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107 lines
3.9 KiB
TypeScript
107 lines
3.9 KiB
TypeScript
// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
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import { getRowPadding, resliceBufferWithPadding } from "./row_padding.ts";
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import { assertEquals } from "@std/assert";
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Deno.test("getRowPadding()", () => {
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const { unpadded, padded } = getRowPadding(64);
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assertEquals(unpadded, 256);
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assertEquals(padded, 256);
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});
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Deno.test("getRowPadding() works for odd number smaller than COPY_BYTES_PER_ROW_ALIGNMENT", () => {
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const { unpadded, padded } = getRowPadding(5);
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assertEquals(unpadded, 20);
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assertEquals(padded, 256);
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});
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Deno.test("getRowPadding() works for odd number larger than COPY_BYTES_PER_ROW_ALIGNMENT", () => {
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const { unpadded, padded } = getRowPadding(329);
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assertEquals(unpadded, 1316);
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assertEquals(padded, 1536);
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});
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Deno.test("getRowPadding() works for even number smaller than COPY_BYTES_PER_ROW_ALIGNMENT", () => {
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const { unpadded, padded } = getRowPadding(4);
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assertEquals(unpadded, 16);
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assertEquals(padded, 256);
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});
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Deno.test("getRowPadding() works for even number larger than COPY_BYTES_PER_ROW_ALIGNMENT", () => {
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const { unpadded, padded } = getRowPadding(4024);
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assertEquals(unpadded, 16096);
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assertEquals(padded, 16128);
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});
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Deno.test("resliceBufferWithPadding()", () => {
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// deno-fmt-ignore
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const input = new Uint8Array([
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0, 255, 0, 255, 255, 0, 0, 255, 0, 255, 0, 255, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 255, 0, 0, 255, 255, 0, 0, 255, 255, 0, 0, 255, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0,
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0]);
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const buf = resliceBufferWithPadding(input, 3, 2);
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assertEquals(
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buf,
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new Uint8Array([
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0,
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255,
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0,
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255,
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255,
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0,
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0,
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255,
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0,
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255,
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0,
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255,
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255,
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0,
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0,
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255,
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255,
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0,
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0,
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255,
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255,
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0,
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0,
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255,
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]),
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);
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});
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