Decorate $window to capture and count new window open events

jasmine-window-decorator.js

	// override the $window.open to count usage and prevent
	// new windows from opening when running karma in watch mode
	beforeEach(module(function ($provide) {
		newWindow = {
			location: {},
			focusCalled: false,
			closeCount: 0,
			focus: function () {
				newWindow.focusCalled = true;
			},
			close: function () {
				newWindow.closeCount += 1;
			}
		};
		//noinspection JSValidateTypes
		$provide.decorator('$window', ['$delegate',
			function ($delegate) {
				$delegate.openCount = 0;
				$delegate.open = function () {
					$delegate.openCount = $delegate.openCount + 1;
					return newWindow;
				};
				$windowMock = $delegate;
				return $delegate;
			}
		]);
	}));