Jasmine-jsonpath

jasmine-jsonpath.js

(function (jasmine, jsonPath) {
    'use strict';
	jasmine.getNodeByPath = function(obj, path, arg) {
		return jsonPath(obj, path, arg);
	};

	beforeEach(function() {
		this.addMatchers({
			toHasJsonPath: function(path) {
				var actual = this.actual;
				var result = jsonPath(actual, path);
				
				this.message = function() {
					return 'Expected '+ JSON.stringify(actual, null, 2) +' to has path ' + path;
				};

				return result || result === null;
			}
		});
	});

}(jasmine, jsonPath));

resource.txt

https://www.exratione.com/2013/12/angularjs-headless-end-to-end-testing-with-protractor-and-selenium/