public void ThenThrowsExceptionIfNoWhenComparisonsDefined()
{
// Arrange
var r = new WhenRequiredRule("ARuleName");
// Act
r.Then();
}
public void ThenThrowsExceptionIfPropertyDeclaredWithoutComparison()
{
// Arrange
var r = new WhenRequiredRule("ARuleName");
r.Property("APropertyName");
// Act
r.Then();
}
private static int ParseRequiredWhenRulePhrase(string line, int index, WhenRequiredRule r, ImportDefinition id)
{
var propertyName = line.GetNextWord(index);
index += propertyName.Length + 1;
if (propertyName == "THEN")
{
r.Then();
var extraction = line.ExtractDelimitedSection('{', '}', index);
string[] requiredValues = extraction.Item1.Split(',');
foreach (var s in requiredValues)
{
if (!string.IsNullOrWhiteSpace(s))
{
r.Required(s.Trim());
}
}
index += extraction.Item2 + 3;
return(index);
}
r.Property(propertyName);
var opAsString = line.GetNextWord(index);
index += opAsString.Length + 1;
Enums.ComparisonOperators compop = Enums.ComparisonOperators.EQ;
try
{
compop = (Enums.ComparisonOperators)Enum.Parse(typeof(Enums.ComparisonOperators), opAsString);
}
catch
{
throw new InvalidOperationException("Operation type is not a valid value: " + opAsString);
}
if (compop == Enums.ComparisonOperators.EQ ||
compop == Enums.ComparisonOperators.NOTEQ)
{
var extraction = line.ExtractDelimitedSection('{', '}', index);
index += extraction.Item2 + 3; // Includes opening delimiter, closing delimiter, and whitespace
if (string.IsNullOrWhiteSpace(extraction.Item1))
{
throw new Exception("Rule " + r.RuleName + " contains a valid value that is an empty string.");
}
if (compop == Enums.ComparisonOperators.EQ)
{
r.Equals(extraction.Item1);
}
else if (compop == Enums.ComparisonOperators.NOTEQ)
{
r.NotEquals(extraction.Item1);
}
}
if (compop == Enums.ComparisonOperators.IN ||
compop == Enums.ComparisonOperators.NOTIN)
{
var extraction = line.ExtractDelimitedSection('{', '}', index);
List <string> values = extraction.Item1.ExtractListItems('"', '"', ',', 0);
index += extraction.Item2 + 3;
foreach (var v in values)
{
if (string.IsNullOrWhiteSpace(v))
{
throw new Exception("Rule " + r.RuleName + " contains a valid value that is an empty string.");
}
}
if (compop == Enums.ComparisonOperators.IN)
{
r.In(values);
}
else if (compop == Enums.ComparisonOperators.NOTIN)
{
r.NotIn(values);
}
}
return(index);
}