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third_party/pkg/angular/test/directive/ng_switch_spec.dart

 library ng_switch_spec;
 
 import '../_specs.dart';
 
-main() => describe('ngSwitch', () {
-  TestBed _;
-
-  beforeEach(inject((TestBed tb) => _ = tb));
-
-  it('should switch on value change', inject(() {
-    var element = _.compile(
-        '<div ng-switch="select">' +
-        '<div ng-switch-when="1">first:{{name}}</div>' +
-        '<div ng-switch-when="2">second:{{name}}</div>' +
-        '<div ng-switch-when="true">true:{{name}}</div>' +
-        '</div>');
-    expect(element.innerHtml).toEqual(
-        '<!--ANCHOR: [ng-switch-when]=1--><!--ANCHOR: [ng-switch-when]=2--><!--ANCHOR: [ng-switch-when]=true-->');
-    _.rootScope.context['select'] = 1;
-    _.rootScope.apply();
-    expect(element.text).toEqual('first:');
-    _.rootScope.context['name'] = "shyam";
-    _.rootScope.apply();
-    expect(element.text).toEqual('first:shyam');
-    _.rootScope.context['select'] = 2;
-    _.rootScope.apply();
-    expect(element.text).toEqual('second:shyam');
-    _.rootScope.context['name'] = 'misko';
-    _.rootScope.apply();
-    expect(element.text).toEqual('second:misko');
-    _.rootScope.context['select'] = true;
-    _.rootScope.apply();
-    expect(element.text).toEqual('true:misko');
-  }));
-
-
-  it('should show all switch-whens that match the current value', inject(() {
-    var element = _.compile(
-      '<ul ng-switch="select">' +
-        '<li ng-switch-when="1">first:{{name}}</li>' +
-        '<li ng-switch-when="1">, first too:{{name}}</li>' +
-        '<li ng-switch-when="2">second:{{name}}</li>' +
-        '<li ng-switch-when="true">true:{{name}}</li>' +
-      '</ul>');
-    expect(element.innerHtml).toEqual('<!--ANCHOR: [ng-switch-when]=1-->'
-                                   '<!--ANCHOR: [ng-switch-when]=1-->'
-                                   '<!--ANCHOR: [ng-switch-when]=2-->'
-                                   '<!--ANCHOR: [ng-switch-when]=true-->');
-    _.rootScope.context['select'] = 1;
-    _.rootScope.apply();
-    expect(element.text).toEqual('first:, first too:');
-    _.rootScope.context['name'] = "shyam";
-    _.rootScope.apply();
-    expect(element.text).toEqual('first:shyam, first too:shyam');
-    _.rootScope.context['select'] = 2;
-    _.rootScope.apply();
-    expect(element.text).toEqual('second:shyam');
-    _.rootScope.context['name'] = 'misko';
-    _.rootScope.apply();
-    expect(element.text).toEqual('second:misko');
-    _.rootScope.context['select'] = true;
-    _.rootScope.apply();
-    expect(element.text).toEqual('true:misko');
-  }));
-
-
-  it('should switch on switch-when-default', inject(() {
-    var element = _.compile(
-      '<div ng-switch="select">' +
-        '<div ng-switch-when="1">one</div>' +
-        '<div ng-switch-default>other</div>' +
-      '</div ng-switch>');
-    _.rootScope.apply();
-    expect(element.text).toEqual('other');
-    _.rootScope.context['select'] = 1;
-    _.rootScope.apply();
-    expect(element.text).toEqual('one');
-  }));
-
-
-  it('should show all switch-when-default', inject(() {
-    var element = _.compile(
-      '<ul ng-switch="select">' +
