public static string Format(string cSharpCode)
{
// We prepare stuff
CodeConfiguration configuration = CodeConfiguration.Default;
configuration.Formatting.Tabs.TabStyle = TabStyle.Tabs;
configuration.Formatting.LineSpacing.RemoveConsecutiveBlankLines = true;
configuration.Formatting.Regions.Style = RegionStyle.NoDirective;
CodeArranger codeArranger = new CodeArranger(configuration);
ICodeElementParser parser = new CSharpParser {
Configuration = configuration
};
// We parse
StringReader reader = new StringReader(cSharpCode);
ReadOnlyCollection <ICodeElement> elements = parser.Parse(reader);
// We reorganize the AST
elements = codeArranger.Arrange(elements);
// We rewrite
ICodeElementWriter codeWriter = new CSharpWriter {
Configuration = configuration
};
StringWriter writer = new StringWriter(CultureInfo.InvariantCulture);
codeWriter.Write(elements, writer);
return(writer.ToString());
}
public void CreateWithNullTest()
{
Assert.Throws <ArgumentNullException>(
delegate
{
CodeArranger arranger = new CodeArranger(null);
});
}
public void DefaultArrangeNoUsingMoveTest()
{
CodeConfiguration configuration = CodeConfiguration.Default.Clone() as CodeConfiguration;
configuration.Formatting.Usings.MoveTo = CodeLevel.None;
CodeArranger arranger = new CodeArranger(configuration);
ReadOnlyCollection <ICodeElement> arranged = arranger.Arrange(_testElements);
//
// Verify using statements were grouped and sorted correctly
//
Assert.AreEqual(3, arranged.Count, "An unexpected number of root elements were returned from Arrange.");
RegionElement regionElement = arranged[0] as RegionElement;
Assert.IsNotNull(regionElement, "Expected a region element.");
Assert.AreEqual("Header", regionElement.Name);
GroupElement groupElement = arranged[1] as GroupElement;
Assert.IsNotNull(groupElement, "Expected a group element.");
Assert.AreEqual("Namespace", groupElement.Name, "Unexpected group name.");
Assert.AreEqual(1, groupElement.Children.Count, "Group contains an unexpected number of child elements.");
groupElement = groupElement.Children[0] as GroupElement;
Assert.IsNotNull(groupElement, "Expected a group element.");
Assert.AreEqual("System", groupElement.Name, "Unexpected group name.");
Assert.AreEqual(7, groupElement.Children.Count, "Group contains an unexpected number of child elements.");
string lastUsingName = null;
foreach (CodeElement groupedElement in groupElement.Children)
{
UsingElement usingElement = groupedElement as UsingElement;
Assert.IsNotNull(usingElement, "Expected a using element.");
string usingName = usingElement.Name;
if (lastUsingName != null)
{
Assert.AreEqual(
-1, lastUsingName.CompareTo(usingName), "Expected using statements to be sorted by name.");
}
}
//
// Verify the namespace arrangement
//
NamespaceElement namespaceElement = arranged[2] as NamespaceElement;
Assert.IsNotNull(namespaceElement, "Expected a namespace element.");
}
public void DefaultArrangeEnumerationTest()
{
List <ICodeElement> codeElements = new List <ICodeElement>();
UsingElement usingElement = new UsingElement();
usingElement.Name = "System";
TypeElement enumElement = new TypeElement();
enumElement.Type = TypeElementType.Enum;
enumElement.Access = CodeAccess.Public;
enumElement.Name = "TestEnum";
enumElement.BodyText = "Value1 = 1,\r\nValue2 = 2";
NamespaceElement namespaceElement = new NamespaceElement();
namespaceElement.Name = "TestNamespace";
namespaceElement.AddChild(usingElement);
namespaceElement.AddChild(enumElement);
codeElements.Add(namespaceElement);
CodeArranger arranger = new CodeArranger(CodeConfiguration.Default);
ReadOnlyCollection <ICodeElement> arranged =
