RenderTestingGETCall.cs

public class LoanFormShould
{
        [Fact]
        public async Task RenderApplicationForm()
        {
            // Creating a web Host Builder to put in your test server
            var builder = new WebHostBuilder()
                .UseContentRoot(@"Enter your Path here to project")
                .UseEnvironment("Development")
                .UseStartup<loans.Startup>()
                .UseApplicationInsights(); // Only need this if your using that feature

            var server = new TestServer(builder);

            var client = server.CreateClient(); // creating a client to make a request

            var response = await client.GetAsync("/Apply");

            response.EnsureSuccessStatusCode();

            var responseString = await response.Content.ReadAsStringAsync(); // Getting the string of HTML

            Assert.Contains("New Loan Application", responseString); // Using the Assert Contains to see if the has the right title
        }
}