-        '<li ng-switch-when="1">one</li>' +
-        '<li ng-switch-default>other</li>' +
-        '<li ng-switch-default>, other too</li>' +
-      '</ul>');
-    _.rootScope.apply();
-    expect(element.text).toEqual('other, other too');
-    _.rootScope.context['select'] = 1;
-    _.rootScope.apply();
-    expect(element.text).toEqual('one');
-  }));
-
-
-  it('should always display the elements that do not match a switch',
-      inject(() {
-    var element = _.compile(
-      '<ul ng-switch="select">' +
-        '<li>always </li>' +
-        '<li ng-switch-when="1">one </li>' +
-        '<li ng-switch-when="2">two </li>' +
-        '<li ng-switch-default>other, </li>' +
-        '<li ng-switch-default>other too </li>' +
-      '</ul>');
-    _.rootScope.apply();
-    expect(element.text).toEqual('always other, other too ');
-    _.rootScope.context['select'] = 1;
-    _.rootScope.apply();
-    expect(element.text).toEqual('always one ');
-  }));
-
-
-  it('should display the elements that do not have ngSwitchWhen nor ' +
-     'ngSwitchDefault at the position specified in the template, when the ' +
-     'first and last elements in the ngSwitch body do not have a ngSwitch* ' +
-     'directive', inject(() {
-    var element = _.compile(
-      '<ul ng-switch="select">' +
-        '<li>1</li>' +
-        '<li ng-switch-when="1">2</li>' +
-        '<li>3</li>' +
-        '<li ng-switch-when="2">4</li>' +
-        '<li ng-switch-default>5</li>' +
-        '<li>6</li>' +
-        '<li ng-switch-default>7</li>' +
-        '<li>8</li>' +
-      '</ul>');
-    _.rootScope.apply();
-    expect(element.text).toEqual('135678');
-    _.rootScope.context['select'] = 1;
-    _.rootScope.apply();
-    expect(element.text).toEqual('12368');
-  }));
-
-
-  it('should display the elements that do not have ngSwitchWhen nor ' +
-     'ngSwitchDefault at the position specified in the template when the ' +
-     'first and last elements in the ngSwitch have a ngSwitch* directive',
-      inject(() {
-    var element = _.compile(
-      '<ul ng-switch="select">' +
-        '<li ng-switch-when="1">2</li>' +
-        '<li>3</li>' +
-        '<li ng-switch-when="2">4</li>' +
-        '<li ng-switch-default>5</li>' +
-        '<li>6</li>' +
-        '<li ng-switch-default>7</li>' +
-      '</ul>');
-    _.rootScope.apply();
-    expect(element.text).toEqual('3567');
-    _.rootScope.context['select'] = 1;
-    _.rootScope.apply();
-    expect(element.text).toEqual('236');
-  }));
-
-
-  it('should call change on switch', inject(() {
-    var element = _.compile(
-      '<div ng-switch="url" change="name=\'works\'">' +
-        '<div ng-switch-when="a">{{name}}</div>' +
-      '</div ng-switch>');
-    _.rootScope.context['url'] = 'a';
-    _.rootScope.apply();
-    expect(_.rootScope.context['name']).toEqual('works');
-    expect(element.text).toEqual('works');
-  }));
-
-
-  it('should properly create and destroy child scopes', inject(() {
-    var element = _.compile(
-      '<div ng-switch="url">' +
-        '<div ng-switch-when="a" probe="probe">{{name}}</div>' +
-      '</div ng-switch>');
-    _.rootScope.apply();
-
-    var getChildScope = () => _.rootScope.context['probe'] == null ?
