public void Visit(DiffNode node, int param)
{
DrawLineBreak();
string indent = BuildIndent(param);
string action = ActionToString(node.DiffAction);
_sb.AppendFormat("{0}<span{1}><{2}", indent, action, node.Raw.Name);
if (node.DiffAction == null)
{
_sb.Append("</span>");
foreach (DiffContent content in node.Content)
{
content.Accept(this, param + 1);
}
DrawLineBreak();
string closingTag = string.Format("{0}<span{1}></{2}></span>", indent, action, node.Raw.Name);
DrawLineBreak(openNew: param != 0, closingPrefix: closingTag);
_closeLineWithoutPrefixMode = true;
}
else
{
AppendRawAttributesToSb(node, _sb);
_sb.Append("/");
_sb.Append("</span>");
}
}
public void Visit(DiffNode node, XdtContext param)
{
if (!node.IsChanged)
{
return;
}
XElement element = node.DiffAction == DiffAction.Added
? new XElement(node.Raw)
: new XElement(node.Raw.Name, node.Raw.Attributes());
var context = new XdtContext(element);
if (node.DiffAction == null)
{
foreach (DiffContent item in node.Content)
{
item.Accept(this, context);
}
}
element.SetAttributeValue(XdtElement("Locator"), GetLocator(node, context));
XElement transformationContext = context.XElement;
foreach (string transformation in GetElementTransformations(node.DiffAction, context))
{
transformationContext = GetTransformationContext(transformationContext);
transformationContext.SetAttributeValue(XdtElement("Transform"), transformation);
param.XElement.Add(transformationContext);
}
}
public void Visit(DiffNode node)
{
var right = Nodes.Pop();
var left = Nodes.Pop();
Nodes.Push(new DiffNode(left, right));
}
public void Xdt_ElementsHaveLocatorAndTransformWhenNeeded()
{
var destDoc = new XDocument(_simpleDoc);
destDoc.Root.Element("appSettings").Elements().First().SetAttributeValue("value", "test");
destDoc.Root.Element("appSettings").Add(new XElement("add", new XAttribute("key", "foo"), new XAttribute("value", "bar")));
DiffNode output = _xmlDiff.Compare(_simpleDoc.Root, destDoc.Root);
var visitor = new XdtVisitor();
visitor.Visit(output);
var result = XDocument.Parse(visitor.Result);
// root element should have no locator or transformation
Assert.IsNull(_FindXdtAttribute(result.Root));
// same for appSettings
Assert.IsNull(_FindXdtAttribute(result.Root.Element("appSettings")));
// there should be two children - one updated, one inserted - the one that stays the same shouldn't appear in the transformation file
var children = result.Root.Element("appSettings").Elements();
Assert.AreEqual(children.Count(), 2);
// there should be a Locator and a Transform on the changed setting
Assert.AreEqual(_FindXdtAttribute(children.First(), "Locator").Value, "Match(key)");
Assert.AreEqual(_FindXdtAttribute(children.First(), "Transform").Value, "SetAttributes(value)");
// there should be a Transform on the new setting
Assert.AreEqual(_FindXdtAttribute(children.Last(), "Transform").Value, "Insert");
Assert.IsNull(_FindXdtAttribute(children.Last(), "Locator"));
}
public void Compare_SingleText_NotAffectNestedElements()
{
var source =
new XElement("level0",
new XElement("isProd", new XText("true"),
new XElement("level2"),
new XElement("level2", new XText("level2Text"),
new XElement("level3", new XText("level3Text"))),
new XElement("level2")));
var result =
new XElement("level0",
new XElement("isProd", new XText("false"),
new XElement("level2"),
new XElement("level2", new XText("level2Text"),
new XElement("level3", new XText("level3Text"))),
new XElement("level2")));
DiffNode level0 = _xmlDiff.Compare(source, result);
var isProdLevel = level0.Childs.Single();
Assert.AreEqual(2, isProdLevel.Values.Count());
Assert.AreEqual(0, isProdLevel.Childs.Count());
verifyText(DiffAction.Removed, isProdLevel.Values, "true");
verifyText(DiffAction.Added, isProdLevel.Values, "false");
}
private string GetLocator(DiffNode node, XdtContext context)
{
// todo: let's use an indexed locator always?
// pros: less code/logic + it's hard to locate some changes <node attr="123"... to <node attr="newVal"...
