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.
35 lines
1.0 KiB
35 lines
1.0 KiB
var common = require('../common');
|
|
var assert = require('assert');
|
|
var zlib = require('zlib');
|
|
var path = require('path');
|
|
var fs = require('fs');
|
|
|
|
var file = fs.readFileSync(path.resolve(common.fixturesDir, 'person.jpg')),
|
|
chunkSize = 16,
|
|
opts = { level: 0 },
|
|
deflater = zlib.createDeflate(opts);
|
|
|
|
var chunk = file.slice(0, chunkSize),
|
|
expectedNone = new Buffer([0x78, 0x01]),
|
|
blkhdr = new Buffer([0x00, 0x10, 0x00, 0xef, 0xff]),
|
|
adler32 = new Buffer([0x00, 0x00, 0x00, 0xff, 0xff]),
|
|
expectedFull = Buffer.concat([blkhdr, chunk, adler32]),
|
|
actualNone,
|
|
actualFull;
|
|
|
|
deflater.write(chunk, function() {
|
|
deflater.flush(zlib.Z_NO_FLUSH, function() {
|
|
actualNone = deflater.read();
|
|
deflater.flush(function() {
|
|
var bufs = [], buf;
|
|
while (buf = deflater.read())
|
|
bufs.push(buf);
|
|
actualFull = Buffer.concat(bufs);
|
|
});
|
|
});
|
|
});
|
|
|
|
process.once('exit', function() {
|
|
assert.deepEqual(actualNone, expectedNone);
|
|
assert.deepEqual(actualFull, expectedFull);
|
|
});
|
|
|