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// Copyright (C) 2019 Aleksey Shvayka. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-date.prototype.tojson
description: >
This value is coerced to primitive with Number hint (exotic @@toPrimitive).
info: |
Date.prototype.toJSON ( key )
[...]
2. Let tv be ? ToPrimitive(O, hint Number).
ToPrimitive ( input [ , PreferredType ] )
1. Assert: input is an ECMAScript language value.
2. If Type(input) is Object, then
[...]
d. Let exoticToPrim be ? GetMethod(input, @@toPrimitive).
e. If exoticToPrim is not undefined, then
i. Let result be ? Call(exoticToPrim, input, « hint »).
ii. If Type(result) is not Object, return result.
features: [Symbol, Symbol.toPrimitive]
---*/
var callCount = 0, _this, _arguments;
var result = new Boolean(false);
var obj = {
toISOString: function() { return result; },
toString: function() { throw new Test262Error('should not be called'); },
valueOf: function() { throw new Test262Error('should not be called'); },
};
obj[Symbol.toPrimitive] = function() {
callCount += 1;
_this = this;
_arguments = arguments;
return 3.14;
};
assert.sameValue(Date.prototype.toJSON.call(obj), result);
assert.sameValue(callCount, 1);
assert.sameValue(_this, obj);
assert.sameValue(_arguments[0], 'number');
assert.sameValue(_arguments.length, 1);
reportCompare(0, 0);
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