arranger.Arrange(codeElements.AsReadOnly());
Assert.AreEqual(1, arranged.Count, "After arranging, an unexpected number of elements were returned.");
NamespaceElement namespaceElementTest = arranged[0] as NamespaceElement;
Assert.IsNotNull(namespaceElementTest, "Expected a namespace element.");
Assert.AreEqual(2, namespaceElementTest.Children.Count,
"After arranging, an unexpected number of namespace elements were returned.");
Assert.AreEqual(ElementType.Using, namespaceElement.Children[0].ElementType);
RegionElement regionElement = namespaceElementTest.Children[1] as RegionElement;
Assert.IsNotNull(regionElement, "Expected a region element.");
Assert.AreEqual("Enumerations", regionElement.Name, "Unexpected region name.");
Assert.AreEqual(1, regionElement.Children.Count,
"After arranging, an unexpected number of region elements were returned.");
TypeElement typeElement = regionElement.Children[0] as TypeElement;
Assert.IsNotNull(typeElement, "Expected a type element.");
Assert.AreEqual(TypeElementType.Enum, typeElement.Type, "Unexpected type element type.");
Assert.AreEqual(enumElement.Name, typeElement.Name, "Unexpected type element name.");
}
public void DefaultArrangeUsingsInRegionTest()
{
CodeArranger arranger = new CodeArranger(CodeConfiguration.Default);
List <ICodeElement> codeElements = new List <ICodeElement>();
RegionElement regionElement = new RegionElement();
regionElement.Name = "Using Directives";
UsingElement usingElement1 = new UsingElement();
usingElement1.Name = "System";
regionElement.AddChild(usingElement1);
UsingElement usingElement2 = new UsingElement();
usingElement2.Name = "System.Text";
regionElement.AddChild(usingElement2);
codeElements.Add(regionElement);
ReadOnlyCollection <ICodeElement> arranged = arranger.Arrange(codeElements.AsReadOnly());
//
// Verify using statements were stripped from the region
//
Assert.AreEqual(1, arranged.Count, "An unexpected number of root elements were returned from Arrange.");
GroupElement groupElement = arranged[0] as GroupElement;
Assert.IsNotNull(groupElement, "Expected a group element.");
Assert.AreEqual("Namespace", groupElement.Name);
groupElement = groupElement.Children[0] as GroupElement;
Assert.IsNotNull(groupElement, "Expected a group element.");
Assert.AreEqual("System", groupElement.Name);
foreach (ICodeElement arrangedElement in groupElement.Children)
{
Assert.IsTrue(arrangedElement is UsingElement, "Expected a using element.");
}
}
public void MoveUsingsToFileTest()
{
List <ICodeElement> codeElements = new List <ICodeElement>();
UsingElement using1 = new UsingElement();
using1.Name = "System";
using1.IsMovable = true;
codeElements.Add(using1);
NamespaceElement namespaceElement = new NamespaceElement();
namespaceElement.Name = "TestNamespace";
codeElements.Add(namespaceElement);
// Nested region and groups
RegionElement region = new RegionElement();
region.Name = "Region";
namespaceElement.AddChild(region);
GroupElement group = new GroupElement();
group.Name = "Group";
region.AddChild(group);
UsingElement using2 = new UsingElement();
using2.Name = "System.IO";
using2.IsMovable = true;
group.AddChild(using2);
UsingElement using3 = new UsingElement();
using3.Name = "System.Collections";
using3.IsMovable = true;
namespaceElement.AddChild(using3);
TypeElement class1 = new TypeElement();
class1.Name = "Class1";
namespaceElement.AddChild(class1);
TypeElement class2 = new TypeElement();
class2.Name = "Class2";
namespaceElement.AddChild(class2);
CodeConfiguration configuration = CodeConfiguration.Default.Clone() as CodeConfiguration;
CodeArranger arranger;
//
// Move to file.
