From 43a97878ce14b72f0981164f87f2e35e14151312 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 11:22:09 +0200 Subject: Adding upstream version 110.0.1. Signed-off-by: Daniel Baumann --- .../decompression-split-chunk.tentative.any.js | 53 ++++++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 testing/web-platform/tests/compression/decompression-split-chunk.tentative.any.js (limited to 'testing/web-platform/tests/compression/decompression-split-chunk.tentative.any.js') diff --git a/testing/web-platform/tests/compression/decompression-split-chunk.tentative.any.js b/testing/web-platform/tests/compression/decompression-split-chunk.tentative.any.js new file mode 100644 index 0000000000..96c26f004c --- /dev/null +++ b/testing/web-platform/tests/compression/decompression-split-chunk.tentative.any.js @@ -0,0 +1,53 @@ +// META: global=window,worker + +'use strict'; + +const compressedBytesWithDeflate = new Uint8Array([120, 156, 75, 173, 40, 72, 77, 46, 73, 77, 81, 200, 47, 45, 41, 40, 45, 1, 0, 48, 173, 6, 36]); +const compressedBytesWithGzip = new Uint8Array([31, 139, 8, 0, 0, 0, 0, 0, 0, 3, 75, 173, 40, 72, 77, 46, 73, 77, 81, 200, 47, 45, 41, 40, 45, 1, 0, 176, 1, 57, 179, 15, 0, 0, 0]); +const compressedBytesWithDeflateRaw = new Uint8Array([ + 0x4b, 0xad, 0x28, 0x48, 0x4d, 0x2e, 0x49, 0x4d, 0x51, 0xc8, + 0x2f, 0x2d, 0x29, 0x28, 0x2d, 0x01, 0x00, +]); +const expectedChunkValue = new TextEncoder().encode('expected output'); + +async function decompressArrayBuffer(input, format, chunkSize) { + const ds = new DecompressionStream(format); + const reader = ds.readable.getReader(); + const writer = ds.writable.getWriter(); + for (let beginning = 0; beginning < input.length; beginning += chunkSize) { + writer.write(input.slice(beginning, beginning + chunkSize)); + } + writer.close(); + const out = []; + let totalSize = 0; + while (true) { + const { value, done } = await reader.read(); + if (done) break; + out.push(value); + totalSize += value.byteLength; + } + const concatenated = new Uint8Array(totalSize); + let offset = 0; + for (const array of out) { + concatenated.set(array, offset); + offset += array.byteLength; + } + return concatenated; +} + +for (let chunkSize = 1; chunkSize < 16; ++chunkSize) { + promise_test(async t => { + const decompressedData = await decompressArrayBuffer(compressedBytesWithDeflate, 'deflate', chunkSize); + assert_array_equals(decompressedData, expectedChunkValue, "value should match"); + }, `decompressing splitted chunk into pieces of size ${chunkSize} should work in deflate`); + + promise_test(async t => { + const decompressedData = await decompressArrayBuffer(compressedBytesWithGzip, 'gzip', chunkSize); + assert_array_equals(decompressedData, expectedChunkValue, "value should match"); + }, `decompressing splitted chunk into pieces of size ${chunkSize} should work in gzip`); + + promise_test(async t => { + const decompressedData = await decompressArrayBuffer(compressedBytesWithDeflateRaw, 'deflate-raw', chunkSize); + assert_array_equals(decompressedData, expectedChunkValue, "value should match"); + }, `decompressing splitted chunk into pieces of size ${chunkSize} should work in deflate-raw`); +} -- cgit v1.2.3