test(ui-grid-grid-footer): Adding unit tests for the grid footer directive.

Author: Portugal, Marcelo

test/unit/core/directives/ui-grid-grid-footer.spec.js

@@ -0,0 +1,67 @@
+(function() {
+	'use strict';
+
+	describe('uiGridGridFooter', function() {
+		var $compile, $document, $rootScope, $scope, data, grid;
+
+		function recompile(template) {
+			grid = angular.element(template);
+
+			$compile(grid)($scope);
+			$document[0].body.appendChild(grid[0]);
+
+			$scope.$apply();
+		}
+
+		beforeEach(function() {
+			module('ui.grid');
+			module('ui.grid.treeView');
+
+			inject(function(_$compile_, _$document_, _$rootScope_) {
+				$compile = _$compile_;
+				$document = _$document_;
+				$rootScope = _$rootScope_;
+			});
+
+			$scope = $rootScope.$new();
+
+			data = [
+				{name: 'Bob', age: 35},
+				{name: 'Bill', age: 25},
+				{name: 'Sam', age: 17},
+				{name: 'Jane', age: 19}
+			];
+
+			$scope.gridOpts = {
+				showGridFooter: true,
+				data: data
+			};
+		});
+
+		it('should compile the grid footer', function() {
+			recompile('<div style="width: 500px; height: 300px" ui-grid="gridOpts"></div>');
+			expect(grid.find('.ui-grid-grid-footer').length).toEqual(1);
+			grid.remove();
+		});
+		it('should display the total number of rows in the grid', function() {
+			recompile('<div style="width: 500px; height: 300px" ui-grid="gridOpts"></div>');
+			expect(grid.find('.ui-grid-grid-footer').text()).toContain('Total Items: ' + $scope.gridOpts.data.length);
+			grid.remove();
+		});
+		describe('when tree view is enabled', function() {
+			beforeEach(function() {
+				$scope.gridOpts.showTreeExpandNoChildren = true;
+				for (var i = 1; i <= $scope.gridOpts.data.length; i ++) {
+					data[i-1].$$treeLevel = i%2 === 0 ? 1 : 0;
+				}
+				recompile('<div style="width: 500px; height: 300px" ui-grid="gridOpts" ui-grid-tree-view></div>');
+			});
+			afterEach(function() {
+				grid.remove();
+			});
+			it('should display how many items are showing', function() {
+				expect(grid.find('.ui-grid-grid-footer').text()).toContain('(Showing Items: ' + $scope.gridOpts.data.length/2 + ')');
+			});
+		});
+	});
+})();