bigint-and-non-finite.js (1632B)
1 // Copyright (C) 2017 Josh Wolfe. All rights reserved. 2 // This code is governed by the BSD license found in the LICENSE file. 3 /*--- 4 description: Comparisons of BigInt and non-finite Number values 5 esid: sec-abstract-relational-comparison 6 info: | 7 ... 8 3. If both px and py are Strings, then 9 ... 10 4. Else, 11 a. Let nx be ? ToNumeric(px). Because px and py are primitive values evaluation order is not important. 12 b. Let ny be ? ToNumeric(py). 13 c. If Type(nx) is Type(ny), return ? Type(nx)::lessThan(nx, ny). 14 d. Assert: Type(nx) is BigInt and Type(ny) is Number, or if Type(nx) is Number and Type(ny) is BigInt. 15 e. If x or y are any of NaN, return undefined. 16 f. If x is -∞, or y is +∞, return true. 17 g. If x is +∞, or y is -∞, return false. 18 features: [BigInt] 19 ---*/ 20 assert.sameValue(1n < Infinity, true, 'The result of (1n < Infinity) is true'); 21 assert.sameValue(Infinity < 1n, false, 'The result of (Infinity < 1n) is false'); 22 assert.sameValue(-1n < Infinity, true, 'The result of (-1n < Infinity) is true'); 23 assert.sameValue(Infinity < -1n, false, 'The result of (Infinity < -1n) is false'); 24 assert.sameValue(1n < -Infinity, false, 'The result of (1n < -Infinity) is false'); 25 assert.sameValue(-Infinity < 1n, true, 'The result of (-Infinity < 1n) is true'); 26 assert.sameValue(-1n < -Infinity, false, 'The result of (-1n < -Infinity) is false'); 27 assert.sameValue(-Infinity < -1n, true, 'The result of (-Infinity < -1n) is true'); 28 assert.sameValue(0n < NaN, false, 'The result of (0n < NaN) is false'); 29 assert.sameValue(NaN < 0n, false, 'The result of (NaN < 0n) is false'); 30 31 reportCompare(0, 0);