//
configuration.Formatting.Usings.MoveTo = CodeLevel.File;
arranger = new CodeArranger(configuration);
ReadOnlyCollection <ICodeElement> arranged = arranger.Arrange(codeElements.AsReadOnly());
Assert.AreEqual(2, arranged.Count, "After arranging, an unexpected number of elements were returned.");
GroupElement fileGroup = arranged[0] as GroupElement;
Assert.IsNotNull(fileGroup);
GroupElement innerGroup = fileGroup.Children[0] as GroupElement;
Assert.AreEqual("System", innerGroup.Children[0].Name);
Assert.AreEqual("System.Collections", innerGroup.Children[1].Name);
Assert.AreEqual("System.IO", innerGroup.Children[2].Name);
NamespaceElement namespaceElementTest = arranged[1] as NamespaceElement;
Assert.IsNotNull(namespaceElementTest, "Expected a namespace element.");
Assert.AreEqual(2, namespaceElementTest.Children.Count,
"After arranging, an unexpected number of namespace elements were returned.");
RegionElement typeRegion = namespaceElementTest.Children[1] as RegionElement;
Assert.IsNotNull(typeRegion);
Assert.AreEqual("Class1", typeRegion.Children[0].Name);
Assert.AreEqual("Class2", typeRegion.Children[1].Name);
}
public void MoveUsingsBasicTest()
{
List <ICodeElement> codeElements = new List <ICodeElement>();
UsingElement using1 = new UsingElement();
using1.Name = "System";
using1.IsMovable = true;
UsingElement using2 = new UsingElement();
using2.Name = "System.IO";
using2.IsMovable = true;
UsingElement using3 = new UsingElement();
using3.Name = "System.Collections";
using3.IsMovable = true;
codeElements.Add(using1);
codeElements.Add(using2);
NamespaceElement namespaceElement = new NamespaceElement();
namespaceElement.Name = "TestNamespace";
namespaceElement.AddChild(using3);
codeElements.Add(namespaceElement);
CodeConfiguration configuration = CodeConfiguration.Default.Clone() as CodeConfiguration;
CodeArranger arranger;
//
// Do not move.
//
configuration.Formatting.Usings.MoveTo = CodeLevel.None;
arranger = new CodeArranger(configuration);
ReadOnlyCollection <ICodeElement> arranged = arranger.Arrange(codeElements.AsReadOnly());
Assert.AreEqual(2, arranged.Count, "After arranging, an unexpected number of elements were returned.");
GroupElement fileGroup = arranged[0] as GroupElement;
Assert.IsNotNull(fileGroup);
GroupElement innerGroup = fileGroup.Children[0] as GroupElement;
Assert.AreEqual("System", innerGroup.Children[0].Name);
Assert.AreEqual("System.IO", innerGroup.Children[1].Name);
NamespaceElement namespaceElementTest = arranged[1] as NamespaceElement;
Assert.IsNotNull(namespaceElementTest, "Expected a namespace element.");
Assert.AreEqual(1, namespaceElementTest.Children.Count,
"After arranging, an unexpected number of namespace elements were returned.");
GroupElement namespaceGroup = namespaceElementTest.Children[0] as GroupElement;
Assert.IsNotNull(namespaceGroup);
innerGroup = namespaceGroup.Children[0] as GroupElement;
Assert.AreEqual("System.Collections", innerGroup.Children[0].Name);
//
// Move to file level;
//
configuration.Formatting.Usings.MoveTo = CodeLevel.File;
arranger = new CodeArranger(configuration);
arranged = arranger.Arrange(codeElements.AsReadOnly());
Assert.AreEqual(2, arranged.Count, "After arranging, an unexpected number of elements were returned.");
fileGroup = arranged[0] as GroupElement;
Assert.IsNotNull(fileGroup);
innerGroup = fileGroup.Children[0] as GroupElement;
Assert.AreEqual("System", innerGroup.Children[0].Name);
Assert.AreEqual("System.Collections", innerGroup.Children[1].Name);
Assert.AreEqual("System.IO", innerGroup.Children[2].Name);
namespaceElementTest = arranged[1] as NamespaceElement;
Assert.IsNotNull(namespaceElementTest, "Expected a namespace element.");
//
// Move to namespace.
