70 lines
2.1 KiB
JavaScript
70 lines
2.1 KiB
JavaScript
test("invariants", () => {
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expect(Atomics.or).toHaveLength(3);
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});
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test("error cases", () => {
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expect(() => {
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Atomics.or("not an array", 0, 1);
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}).toThrow(TypeError);
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expect(() => {
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const bad_array_type = new Float32Array(4);
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Atomics.or(bad_array_type, 0, 1);
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}).toThrow(TypeError);
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expect(() => {
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const bad_array_type = new Uint8ClampedArray(4);
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Atomics.or(bad_array_type, 0, 1);
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}).toThrow(TypeError);
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expect(() => {
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const array = new Int32Array(4);
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Atomics.or(array, 100, 1);
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}).toThrow(RangeError);
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});
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test("basic functionality (non-BigInt)", () => {
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[Int8Array, Int16Array, Int32Array, Uint8Array, Uint16Array, Uint32Array].forEach(ArrayType => {
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const array = new ArrayType(2);
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array[0] = 0b0000;
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array[1] = 0b0101;
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expect(Atomics.or(array, 0, 0b0000)).toBe(0b0000);
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expect(array).toEqual([0b0000, 0b0101]);
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expect(Atomics.or(array, 0, 0b1111)).toBe(0b0000);
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expect(array).toEqual([0b1111, 0b0101]);
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expect(Atomics.or(array, 1, 0b0101)).toBe(0b0101);
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expect(array).toEqual([0b1111, 0b0101]);
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expect(Atomics.or(array, 1, 0b1000)).toBe(0b0101);
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expect(array).toEqual([0b1111, 0b1101]);
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expect(Atomics.or(array, 1, 0b0010)).toBe(0b1101);
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expect(array).toEqual([0b1111, 0b1111]);
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});
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});
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test("basic functionality (BigInt)", () => {
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[BigInt64Array, BigUint64Array].forEach(ArrayType => {
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const array = new ArrayType(2);
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array[0] = 0b0000n;
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array[1] = 0b0101n;
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expect(Atomics.or(array, 0, 0b0000n)).toBe(0b0000n);
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expect(array).toEqual([0b0000n, 0b0101n]);
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expect(Atomics.or(array, 0, 0b1111n)).toBe(0b0000n);
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expect(array).toEqual([0b1111n, 0b0101n]);
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expect(Atomics.or(array, 1, 0b0101n)).toBe(0b0101n);
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expect(array).toEqual([0b1111n, 0b0101n]);
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expect(Atomics.or(array, 1, 0b1000n)).toBe(0b0101n);
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expect(array).toEqual([0b1111n, 0b1101n]);
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expect(Atomics.or(array, 1, 0b0010n)).toBe(0b1101n);
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expect(array).toEqual([0b1111n, 0b1111n]);
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});
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});
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