public void Methods()
{
string source = @"
public class MyClass {
private void Method1() {
}
protected void Method2() {
}
}
";
// Getting the AST node
CSharpSyntaxTree tree = ASTExtractor.Extract(source);
SyntaxNode node = new NodeLocator(tree).LocateFirst(typeof(ClassDeclarationSyntax));
ClassDeclarationSyntax classDeclarationNode = node as ClassDeclarationSyntax;
// Creating the walker
var astWalker = MockedClassASTWalker.Create(classDeclarationNode);
// Getting the translation unit
astWalker.Walk();
// Checking
Assert.IsNotNull(astWalker.ClassDeclaration);
// Checking members
Assert.IsNotNull(astWalker.ClassDeclaration.MethodDeclarations);
Assert.IsTrue(astWalker.ClassDeclaration.MethodDeclarations.Count() > 0);
Assert.AreEqual(2, astWalker.ClassDeclaration.MethodDeclarations.Count());
Assert.IsInstanceOfType(astWalker.ClassDeclaration.MethodDeclarations.ElementAt(0), typeof(MethodDeclarationTranslationUnit));
Assert.IsInstanceOfType(astWalker.ClassDeclaration.MethodDeclarations.ElementAt(1), typeof(MethodDeclarationTranslationUnit));
}
private static void Test(string source)
{
// Getting the AST node
CSharpSyntaxTree tree = ASTExtractor.Extract(source);
SyntaxNode node = new NodeLocator(tree).LocateFirst(typeof(EnumDeclarationSyntax));
var enumDeclarationNode = node as EnumDeclarationSyntax;
// Creating the walker
var astWalker = MockedEnumASTWalker.Create(enumDeclarationNode);
// Getting the translation unit
astWalker.Walk();
// Checking
Assert.IsNotNull(astWalker.EnumDeclaration);
// Checking signatures
Assert.IsNotNull(astWalker.EnumDeclaration.Members);
Assert.IsTrue(astWalker.EnumDeclaration.Members.Count() > 0);
Assert.AreEqual(3, astWalker.EnumDeclaration.Members.Count());
Assert.IsInstanceOfType(astWalker.EnumDeclaration.Members.ElementAt(0), typeof(EnumMemberTranslationUnit));
Assert.IsInstanceOfType(astWalker.EnumDeclaration.Members.ElementAt(1), typeof(EnumMemberTranslationUnit));
Assert.IsInstanceOfType(astWalker.EnumDeclaration.Members.ElementAt(2), typeof(EnumMemberTranslationUnit));
}
public void IsCompatibleVersion_ReturnsTrueFalse(int majorVersion, bool expectedResult)
{
var version = new Version(majorVersion, 0);
var result = NodeLocator.IsCompatibleVersion(version);
result.Should().Be(expectedResult);
}
public void TypeFullNameRenderingSemanticModel()
{
var tree = CSharpSyntaxTree.ParseText(@"
using System;
public class MyClass : IDisposable {
public void Dispose() { }
}
");
var node = new NodeLocator(tree).LocateLast(typeof(ClassDeclarationSyntax));
Assert.IsNotNull(node, string.Format("Node of type `{0}` should be found!",
typeof(ClassDeclarationSyntax).Name));
// Loading MSCoreLib
var compilation = CSharpCompilation.Create("TestAssembly")
.AddReferences(
MetadataReference.CreateFromFile(
typeof(object).Assembly.Location))
.AddSyntaxTrees(tree);
var semanticModel = compilation.GetSemanticModel(tree);
ClassDeclarationSyntax classDeclarationNode = node as ClassDeclarationSyntax;
BaseTypeSyntax baseTypeNode = classDeclarationNode.BaseList.Types.FirstOrDefault();
TestRetrieveTypeName(baseTypeNode, null, "IDisposable");
TestRetrieveTypeName(baseTypeNode, semanticModel, "IDisposable");
TestRetrieveTypeFullName(baseTypeNode, null, "IDisposable");
TestRetrieveTypeFullName(baseTypeNode, semanticModel, "System.IDisposable");
}
public void LocateElementWithId()
{
var x = Element.Create("span", "x");
var locator = NodeLocator.FromNode(x);
Assert.Equal(x.Id, locator.StartingId);
}
public void MethodName()
{
string[] methodExpectedNames = new string[]
{
TestSuite.Class11.Value["Method1Name"],
TestSuite.Class11.Value["Method2Name"],
TestSuite.Class11.Value["Method3Name"],
TestSuite.Class11.Value["Method4Name"],
TestSuite.Class11.Value["Method5Name"],
TestSuite.Class11.Value["Method6Name"],
TestSuite.Class11.Value["Method7Name"],
};
IEnumerable <KeyValuePair <SyntaxNode, string> > items =
new NodeLocator(Class11SyntaxTree).LocateAll(typeof(MethodDeclarationSyntax))
.Select((node, k) => new KeyValuePair <SyntaxNode, string>(node, methodExpectedNames[k]));
foreach (KeyValuePair <SyntaxNode, string> item in items)
{
Assert.IsNotNull(item.Key, string.Format("Node of type `{0}` should be found!",
