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27 lines
726 B
27 lines
726 B
'use strict';
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// Regression test for https://github.com/nodejs/node/issues/14523.
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// Checks that flushes interact properly with writableState.needDrain,
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// even if no flush callback was passed.
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const common = require('../common');
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const assert = require('assert');
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const zlib = require('zlib');
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const zipper = zlib.createGzip({ highWaterMark: 16384 });
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const unzipper = zlib.createGunzip();
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zipper.pipe(unzipper);
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zipper.write('A'.repeat(17000));
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zipper.flush();
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let received = 0;
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unzipper.on('data', common.mustCall((d) => {
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received += d.length;
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}, 2));
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// Properly `.end()`ing the streams would interfere with checking that
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// `.flush()` works.
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process.on('exit', () => {
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assert.strictEqual(received, 17000);
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});
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