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common.js needs to be loaded in all tests so that there is checking for variable leaks and possibly other things. However, it does not need to be assigned to a variable if nothing in common.js is referred to elsewhere in the test. PR-URL: https://github.com/nodejs/node/pull/4408 Reviewed-By: James M Snell <jasnell@gmail.com>
59 lines
1.2 KiB
JavaScript
59 lines
1.2 KiB
JavaScript
'use strict';
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require('../common');
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var assert = require('assert');
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var Readable = require('_stream_readable');
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var len = 0;
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var chunks = new Array(10);
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for (var i = 1; i <= 10; i++) {
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chunks[i - 1] = new Buffer(i);
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len += i;
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}
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var test = new Readable();
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var n = 0;
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test._read = function(size) {
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var chunk = chunks[n++];
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setTimeout(function() {
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test.push(chunk === undefined ? null : chunk);
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});
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};
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test.on('end', thrower);
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function thrower() {
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throw new Error('this should not happen!');
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}
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var bytesread = 0;
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test.on('readable', function() {
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var b = len - bytesread - 1;
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var res = test.read(b);
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if (res) {
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bytesread += res.length;
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console.error('br=%d len=%d', bytesread, len);
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setTimeout(next);
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}
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test.read(0);
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});
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test.read(0);
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function next() {
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// now let's make 'end' happen
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test.removeListener('end', thrower);
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var endEmitted = false;
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process.on('exit', function() {
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assert(endEmitted, 'end should be emitted by now');
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});
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test.on('end', function() {
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endEmitted = true;
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});
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// one to get the last byte
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var r = test.read();
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assert(r);
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assert.equal(r.length, 1);
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r = test.read();
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assert.equal(r, null);
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}
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