOf !== 1) {
fail("Date constructor does not call valueOf on day argument once");
}
yearValueOf = 0;
monthValueOf = 0;
dayValueOf = 0;
d = new Date();
d.setFullYear(
{
valueOf: function() { yearValueOf++; return NaN; }
},
{
valueOf: function() { monthValueOf++; return NaN; }
},
{
valueOf: function() { dayValueOf++; return NaN; }
}
);
if (yearValueOf !== 1) {
fail("Date setFullYear does not call valueOf on year argument once");
}
if (monthValueOf !== 1) {
fail("Date setFullYear does not call valueOf on month argument once");
}
if (dayValueOf !== 1) {
fail("Date setFullYear does not call valueOf on day argument once");
}
// check toJSON calls toISOString override
var toISOStringCalled = 0;
d = new Date();
d.toISOString = function() {
toISOStringCalled++;
};
d.toJSON();
if (toISOStringCalled !== 1) {
fail("toISOString was not called by Date.prototype.toJSON once");
}
toISOStringCalled = 0;
// toJSON is generic - try for non-Date object
Date.prototype.toJSON.call({
toISOString: function() {
toISOStringCalled++;
},
valueOf: function() {
return 12;
}
});
if (toISOStringCalled !== 1) {
fail("toISOString was not called by Date.prototype.toJSON once");
}