//
configuration.Formatting.Usings.MoveTo = CodeLevel.Namespace;
arranger = new CodeArranger(configuration);
arranged = arranger.Arrange(codeElements.AsReadOnly());
Assert.AreEqual(1, arranged.Count, "After arranging, an unexpected number of elements were returned.");
namespaceElementTest = arranged[0] as NamespaceElement;
Assert.IsNotNull(namespaceElementTest, "Expected a namespace element.");
Assert.AreEqual(1, namespaceElementTest.Children.Count,
"After arranging, an unexpected number of namespace elements were returned.");
namespaceGroup = namespaceElementTest.Children[0] as GroupElement;
Assert.IsNotNull(namespaceGroup);
innerGroup = namespaceGroup.Children[0] as GroupElement;
Assert.AreEqual("System", innerGroup.Children[0].Name);
Assert.AreEqual("System.Collections", innerGroup.Children[1].Name);
Assert.AreEqual("System.IO", innerGroup.Children[2].Name);
//
// Move back to file level;
//
configuration.Formatting.Usings.MoveTo = CodeLevel.File;
arranger = new CodeArranger(configuration);
arranged = arranger.Arrange(codeElements.AsReadOnly());
Assert.AreEqual(2, arranged.Count, "After arranging, an unexpected number of elements were returned.");
fileGroup = arranged[0] as GroupElement;
Assert.IsNotNull(fileGroup);
innerGroup = fileGroup.Children[0] as GroupElement;
Assert.AreEqual("System", innerGroup.Children[0].Name);
Assert.AreEqual("System.Collections", innerGroup.Children[1].Name);
Assert.AreEqual("System.IO", innerGroup.Children[2].Name);
namespaceElementTest = arranged[1] as NamespaceElement;
Assert.IsNotNull(namespaceElementTest, "Expected a namespace element.");
}
public void DefaultArrangeStructLayoutTest()
{
List <ICodeElement> codeElements = new List <ICodeElement>();
TypeElement structElement = new TypeElement();
structElement.Type = TypeElementType.Structure;
structElement.Access = CodeAccess.Public;
structElement.Name = "TestStructure";
structElement.AddAttribute(new AttributeElement("System.Runtime.InteropServices.StructLayout"));
NamespaceElement namespaceElement = new NamespaceElement();
namespaceElement.Name = "TestNamespace";
namespaceElement.AddChild(structElement);
FieldElement fieldElement1 = new FieldElement();
fieldElement1.Type = "int";
fieldElement1.Access = CodeAccess.Public;
fieldElement1.Name = "z";
structElement.AddChild(fieldElement1);
FieldElement fieldElement2 = new FieldElement();
fieldElement2.Type = "int";
fieldElement2.Access = CodeAccess.Public;
fieldElement2.Name = "x";
structElement.AddChild(fieldElement2);
FieldElement fieldElement3 = new FieldElement();
fieldElement3.Type = "int";
fieldElement3.Access = CodeAccess.Public;
fieldElement3.Name = "y";
structElement.AddChild(fieldElement3);
codeElements.Add(namespaceElement);
CodeArranger arranger = new CodeArranger(CodeConfiguration.Default);
ReadOnlyCollection <ICodeElement> arranged =
arranger.Arrange(codeElements.AsReadOnly());
Assert.AreEqual(1, arranged.Count, "After arranging, an unexpected number of elements were returned.");
NamespaceElement namespaceElementTest = arranged[0] as NamespaceElement;
Assert.IsNotNull(namespaceElementTest, "Expected a namespace element.");
Assert.AreEqual(1, namespaceElementTest.Children.Count,
"After arranging, an unexpected number of namespace elements were returned.");
RegionElement typeRegionElement = namespaceElementTest.Children[0] as RegionElement;
Assert.IsNotNull(typeRegionElement, "Expected a region element.");
Assert.AreEqual("Types", typeRegionElement.Name);
Assert.AreEqual(1, typeRegionElement.Children.Count,
"After arranging, an unexpected number of namespace elements were returned.");
