public static async Task <TryResult <TResult> > TryReadResponse <TResult>(this HttpResponseMessage httpResponse, AhkResult ahkResult)
{
var requestMethodAndUrl = $"{httpResponse.RequestMessage.Method.Method.ToUpperInvariant()} {httpResponse.RequestMessage.RequestUri}";
if (!httpResponse.IsSuccessStatusCode)
{
ahkResult.AddProblem($"{requestMethodAndUrl} hibas valaszkod {httpResponse.StatusCode}. {requestMethodAndUrl} yields invalid response {httpResponse.StatusCode}.");
return(TryResult <TResult> .Failed());
}
try
{
var value = await httpResponse.Content.ReadAsAsync <TResult>();
if (value == null)
{
ahkResult.AddProblem($"{requestMethodAndUrl} valasz tartalma hibas. {requestMethodAndUrl} yields invalid content.");
return(TryResult <TResult> .Failed());
}
return(TryResult <TResult> .Ok(value));
}
catch (Exception ex)
{
ahkResult.AddProblem(ex, $"{requestMethodAndUrl} valasz tartalma hibas. {requestMethodAndUrl} yields invalid content.");
return(TryResult <TResult> .Failed());
}
}
public static async Task Execute(AhkResult ahkResult)
{
Console.WriteLine();
Console.WriteLine();
Console.WriteLine("###### Feladat 1 ###### Exercise 1 ######");
try
{
await testGetWithNotFound(ahkResult);
await testGetWithSuccess(ahkResult);
// screenshot is mandatory
if (!ScreenshotValidator.IsScreenshotPresent("screenshot.png", "screenshot.png", ahkResult))
{
ahkResult.ResetPointToZero();
}
}
catch (MissingMethodException ex) // expected problem, violates contract, solution evaluation ignored
{
ahkResult.AddProblem(ex, "Nem megengedett kodot valtoztattal. Changed code that you should not have.");
}
catch (TypeLoadException ex) // expected problem, violates contract, solution evaluation ignored
{
ahkResult.AddProblem(ex, "Nem megengedett kodot valtoztattal. Changed code that you should not have.");
}
}
public static async Task <TryResult <T> > TryExecuteAndReadResponse <T>(this Task <HttpResponseMessage> send, string httpMethod, string url, AhkResult ahkResult,
bool allowNotFound = false, Predicate <HttpResponseMessage> responseAdditionalCheck = null)
{
var requestMethodAndUrl = $"{httpMethod.ToUpperInvariant()} {url}";
HttpResponseMessage responseMessage;
try
{
responseMessage = await send;
}
catch (Exception ex)
{
ahkResult.AddProblem(ex, $"{requestMethodAndUrl} keres sikertelen. {requestMethodAndUrl} request unsuccessful.");
return(TryResult <T> .Failed());
}
if (responseAdditionalCheck != null)
{
if (!responseAdditionalCheck(responseMessage))
{
return(TryResult <T> .Failed());
}
}
if (allowNotFound && responseMessage.StatusCode == System.Net.HttpStatusCode.NotFound)
{
return(TryResult <T> .Ok(default(T)));
}
return(await responseMessage.TryReadResponse <T>(ahkResult));
}
public static async Task Execute(AhkResult ahkResult)
{
Console.WriteLine();
Console.WriteLine();
Console.WriteLine("###### Feladat 2 ###### Exercise 2 ######");
try
{
await testDelete(ahkResult);
}
catch (MissingMethodException ex) // expected problem, violates contract, solution evaluation ignored
{
ahkResult.AddProblem(ex, "Nem megengedett kodot valtoztattal. Changed code that you should not have.");
}
catch (TypeLoadException ex) // expected problem, violates contract, solution evaluation ignored
{
ahkResult.AddProblem(ex, "Nem megengedett kodot valtoztattal. Changed code that you should not have.");
}
}
public static async Task <TryResult <TResult> > TryPostWithReturnValue <TResult>(this HttpClient httpClient, string url, object value, AhkResult ahkResult, bool requireLocationHeader = false)
{
return(await httpClient.PostAsJsonAsync(url, value).TryExecuteAndReadResponse <TResult>("POST", url, ahkResult,
responseAdditionalCheck: httpResponse =>
{
if (requireLocationHeader)
{
if (!httpResponse.Headers.Contains(Microsoft.Net.Http.Headers.HeaderNames.Location) || httpResponse.Headers.Location == null)
{
ahkResult.AddProblem($"POST {url} valaszban hianyzo header. POST {url} reponse missing header.");
return false;
}
}
return true;
}));
}
/// <summary>
/// DELETE /api/sample
/// </summary>
private static async Task testDelete(AhkResult ahkResult)
{
using (var scope = WebAppInit.GetRequestScope())
{
var deleteOkResponse = await scope.HttpClient.TryDelete($"/api/sample?input=apple", ahkResult);
if (deleteOkResponse.Success)
{
ahkResult.AddPoints(2);
ahkResult.Log("DELETE /api/sample ok");
}
else
{
ahkResult.AddProblem("DELETE /api/sample valasz tartalma hibas. DELETE /api/sample yields invalid reponse.");
}
}
}
public static async Task <TryResult <bool> > TryDelete(this HttpClient httpClient, string url, AhkResult ahkResult)
{
var requestMethodAndUrl = $"DELETE {url}";
try
{
var responseMessage = await httpClient.DeleteAsync(url);
if (responseMessage.StatusCode == System.Net.HttpStatusCode.OK || responseMessage.StatusCode == System.Net.HttpStatusCode.NoContent)
{
return(TryResult <bool> .Ok(true));
}
else
{
return(TryResult <bool> .Ok(false));
}
}
catch (Exception ex)
{
ahkResult.AddProblem(ex, $"{requestMethodAndUrl} keres sikertelen. {requestMethodAndUrl} request unsuccessful.");
return(TryResult <bool> .Failed());
}
}