// cons: transformation becomes hard to read?
if (node.DiffAction == DiffAction.Added)
{
return(null);
}
XElement rawElement = node.Raw;
XElement[] prevSiblingsWithSameName = rawElement.ElementsBeforeSelf().Where(e => e.Name == rawElement.Name).ToArray();
XElement[] nextSiblingsWithSameName = rawElement.ElementsAfterSelf().Where(e => e.Name == rawElement.Name).ToArray();
XElement[] siblingsWithSameName = prevSiblingsWithSameName.Concat(nextSiblingsWithSameName).ToArray();
if (siblingsWithSameName.Length == 0)
{
return(null);
}
XName[] uniqueAttrNames = rawElement.Attributes()
.Where(a => siblingsWithSameName.All(e => e.Attribute(a.Name)?.Value != a.Value))
.Select(x => x.Name)
.Except(context.SetAttrs.Concat(context.RemoveAttrs)).ToArray();
return(uniqueAttrNames.Length == 0
? "Condition([" + (prevSiblingsWithSameName.Length + 1) + "])"
: "Match(" + uniqueAttrNames[0] + ")");
}
public void Compare_SingleAttributeDeepChange()
{
var source =
new XElement("level0",
new XElement("level1",
new XElement("level2"),
new XElement("level2",
new XElement("changed", new XAttribute("isProd", false))),
new XElement("level2")));
var newElem = new XElement("changed", new XAttribute("isProd", true));
var result =
new XElement("level0",
new XElement("level1",
new XElement("level2"),
new XElement("level2",
newElem),
new XElement("level2")));
DiffNode level0 = _xmlDiff.Compare(source, result);
var level1 = level0.Childs.Single();
var level2 = level1.Childs.Single();
var changed = level2.Childs.Single();
Assert.AreEqual(newElem, changed.Raw);
verifyAttribute(DiffAction.Removed, changed.Attributes, new XAttribute("isProd", false));
verifyAttribute(DiffAction.Added, changed.Attributes, new XAttribute("isProd", true));
}
// Draw buttons to copy values from one SerializedProperty to another
private void DrawCopyValueButtons(DiffNode node, Rect prop1Rect, Rect prop2Rect)
{
if (!node.prop1.serializedObject.targetObject || !node.prop2.serializedObject.targetObject)
{
return;
}
GetCopyValueButtonRects(ref prop1Rect, ref prop2Rect);
if (GUI.Button(prop1Rect, COPY_TO_OBJ1_BUTTON))
{
object obj2Value = node.prop2.CopyValue();
if (node.prop1.CanPasteValue(obj2Value, true))
{
node.prop1.PasteValue(obj2Value, true);
RefreshDiff();
GUIUtility.ExitGUI();
}
}
if (GUI.Button(prop2Rect, COPY_TO_OBJ2_BUTTON))
{
object obj1Value = node.prop1.CopyValue();
if (node.prop2.CanPasteValue(obj1Value, true))
{
node.prop2.PasteValue(obj1Value, true);
RefreshDiff();
GUIUtility.ExitGUI();
}
}
}
public void CreateNodes()
{
if (ynUseGos == true)
{
if (parentTmpGo != null)
{
DestroyImmediate(parentTmpGo);
}
parentTmpGo = new GameObject("parentTmpGos");
}
for (int layer = 0; layer < layerNodeCounts.Count; layer++)
{
List <DiffNode> nodeLayer = new List <DiffNode>();
nodeLayers.Add(nodeLayer);
int numNodes = layerNodeCounts[layer];
for (int n = 0; n < numNodes; n++)
{
DiffNode node = new DiffNode(layer, this);
if (layer > 0)
{
DiffNode nodeChild = nodeLayers[layer - 1][n];
nodeChild.nodeFrom = node;
nodeChild.CreateLink();
//
DiffNode nodeChild2 = nodeLayers[layer - 1][n + 1];
nodeChild2.nodeFrom = node;
nodeChild2.CreateLink();
}
}
}
}
public void Xdt_ChildrenOfInsertedElementsHaveNoXdtAttributes()
{
var destDoc = new XDocument(_simpleDoc);
destDoc.Root.Add(new XElement("test",
new XElement("example", new XAttribute("value", "1")),
new XElement("example", new XAttribute("value", "2")),
new XElement("another",
new XElement("example")
