public void GetAllCoursesByCategoryTest()
{
var sut = new CatalogBll(this.catalog.Object, this.converter.Object);
foreach (var category in categories)
{
var actual = sut.GetAllCoursesByCategory(category.Name);
this.catalog.Verify(
cat => cat.GetAllCoursesByCategory(category.Name),
Times.AtLeastOnce());
Assert.That(actual, Is.All.InstanceOf(typeof(CourseDTO)));
}
}
public IHttpActionResult GetCoursesByCategory(string categoryName)
{
try
{
IEnumerable <CourseDTO> courses = catalog.GetAllCoursesByCategory(categoryName);
if (courses == null)
{
throw new Exception("Courses aren't found by this category!");
}
return(Ok(courses.ToList()));
}
catch (ArgumentNullException ex)
{
var message = $"Category with name = {categoryName} " +
$"not found. {ex.Message}";
return(BadRequest(message));
}
catch (Exception ex)
{
return(BadRequest(ex.Message));
}
}