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4f2e372716
Export a new common.noop no-operation function for general use. Allow using common.mustCall() without a fn argument to simplify test cases. Replace various non-op functions throughout tests with common.noop PR-URL: https://github.com/nodejs/node/pull/12027 Reviewed-By: Jeremiah Senkpiel <fishrock123@rocketmail.com> Reviewed-By: Richard Lau <riclau@uk.ibm.com> Reviewed-By: Gibson Fahnestock <gibfahn@gmail.com> Reviewed-By: Teddy Katz <teddy.katz@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Franziska Hinkelmann <franziska.hinkelmann@gmail.com>
35 lines
955 B
JavaScript
35 lines
955 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 stream = require('stream');
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const r = new stream.Readable({
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read: common.noop
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});
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// readableListening state should start in `false`.
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assert.strictEqual(r._readableState.readableListening, false);
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r.on('readable', common.mustCall(() => {
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// Inside the readable event this state should be true.
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assert.strictEqual(r._readableState.readableListening, true);
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}));
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r.push(Buffer.from('Testing readableListening state'));
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const r2 = new stream.Readable({
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read: common.noop
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});
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// readableListening state should start in `false`.
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assert.strictEqual(r2._readableState.readableListening, false);
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r2.on('data', common.mustCall((chunk) => {
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// readableListening should be false because we don't have
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// a `readable` listener
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assert.strictEqual(r2._readableState.readableListening, false);
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}));
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r2.push(Buffer.from('Testing readableListening state'));
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