-        null : _.rootScope.context['probe'].scope;
-
-    expect(getChildScope()).toBeNull();
-
-    _.rootScope.context['url'] = 'a';
-    _.rootScope.context['name'] = 'works';
-    _.rootScope.apply();
-    var child1 = getChildScope();
-    expect(child1).toBeNotNull();
-    expect(element.text).toEqual('works');
-    var destroyListener = jasmine.createSpy('watch listener');
-    var watcher = child1.on(ScopeEvent.DESTROY).listen(destroyListener);
-
-    _.rootScope.context['url'] = 'x';
-    _.rootScope.apply();
-    expect(getChildScope()).toBeNull();
-    expect(destroyListener).toHaveBeenCalledOnce();
-    watcher.cancel();
-
-    _.rootScope.context['url'] = 'a';
-    _.rootScope.apply();
-    var child2 = getChildScope();
-    expect(child2).toBeDefined();
-    expect(child2).not.toBe(child1);
-  }));
-});
+void main() {
+  describe('ngSwitch', () {
+    TestBed _;
+
+    beforeEach((TestBed tb) => _ = tb);
+
+    it('should switch on value change', () {
+      var element = _.compile(
+          '<div ng-switch="select">' +
+          '<div ng-switch-when="1">first:{{name}}</div>' +
+          '<div ng-switch-when="2">second:{{name}}</div>' +
+          '<div ng-switch-when="true">true:{{name}}</div>' +
+          '</div>');
+      expect(element.innerHtml).toEqual(
+          '<!--ANCHOR: [ng-switch-when]=1--><!--ANCHOR: [ng-switch-when]=2--><!--ANCHOR: [ng-switch-when]=true-->');
+      _.rootScope.context['select'] = 1;
+      _.rootScope.apply();
+      expect(element.text).toEqual('first:');
+      _.rootScope.context['name'] = "shyam";
+      _.rootScope.apply();
+      expect(element.text).toEqual('first:shyam');
+      _.rootScope.context['select'] = 2;
+      _.rootScope.apply();
+      expect(element.text).toEqual('second:shyam');
+      _.rootScope.context['name'] = 'misko';
+      _.rootScope.apply();
+      expect(element.text).toEqual('second:misko');
+      _.rootScope.context['select'] = true;
+      _.rootScope.apply();
+      expect(element.text).toEqual('true:misko');
+    });
+
+
+    it('should show all switch-whens that match the current value', () {
+      var element = _.compile(
+          '<ul ng-switch="select">' +
+          '<li ng-switch-when="1">first:{{name}}</li>' +
+          '<li ng-switch-when="1">, first too:{{name}}</li>' +
+          '<li ng-switch-when="2">second:{{name}}</li>' +
+          '<li ng-switch-when="true">true:{{name}}</li>' +
+          '</ul>');
+      expect(element.innerHtml).toEqual('<!--ANCHOR: [ng-switch-when]=1-->'
+      '<!--ANCHOR: [ng-switch-when]=1-->'
+      '<!--ANCHOR: [ng-switch-when]=2-->'
+      '<!--ANCHOR: [ng-switch-when]=true-->');
+      _.rootScope.context['select'] = 1;
+      _.rootScope.apply();
+      expect(element.text).toEqual('first:, first too:');
+      _.rootScope.context['name'] = "shyam";
+      _.rootScope.apply();
+      expect(element.text).toEqual('first:shyam, first too:shyam');
+      _.rootScope.context['select'] = 2;
+      _.rootScope.apply();
+      expect(element.text).toEqual('second:shyam');
+      _.rootScope.context['name'] = 'misko';
+      _.rootScope.apply();
+      expect(element.text).toEqual('second:misko');
+      _.rootScope.context['select'] = true;
+      _.rootScope.apply();
+      expect(element.text).toEqual('true:misko');
+    });
+
+
+    it('should switch on switch-when-default', () {
+      var element = _.compile(
+          '<div ng-switch="select">' +
+          '<div ng-switch-when="1">one</div>' +
+          '<div ng-switch-default>other</div>' +
+          '</div ng-switch>');
+      _.rootScope.apply();
+      expect(element.text).toEqual('other');
+      _.rootScope.context['select'] = 1;
+      _.rootScope.apply();
+      expect(element.text).toEqual('one');
+    });
+
+
+    it('should show all switch-when-default', () {
+      var element = _.compile(
+          '<ul ng-switch="select">' +
+          '<li ng-switch-when="1">one</li>' +
+          '<li ng-switch-default>other</li>' +
+          '<li ng-switch-default>, other too</li>' +
+          '</ul>');
