mirror of https://github.com/lukechilds/node.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
49 lines
1.2 KiB
49 lines
1.2 KiB
'use strict';
|
|
// test unzipping a gzip file that has trailing garbage
|
|
|
|
const common = require('../common');
|
|
const assert = require('assert');
|
|
const zlib = require('zlib');
|
|
|
|
// should ignore trailing null-bytes
|
|
let data = Buffer.concat([
|
|
zlib.gzipSync('abc'),
|
|
zlib.gzipSync('def'),
|
|
Buffer(10).fill(0)
|
|
]);
|
|
|
|
assert.equal(zlib.gunzipSync(data).toString(), 'abcdef');
|
|
|
|
zlib.gunzip(data, common.mustCall((err, result) => {
|
|
assert.ifError(err);
|
|
assert.equal(result, 'abcdef', 'result should match original string');
|
|
}));
|
|
|
|
// if the trailing garbage happens to look like a gzip header, it should
|
|
// throw an error.
|
|
data = Buffer.concat([
|
|
zlib.gzipSync('abc'),
|
|
zlib.gzipSync('def'),
|
|
Buffer([0x1f, 0x8b, 0xff, 0xff]),
|
|
Buffer(10).fill(0)
|
|
]);
|
|
|
|
assert.throws(() => zlib.gunzipSync(data));
|
|
|
|
zlib.gunzip(data, common.mustCall((err, result) => {
|
|
assert(err);
|
|
}));
|
|
|
|
// In this case the trailing junk is too short to be a gzip segment
|
|
// So we ignore it and decompression succeeds.
|
|
data = Buffer.concat([
|
|
zlib.gzipSync('abc'),
|
|
zlib.gzipSync('def'),
|
|
Buffer([0x1f, 0x8b, 0xff, 0xff])
|
|
]);
|
|
|
|
assert.throws(() => zlib.gunzipSync(data));
|
|
|
|
zlib.gunzip(data, common.mustCall((err, result) => {
|
|
assert(err);
|
|
}));
|
|
|