mirror of
https://github.com/RGBCube/serenity
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eaf8c2e398
Using ErrorType::ReferencePrimitiveSetProperty the errors for primitives now look like "Cannot set property 'foo' of number '123'". The strict-mode-errors test has been adjusted and re-enabled.
27 lines
774 B
JavaScript
27 lines
774 B
JavaScript
test("basic functionality", () => {
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const s1 = Symbol("foo");
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const s2 = Symbol("foo");
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expect(s1).not.toBe(s2);
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expect(s1.description).toBe("foo");
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expect(s2.description).toBe("foo");
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s1.description = "bar";
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expect(s1.description).toBe("foo");
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expect(typeof s1).toBe("symbol");
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});
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test("constructing symbol from symbol is an error", () => {
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expect(() => {
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Symbol(Symbol("foo"));
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}).toThrowWithMessage(TypeError, "Cannot convert symbol to string");
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});
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test("setting new properties on a symbol is an error in strict mode", () => {
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"use strict";
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var symbol = Symbol("foo");
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expect(() => {
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symbol.bar = 42;
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}).toThrowWithMessage(TypeError, "Cannot set property 'bar' of symbol 'Symbol(foo)'");
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});
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