MAINHACK

Viewing / Editing File: log.js

// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.

var assert = require('assert');
var util = require('../../');

assert.ok(process.stdout.writable);
assert.ok(process.stderr.writable);

var stdout_write = global.process.stdout.write;
var strings = [];
global.process.stdout.write = function(string) {
  strings.push(string);
};
console._stderr = process.stdout;

var tests = [
  {input: 'foo', output: 'foo'},
  {input: undefined, output: 'undefined'},
  {input: null, output: 'null'},
  {input: false, output: 'false'},
  {input: 42, output: '42'},
  {input: function(){}, output: '[Function]'},
  {input: parseInt('not a number', 10), output: 'NaN'},
  {input: {answer: 42}, output: '{ answer: 42 }'},
  {input: [1,2,3], output: '[ 1, 2, 3 ]'}
];

// test util.log()
tests.forEach(function(test) {
  util.log(test.input);
  var result = strings.shift().trim(),
      re = (/[0-9]{1,2} [A-Z][a-z]{2} [0-9]{2}:[0-9]{2}:[0-9]{2} - (.+)$/),
      match = re.exec(result);
  assert.ok(match);
  assert.equal(match[1], test.output);
});

global.process.stdout.write = stdout_write;

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