TypeElement typeElement = typeRegionElement.Children[0] as TypeElement;
Assert.IsNotNull(typeElement, "Expected a type element.");
Assert.AreEqual(TypeElementType.Structure, typeElement.Type, "Unexpected type element type.");
Assert.AreEqual(structElement.Name, typeElement.Name, "Unexpected type element name.");
Assert.AreEqual(1, typeElement.Children.Count, "An unexpected number of class child elements were returned.");
RegionElement regionElement = typeElement.Children[0] as RegionElement;
Assert.IsNotNull(regionElement, "Expected a region element but was {0}.", regionElement.ElementType);
Assert.AreEqual("Fixed Fields", regionElement.Name, "Unexpected region name.");
Assert.AreEqual(3, regionElement.Children.Count, "Unexpected number of region child elements.");
// The fields should not have been sorted
Assert.AreEqual(fieldElement1.Name, regionElement.Children[0].Name);
Assert.AreEqual(fieldElement2.Name, regionElement.Children[1].Name);
Assert.AreEqual(fieldElement3.Name, regionElement.Children[2].Name);
}
public void DefaultArrangeSimpleClassTest()
{
List <ICodeElement> codeElements = new List <ICodeElement>();
TypeElement classElement = new TypeElement();
classElement.Type = TypeElementType.Class;
classElement.Access = CodeAccess.Public;
classElement.Name = "TestClass";
NamespaceElement namespaceElement = new NamespaceElement();
namespaceElement.Name = "TestNamespace";
namespaceElement.AddChild(classElement);
MethodElement methodElement = new MethodElement();
methodElement.Type = "void";
methodElement.Access = CodeAccess.Public;
methodElement.Name = "DoSomething";
classElement.AddChild(methodElement);
FieldElement fieldElement = new FieldElement();
fieldElement.Type = "bool";
fieldElement.Access = CodeAccess.Private;
fieldElement.Name = "_val";
classElement.AddChild(fieldElement);
PropertyElement propertyElement = new PropertyElement();
propertyElement.Type = "bool";
propertyElement.Access = CodeAccess.Public;
propertyElement.Name = "Value";
propertyElement.BodyText = "return _val";
classElement.AddChild(propertyElement);
codeElements.Add(namespaceElement);
CodeArranger arranger = new CodeArranger(CodeConfiguration.Default);
ReadOnlyCollection <ICodeElement> arranged =
arranger.Arrange(codeElements.AsReadOnly());
Assert.AreEqual(1, arranged.Count, "After arranging, an unexpected number of elements were returned.");
NamespaceElement namespaceElementTest = arranged[0] as NamespaceElement;
Assert.IsNotNull(namespaceElementTest, "Expected a namespace element.");
Assert.AreEqual(1, namespaceElementTest.Children.Count,
"After arranging, an unexpected number of namespace elements were returned.");
RegionElement typeRegionElement = namespaceElementTest.Children[0] as RegionElement;
Assert.IsNotNull(typeRegionElement, "Expected a region element.");
Assert.AreEqual("Types", typeRegionElement.Name);
Assert.AreEqual(1, typeRegionElement.Children.Count,
"After arranging, an unexpected number of namespace elements were returned.");
TypeElement typeElement = typeRegionElement.Children[0] as TypeElement;
Assert.IsNotNull(typeElement, "Expected a type element.");
Assert.AreEqual(TypeElementType.Class, typeElement.Type, "Unexpected type element type.");
Assert.AreEqual(classElement.Name, typeElement.Name, "Unexpected type element name.");
Assert.AreEqual(3, typeElement.Children.Count, "An unexpected number of class child elements were returned.");
List <RegionElement> regionElements = new List <RegionElement>();
foreach (ICodeElement classChildElement in typeElement.Children)
{