)
));
DiffNode output = _xmlDiff.Compare(_simpleDoc.Root, destDoc.Root);
var visitor = new XdtVisitor();
visitor.Visit(output);
var result = XDocument.Parse(visitor.Result);
// there should be a Transform on the new element
Assert.AreEqual(_FindXdtAttribute(result.Root.Element("test"), "Transform").Value, "Insert");
// there should be no XDT attributes on the children of the new element
Assert.IsTrue(result.Root.Element("test").HasElements);
Assert.IsFalse(result.Root.Element("test").Elements().Any(e => _FindXdtAttribute(e) != null));
}
public void Compare_SingleTextDeepChange()
{
var source =
new XElement("level0",
new XElement("level1",
new XElement("level2"),
new XElement("level2",
new XElement("isProd", new XText("true"), new XElement("someelem"), new XText("!Bang"))),
new XElement("level2")));
var result =
new XElement("level0",
new XElement("level1",
new XElement("level2"),
new XElement("level2",
new XElement("isProd", new XText("false"), new XElement("someelem"), new XText("!Bang"))),
new XElement("level2")));
DiffNode level0 = _xmlDiff.Compare(source, result);
var level1 = level0.Childs.Single();
var level2 = level1.Childs.Single();
var changed = level2.Childs.Single();
verifyText(DiffAction.Removed, changed.Values, "true!Bang");
verifyText(DiffAction.Added, changed.Values, "false!Bang");
}
private RdlSyntaxNode ComposeEqualityOperators()
{
var node = ComposeArithmeticOperators(Precendence.Level1);
while (IsEqualityOperator(Current))
{
switch (Current.TokenType)
{
case StatementType.GreaterEqual:
Consume(StatementType.GreaterEqual);
node = new GreaterEqualNode(node, ComposeEqualityOperators());
break;
case StatementType.Greater:
Consume(StatementType.Greater);
node = new GreaterNode(node, ComposeEqualityOperators());
break;
case StatementType.LessEqual:
Consume(StatementType.LessEqual);
node = new LessEqualNode(node, ComposeEqualityOperators());
break;
case StatementType.Less:
Consume(StatementType.Less);
node = new LessNode(node, ComposeEqualityOperators());
break;
case StatementType.Equality:
Consume(StatementType.Equality);
node = new EqualityNode(node, ComposeEqualityOperators());
break;
case StatementType.Diff:
Consume(StatementType.Diff);
node = new DiffNode(node, ComposeEqualityOperators());
break;
case StatementType.Between:
node = new BetweenNode(ConsumeAndGetToken(), node,
ComposeAndSkip(f => f.ComposeArithmeticOperators(Precendence.Level1), StatementType.And),
ComposeArithmeticOperators(Precendence.Level1));
break;
case StatementType.Not:
Consume(StatementType.Not);
node = new NotNode(Current, node);
break;
default:
throw new NotSupportedException();
}
}
return(node);
}
public void ToString_ReturnStringRepresentation()
{
var child = new DiffNode(DiffAction.Added, new XElement("child"));
var diffAttr = new DiffNode(new XElement("root"), new DiffContent[] { child });
string result = diffAttr.ToString();
string expected = "= Element \"root\"\r\n" +
"...+ Element \"child\"\r\n";
Assert.AreEqual(expected, result);
}
public void IsChangedProperty_ShouldReturnTrueIfAnyOfChildsIsChanged()
{
var childs = new List <DiffContent>
{
new DiffNode(new XElement("child"), null),
new DiffValue(DiffAction.Added, "value")
};
var diffNode = new DiffNode(new XElement("some"), childs);
Assert.IsTrue(diffNode.IsChanged);
}
private static string CellValueToString(object value)
{
if (value == null)
{
return(string.Empty);
}
// TODO: only allow reflection for all info?
