/* globals: beforeEach, describe, it, module, inject, expect */
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describe('RecursionHelper', function(){
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var $compile, parent, scope, link;
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angular.module('Tree', []).directive("tree", function(RecursionHelper){
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return {
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restrict: "E",
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scope: {
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family: '='
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},
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replace: true,
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template: '' +
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'<div class="tree">' +
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' <p>{{ family.name }}</p>' +
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' <ul>' +
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' <li ng-repeat="child in family.children">' +
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' <tree family="child"></tree>' +
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' </li>' +
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' </ul>' +
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'</div>',
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compile: function(element){
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return RecursionHelper.compile(element, link);
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}
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};
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});
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beforeEach(module('RecursionHelper', 'Tree'));
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beforeEach(inject(function(_$compile_, $rootScope){
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$compile = _$compile_;
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scope = $rootScope.$new();
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scope.treeFamily = {
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name: "Parent",
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children: [
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{
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name: "Child1",
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children: [
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{
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name: "Grandchild1",
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children: []
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},
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{
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name: "Grandchild2",
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children: []
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},
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{
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name: "Grandchild3",
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children: []
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}
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]
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},
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{
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name: "Child2",
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children: []
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}
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]
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};
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}));
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function compileTree(){
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parent = $compile('<tree family="treeFamily"></tree>')(scope);
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scope.$apply();
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}
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it('should render the whole tree', function(){
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compileTree();
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var children = parent.children('ul').children();
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var grandChildren = children.find(':first-child').children('ul').children();
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expect(children.length).toBe(2);
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expect(grandChildren.length).toBe(3);
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});
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it('should call the pre and post linking functions, when passed as object in the link parameter', function(){
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link = {
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pre: jasmine.createSpy('pre'),
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post: jasmine.createSpy('post')
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};
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compileTree();
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expect(link.pre).toHaveBeenCalled();
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expect(link.post).toHaveBeenCalled();
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});
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it('should call the post linking function, when passed as function in the link parameter', function(){
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link = jasmine.createSpy('post');
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compileTree();
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expect(link).toHaveBeenCalled();
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});
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});
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