RegionElement regionElement = classChildElement as RegionElement;
Assert.IsNotNull(
regionElement, "Expected a region element but was {0}.", classChildElement.ElementType);
regionElements.Add(regionElement);
}
Assert.AreEqual("Fields", regionElements[0].Name, "Unexpected region element name.");
Assert.AreEqual("Properties", regionElements[1].Name, "Unexpected region element name.");
Assert.AreEqual("Methods", regionElements[2].Name, "Unexpected region element name.");
GroupElement fieldGroupElement = regionElements[0].Children[0].Children[0] as GroupElement;
Assert.IsNotNull(fieldGroupElement, "Expected a group element for fields.");
foreach (ICodeElement codeElement in fieldGroupElement.Children)
{
FieldElement fieldElementTest = codeElement as FieldElement;
Assert.IsNotNull(
fieldElementTest,
"Expected a field element but was type {0}: {1}",
codeElement.ElementType,
codeElement);
}
Assert.AreEqual(1, regionElements[1].Children.Count);
foreach (ICodeElement codeElement in regionElements[1].Children[0].Children)
{
PropertyElement propertyElementTest = codeElement as PropertyElement;
Assert.IsNotNull(
propertyElementTest,
"Expected a property element but was type {0}: {1}",
codeElement.ElementType,
codeElement);
}
Assert.AreEqual(1, regionElements[2].Children.Count);
foreach (ICodeElement codeElement in regionElements[2].Children[0].Children)
{
MethodElement methodElementTest = codeElement as MethodElement;
Assert.IsNotNull(
methodElementTest,
"Expected a method element but was type {0}: {1}",
codeElement.ElementType,
codeElement);
}
}
public void ArrangeNestedRegionTest()
{
List <ICodeElement> elements = new List <ICodeElement>();
TypeElement type = new TypeElement();
type.Type = TypeElementType.Class;
type.Name = "TestClass";
FieldElement field = new FieldElement();
field.Name = "val";
field.Type = "int";
type.AddChild(field);
elements.Add(type);
// Create a configuration with a nested region
CodeConfiguration codeConfiguration = new CodeConfiguration();
ElementConfiguration typeConfiguration = new ElementConfiguration();
typeConfiguration.ElementType = ElementType.Type;
RegionConfiguration regionConfiguration1 = new RegionConfiguration();
regionConfiguration1.Name = "Region1";
RegionConfiguration regionConfiguration2 = new RegionConfiguration();
regionConfiguration2.Name = "Region2";
ElementConfiguration fieldConfiguration = new ElementConfiguration();
fieldConfiguration.ElementType = ElementType.Field;
regionConfiguration2.Elements.Add(fieldConfiguration);
regionConfiguration1.Elements.Add(regionConfiguration2);
typeConfiguration.Elements.Add(regionConfiguration1);
codeConfiguration.Elements.Add(typeConfiguration);
CodeArranger arranger = new CodeArranger(codeConfiguration);
ReadOnlyCollection <ICodeElement> arrangedElements = arranger.Arrange(elements.AsReadOnly());
Assert.AreEqual(1, arrangedElements.Count, "Unexpected number of arranged elements.");
TypeElement arrangedType = arrangedElements[0] as TypeElement;
Assert.IsNotNull(arrangedType, "Expected a type element after arranging.");
Assert.AreEqual(1, arrangedType.Children.Count, "Unexpected number of arranged child elements.");
RegionElement arrangedRegion1 = arrangedType.Children[0] as RegionElement;
Assert.IsNotNull(arrangedRegion1, "Expected a region element after arranging.");
Assert.AreEqual(regionConfiguration1.Name, arrangedRegion1.Name);
Assert.AreEqual(1, arrangedRegion1.Children.Count, "Unexpected number of arranged child elements.");
RegionElement arrangedRegion2 = arrangedRegion1.Children[0] as RegionElement;
Assert.IsNotNull(arrangedRegion2, "Expected a region element after arranging.");
