mirror of
https://github.com/streetwriters/notesnook.git
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51 lines
1.7 KiB
TypeScript
51 lines
1.7 KiB
TypeScript
/*
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This file is part of the Notesnook project (https://notesnook.com/)
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Copyright (C) 2023 Streetwriters (Private) Limited
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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import "./bootstrap";
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import { test } from "vitest";
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import { ChunkedStream } from "../src/utils/streams/chunked-stream";
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import { Readable } from "stream";
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import { createReadStream } from "fs";
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import { consumeReadableStream } from "../src/utils/stream";
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import { xxhash64 } from "hash-wasm";
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import path from "path";
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const CHUNK_SIZE = 512 * 1024 + 17;
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test("chunked stream should create equal sized chunks", async (t) => {
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const chunks = await consumeReadableStream(
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(
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Readable.toWeb(
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createReadStream(path.join(__dirname, "data", "35a4b0a78dbb9260"))
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) as ReadableStream<Uint8Array>
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).pipeThrough(new ChunkedStream(CHUNK_SIZE, "copy"))
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);
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t.expect(await Promise.all(chunks.map((a) => xxhash64(a)))).toMatchObject([
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"9a3fa91d341b245d",
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"c6b5d3ec17f14a5e",
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"5163243faf462ce4",
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"63aca6b8a7f68476",
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"cd9d082fa3015bd3"
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]);
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t.expect(
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await Promise.all(chunks.map((a) => a.byteOffset === 0))
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).toMatchObject([true, true, true, true, true]);
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});
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