test: add karma-jasmine unit tests

.eslintrc.yml

@@ -1,6 +1,9 @@
 extends:
   - airbnb-base
 
+plugins:
+  - angular
+
 rules:
   import/no-extraneous-dependencies: off
   no-console: off
@@ -10,3 +13,8 @@ rules:
 
 globals:
   angular: true
+
+env:
+  node: true
+  jasmine: true
+  angular/mocks: true

karma.conf.js

@@ -0,0 +1,67 @@
+// Karma configuration
+
+module.exports = (config) => {
+  config.set({
+    // base path that will be used to resolve all patterns (eg. files, exclude)
+    basePath: '',
+
+    // frameworks to use
+    // available frameworks: https://npmjs.org/browse/keyword/karma-adapter
+    frameworks: ['jasmine'],
+
+    // list of files / patterns to load in the browser
+    files: [
+      'node_modules/angular/angular.js',
+      'node_modules/angular-mocks/angular-mocks.js',
+      'node_modules/@uirouter/angularjs/release/angular-ui-router.js',
+      'dist/ui-router-breadcrumbs.js',
+      'tests/**/*.spec.js',
+    ],
+
+    // list of files / patterns to exclude
+    exclude: [],
+
+    // 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,
+
+    // 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_INFO,
+
+    // 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: ['ChromeHeadless'],
+
+    // Continuous Integration mode
+    // if true, Karma captures browsers, runs the tests and exits
+    singleRun: false,
+
+    // Concurrency level
+    // how many browser should be started simultaneous
+    concurrency: Infinity,
+
+    // client options
+    client: {
+      // options for karma-jasmine
+      jasmine: {
+        random: false,
+      },
+    },
+  });
+};