add unit test for file input component

awx/ui/client/lib/components/input/file.directive.js

@@ -21,7 +21,7 @@ function AtInputFileController (baseInputController, eventService) {
         baseInputController.call(vm, 'input', _scope_, element, form);
 
         scope = _scope_;
-        [input] = element.find('input');
+        input = element.find('input')[0]; // eslint-disable-line prefer-destructuring
 
         vm.listeners = vm.setFileListeners(input);
 

awx/ui/client/lib/components/modal/modal.directive.js

@@ -22,8 +22,8 @@ function AtModalController (eventService, strings) {
     vm.strings = strings;
 
     vm.init = (scope, el) => {
-        [overlay] = el;
-        [modal] = el.find('.at-Modal-window');
+        overlay = el[0]; // eslint-disable-line prefer-destructuring
+        modal = el.find('.at-Modal-window')[0]; // eslint-disable-line prefer-destructuring
 
         vm.modal = scope[scope.ns].modal;
         vm.modal.show = vm.show;

awx/ui/test/unit/components/file.unit.js

@@ -0,0 +1,61 @@
+describe('Components | Input | File', () => {
+    let $scope;
+    let element;
+    let state;
+    let controller;
+
+    const getMockFileEvent = file => ({ target: { files: [file] } });
+
+    beforeEach(() => {
+        angular.mock.module('at.lib.services');
+        angular.mock.module('at.lib.components');
+    });
+
+    describe('AtInputFileController', () => {
+        beforeEach(angular.mock.inject(($rootScope, $compile) => {
+            const component = '<at-input-file id="unit" state="vm.form.unit"></at-input-file>';
+            const dom = angular.element(`<at-form state="vm.form">${component}</at-form>`);
+
+            $scope = $rootScope.$new();
+            $scope.vm = { form: { disabled: false, unit: {} } };
+
+            $compile(dom)($scope);
+            $scope.$digest();
+
+            element = dom.find('#unit');
+            state = $scope.vm.form.unit;
+            controller = element.controller('atInputFile');
+        }));
+
+        it('should initialize without a value by default', () => {
+            expect(state._value).not.toBeDefined();
+            expect(state._displayValue).not.toBeDefined();
+        });
+
+        it('should update display value with file name when file is read', () => {
+            const name = 'notavirus.exe';
+            const reader = { result: 'AAAAAAA' };
+
+            controller.check = jasmine.createSpy('check');
+
+            controller.readFile(reader, getMockFileEvent({ name }));
+
+            $scope.$digest();
+
+            expect(state._value).toBeDefined();
+            expect(state._displayValue).toEqual(name);
+
+            expect(controller.check).toHaveBeenCalled();
+        });
+
+        it('should notify handler on file input change event', () => {
+            controller.handleFileChangeEvent = jasmine.createSpy('handleFileChangeEvent');
+
+            element.find('input')[0].dispatchEvent(new Event('change'));
+
+            $scope.$digest();
+
+            expect(controller.handleFileChangeEvent).toHaveBeenCalled();
+        });
+    });
+});

awx/ui/test/unit/components/index.js

@@ -2,6 +2,7 @@
 import 'angular-mocks';
 
 // Import tests
+import './file.unit';
 import './layout.unit';
 import './side-nav.unit';
 import './side-nav-item.unit';