+      _.rootScope.apply();
+      expect(element.text).toEqual('other, other too');
+      _.rootScope.context['select'] = 1;
+      _.rootScope.apply();
+      expect(element.text).toEqual('one');
+    });
+
+
+    it('should always display the elements that do not match a switch',
+    inject(() {
+      var element = _.compile(
+          '<ul ng-switch="select">' +
+          '<li>always </li>' +
+          '<li ng-switch-when="1">one </li>' +
+          '<li ng-switch-when="2">two </li>' +
+          '<li ng-switch-default>other, </li>' +
+          '<li ng-switch-default>other too </li>' +
+          '</ul>');
+      _.rootScope.apply();
+      expect(element.text).toEqual('always other, other too ');
+      _.rootScope.context['select'] = 1;
+      _.rootScope.apply();
+      expect(element.text).toEqual('always one ');
+    }));
+
+
+    it('should display the elements that do not have ngSwitchWhen nor ' +
+    'ngSwitchDefault at the position specified in the template, when the ' +
+    'first and last elements in the ngSwitch body do not have a ngSwitch* ' +
+    'directive', () {
+      var element = _.compile(
+          '<ul ng-switch="select">' +
+          '<li>1</li>' +
+          '<li ng-switch-when="1">2</li>' +
+          '<li>3</li>' +
+          '<li ng-switch-when="2">4</li>' +
+          '<li ng-switch-default>5</li>' +
+          '<li>6</li>' +
+          '<li ng-switch-default>7</li>' +
+          '<li>8</li>' +
+          '</ul>');
+      _.rootScope.apply();
+      expect(element.text).toEqual('135678');
+      _.rootScope.context['select'] = 1;
+      _.rootScope.apply();
+      expect(element.text).toEqual('12368');
+    });
+
+
+    it('should display the elements that do not have ngSwitchWhen nor ' +
+    'ngSwitchDefault at the position specified in the template when the ' +
+    'first and last elements in the ngSwitch have a ngSwitch* directive',
+    inject(() {
+      var element = _.compile(
+          '<ul ng-switch="select">' +
+          '<li ng-switch-when="1">2</li>' +
+          '<li>3</li>' +
+          '<li ng-switch-when="2">4</li>' +
+          '<li ng-switch-default>5</li>' +
+          '<li>6</li>' +
+          '<li ng-switch-default>7</li>' +
+          '</ul>');
+      _.rootScope.apply();
+      expect(element.text).toEqual('3567');
+      _.rootScope.context['select'] = 1;
+      _.rootScope.apply();
+      expect(element.text).toEqual('236');
+    }));
+
+
+    it('should call change on switch', () {
+      var element = _.compile(
+          '<div ng-switch="url" change="name=\'works\'">' +
+          '<div ng-switch-when="a">{{name}}</div>' +
+          '</div ng-switch>');
+      _.rootScope.context['url'] = 'a';
+      _.rootScope.apply();
+      expect(_.rootScope.context['name']).toEqual('works');
+      expect(element.text).toEqual('works');
+    });
+
+
+    it('should properly create and destroy child scopes', () {
+      var element = _.compile(
+          '<div ng-switch="url">' +
+          '<div ng-switch-when="a" probe="probe">{{name}}</div>' +
+          '</div ng-switch>');
+      _.rootScope.apply();
+
+      var getChildScope = () => _.rootScope.context['probe'] == null ?
+      null : _.rootScope.context['probe'].scope;
+
+      expect(getChildScope()).toBeNull();
+
+      _.rootScope.context['url'] = 'a';
+      _.rootScope.context['name'] = 'works';
+      _.rootScope.apply();
+      var child1 = getChildScope();
+      expect(child1).toBeNotNull();
+      expect(element.text).toEqual('works');
+      var destroyListener = jasmine.createSpy('watch listener');
+      var watcher = child1.on(ScopeEvent.DESTROY).listen(destroyListener);
+
+      _.rootScope.context['url'] = 'x';
+      _.rootScope.apply();
+      expect(getChildScope()).toBeNull();
+      expect(destroyListener).toHaveBeenCalledOnce();
+      watcher.cancel();
+
+      _.rootScope.context['url'] = 'a';
+      _.rootScope.apply();
+      var child2 = getChildScope();
+      expect(child2).toBeDefined();
+      expect(child2).not.toBe(child1);
+    });
+  });
+}