1 files changed, 191 insertions, 0 deletions
diff --git a/test/ng/directive/ngIfSpec.js b/test/ng/directive/ngIfSpec.js
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+'use strict';
+
+describe('ngIf', function () {
+  var $scope, $compile, element;
+
+  beforeEach(inject(function ($rootScope, _$compile_) {
+    $scope = $rootScope.$new();
+    $compile = _$compile_;
+    element = $compile('<div></div>')($scope);
+  }));
+
+  afterEach(function () {
+    dealoc(element);
+  });
+
+  function makeIf(expr) {
+    element.append($compile('<div class="my-class" ng-if="' + expr + '"><div>Hi</div></div>')($scope));
+    $scope.$apply();
+  }
+
+  it('should immediately remove element if condition is false', function () {
+    makeIf('false');
+    expect(element.children().length).toBe(0);
+  });
+
+  it('should leave the element if condition is true', function () {
+    makeIf('true');
+    expect(element.children().length).toBe(1);
+  });
+
+  it('should create then remove the element if condition changes', function () {
+    $scope.hello = true;
+    makeIf('hello');
+    expect(element.children().length).toBe(1);
+    $scope.$apply('hello = false');
+    expect(element.children().length).toBe(0);
+  });
+
+  it('should create a new scope', function () {
+    $scope.$apply('value = true');
+    element.append($compile(
+      '<div ng-if="value"><span ng-init="value=false"></span></div>'
+    )($scope));
+    $scope.$apply();
+    expect(element.children('div').length).toBe(1);
+  });
+
+  it('should play nice with other elements beside it', function () {
+    $scope.values = [1, 2, 3, 4];
+    element.append($compile(
+      '<div ng-repeat="i in values"></div>' +
+        '<div ng-if="values.length==4"></div>' +
+        '<div ng-repeat="i in values"></div>'
+    )($scope));
+    $scope.$apply();
+    expect(element.children().length).toBe(9);
+    $scope.$apply('values.splice(0,1)');
+    expect(element.children().length).toBe(6);
+    $scope.$apply('values.push(1)');
+    expect(element.children().length).toBe(9);
+  });
+
+  it('should restore the element to its compiled state', function() {
+    $scope.value = true;
+    makeIf('value');
+    expect(element.children().length).toBe(1);
+    jqLite(element.children()[0]).removeClass('my-class');
+    expect(element.children()[0].className).not.toContain('my-class');
+    $scope.$apply('value = false');
+    expect(element.children().length).toBe(0);
+    $scope.$apply('value = true');
+    expect(element.children().length).toBe(1);
+    expect(element.children()[0].className).toContain('my-class');
+  });
+
+});
+
+describe('ngIf ngAnimate', function () {
+  var vendorPrefix, window;
+  var body, element;
+
+  function html(html) {
+    body.html(html);
+    element = body.children().eq(0);
+    return element;
+  }
+
+  beforeEach(function() {
+    // we need to run animation on attached elements;
+    body = jqLite(document.body);
+  });
+
+  afterEach(function(){
+    dealoc(body);
+    dealoc(element);
+  });
+
+  beforeEach(module(function($animationProvider, $provide) {
+    $provide.value('$window', window = angular.mock.createMockWindow());
+    return function($sniffer, $animator) {
+      vendorPrefix = '-' + $sniffer.vendorPrefix + '-';
+      $animator.enabled(true);
+    };
+  }));
+
+  it('should fire off the enter animation + add and remove the css classes',
+    inject(function($compile, $rootScope, $sniffer) {
+      var $scope = $rootScope.$new();
+      var style = vendorPrefix + 'transition: 1s linear all';
+      element = $compile(html(
+        '<div>' +
+          '<div ng-if="value" style="' + style + '" ng-animate="{enter: \'custom-enter\', leave: \'custom-leave\'}"><div>Hi</div></div>' +
+        '</div>'
+      ))($scope);
+
+      $rootScope.$digest();
+      $scope.$apply('value = true');
+
+
+      expect(element.children().length).toBe(1);
+      var first = element.children()[0];
+
+      if ($sniffer.supportsTransitions) {
+        expect(first.className).toContain('custom-enter-setup');
+        window.setTimeout.expect(1).process();
+        expect(first.className).toContain('custom-enter-start');
+        window.setTimeout.expect(1000).process();
+      } else {
+        expect(window.setTimeout.queue).toEqual([]);
+      }
+
+      expect(first.className).not.toContain('custom-enter-setup');
+      expect(first.className).not.toContain('custom-enter-start');
+  }));
+
+  it('should fire off the leave animation + add and remove the css classes',
+    inject(function ($compile, $rootScope, $sniffer) {
+      var $scope = $rootScope.$new();
+      var style = vendorPrefix + 'transition: 1s linear all';
+      element = $compile(html(
+        '<div>' +
+          '<div ng-if="value" style="' + style + '" ng-animate="{enter: \'custom-enter\', leave: \'custom-leave\'}"><div>Hi</div></div>' +
+        '</div>'
+      ))($scope);
+      $scope.$apply('value = true');
+
+      expect(element.children().length).toBe(1);
+      var first = element.children()[0];
+
+      if ($sniffer.supportsTransitions) {
+        window.setTimeout.expect(1).process();
+        window.setTimeout.expect(1000).process();
+      } else {
+        expect(window.setTimeout.queue).toEqual([]);
+      }
+
+      $scope.$apply('value = false');
+      expect(element.children().length).toBe($sniffer.supportsTransitions ? 1 : 0);
+
+      if ($sniffer.supportsTransitions) {
+        expect(first.className).toContain('custom-leave-setup');
+        window.setTimeout.expect(1).process();
+        expect(first.className).toContain('custom-leave-start');
+        window.setTimeout.expect(1000).process();
+      } else {
+        expect(window.setTimeout.queue).toEqual([]);
+      }
+
+      expect(element.children().length).toBe(0);
+  }));
+
+  it('should catch and use the correct duration for animation',
+    inject(function ($compile, $rootScope, $sniffer) {
+      var $scope = $rootScope.$new();
+      var style = vendorPrefix + 'transition: 0.5s linear all';
+      element = $compile(html(
+        '<div>' +
+          '<div ng-if="value" style="' + style + '" ng-animate="{enter: \'custom-enter\', leave: \'custom-leave\'}"><div>Hi</div></div>' +
+        '</div>'
+      ))($scope);
+      $scope.$apply('value = true');
+
+      if ($sniffer.supportsTransitions) {
+        window.setTimeout.expect(1).process();
+        window.setTimeout.expect(500).process();
+      } else {
+        expect(window.setTimeout.queue).toEqual([]);
+      }
+  }));
+
+});