private void BuildChildrenElementResponses(ComparisonXmlElement toCompare, List <AreEquivalentResponse> responses)
{
//Compare all children elements
//Are they missing elements?
var missingElementsOnPrimary = Children.Keys.Except(toCompare.Children.Keys);
var missingElementsOnComparison = toCompare.Children.Keys.Except(Children.Keys);
if (missingElementsOnPrimary.Any())
{
responses.Add(new AreEquivalentResponse(false,
String.Format("{0}/-> Elements missing from document: {1}", GetFullPath(),
missingElementsOnPrimary.Aggregate((x, y) => x + ", " + y))));
}
if (missingElementsOnComparison.Any())
{
responses.Add(new AreEquivalentResponse(false,
String.Format("{0}/-> Elements missing from document: {1}", toCompare.GetFullPath(),
missingElementsOnComparison.Aggregate((x, y) => x + ", " + y))));
}
//Are the elements equivalent?
foreach (var child in Children)
{
ComparisonXmlElement toCompareChild;
toCompare.Children.TryGetValue(child.Key, out toCompareChild);
if (toCompareChild == null)
{
continue;
}
var response = child.Value.IsElementEquivalent(toCompareChild);
responses.AddRange(response);
}
}
public ComparisonXmlElement(XElement actualElement, ComparisonConfiguration config, ComparisonXmlElement parentElement = null)
{
ActualElement = actualElement;
Config = config;
ParentElement = parentElement;
Attributes = actualElement.Attributes().ToDictionary(x => x.Name.ToString().ToLower(), x => new ComparisonXmlAttribute(x, this, Config));
Children = BuildChildren(actualElement);
}
public IList <AreEquivalentResponse> IsElementEquivalent(ComparisonXmlElement toCompare)
{
var responses = new List <AreEquivalentResponse>();
BuildSelfElementResponses(toCompare, responses);
BuildAttributeResponses(toCompare, responses);
BuildChildrenElementResponses(toCompare, responses);
return(responses);
}
private void BuildSelfElementResponses(ComparisonXmlElement toCompare, List <AreEquivalentResponse> responses)
{
var toCompareElement = toCompare.ActualElement;
if (ActualElement.Name.ToString() != toCompareElement.Name.ToString())
{
responses.Add(new AreEquivalentResponse(false,
String.Format("{0}/-> Element name incorrect. Expected <{1}>, but was <{2}>", GetFullPath(),
ActualElement.Name, toCompareElement.Name)));
}
//Value concatenates all element values. We want to ensure that it's an element at the leaf, without any children elements, then we can do a value check
if (!ActualElement.HasElements && ActualElement.Value != toCompareElement.Value)
{
responses.Add(new AreEquivalentResponse(false,
String.Format("{0}/-> VALUE is incorrect. Expected {1}, but was {2}", GetFullPath(), ActualElement.Value,
toCompareElement.Value)));
}
}
private void BuildAttributeResponses(ComparisonXmlElement toCompare, List <AreEquivalentResponse> responses)
{
var missingAttributesOnPrimary = Attributes.Keys.Except(toCompare.Attributes.Keys);
if (missingAttributesOnPrimary.Any())
{
responses.Add(new AreEquivalentResponse(false,
String.Format("{0}/-> Attributes missing: {1}", GetFullPath(),
missingAttributesOnPrimary.Aggregate((x, y) => x + ", " + y))));
}
var missingAttributesOnComparison = toCompare.Attributes.Keys.Except(Attributes.Keys);
if (missingAttributesOnComparison.Any())
{
responses.Add(new AreEquivalentResponse(false,
String.Format("{0}/-> Attributes missing: {1}", toCompare.GetFullPath(),
missingAttributesOnComparison.Aggregate((x, y) => x + ", " + y))));
}
var toCompareAttributes = toCompare.Attributes;
foreach (var attribute in Attributes)
{
ComparisonXmlAttribute toCompareAttribute;
toCompareAttributes.TryGetValue(attribute.Key, out toCompareAttribute);
if (toCompareAttribute == null)
{
continue;
}
var response = attribute.Value.AreAttributesEquivalent(toCompareAttribute);
if (response.Equivalent)
{
continue;
}
responses.Add(response);
}
}
public string Compare(string expectedDocument, string comparisonDocument)
{
var expectedXmlText = expectedDocument;
var comparisonXmlText = comparisonDocument;
var stringPreProcessors = new List <StringPreProcessor>
{
new ClearXmlnsAttributeStringPreProcessor()
};
foreach (var stringPreProcessor in stringPreProcessors)
{
expectedXmlText = stringPreProcessor.Process(expectedXmlText);
comparisonXmlText = stringPreProcessor.Process(comparisonXmlText);
}
var expectedXmlDoc = XElement.Parse(expectedXmlText);
var comparisonXmlDoc = XElement.Parse(comparisonXmlText);
var xmlPreProcessors = new List <XmlPreProcessor>
{
new AddSchemaToTableAttributeXmlPreProcessor(),
new RemoveAttributesFromXmlPreProcessor(_attributesToIgnore),
new PromoteElementToAttributeXmlPreProcessor(XName.Get("column"), XName.Get("name"))
};
foreach (var xmlPreProcessor in xmlPreProcessors)
{
expectedXmlDoc = xmlPreProcessor.Process(expectedXmlDoc);
comparisonXmlDoc = xmlPreProcessor.Process(comparisonXmlDoc);
}
var rootOne = new ComparisonXmlElement(expectedXmlDoc, new ComparisonConfiguration("expectedDoc"));
var rootTwo = new ComparisonXmlElement(comparisonXmlDoc, new ComparisonConfiguration("comparisonDoc"));
var results = rootOne.IsElementEquivalent(rootTwo);
return(results.Any()
? results.Where(x => !x.Equivalent).Select(x => "- " + x.Reason).Aggregate((x, y) => x + Environment.NewLine + y)
: "No differences detected.");
}
public ComparisonXmlAttribute(XAttribute attribute, ComparisonXmlElement parentElement, ComparisonConfiguration parentDocument)
{
Attribute = attribute;
ParentElement = parentElement;
ParentDocument = parentDocument;
}