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[fix test] Fix examples to use newest version of socket.io and helper…
…s. Added tests for ensuring that examples require as expected with no errors.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,16 @@ | ||
| /* | ||
| * examples.js: Tests which ensure all examples do not throw errors. | ||
| * | ||
| * (C) 2010, Charlie Robbins | ||
| * | ||
| */ | ||
|
|
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| var vows = require('vows') | ||
| macros = require('./macros'), | ||
| examples = macros.examples; | ||
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| vows.describe('node-http-proxy/examples').addBatch( | ||
| examples.shouldHaveDeps() | ||
| ).addBatch( | ||
| examples.shouldHaveNoErrors() | ||
| ).export(module); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,101 @@ | ||
| /* | ||
| * examples.js: Macros for testing code in examples/ | ||
| * | ||
| * (C) 2010 Nodejitsu Inc. | ||
| * MIT LICENCE | ||
| * | ||
| */ | ||
|
|
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| var assert = require('assert'), | ||
| fs = require('fs'), | ||
| path = require('path'), | ||
| spawn = require('child_process').spawn, | ||
| async = require('async'); | ||
|
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| var rootDir = path.join(__dirname, '..', '..'), | ||
| examplesDir = path.join(rootDir, 'examples'); | ||
|
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| // | ||
| // ### function shouldHaveDeps () | ||
| // | ||
| // Ensures that all `npm` dependencies are installed in `/examples`. | ||
| // | ||
| exports.shouldHaveDeps = function () { | ||
| return { | ||
| "Before testing examples": { | ||
| topic: function () { | ||
| async.waterfall([ | ||
| // | ||
| // 1. Read files in examples dir | ||
| // | ||
| async.apply(fs.readdir, examplesDir), | ||
| // | ||
| // 2. If node_modules exists, continue. Otherwise | ||
| // exec `npm` to install them | ||
| // | ||
| function checkNodeModules(files, next) { | ||
| if (files.indexOf('node_modules') !== -1) { | ||
| return next(); | ||
| } | ||
|
|
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| var child = spawn('npm', ['install'], { | ||
| cwd: examplesDir | ||
| }); | ||
|
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| child.on('exit', function (code) { | ||
| return code | ||
| ? next(new Error('npm install exited with non-zero exit code')) | ||
| : next(); | ||
| }); | ||
| }, | ||
| // | ||
| // 3. Read files in examples dir again to ensure the install | ||
| // worked as expected. | ||
| // | ||
| async.apply(fs.readdir, examplesDir), | ||
| ], this.callback); | ||
| }, | ||
| "examples/node_modules should exist": function (err, files) { | ||
| assert.notEqual(files.indexOf('node_modules'), -1); | ||
| } | ||
| } | ||
| } | ||
| }; | ||
|
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| // | ||
| // ### function shouldRequire (file) | ||
| // #### @file {string} File to attempt to require | ||
| // | ||
| // Returns a test which attempts to require `file`. | ||
| // | ||
| exports.shouldRequire = function (file) { | ||
| return { | ||
| "should have no errors": function () { | ||
| try { assert.isObject(require(file)) } | ||
| catch (ex) { assert.isNull(ex) } | ||
| } | ||
| }; | ||
| }; | ||
|
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| // | ||
| // ### function shouldHaveNoErrors () | ||
| // | ||
| // Returns a vows context that attempts to require | ||
| // every relevant example file in `examples`. | ||
| // | ||
| exports.shouldHaveNoErrors = function () { | ||
| var context = {}; | ||
|
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| ['balancer', 'http', 'middleware', 'websocket'].forEach(function (dir) { | ||
| var name = 'examples/' + dir, | ||
| files = fs.readdirSync(path.join(rootDir, 'examples', dir)); | ||
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| files.forEach(function (file) { | ||
| context[name + '/' + file] = exports.shouldRequire(path.join( | ||
| examplesDir, dir, file | ||
| )); | ||
| }); | ||
| }); | ||
|
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| return context; | ||
| }; |
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