JSTests/test262/test/language/expressions/addition/bigint-and-number.js

// Copyright (C) 2018 Igalia, S.L. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-addition-operator-plus-runtime-semantics-evaluation
description: Mixing BigInt and Number produces a TypeError for addition operator
features: [BigInt]
info: |
  Let lprim be ? ToPrimitive(lval).
  Let rprim be ? ToPrimitive(rval).
  ...
  Let lnum be ? ToNumeric(lprim)
  Let rnum be ? ToNumeric(rprim)
  If Type(lnum) does not equal Type(rnum), throw a TypeError exception.
---*/
assert.throws(TypeError, function() {
  1n + 1;
}, '1n + 1 throws TypeError');

assert.throws(TypeError, function() {
  1 + 1n;
}, '1 + 1n throws TypeError');

assert.throws(TypeError, function() {
  Object(1n) + 1;
}, 'Object(1n) + 1 throws TypeError');

assert.throws(TypeError, function() {
  1 + Object(1n);
}, '1 + Object(1n) throws TypeError');

assert.throws(TypeError, function() {
  1n + Object(1);
}, '1n + Object(1) throws TypeError');

assert.throws(TypeError, function() {
  Object(1) + 1n;
}, 'Object(1) + 1n throws TypeError');

assert.throws(TypeError, function() {
  Object(1n) + Object(1);
}, 'Object(1n) + Object(1) throws TypeError');

assert.throws(TypeError, function() {
  Object(1) + Object(1n);
}, 'Object(1) + Object(1n) throws TypeError');

assert.throws(TypeError, function() {
  1n + NaN;
}, '1n + NaN throws TypeError');

assert.throws(TypeError, function() {
  NaN + 1n;
}, 'NaN + 1n throws TypeError');

assert.throws(TypeError, function() {
  1n + Infinity;
}, '1n + Infinity throws TypeError');

assert.throws(TypeError, function() {
  Infinity + 1n;
}, 'Infinity + 1n throws TypeError');

assert.throws(TypeError, function() {
  1n + true;
}, '1n + true throws TypeError');

assert.throws(TypeError, function() {
  true + 1n;
}, 'true + 1n throws TypeError');

assert.throws(TypeError, function() {
  1n + null;
}, '1n + null throws TypeError');

assert.throws(TypeError, function() {
  null + 1n;
}, 'null + 1n throws TypeError');

assert.throws(TypeError, function() {
  1n + undefined;
}, '1n + undefined throws TypeError');

assert.throws(TypeError, function() {
  undefined + 1n;
}, 'undefined + 1n throws TypeError');