test262/test/language/expressions/equals/bigint-and-number-extremes.js

62 lines
4.5 KiB
JavaScript

// Copyright (C) 2017 Josh Wolfe. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
description: Non-strict equality comparison of BigInt and large Number values
esid: sec-abstract-equality-comparison
info: |
12. If Type(x) is BigInt and Type(y) is Number, or if Type(x) is Number and Type(y) is BigInt,
b. If the mathematical value of x is equal to the mathematical value of y, return true, otherwise return false.
features: [BigInt]
---*/
assert.sameValue(1n == Number.MAX_VALUE, false, 'The result of (1n == Number.MAX_VALUE) is false');
assert.sameValue(Number.MAX_VALUE == 1n, false, 'The result of (Number.MAX_VALUE == 1n) is false');
assert.sameValue(
1n == -Number.MAX_VALUE,
false,
'The result of (1n == -Number.MAX_VALUE) is false'
);
assert.sameValue(
-Number.MAX_VALUE == 1n,
false,
'The result of (-Number.MAX_VALUE == 1n) is false'
);
assert.sameValue(
0xfffffffffffff7ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffn == Number.MAX_VALUE,
false,
'The result of (0xfffffffffffff7ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffn == Number.MAX_VALUE) is false'
);
assert.sameValue(
Number.MAX_VALUE == 0xfffffffffffff7ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffn,
false,
'The result of (Number.MAX_VALUE == 0xfffffffffffff7ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffn) is false'
);
assert.sameValue(
0xfffffffffffff800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000n == Number.MAX_VALUE,
true,
'The result of (0xfffffffffffff800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000n == Number.MAX_VALUE) is true'
);
assert.sameValue(
Number.MAX_VALUE == 0xfffffffffffff800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000n,
true,
'The result of (Number.MAX_VALUE == 0xfffffffffffff800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000n) is true'
);
assert.sameValue(
0xfffffffffffff800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001n == Number.MAX_VALUE,
false,
'The result of (0xfffffffffffff800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001n == Number.MAX_VALUE) is false'
);
assert.sameValue(
Number.MAX_VALUE == 0xfffffffffffff800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001n,
false,
'The result of (Number.MAX_VALUE == 0xfffffffffffff800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001n) is false'
);