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/proc/self/root/var/runtime/node_modules/@aws-sdk/node_modules/aws-crt/lib/native

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checksums.spec.ts2.8 KB · 102 lines
/* * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved. * SPDX-License-Identifier: Apache-2.0. */  import * as checksums from './checksums'; test('crc32_zeros_one_shot', () => {    const arr = new Uint8Array(32);    const output = checksums.crc32(arr);    const expected = 0x190A55AD    expect(output).toEqual(expected);}); test('crc32_zeros_iterated', () => {    let output = 0    for (let i = 0; i < 32; i++) {        output = checksums.crc32(new Uint8Array(1), output)    }    const expected = 0x190A55AD;    expect(output).toEqual(expected);}); test('crc32_values_one_shot', () => {    const arr = Uint8Array.from(Array(32).keys());    const output = checksums.crc32(arr);    const expected = 0x91267E8A    expect(output).toEqual(expected);}); test('crc32_values_iterated', () => {    let output = 0    for (let i = 0; i < 32; i++) {        output = checksums.crc32(Uint8Array.from([i]), output);    }    const expected = 0x91267E8A;    expect(output).toEqual(expected);}); test('crc32_large_buffer', () => {    const arr = new Uint8Array(25 * 2**20);    const output = checksums.crc32(arr);    const expected = 0x72103906    expect(output).toEqual(expected);}); test('crc32c_zeros_one_shot', () => {    const arr = new Uint8Array(32);    const output = checksums.crc32c(arr);    const expected = 0x8A9136AA    expect(output).toEqual(expected);}); test('crc32c_zeros_iterated', () => {    let output = 0    for (let i = 0; i < 32; i++) {        output = checksums.crc32c(new Uint8Array(1), output)    }    const expected = 0x8A9136AA;    expect(output).toEqual(expected);}); test('crc32c_values_one_shot', () => {    const arr = Uint8Array.from(Array(32).keys());    const output = checksums.crc32c(arr);    const expected = 0x46DD794E    expect(output).toEqual(expected);}); test('crc32c_values_iterated', () => {    let output = 0    for (let i = 0; i < 32; i++) {        output = checksums.crc32c(Uint8Array.from([i]), output);    }    const expected = 0x46DD794E;    expect(output).toEqual(expected);}); test('crc32c_large_buffer', () => {    const arr = new Uint8Array(25 * 2**20);    const output = checksums.crc32c(arr);    const expected = 0xfb5b991d    expect(output).toEqual(expected);}); test('crc64nvme_zeros_one_shot', () => {    const arr = new Uint8Array(32);    const output = checksums.crc64nvme(arr);    expect(output.getBigUint64(0)).toEqual(BigInt("0xCF3473434D4ECF3B"));}); test('crc64nvme_zeros_iterated', () => {    const buffer = new ArrayBuffer(8);    let previous = new DataView(buffer);    previous.setBigUint64(0, BigInt(0));     for (let i = 0; i < 32; i++) {        previous = checksums.crc64nvme(new Uint8Array(1), previous);    }    expect(previous.getBigUint64(0)).toEqual(BigInt("0xCF3473434D4ECF3B"));});