public async Task When_Recommendations_Are_Found_Return_Values()
{
//arrange
_length = 1;
_age = 1;
_type = CrossCountrySkiType.Classic;
var expectedObj = new CrossCountrySkiRecommendation(_length, string.Empty);
_crossCountrySkiService.Setup(s => s.GetRecommendationAsync(It.IsAny <int>(), It.IsAny <int>(), It.IsAny <CrossCountrySkiType>()))
.Returns(Task.FromResult(expectedObj));
//act
var result = await _crossCountrySkiController.GetRecommendationAsync(_length, _age, _type);
//assert
Assert.IsInstanceOfType(result, typeof(OkObjectResult));
_crossCountrySkiService.Verify(s => s.GetRecommendationAsync(
It.IsAny <int>(), It.IsAny <int>(), It.IsAny <CrossCountrySkiType>()), Times.Once);
var okObj = (OkObjectResult)result;
Assert.IsInstanceOfType(okObj.Value, typeof(CrossCountrySkiRecommendation));
var recom = (CrossCountrySkiRecommendation)okObj.Value;
Assert.AreEqual(recom.SkiLength, _length);
}
public async Task <CrossCountrySkiCategory> GetCategoryAsync(int age, CrossCountrySkiType type)
{
var categories = await _crossCountrySkiCategoryRepository.GetCategoriesAsync();
if (!categories.Any())
{
return(null);
}
var ageFilteredCategories = categories.Where(c =>
c.ToAge.HasValue ? c.FromAge <= age && c.ToAge.Value >= age : c.FromAge <= age).ToList();
return(ageFilteredCategories.FirstOrDefault(c => string.IsNullOrEmpty(c.Style) ? true :
Enum.TryParse(c.Style, out CrossCountrySkiType currType) ? currType == type : false));
}
public async Task When_Categories_Are_Found_Return_Matched_Category(int age, CrossCountrySkiType type, string name)
{
//arrange
var categories = GetCategories();
_crossCountrySkiCategoryRepository.Setup(s => s.GetCategoriesAsync())
.Returns(Task.FromResult(categories));
//act
var result = await _crossCountrySkiCategoryService.GetCategoryAsync(age, type);
//assert
Assert.IsNotNull(result);
Assert.AreEqual(result.Name, name);
_crossCountrySkiCategoryRepository.Verify(s => s.GetCategoriesAsync(), Times.Once);
}
public async Task When_No_Recommendations_Are_Found_Return_Not_Found()
{
//arrange
_length = 1;
_age = 1;
_type = CrossCountrySkiType.Classic;
_crossCountrySkiService.Setup(s => s.GetRecommendationAsync(It.IsAny <int>(), It.IsAny <int>(), It.IsAny <CrossCountrySkiType>()))
.Returns(Task.FromResult((CrossCountrySkiRecommendation)null));
//act
var result = await _crossCountrySkiController.GetRecommendationAsync(_length, _age, _type);
//assert
Assert.IsInstanceOfType(result, typeof(NotFoundObjectResult));
_crossCountrySkiService.Verify(s => s.GetRecommendationAsync(
It.IsAny <int>(), It.IsAny <int>(), It.IsAny <CrossCountrySkiType>()), Times.Once);
}
public SkiResponseDto CalculateLength(int height, int age, CrossCountrySkiType type)
{
int minCompetitionLength = 0;
int minLength = 0;
int maxLength = 0;
if (height >= _maxAvalebleClassicLength - 20 && type == CrossCountrySkiType.Classic)
{
minLength = _maxAvalebleClassicLength;
maxLength = _maxAvalebleClassicLength;
}
else if (age <= 4)
{
minLength = height;
maxLength = height;
}
else if (age >= 5 && age <= 8)
{
minLength = height + 10;
maxLength = height + 20;
}
else if (age > 8 && type == CrossCountrySkiType.Classic)
{
minLength = height + 20;
maxLength = height + 20;
}
else if (age > 8 && type == CrossCountrySkiType.Skate)
{
minLength = height + 10;
maxLength = height + 15;
}
if (type == CrossCountrySkiType.Skate)
{
minCompetitionLength = height - 10;
}
return(new SkiResponseDto {
MinLength = minLength, MaxLength = maxLength, MinCompetitionLength = minCompetitionLength
});
}
public IValidationResult ValidateRequest(int height, int age, CrossCountrySkiType type)
{
var validationResult = new ValidationResult();
if (height <= 0)
{
validationResult.AddError("Height cannot be 0 or below");
}
if (age <= 0)
{
validationResult.AddError("Age cannot be 0 or below");
}
if (!CrossCountrySkiType.IsDefined(typeof(CrossCountrySkiType), type))
{
validationResult.AddError("Type is not set");
}
return(validationResult);
}
public async Task <CrossCountrySkiRecommendation> GetRecommendationAsync(int length, int age, CrossCountrySkiType type)
{
var category = await _crossCountrySkiCategoryService.GetCategoryAsync(age, type);
if (category == null)
{
return(null);
}
var recommendedLength = length + category.AdditionalLength;
var skiLength = category.MaxLength.HasValue ?
(recommendedLength > category.MaxLength.Value ? category.MaxLength.Value : recommendedLength) :
recommendedLength;
return(new CrossCountrySkiRecommendation(skiLength, category.Info));
}
public async Task <IActionResult> GetRecommendationAsync([FromRoute] int length, [FromRoute] int age, [FromRoute] CrossCountrySkiType type)
{
if (!IsGreaterThanZero(length))
{
return(BadRequest(NegativeNumberMsg(nameof(length))));
}
else if (!IsGreaterThanZero(age))
{
return(BadRequest(NegativeNumberMsg(nameof(length))));
}
var result = await _crossCountrySkiService.GetRecommendationAsync(length, age, type);
if (result == null)
{
return(NotFound("No recommendations found for given values"));
}
return(Ok(result));
}
public IHttpActionResult GetSkiLength([FromUri] int height, [FromUri] int age, [FromUri] CrossCountrySkiType type)
{
var validatonResult = _validator.ValidateRequest(height, age, type);
if (validatonResult.Errors.Any())
{
return(Content(HttpStatusCode.BadRequest, validatonResult));
}
var dto = _calculator.CalculateLength(height, age, type);
return(Ok(dto));
}