mirror of
https://github.com/nodejs/node.git
synced 2025-05-02 03:31:35 +00:00
acb44d09f4
test readableStream.unpipe(dest) is no operation when dest is not a destination for readable stream. PR-URL: https://github.com/nodejs/node/pull/10100 Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
34 lines
931 B
JavaScript
34 lines
931 B
JavaScript
'use strict';
|
|
const common = require('../common');
|
|
const assert = require('assert');
|
|
|
|
const { Readable, Writable } = require('stream');
|
|
|
|
const source = Readable({read: () => {}});
|
|
const dest1 = Writable({write: () => {}});
|
|
const dest2 = Writable({write: () => {}});
|
|
|
|
source.pipe(dest1);
|
|
source.pipe(dest2);
|
|
|
|
dest1.on('unpipe', common.mustCall(() => {}));
|
|
dest2.on('unpipe', common.mustCall(() => {}));
|
|
|
|
assert.strictEqual(source._readableState.pipes[0], dest1);
|
|
assert.strictEqual(source._readableState.pipes[1], dest2);
|
|
assert.strictEqual(source._readableState.pipes.length, 2);
|
|
|
|
// Should be able to unpipe them in the reverse order that they were piped.
|
|
|
|
source.unpipe(dest2);
|
|
|
|
assert.strictEqual(source._readableState.pipes, dest1);
|
|
assert.notStrictEqual(source._readableState.pipes, dest2);
|
|
|
|
dest2.on('unpipe', common.fail);
|
|
source.unpipe(dest2);
|
|
|
|
source.unpipe(dest1);
|
|
|
|
assert.strictEqual(source._readableState.pipes, null);
|