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92ece8671a
Since 2e568d9 there is a bug where unpiping a stream
from a readable stream that has `_readableState.pipesCount > 1`
will cause it to remove the first stream in the
`_.readableState.pipes` array no matter where in the list the
`dest` stream was.
PR-URL: https://github.com/nodejs/node/pull/9171
Reviewed-By: Evan Lucas <evanlucas@me.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Myles Borins <myles.borins@gmail.com>
31 lines
875 B
JavaScript
31 lines
875 B
JavaScript
'use strict';
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const common = require('../common');
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const assert = require('assert');
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const { Readable, Writable } = require('stream');
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const source = Readable({read: () => {}});
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const dest1 = Writable({write: () => {}});
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const dest2 = Writable({write: () => {}});
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source.pipe(dest1);
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source.pipe(dest2);
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dest1.on('unpipe', common.mustCall(() => {}));
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dest2.on('unpipe', common.mustCall(() => {}));
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assert.strictEqual(source._readableState.pipes[0], dest1);
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assert.strictEqual(source._readableState.pipes[1], dest2);
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assert.strictEqual(source._readableState.pipes.length, 2);
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// Should be able to unpipe them in the reverse order that they were piped.
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source.unpipe(dest2);
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assert.strictEqual(source._readableState.pipes, dest1);
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assert.notStrictEqual(source._readableState.pipes, dest2);
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source.unpipe(dest1);
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assert.strictEqual(source._readableState.pipes, null);
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