public void GivenSomeValidJson_Parse_ReturnsAListing(Type listingType,
int listingCount)
{
// Arrange.
var existingListing = CreateListings(listingType, listingCount);
var json = JsonConvertHelpers.SerializeObject(existingListing);
var transmorgrifier = new JsonTransmorgrifier();
// Act.
var result = transmorgrifier.Parse(json);
// Assert.
result.Listings.Count.ShouldBe(listingCount);
result.UnhandledData.Count.ShouldBe(0);
result.Errors.Count.ShouldBe(0);
for (var i = 0; i < result.Listings.Count; i++)
{
if (listingType == typeof(ResidentialListing))
{
ResidentialListingAssertHelpers.AssertResidentialListing(
(ResidentialListing)result.Listings[i].Listing,
(ResidentialListing)existingListing[i]);
}
else if (listingType == typeof(RentalListing))
{
RentalListingAssertHelpers.AssertRuralListing(
(RentalListing)result.Listings[i].Listing,
(RentalListing)existingListing[i]);
}
else if (listingType == typeof(LandListing))
{
LandListingAssertHelpers.AssertLandListing(
(LandListing)result.Listings[i].Listing,
(LandListing)existingListing[i]);
}
else if (listingType == typeof(RuralListing))
{
RuralListingAssertHelpers.AssertRuralListing(
(RuralListing)result.Listings[i].Listing,
(RuralListing)existingListing[i]);
}
else
{
throw new Exception($"Failed to assert the suggested type: '{listingType}'.");
}
}
}
public void GivenSomeIllegalJson_Parse_ReturnsAndError()
{
// Arrange.
const string json = "sadsdf";
var transmorgrifier = new JsonTransmorgrifier();
// Act.
var result = transmorgrifier.Parse(json);
// Assert.
result.Listings.Count.ShouldBe(0);
result.UnhandledData.Count.ShouldBe(0);
result.Errors.Count.ShouldBe(1);
result.Errors.First()
.ExceptionMessage.ShouldBe(
"Unexpected character encountered while parsing value: s. Path '', line 0, position 0.");
result.Errors.First().InvalidData.ShouldNotBeNullOrWhiteSpace();
}
public void GivenSomeJsonWithAnMissingListingType_Parse_ReturnsAnError()
{
// Arrange.
var existingListing = CreateListings(typeof(ResidentialListing), 1);
var json = JsonConvertHelpers.SerializeObject(existingListing).Replace("\"Residential\",", "\"blah\",");
var transmorgrifier = new JsonTransmorgrifier();
// Act.
var result = transmorgrifier.Parse(json);
// Assert.
result.Listings.Count.ShouldBe(0);
result.UnhandledData.Count.ShouldBe(0);
result.Errors.Count.ShouldBe(1);
result.Errors.First()
.ExceptionMessage.ShouldBe(
"Invalid value found in the expected json-property 'listingType'. Only the following values (ie. listing types) as supported: residential, rental, land or rural.");
result.Errors.First().InvalidData.ShouldNotBeNullOrWhiteSpace();
}