Set up mocha, chai and karma for sheriff-o-matic unit testing.

Tools/GardeningServer/karma.conf.js

+// Karma configuration
+// Generated on Mon Jul 21 2014 15:27:46 GMT-0700 (PDT)
+
+module.exports = function(config) {
+  config.set({
+
+    // base path that will be used to resolve all patterns (eg. files, exclude)
+    basePath: '.',
+
+

[ojan, 2014/07/23 01:36:57]

Why the double newlines?

+    // frameworks to use

[michaelpg, 2014/07/23 02:12:01]

This is how it was formatted when it was generated by "karma init". But it won't
be re-generated so we can format it how we like I guess.

[michaelpg, 2014/07/28 20:35:04]

Done.

+    // available frameworks: https://npmjs.org/browse/keyword/karma-adapter
+    frameworks: ['mocha'],
+
+
+    // mocha setup
+    client: {
+      mocha: {
+        ui: 'tdd'
+      }
+    },
+
+
+    // list of files / patterns to load in the browser
+    files: [
+      {pattern: 'bower_components/**/*.{js,html,css,map}', watched: true, included: false, served: true},
+      {pattern: 'node_modules/**/*.{js,html,css}', watched: true, included: false, served: true},
+      {pattern: 'polymer-load-warning.html', watched: true, included: false, served: true},
+      {pattern: 'ui/**/*[^tests].{js,html,css}', watched: true, included: false, served: true},

[ojan, 2014/07/23 01:36:57]

There's also a model directory now.

[michaelpg, 2014/07/28 20:35:04]

Acknowledged.

+      'test/dependencies.html',
+      'ui/test/*',
+      'test/karmaunittests.html',
+    ],
+
+
+    // list of files to exclude
+    exclude: [
+      'scripts/*tests.js',
+    ],
+
+
+    // preprocess matching files before serving them to the browser
+    // available preprocessors: https://npmjs.org/browse/keyword/karma-preprocessor
+    preprocessors: {
+    },
+
+
+    // test results reporter to use
+    // possible values: 'dots', 'progress'
+    // available reporters: https://npmjs.org/browse/keyword/karma-reporter
+    reporters: ['progress'],
+
+
+    // web server port
+    port: 9876,

[michaelpg, 2014/07/22 22:52:35]

this is the default. would it be safer to pick a more "random" port?
http://xkcd.com/221/

+
+
+    // enable / disable colors in the output (reporters and logs)
+    colors: true,
+
+
+    // level of logging
+    // possible values: config.LOG_DISABLE || config.LOG_ERROR || config.LOG_WARN || config.LOG_INFO || config.LOG_DEBUG
+    logLevel: config.LOG_ERROR,
+
+
+    // enable / disable watching file and executing tests whenever any file changes
+    autoWatch: true,
+
+
+    // start these browsers
+    // available browser launchers: https://npmjs.org/browse/keyword/karma-launcher
+    browsers: ['Chrome'],
+
+
+    // Continuous Integration mode
+    // if true, Karma captures browsers, runs the tests and exits
+    singleRun: false,
+
+    plugins: [
+      'karma-mocha',
+      'karma-chrome-launcher'
+    ]
+  });
+};