15 lines
485 B
JavaScript
15 lines
485 B
JavaScript
"use strict";
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test("basic functionality", () => {
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[true, false, "foo", 123].forEach(primitive => {
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expect(() => {
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primitive.foo = "bar";
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}).toThrowWithMessage(TypeError, "Cannot assign property foo to primitive value");
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expect(() => {
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primitive[Symbol.hasInstance] = 123;
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}).toThrowWithMessage(
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TypeError,
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"Cannot assign property Symbol(Symbol.hasInstance) to primitive value"
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);
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});
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});
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