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.
41 lines
1.2 KiB
41 lines
1.2 KiB
'use strict';
|
|
|
|
const common = require('../common');
|
|
const assert = require('assert');
|
|
const zlib = require('zlib');
|
|
|
|
const {
|
|
Z_PARTIAL_FLUSH, Z_SYNC_FLUSH, Z_FULL_FLUSH, Z_FINISH
|
|
} = zlib.constants;
|
|
|
|
common.crashOnUnhandledRejection();
|
|
|
|
async function getOutput(...sequenceOfFlushes) {
|
|
const zipper = zlib.createGzip({ highWaterMark: 16384 });
|
|
|
|
zipper.write('A'.repeat(17000));
|
|
for (const flush of sequenceOfFlushes) {
|
|
zipper.flush(flush);
|
|
}
|
|
|
|
const data = [];
|
|
|
|
return new Promise((resolve) => {
|
|
zipper.on('data', common.mustCall((d) => {
|
|
data.push(d);
|
|
if (data.length === 2) resolve(Buffer.concat(data));
|
|
}, 2));
|
|
});
|
|
}
|
|
|
|
(async function() {
|
|
assert.deepStrictEqual(await getOutput(Z_SYNC_FLUSH),
|
|
await getOutput(Z_SYNC_FLUSH, Z_PARTIAL_FLUSH));
|
|
assert.deepStrictEqual(await getOutput(Z_SYNC_FLUSH),
|
|
await getOutput(Z_PARTIAL_FLUSH, Z_SYNC_FLUSH));
|
|
|
|
assert.deepStrictEqual(await getOutput(Z_FINISH),
|
|
await getOutput(Z_FULL_FLUSH, Z_FINISH));
|
|
assert.deepStrictEqual(await getOutput(Z_FINISH),
|
|
await getOutput(Z_SYNC_FLUSH, Z_FINISH));
|
|
})();
|
|
|