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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
const { Lz4 } = ChromeUtils.import("resource://gre/modules/lz4.js");
const { OS } = ChromeUtils.import("resource://gre/modules/osfile.jsm");
function compare_arrays(a, b) {
return Array.prototype.join.call(a) == Array.prototype.join.call(b);
}
add_task(async function() {
let path = OS.Path.join("data", "compression.lz");
let data = await OS.File.read(path);
let decompressed = Lz4.decompressFileContent(data);
let text = new TextDecoder().decode(decompressed);
Assert.equal(text, "Hello, lz4");
});
add_task(async function() {
for (let length of [0, 1, 1024]) {
let array = new Uint8Array(length);
for (let i = 0; i < length; ++i) {
array[i] = i % 256;
}
let compressed = Lz4.compressFileContent(array);
info(
"Compressed " + array.byteLength + " bytes into " + compressed.byteLength
);
let decompressed = Lz4.decompressFileContent(compressed);
info(
"Decompressed " +
compressed.byteLength +
" bytes into " +
decompressed.byteLength
);
Assert.ok(compare_arrays(array, decompressed));
}
});
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