35 lines
643 B
JavaScript
35 lines
643 B
JavaScript
assert = {
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sameValue: function (input, expected, message) {
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if (input !== expected)
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throw new Error(message);
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}
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};
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function testExp(x, y, z, message) {
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assert.sameValue(x ** y, z, message);
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}
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testExp(Object(2n), 1n, 2n, "ToPrimitive: unbox object with internal slot");
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let o = {
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[Symbol.toPrimitive]: function() {
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return 2n;
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}
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};
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testExp(o, 1n, 2n, "ToPrimitive: @@toPrimitive");
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o = {
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valueOf: function() {
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return 2n;
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}
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};
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testExp(o, 1n, 2n, "ToPrimitive: valueOf");
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o = {
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toString: function() {
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return 2n;
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}
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}
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testExp(o, 1n, 2n, "ToPrimitive: toString");
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