Adding Angular and dependent packages for testing

third_party/pkg/angular/test/core_dom/ng_mustache_spec.dart

Index: third_party/pkg/angular/test/core_dom/ng_mustache_spec.dart
diff --git a/third_party/pkg/angular/test/core_dom/ng_mustache_spec.dart b/third_party/pkg/angular/test/core_dom/ng_mustache_spec.dart
new file mode 100644
index 0000000000000000000000000000000000000000..7df03b1eb32532d6ae7c89d94cbbac5dbbf7ee18
--- /dev/null
+++ b/third_party/pkg/angular/test/core_dom/ng_mustache_spec.dart
@@ -0,0 +1,107 @@
+library ng_mustache_spec;
+
+import '../_specs.dart';
+
+main() {
+  describe('ng-mustache', () {
+    TestBed _;
+    beforeEach(module((Module module) {
+      module.type(_ListenerDirective);
+    }));
+    beforeEach(inject((TestBed tb) => _ = tb));
+
+    it('should replace {{}} in text', inject((Compiler $compile, Scope $rootScope, Injector injector) {
+      var element = $('<div>{{name}}<span>!</span></div>');
+      var template = $compile(element);
+
+      $rootScope.name = 'OK';
+      var block = template(injector);
+
+      element = $(block.elements);
+
+      expect(element.text()).toEqual('!');
+      $rootScope.$digest();
+      expect(element.text()).toEqual('OK!');
+    }));
+
+
+    it('should allow listening on text change events', inject((Logger logger) {
+      _.compile('<div listener>{{text}}</div>');
+      _.rootScope.text = 'works';
+      _.rootScope.$apply();
+      expect(_.rootElement.text).toEqual('works');
+      expect(logger).toEqual(['', 'works']);
+    }));
+
+
+    it('should replace {{}} in attribute', inject((Compiler $compile, Scope $rootScope, Injector injector) {
+      var element = $('<div some-attr="{{name}}" other-attr="{{age}}"></div>');
+      var template = $compile(element);
+
+      $rootScope.name = 'OK';
+      $rootScope.age = 23;
+      var block = template(injector);
+
+      element = $(block.elements);
+
+      expect(element.attr('some-attr')).toEqual('');
+      expect(element.attr('other-attr')).toEqual('');
+      $rootScope.$digest();
+      expect(element.attr('some-attr')).toEqual('OK');
+      expect(element.attr('other-attr')).toEqual('23');
+    }));
+  });
+
+  describe('NgShow', () {
+    TestBed _;
+
+    beforeEach(inject((TestBed tb) => _ = tb));
+
+    it('should add/remove ng-show class', () {
+      var element = _.compile('<div ng-show="isVisible"></div>');
+
+      expect(element).not.toHaveClass('ng-show');
+
+      _.rootScope.$apply(() {
+        _.rootScope['isVisible'] = true;
+      });
+      expect(element).toHaveClass('ng-show');
+
+      _.rootScope.$apply(() {
+        _.rootScope['isVisible'] = false;
+      });
+      expect(element).not.toHaveClass('ng-show');
+    });
+
+    it('should work together with ng-class', () {
+      var element = _.compile('<div ng-class="currentCls" ng-show="isVisible"></div>');
+
+      expect(element).not.toHaveClass('active');
+      expect(element).not.toHaveClass('ng-show');
+
+      _.rootScope.$apply(() {
+        _.rootScope['currentCls'] = 'active';
+      });
+      expect(element).toHaveClass('active');
+      expect(element).not.toHaveClass('ng-show');
+
+      _.rootScope.$apply(() {
+        _.rootScope['isVisible'] = true;
+      });
+      expect(element).toHaveClass('active');
+      expect(element).toHaveClass('ng-show');
+    });
+  });
+
+}
+
+@NgDirective(
+    selector: '[listener]',
+    publishTypes: const [TextChangeListener],
+    visibility: NgDirective.DIRECT_CHILDREN_VISIBILITY
+)
+class _ListenerDirective implements TextChangeListener {
+  Logger logger;
+  _ListenerDirective(Logger this.logger);
+  call(String text) => logger(text);
+}