//@ runBigIntEnabled assert = { sameValue: function (input, expected, message) { if (input !== expected) throw new Error(message); } }; function testDiv(x, y, z, message) { assert.sameValue(x / y, z, message); } testDiv(Object(2n), 1n, 2n, "ToPrimitive: unbox object with internal slot"); let o = { [Symbol.toPrimitive]: function() { return 2n; } }; testDiv(o, 1n, 2n, "ToPrimitive: @@toPrimitive"); o = { valueOf: function() { return 2n; } }; testDiv(o, 1n, 2n, "ToPrimitive: valueOf"); o = { toString: function() { return 2n; } } testDiv(o, 1n, 2n, "ToPrimitive: toString"); o = { valueOf: function() { return 2n; }, toString: function () { throw new Error("Should never execute it"); } }; testDiv(o, 1n, 2n, "ToPrimitive: valueOf");