Assert.AreEqual(regionConfiguration2.Name, arrangedRegion2.Name);
Assert.AreEqual(1, arrangedRegion2.Children.Count, "Unexpected number of arranged child elements.");
FieldElement arrangedFieldElement = arrangedRegion2.Children[0] as FieldElement;
Assert.IsNotNull(arrangedFieldElement, "Expected a field element after arranging.");
}
public void DefaultArrangeConditionDirectiveTest()
{
List <ICodeElement> codeElements = new List <ICodeElement>();
ConditionDirectiveElement ifCondition = new ConditionDirectiveElement();
ifCondition.ConditionExpression = "DEBUG";
FieldElement field1 = new FieldElement();
field1.Name = "zField";
field1.Type = "int";
FieldElement field2 = new FieldElement();
field2.Name = "aField";
field2.Type = "int";
ifCondition.AddChild(field1);
ifCondition.AddChild(field2);
ifCondition.ElseCondition = new ConditionDirectiveElement();
FieldElement field3 = new FieldElement();
field3.Name = "testField";
field3.Type = "int";
FieldElement field1Clone = field1.Clone() as FieldElement;
FieldElement field2Clone = field2.Clone() as FieldElement;
TypeElement classElement = new TypeElement();
classElement.Name = "TestClass";
classElement.AddChild(field1Clone);
classElement.AddChild(field2Clone);
ifCondition.ElseCondition.AddChild(field3);
ifCondition.ElseCondition.AddChild(classElement);
codeElements.Add(ifCondition);
CodeArranger arranger = new CodeArranger(CodeConfiguration.Default);
ReadOnlyCollection <ICodeElement> arranged =
arranger.Arrange(codeElements.AsReadOnly());
Assert.AreEqual(1, arranged.Count, "After arranging, an unexpected number of elements were returned.");
ConditionDirectiveElement ifConditionTest = arranged[0] as ConditionDirectiveElement;
Assert.IsNotNull(ifConditionTest, "Expected a condition directive element.");
Assert.AreEqual(2, ifConditionTest.Children.Count,
"After arranging, an unexpected number of nested elements were returned.");
Assert.AreEqual(field2.Name, ifConditionTest.Children[0].Name);
Assert.AreEqual(field1.Name, ifConditionTest.Children[1].Name);
ConditionDirectiveElement elseConditionTest = ifConditionTest.ElseCondition;
Assert.IsNotNull(elseConditionTest, "Expected a condition directive element.");
Assert.AreEqual(2, ifConditionTest.Children.Count,
"After arranging, an unexpected number of nested elements were returned.");
Assert.AreEqual(field3.Name, elseConditionTest.Children[0].Name);
Assert.AreEqual(classElement.Name, elseConditionTest.Children[1].Name);
TypeElement classElementTest = elseConditionTest.Children[1] as TypeElement;
Assert.IsNotNull(classElementTest, "Expected a type element.");
Assert.AreEqual(1, classElementTest.Children.Count);
Assert.AreEqual("Fields", classElementTest.Children[0].Name);
}
public void CreateWithNullTest()
{
CodeArranger arranger = new CodeArranger(null);
}
public void ArrangeStaticFieldsTest()
{
List <ICodeElement> codeElements = new List <ICodeElement>();
TypeElement classElement = new TypeElement();
classElement.Type = TypeElementType.Class;
classElement.Access = CodeAccess.Public;
classElement.Name = "TestClass";
FieldElement fieldElement1 = new FieldElement();
fieldElement1.MemberModifiers = MemberModifiers.Static;
fieldElement1.Access = CodeAccess.Protected;
fieldElement1.Type = "object";
fieldElement1.Name = "_obj";
fieldElement1.InitialValue = "typeof(int).ToString();";
classElement.AddChild(fieldElement1);
// This field has a static dependency. Normally it would be sorted first
// due to its access, but we want to make sure it gets added after the
// field for which it is dependent.