bool unused;
return(DiffNode.ObjectToString(true, value, out unused));
}
public void Compare_DifferentRootElements()
{
var sourceAttr = new XAttribute("value", 1);
var source = new XElement("root", sourceAttr);
var resultAttr = new XAttribute("value", 2);
var result = new XElement("root", resultAttr);
DiffNode output = _xmlDiff.Compare(source, result);
Assert.AreEqual(result, output.Raw);
verifyAttribute(DiffAction.Removed, output.Attributes, sourceAttr);
verifyAttribute(DiffAction.Added, output.Attributes, resultAttr);
}
private void AppendRawAttributesToSb(DiffNode node, StringBuilder sb)
{
if (node.Raw.HasAttributes)
{
foreach (XAttribute attr in node.Raw.Attributes().Take(MaxAttributesPreviewCount))
{
sb.AppendFormat(" \"{0}\"=\"{1}\"", attr.Name, attr.Value);
}
if (node.Raw.Attributes().Count() > MaxAttributesPreviewCount)
{
sb.AppendFormat("...");
}
}
}
public void Xdt_TestChangedValue()
{
var destDoc = new XDocument(_simpleDoc);
destDoc.Root.Element("appSettings").Elements().First().Value = "SomeVal";
DiffNode output = _xmlDiff.Compare(_simpleDoc.Root, destDoc.Root);
var visitor = new XdtVisitor();
visitor.Visit(output);
var result = XDocument.Parse(visitor.Result);
Assert.AreEqual("Replace", _FindXdtAttribute(result.Root.Element("appSettings").Elements().First(), "Transform").Value);
Assert.AreEqual(1, result.Root.Element("appSettings").Elements().Count());
Assert.AreEqual("SomeVal", result.Root.Element("appSettings").Elements().First().Value);
}
public void Xdt_SameDocument_ProducesBlankXdt()
{
DiffNode output = _xmlDiff.Compare(_simpleDoc.Root, new XDocument(_simpleDoc).Root);
var visitor = new XdtVisitor();
visitor.Visit(output);
var result = XDocument.Parse(visitor.Result);
// document should have a root element with the same name as in the original document
Assert.AreEqual(result.Root.Name, _simpleDoc.Root.Name);
// that root element should have the xdt prefix namespace
Assert.AreEqual(result.Root.GetPrefixOfNamespace(XdtVisitor.XdtNamespaceUri), "xdt");
// that root element should be empty, as there are no differences
Assert.IsFalse(result.Root.HasElements);
}
public void Xdt_TestSetAndRemoveAttributes()
{
var destDoc = new XDocument(_simpleDoc);
destDoc.Root.Element("appSettings").Elements().First().SetAttributeValue("value", "baz");
destDoc.Root.Element("appSettings").Elements().First().Attributes("key").Remove();
DiffNode output = _xmlDiff.Compare(_simpleDoc.Root, destDoc.Root);
var visitor = new XdtVisitor();
visitor.Visit(output);
var result = XDocument.Parse(visitor.Result);
Assert.AreEqual(2, result.Root.Element("appSettings").Elements().Count());
Assert.AreEqual("SetAttributes(value)", _FindXdtAttribute(result.Root.Element("appSettings").Elements().First(), "Transform").Value);
Assert.AreEqual("RemoveAttributes(key)", _FindXdtAttribute(result.Root.Element("appSettings").Elements().Last(), "Transform").Value);
}
// refactor later
public void Visit(DiffNode node)
{
// TODO: should we reset internal variables / state so that the same visitor instance can be used for multiple diffs?
XdtContext initial = Initial;
Visit(node, initial);
XElement res = initial.XElement.Nodes().OfType <XElement>().FirstOrDefault();
if (res != null)
{
res.Add(new XAttribute(XNamespace.Xmlns + "xdt", XdtNamespaceUri));
}
else
{
res = new XElement(node.Raw.Name, new XAttribute(XNamespace.Xmlns + "xdt", XdtNamespaceUri));
}
_xdt.Add(res);
}
public void Visit(DiffNode node, int level)
{
if (node.IsChanged)
{
string indent = BuildIndent(level);
string action = ActionToString(node.DiffAction);
_sb.AppendFormat("{0}{1} Element \"{2}\"", indent, action, node.Raw.Name);
AppendRawAttributesToSb(node, _sb);
_sb.Append("\r\n");
if (node.DiffAction == null)
{
foreach (DiffContent content in node.Content)
{
content.Accept(this, level + 1);
}
}
}
}
public void LoadInputLayerWithData()
{
List <DiffNode> nodeLayer = nodeLayers[0];
int numNodes = nodeLayer.Count;
if (numNodes == data.Length)
{
for (int n = 0; n < numNodes; n++)
{
DiffNode node = nodeLayer[n];
float value = data[n];
node.UpdateValue(value);
}
imageValues.Apply();
}
else
{
Debug.Log("LoadInput: data:" + data.Length + " / input:" + numNodes + " count mismatch!\n");
}
}
