test(localStorageSpec): upgrade coverage, improve mocks

Author: a8m

test/karma.conf.js

@@ -22,13 +22,14 @@ module.exports = function(config) {
     // - Safari (only Mac)
     // - PhantomJS
     // - IE (only Windows)
-    browsers: ['Chrome'],
+    browsers: ['PhantomJS'],
 
     // list of files / patterns to load in the browser
     files: [
       bower + 'angular/angular.js',
       bower + 'angular-mocks/angular-mocks.js',
       'src/*.js',
+      'test/mock/*.js',
       'test/spec/**/*.js'
     ],
 
@@ -44,6 +45,19 @@ module.exports = function(config) {
 
     // Continuous Integration mode
     // if true, it capture browsers, run tests and exit
-    singleRun: true
+    singleRun: true,
+
+    reporters: ['progress', 'coverage'],
+
+    // preprocessors
+    preprocessors: {
+      'src/*.js': ['coverage']
+    },
+
+    // configure the reporter
+    coverageReporter: {
+      type : 'lcov',
+      dir : 'coverage/'
+    }
   });
 };

test/mock/localStorageMock.js

@@ -0,0 +1,42 @@
+'use strict';
+//Mock localStorage
+function localStorageMock() {
+  var storage = {};
+  Object.defineProperties(storage, {
+    setItem: {
+      value: function(key, value) {
+        storage[key] = value || '';
+      },
+      enumerable: false,
+      writable: true
+    },
+    getItem: {
+      value: function(key) {
+        return storage[key];
+      },
+      enumerable: false,
+      writable: true
+    },
+    removeItem: {
+      value: function(key) {
+        delete storage[key];
+      },
+      enumerable: false,
+      writable: true
+    },
+    length: {
+      get: function() {
+        return Object.keys(storage).length;
+      },
+      enumerable: false
+    },
+    key: {
+      value: function(i) {
+        var aKeys = Object.keys(storage);
+        return aKeys[i] || null;
+      },
+      enumerable: false
+    }
+  });
+  return storage;
+}

test/spec/localStorageSpec.js

@@ -3,30 +3,6 @@
 describe('localStorageService', function() {
   var elmSpy;
 
-  //Mock
-  function localStorageMock() {
-    var keys = {};
-
-    return {
-      setItem: function(key, value) {
-        keys[key] = value || '';
-      },
-      getItem: function(key) {
-        return keys[key];
-      },
-      removeItem: function(key) {
-        delete keys[key];
-      },
-      get length() {
-        return Object.keys(keys).length;
-      },
-      key: function(i) {
-        var aKeys = Object.keys(keys);
-        return aKeys[i] || null;
-      }
-    };
-  }
-
   //Actions
   function getItem(key) {
     return function($window, localStorageService) {
@@ -155,6 +131,11 @@ describe('localStorageService', function() {
     expectAdding('ls.foo', 'bar')
   ));
 
+  it('should add key to localeStorage null if value not provided', inject(
+    addItem('foo'),
+    expectAdding('ls.foo', null)
+  ));
+
   it('should support to set custom prefix', function() {
     module(setPrefix('myApp'));
     inject(
@@ -266,6 +247,17 @@ describe('localStorageService', function() {
     });
   });
 
+  it('should be able to notify/broadcasting if set', function() {
+    module(setNotify(true, true));
+    inject(function($rootScope, localStorageService) {
+      var spy = spyOn($rootScope, '$broadcast');
+
+      localStorageService.set('a8m', 'foobar');
+      localStorageService.remove('a8m', 'foobar');
+      expect(spy.callCount).toEqual(2);
+    });
+  });
+
   it('should be able to bind to scope', inject(function($rootScope, localStorageService) {
 
     localStorageService.set('property', 'oldValue');
@@ -348,6 +340,33 @@ describe('localStorageService', function() {
       expect($window.localStorage.length).toEqual(20);
   }));
 
+  it('should be able to clear all owned keys from storage',inject(function($window, localStorageService) {
+    for(var i = 0; i < 10; i++) {
+      localStorageService.set('key' + i, 'val' + i);
+      $window.localStorage.setItem('key' + i, 'val' + i);
+    }
+
+    localStorageService.clearAll();
+    //remove only owned keys
+    for(var l = 0; l < 10; l++) {
+      expect(localStorageService.get('key' + l)).toEqual(null);
+      expect($window.localStorage.getItem('key' + l)).toEqual('val' + l);
+    }
+  }));
+
+  it('should return array of all owned keys', inject(function($window, localStorageService) {
+    //set keys
+    for(var i = 0; i < 10; i++) {
+      //localStorageService
+      localStorageService.set('ownKey' + i, 'val' + i);
+      //window.localStorage
+      $window.localStorage.setItem('windowKey' + i, 'val' + i);
+    }
+    localStorageService.keys().forEach(function(el, i) {
+      expect(el).toEqual('ownKey' + i);
+    });
+  }));
+
   //sessionStorage
   describe('SessionStorage', function() {
 
@@ -452,6 +471,32 @@ describe('localStorageService', function() {
       expect(localStorageService.cookie.get('cookieKey')).toEqual(['foo', 'bar']);
     }));
 
+    it('should be able to clear all owned keys from cookie', inject(function(localStorageService, $document) {
+      localStorageService.set('ownKey1', 1);
+      $document.cookie = "username=John Doe";
+      localStorageService.clearAll();
+      expect(localStorageService.get('ownKey1')).toEqual(null);
+      expect($document.cookie).not.toEqual('');
+    }));
+
+    it('should be broadcast on adding item', function() {
+      module(setNotify(true, false));
+      inject(function($rootScope, localStorageService) {
+        var spy = spyOn($rootScope, '$broadcast');
+        localStorageService.set('a8m', 'foobar');
+        expect(spy).toHaveBeenCalled();
+      });
+    });
+
+    it('should be broadcast on removing item', function() {
+      module(setNotify(false, true));
+      inject(function($rootScope, localStorageService) {
+        var spy = spyOn($rootScope, '$broadcast');
+        localStorageService.remove('a8m', 'foobar');
+        expect(spy).toHaveBeenCalled();
+      });
+    });
+
     Date.prototype.addDays = function(days) {
       var date = new Date(this.getTime());
       date.setDate(date.getDate() + days);