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7c79490bfb
Expose `common.refreshTmpDir()` and only call it for tests that use common.tmpDir or common.PIPE. A positive side effect is the removal of a code smell where child processes were detected by the presence of `.send()`. Now each process can decide for itself if it needs to refresh tmpDir. PR-URL: https://github.com/nodejs/io.js/pull/1954 Reviewed-By: Rod Vagg <rod@vagg.org> Reviewed-By: Johan Bergström <bugs@bergstroem.nu>
92 lines
2.1 KiB
JavaScript
92 lines
2.1 KiB
JavaScript
'use strict';
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var common = require('../common');
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var assert = require('assert');
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var path = require('path');
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var fs = require('fs');
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var util = require('util');
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var filepath = path.join(common.tmpDir, 'write.txt');
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var file;
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var EXPECTED = '012345678910';
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var cb_expected = 'write open drain write drain close error ';
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var cb_occurred = '';
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var countDrains = 0;
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process.on('exit', function() {
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removeTestFile();
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if (cb_occurred !== cb_expected) {
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console.log(' Test callback events missing or out of order:');
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console.log(' expected: %j', cb_expected);
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console.log(' occurred: %j', cb_occurred);
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assert.strictEqual(cb_occurred, cb_expected,
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'events missing or out of order: "' +
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cb_occurred + '" !== "' + cb_expected + '"');
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} else {
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console.log('ok');
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}
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});
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function removeTestFile() {
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try {
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fs.unlinkSync(filepath);
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} catch (e) {}
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}
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common.refreshTmpDir();
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// drain at 0, return false at 10.
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file = fs.createWriteStream(filepath, {
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highWaterMark: 11
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});
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file.on('open', function(fd) {
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console.error('open');
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cb_occurred += 'open ';
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assert.equal(typeof fd, 'number');
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});
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file.on('drain', function() {
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console.error('drain');
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cb_occurred += 'drain ';
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++countDrains;
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if (countDrains === 1) {
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console.error('drain=1, write again');
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assert.equal(fs.readFileSync(filepath, 'utf8'), EXPECTED);
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console.error('ondrain write ret=%j', file.write(EXPECTED));
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cb_occurred += 'write ';
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} else if (countDrains == 2) {
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console.error('second drain, end');
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assert.equal(fs.readFileSync(filepath, 'utf8'), EXPECTED + EXPECTED);
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file.end();
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}
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});
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file.on('close', function() {
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cb_occurred += 'close ';
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assert.strictEqual(file.bytesWritten, EXPECTED.length * 2);
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file.write('should not work anymore');
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});
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file.on('error', function(err) {
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cb_occurred += 'error ';
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assert.ok(err.message.indexOf('write after end') >= 0);
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});
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for (var i = 0; i < 11; i++) {
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var ret = file.write(i + '');
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console.error('%d %j', i, ret);
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// return false when i hits 10
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assert(ret === (i != 10));
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}
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cb_occurred += 'write ';
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