public async Task <PoePricesInfoPrediction> GetPricePredictionAsync(string league, string itemText, CancellationToken cancellationToken = default)
{
PoePricesInfoPrediction result = null;
if (string.IsNullOrEmpty(league) || string.IsNullOrEmpty(itemText))
{
return(result);
}
try
{
var url = GetUrl(league, itemText);
System.Net.Http.HttpResponseMessage httpResponse = await this.httpClient.GetAsync(url, cancellationToken).ConfigureAwait(false);
if (httpResponse.IsSuccessStatusCode)
{
string jsonResult = await httpResponse.Content.ReadAsStringAsync(cancellationToken).ConfigureAwait(false);
result = this.jsonSerializer.Deserialize <PoePricesInfoPrediction>(jsonResult, new JsonSerializerOptions {
PropertyNamingPolicy = new JsonSnakeCaseNamingPolicy()
});
}
else
{
this.logger.LogError("Poeprices.info api returned non success status code for league {@league} and item text {@itemText}. Response: {@response}", league, itemText, httpResponse);
}
}
catch (Exception exception) when(exception is not OperationCanceledException)
{
this.logger.LogError(exception, "Failed to get price prediction in league {@league} with item text {@itemText}.", league, itemText);
}
return(result);
}
public async Task GetPricePredictionAsyncShouldReturnNullIf(string league, string itemText)
{
// act
PoePricesInfoPrediction result = await this.poePricesInfoClient.GetPricePredictionAsync(league, itemText);
// assert
Assert.IsNull(result);
}
private PoePricesInfoPrediction MockPoePricesInfoClient()
{
PoePricesInfoPrediction poePricesInfoPrediction = GetPoePricesInfoItem();
this.poePricesInfoClientMock.Setup(x => x.GetPricePredictionAsync(It.IsAny <string>(), It.IsAny <string>(), It.IsAny <CancellationToken>()))
.ReturnsAsync(poePricesInfoPrediction);
return(poePricesInfoPrediction);
}
public async Task HandleShouldSetValueOnCacheEntry()
{
// arrange
PoePricesInfoPrediction poePricesInfoPrediction = this.MockPoePricesInfoClient();
// act
await this.handler.Handle(this.validRequest, default);
// assert
this.cacheEntryMock.VerifySet(x => x.Value = poePricesInfoPrediction);
}
public async Task GetPricePredictionAsyncShouldReturnNullIfExceptionIsThrown()
{
// arrange
this.httpClientMock
.Setup(x => x.GetAsync(It.IsAny <string>(), It.IsAny <CancellationToken>()))
.Throws <Exception>();
// act
PoePricesInfoPrediction result = await this.poePricesInfoClient.GetPricePredictionAsync("Heist", "Scroll of Wisdom");
// assert
Assert.IsNull(result);
}
public async Task GetPricePredictionAsyncShouldReturnResultFromJsonSerializer()
{
// arrange
var expected = new PoePricesInfoPrediction
{
Min = 0.15m,
Max = 0.25m,
Currency = "chaos",
ConfidenceScore = 0.89744m
};
this.jsonSerializerMock.Setup(x => x.Deserialize <PoePricesInfoPrediction>(It.IsAny <string>(), It.IsAny <JsonSerializerOptions>()))
.Returns(expected);
// act
PoePricesInfoPrediction result = await this.poePricesInfoClient.GetPricePredictionAsync("Heist", "Scroll of Wisdom");
// assert
Assert.That(result, Is.EqualTo(expected));
}
