test262/test/built-ins/Number/S9.1_A1_T1.js

45 lines
861 B
JavaScript

// Copyright 2009 the Sputnik authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
info: |
Result of primitive conversion from object is a default value for the
Object
es5id: 9.1_A1_T1
description: >
Using operator Number. The operator calls ToPrimitive with hint
Number
---*/
// CHECK#1
var object = {
valueOf: function() {
return "1"
},
toString: function() {
return 0
}
};
assert.sameValue(
Number(object),
1,
'Number({valueOf: function() {return "1"}, toString: function() {return 0}}) must return 1'
);
// CHECK#2
var object = {
valueOf: function() {
return {}
},
toString: function() {
return "0"
}
};
assert.sameValue(
Number(object),
0,
'Number({valueOf: function() {return {}}, toString: function() {return "0"}}) must return 0'
);