public void Xdt_TestRemoveUniqueElement()
{
var destDoc = new XDocument(_simpleDoc);
destDoc.Root.Element("appSettings").Remove();
DiffNode output = _xmlDiff.Compare(_simpleDoc.Root, destDoc.Root);
var visitor = new XdtVisitor();
visitor.Visit(output);
var result = XDocument.Parse(visitor.Result);
// root element should have no locator or transformation
Assert.IsNull(_FindXdtAttribute(result.Root));
// removed element should have a Transform but as it is unique, no Locator
Assert.AreEqual(_FindXdtAttribute(result.Root.Element("appSettings"), "Transform").Value, "Remove");
Assert.IsNull(_FindXdtAttribute(result.Root.Element("appSettings"), "Locator"));
// as it is being removed, it should have no children in the xdt
Assert.IsFalse(result.Root.Element("appSettings").HasElements);
}
private void AppendRawAttributesToSb(DiffNode node, StringBuilder sb)
{
if (node.Raw.HasAttributes)
{
IEnumerator <XAttribute> enumerator = node.Raw.Attributes().GetEnumerator();
int left = MaxAttributesPreviewCount;
while (enumerator.MoveNext() && left > 0)
{
XAttribute attr = enumerator.Current;
sb.AppendFormat("<span>\"{0}\"=\"{1}\"</span>", attr.Name, System.Security.SecurityElement.Escape(attr.Value));
left--;
}
if (enumerator.MoveNext())
{
sb.Append("<span>...</span>");
}
}
else
{
//sb.Append("<span>...</span>");
}
}
public void Xdt_TestRemoveAndSetAttribute()
{
var destDoc = new XDocument(_simpleDoc);
destDoc.Root.Element("appSettings").Elements().First().Attributes("value").Remove();
destDoc.Root.Element("appSettings").Elements().First().SetAttributeValue("key", "test_key");
DiffNode output = _xmlDiff.Compare(_simpleDoc.Root, destDoc.Root);
var visitor = new XdtVisitor();
visitor.Visit(output);
var result = XDocument.Parse(visitor.Result);
// set and remove isn't possible in one go, so should be two instances with the same locator
Assert.AreEqual(_FindXdtAttribute(result.Root.Element("appSettings").Elements().First(), "Transform").Value, "SetAttributes(key)");
var second = result.Root.Element("appSettings").Elements().Skip(1).First();
Assert.AreEqual(result.Root.Element("appSettings").Elements().First().Name, second.Name);
Assert.AreEqual(_FindXdtAttribute(second, "Locator").Value, _FindXdtAttribute(result.Root.Element("appSettings").Elements().First(), "Locator").Value);
Assert.AreEqual(_FindXdtAttribute(second, "Transform").Value, "RemoveAttributes(value)");
}
public void FeedForward()
{
for (int layer = 1; layer < layerNodeCounts.Count; layer++)
{
List <DiffNode> nodeLayer = nodeLayers[layer];
int numNodes = nodeLayer.Count;
for (int n = 0; n < numNodes; n++)
{
DiffNode node = nodeLayer[n];
DiffNode nodeA = nodeLayers[layer - 1][n];
float valueA = nodeA.value;
DiffNode nodeB = nodeLayers[layer - 1][n + 1];
float valueB = nodeB.value;
float value = 0;
if (IsDifferent(valueA, valueB) == true)
{
value = 1;
}
node.UpdateValue(value);
}
}
imageValues.Apply();
}
public void Xdt_TestNonUniqueElementNoUnchangedAttribute()
{
var sourceDoc = new XDocument(_simpleDoc);
sourceDoc.Root.Element("appSettings").AddFirst(new XElement("test"));
var destDoc = new XDocument(sourceDoc);
destDoc.Root.Element("appSettings").Elements("add").First().SetAttributeValue("value", "test value");
destDoc.Root.Element("appSettings").Elements("add").First().SetAttributeValue("key", "test_key");
DiffNode output = _xmlDiff.Compare(sourceDoc.Root, destDoc.Root);
var visitor = new XdtVisitor();
visitor.Visit(output);
var result = XDocument.Parse(visitor.Result);
// root element should have no locator or transformation
Assert.IsNull(_FindXdtAttribute(result.Root));
// changed element should be matched by a condition
Assert.AreEqual(_FindXdtAttribute(result.Root.Element("appSettings").Elements("add").First(), "Transform").Value, "SetAttributes(key,value)");
Assert.AreEqual(_FindXdtAttribute(result.Root.Element("appSettings").Elements("add").First(), "Locator").Value, "Condition([1])");
}
public void Visit(DiffNode node)
{
node.Left.Accept(this);
node.Right.Accept(this);
node.Accept(_visitor);
}
public void IsChangedProperty_ShouldBeFalseIfNoDiffActionAndChildsSpecified()
{
var diffNode = new DiffNode(new XElement("some"), null);
Assert.IsFalse(diffNode.IsChanged);
}