FieldElement fieldElement2 = new FieldElement();
fieldElement2.MemberModifiers = MemberModifiers.Static;
fieldElement2.Access = CodeAccess.Public;
fieldElement2.Type = "bool";
fieldElement2.Name = "Initialized";
fieldElement2.InitialValue = "_initializationString != null";
classElement.AddChild(fieldElement2);
FieldElement fieldElement3 = new FieldElement();
fieldElement3.MemberModifiers = MemberModifiers.Static;
fieldElement3.Access = CodeAccess.Private;
fieldElement3.Type = "string";
fieldElement3.Name = "_initializationString";
fieldElement3.InitialValue = "_obj";
classElement.AddChild(fieldElement3);
codeElements.Add(classElement);
CodeArranger arranger = new CodeArranger(CodeConfiguration.Default);
ReadOnlyCollection <ICodeElement> arranged = arranger.Arrange(codeElements.AsReadOnly());
Assert.AreEqual(1, arranged.Count, "After arranging, an unexpected number of elements were returned.");
TypeElement typeElement = arranged[0] as TypeElement;
Assert.IsNotNull(typeElement, "Expected a type element.");
List <FieldElement> staticFields = new List <FieldElement>();
Action <ICodeElement> findStaticFields = delegate(ICodeElement codeElement)
{
FieldElement fieldElement = codeElement as FieldElement;
if (fieldElement != null && fieldElement.MemberModifiers == MemberModifiers.Static)
{
staticFields.Add(fieldElement);
}
};
ElementUtilities.ProcessElementTree(typeElement, findStaticFields);
Assert.AreEqual(3, staticFields.Count, "Unexpected number of static fields after arranging.");
Assert.AreEqual("_obj", staticFields[0].Name);
Assert.AreEqual("_initializationString", staticFields[1].Name);
Assert.AreEqual("Initialized", staticFields[2].Name);
//
// Remove the dependency
//
fieldElement2.InitialValue = "true";
fieldElement3.InitialValue = "\"test\"";
arranged = arranger.Arrange(codeElements.AsReadOnly());
Assert.AreEqual(1, arranged.Count, "After arranging, an unexpected number of elements were returned.");
typeElement = arranged[0] as TypeElement;
Assert.IsNotNull(typeElement, "Expected a type element.");
staticFields.Clear();
ElementUtilities.ProcessElementTree(typeElement, findStaticFields);
Assert.AreEqual(3, staticFields.Count, "Unexpected number of static fields after arranging.");
Assert.AreEqual("Initialized", staticFields[0].Name);
Assert.AreEqual("_obj", staticFields[1].Name);
Assert.AreEqual("_initializationString", staticFields[2].Name);
}
public void WriteArrangedElementTest()
{
string outputDirectory = "Arranged";
if (Directory.Exists(outputDirectory))
{
try
{
Directory.Delete(outputDirectory, true);
}
catch
{
}
}
ReadOnlyCollection <ICodeElement> testElements;
ISourceCodeTestFile[] testFiles = ValidTestFiles;
foreach (ISourceCodeTestFile testFile in testFiles)
{
using (TextReader reader = testFile.GetReader())
{
TCodeParser parser = new TCodeParser();
testElements = parser.Parse(reader);
Assert.IsTrue(testElements.Count > 0, "Test file does not contain any elements.");
}
foreach (FileInfo configFile in TestUtilities.TestConfigurationFiles)
{
try
{
CodeConfiguration configuration = CodeConfiguration.Load(configFile.FullName);
CodeArranger arranger = new CodeArranger(configuration);
ReadOnlyCollection <ICodeElement> arranged = arranger.Arrange(testElements);
//
// Write the arranged elements
//
StringWriter writer = new StringWriter();
TCodeWriter codeWriter = new TCodeWriter();
codeWriter.Configuration = configuration;
codeWriter.Write(arranged, writer);
string text = writer.ToString();
// Write the file to the output directory for further analysis
Directory.CreateDirectory(outputDirectory);
string configurationDirectory = Path.Combine(
outputDirectory,
Path.GetFileNameWithoutExtension(configFile.FullName));
Directory.CreateDirectory(configurationDirectory);
File.WriteAllText(Path.Combine(configurationDirectory, testFile.Name), text);
//
// Verify that the arranged file still compiles sucessfully.
//
CompilerResults results = Compile(text, testFile.Name);
CompilerError error = TestUtilities.GetCompilerError(results);
if (error != null)
{
Assert.Fail(
"Arranged source code should not produce compiler errors. " +
"Error: {0} - {1}, line {2}, column {3} ",
error.ErrorText,
testFile.Name,
error.Line,
error.Column);
}
}
catch (Exception ex)
{
Assert.Fail("Configuration " + configFile + ": " + ex.ToString());
}
}
}
}
public void CreateWithNullTest()
{
Assert.Throws(typeof(ArgumentNullException), () => { CodeArranger arranger = new CodeArranger(null); });
}
