29 lines
981 B
JavaScript
29 lines
981 B
JavaScript
const WordArray = require("crypto-js/lib-typedarrays");
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const { Uint8ArrayEncoder } = require("../utils");
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describe("utils/Uint8Encoder", () => {
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describe("#parse", () => {
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it("should be able to parse bytes correctly (aligned 4 bytes)", () => {
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const result = Uint8ArrayEncoder.parse(new Uint8Array([1, 2, 3, 4]));
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expect(result.words).toEqual([0x01020304]);
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});
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it("should be able to parse bytes correctly (unaligned)", () => {
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const result = Uint8ArrayEncoder.parse(
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new Uint8Array([1, 2, 3, 4, 0xff, 0x7f])
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);
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expect(result.words).toEqual([0x01020304, 0xff7f0000 | 0]);
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});
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});
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describe("#stringify", () => {
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it("should be able to decode to Uint8Array (aligned)", () => {
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const result = Uint8ArrayEncoder.stringify(
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WordArray.create([0x11223344, 0x55667788])
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);
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expect(result).toEqual(
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new Uint8Array([0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88])
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);
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});
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});
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});
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