mirror of
https://github.com/RGBCube/serenity
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27 lines
798 B
JavaScript
27 lines
798 B
JavaScript
// Update when more typed arrays get added
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const TYPED_ARRAYS = [
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Uint8Array,
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Uint16Array,
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Uint32Array,
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Int8Array,
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Int16Array,
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Int32Array,
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Float32Array,
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Float64Array,
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];
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test("basic functionality", () => {
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expect(ArrayBuffer.isView).toHaveLength(1);
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expect(ArrayBuffer.isView()).toBeFalse();
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expect(ArrayBuffer.isView(null)).toBeFalse();
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expect(ArrayBuffer.isView(undefined)).toBeFalse();
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expect(ArrayBuffer.isView([])).toBeFalse();
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expect(ArrayBuffer.isView({})).toBeFalse();
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expect(ArrayBuffer.isView(123)).toBeFalse();
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expect(ArrayBuffer.isView("foo")).toBeFalse();
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expect(ArrayBuffer.isView(new ArrayBuffer())).toBeFalse();
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TYPED_ARRAYS.forEach(T => {
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expect(ArrayBuffer.isView(new T())).toBeTrue();
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});
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});
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