public void Throws_Exeption_If_Entry_Is_Null()
{
// Act
var ex = Record.Exception(() => _objectToTest.ValidateNotNullEntity(null));
// Assert
using (new AssertionScope())
{
ex.Should().NotBeNull();
ex.Should().BeOfType(typeof(EntityNotFoundException));
}
}
/// <summary>
/// Gets the diff result for the given entry comparing the left and right side.
/// Throws EntityNotFoundException if the id does not match any entry in the DB
/// Throwa InvalidInputException if either left or rigth are null or contain an non base64 encoded string
/// </summary>
/// <param name="id">Id of the record to diff</param>
/// <returns>A result containing the Status (equal, not equal o different size) and a collection of the offset and length of each difference found</returns>
public async Task <DiffResult> GetDiff(Guid id)
{
var entry = await _entryRepository.GetByExternalId(id);
_entryValidator.ValidateNotNullEntity(entry);
_base64Validator.ValidateEntry(entry);
var leftByteArray = GetByteArray(entry.LeftSide);
var rightByteArray = GetByteArray(entry.RightSide);
if (leftByteArray.Length != rightByteArray.Length)
{
return(new DiffResult(DiffStatus.UnmatchedSize));
}
var diffs = _diffCalculator.GetComputedDiffs(leftByteArray, rightByteArray);
return(new DiffResult(diffs));
}