mirror of https://github.com/tc39/test262.git
87 lines
2.7 KiB
JavaScript
87 lines
2.7 KiB
JavaScript
// Copyright (C) 2017 Josh Wolfe. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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description: BigInt.asIntN type coercion for bits parameter
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esid: sec-bigint.asintn
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info: |
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BigInt.asIntN ( bits, bigint )
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1. Let bits be ? ToIndex(bits).
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features: [BigInt, computed-property-names, Symbol, Symbol.toPrimitive]
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---*/
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assert.sameValue(typeof BigInt, 'function');
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assert.sameValue(typeof BigInt.asIntN, 'function');
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assert.throws(RangeError, function() {
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BigInt.asIntN(-1, 0n);
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}, "ToIndex: throw when integerIndex < 0");
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assert.throws(RangeError, function() {
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BigInt.asIntN(-2.5, 0n);
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}, "ToIndex: throw when integerIndex < 0");
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assert.throws(RangeError, function() {
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BigInt.asIntN("-2.5", 0n);
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}, "ToIndex: parse Number => throw when integerIndex < 0");
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assert.throws(RangeError, function() {
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BigInt.asIntN(-Infinity, 0n);
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}, "ToIndex: throw when integerIndex < 0");
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assert.throws(RangeError, function() {
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BigInt.asIntN(9007199254740992, 0n);
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}, "ToIndex: throw when integerIndex > 2**53-1");
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assert.throws(RangeError, function() {
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BigInt.asIntN(Infinity, 0n);
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}, "ToIndex: throw when integerIndex > 2**53-1");
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assert.throws(TypeError, function() {
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BigInt.asIntN(0n, 0n);
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}, "ToIndex: BigInt => TypeError");
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assert.throws(TypeError, function() {
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BigInt.asIntN(Object(0n), 0n);
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}, "ToIndex: unbox object with internal slot => BigInt => TypeError");
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assert.throws(TypeError, function() {
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BigInt.asIntN({
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[Symbol.toPrimitive]: function() {
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return 0n;
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}
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}, 0n);
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}, "ToIndex: @@toPrimitive => BigInt => TypeError");
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assert.throws(TypeError, function() {
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BigInt.asIntN({
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valueOf: function() {
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return 0n;
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}
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}, 0n);
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}, "ToIndex: valueOf => BigInt => TypeError");
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assert.throws(TypeError, function() {
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BigInt.asIntN({
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toString: function() {
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return 0n;
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}
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}, 0n);
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}, "ToIndex: toString => BigInt => TypeError");
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assert.throws(TypeError, function() {
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BigInt.asIntN(Symbol("1"), 0n);
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}, "ToIndex: Symbol => TypeError");
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assert.throws(TypeError, function() {
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BigInt.asIntN(Object(Symbol("1")), 0n);
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}, "ToIndex: unbox object with internal slot => Symbol => TypeError");
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assert.throws(TypeError, function() {
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BigInt.asIntN({
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[Symbol.toPrimitive]: function() {
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return Symbol("1");
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}
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}, 0n);
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}, "ToIndex: @@toPrimitive => Symbol => TypeError");
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assert.throws(TypeError, function() {
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BigInt.asIntN({
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valueOf: function() {
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return Symbol("1");
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}
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}, 0n);
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}, "ToIndex: valueOf => Symbol => TypeError");
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assert.throws(TypeError, function() {
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BigInt.asIntN({
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toString: function() {
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return Symbol("1");
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}
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}, 0n);
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}, "ToIndex: toString => Symbol => TypeError");
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