| // 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 common = require('../common'); |
| var assert = require('assert'); |
| var Stream = require('stream'); |
| var Console = require('console').Console; |
| var called = false; |
| |
| // ensure the Console instance doesn't write to the |
| // process' "stdout" or "stderr" streams |
| process.stdout.write = process.stderr.write = function() { |
| throw new Error('write() should not be called!'); |
| }; |
| |
| // make sure that the "Console" function exists |
| assert.equal('function', typeof Console); |
| |
| // make sure that the Console constructor throws |
| // when not given a writable stream instance |
| assert.throws(function () { |
| new Console(); |
| }, /Console expects a writable stream/); |
| |
| var out = new Stream(); |
| var err = new Stream(); |
| out.writable = err.writable = true; |
| out.write = err.write = function(d) {}; |
| |
| var c = new Console(out, err); |
| |
| out.write = err.write = function(d) { |
| assert.equal(d, 'test\n'); |
| called = true; |
| }; |
| |
| assert(!called); |
| c.log('test'); |
| assert(called); |
| |
| called = false; |
| c.error('test'); |
| assert(called); |
| |
| out.write = function(d) { |
| assert.equal('{ foo: 1 }\n', d); |
| called = true; |
| }; |
| |
| called = false; |
| c.dir({ foo: 1 }); |
| assert(called); |
| |
| // ensure that the console functions are bound to the console instance |
| called = 0; |
| out.write = function(d) { |
| called++; |
| assert.equal(d, called + ' ' + (called - 1) + ' [ 1, 2, 3 ]\n'); |
| }; |
| [1, 2, 3].forEach(c.log); |
| assert.equal(3, called); |