typeof(MethodDeclarationSyntax).Name));
MethodDeclarationSyntax methodDeclarationNode = item.Key as MethodDeclarationSyntax;
TestRetrieveMethodName(methodDeclarationNode, item.Value);
}
}
public void DetectVoidType()
{
var tree = CSharpSyntaxTree.ParseText(@"
using System;
public class MyClass {
public void Method1() { }
public int Method2() { }
}
");
// First method
var node = new NodeLocator(tree).LocateFirst(typeof(MethodDeclarationSyntax));
Assert.IsNotNull(node, string.Format("Node of type `{0}` should be found!",
typeof(MethodDeclarationSyntax).Name));
var methodDeclarationNode = node as MethodDeclarationSyntax;
var helper = new MethodDeclaration(methodDeclarationNode).ReturnType;
Assert.IsTrue(helper.IsVoid, "Expected void type!");
// Second method
node = new NodeLocator(tree).LocateLast(typeof(MethodDeclarationSyntax));
Assert.IsNotNull(node, string.Format("Node of type `{0}` should be found!",
typeof(MethodDeclarationSyntax).Name));
methodDeclarationNode = node as MethodDeclarationSyntax;
helper = new MethodDeclaration(methodDeclarationNode).ReturnType;
Assert.IsFalse(helper.IsVoid, "Void type not expected!");
}
/// <summary>
/// Finds the <see cref="T:MemcachedNode"/> which is responsible for the specified item
/// </summary>
/// <param name="itemKey"></param>
/// <returns></returns>
private MemcachedNode LocateNode(string itemKey)
{
serverAccessLock.AcquireReaderLock(Timeout.Infinite);
try
{
MemcachedNode node = NodeLocator.Locate(itemKey);
if (node == null)
{
return(null);
}
if (node.IsAlive)
{
return(node);
}
MarkAsDead(node);
return(LocateNode(itemKey));
}
finally
{
serverAccessLock.ReleaseLock();
}
}
public void MethodParametersAreOfCorrectType()
{
var source = @"
class Class1 {
public void Method1(int param1) { }
public void Method2(int param1, string param2) { }
public void Method3(int param1, string param2, object param3) { }
public void Method4(int param1, string param2, object param3, bool param4) { }
}
";
var syntaxTree = CSharpSyntaxTree.ParseText(source);
var semanticModel = CSharpCompilation.Create("Class").AddReferences(
MetadataReference.CreateFromFile(typeof(object).Assembly.Location)).AddSyntaxTrees(
syntaxTree).GetSemanticModel(syntaxTree);
IEnumerable <SyntaxNode> nodes = new NodeLocator(syntaxTree).LocateAll(
typeof(MethodDeclarationSyntax));
foreach (SyntaxNode node in nodes)
{
Assert.IsNotNull(node, string.Format("Node of type `{0}` should be found!",
typeof(MethodDeclarationSyntax).Name));
MethodDeclarationSyntax methodDeclarationNode = node as MethodDeclarationSyntax;
MethodDeclaration methodDeclaration = new MethodDeclaration(methodDeclarationNode);
foreach (var param in methodDeclaration.Parameters)
{
Assert.IsNotNull(param, "Parameter should not be null!");
Assert.IsInstanceOfType(param, typeof(Parameter), "Wrong parameter type!");
}
}
}
public void MethodWithVariableDeclarations()
{
string source = @"
public void Method() {
string var1;
int var2;
}
";
// Getting the AST node
CSharpSyntaxTree tree = ASTExtractor.Extract(source);
SyntaxNode node = new NodeLocator(tree).LocateLast(typeof(MethodDeclarationSyntax));
MethodDeclarationSyntax methodDeclarationNode = node as MethodDeclarationSyntax;
// Creating the walker
var astWalker = MockedMethodASTWalker.Create(methodDeclarationNode);
// Getting the translation unit
astWalker.Walk();
// Checking
Assert.IsNotNull(astWalker.MethodDeclaration);
// Checking members
Assert.IsNotNull(astWalker.MethodDeclaration.Statements);
Assert.IsTrue(astWalker.MethodDeclaration.Statements.Count() > 0);
Assert.AreEqual(2, astWalker.MethodDeclaration.Statements.Count());
Assert.IsInstanceOfType(astWalker.MethodDeclaration.Statements.ElementAt(0), typeof(StatementTranslationUnit));
Assert.IsInstanceOfType(astWalker.MethodDeclaration.Statements.ElementAt(1), typeof(StatementTranslationUnit));
}
public void EmptyMethodWithNoParameters()
{
string source = @"
public void Method() { }
";
// Getting the AST node
CSharpSyntaxTree tree = ASTExtractor.Extract(source);
SyntaxNode node = new NodeLocator(tree).LocateLast(typeof(MethodDeclarationSyntax));
MethodDeclarationSyntax methodDeclarationNode = node as MethodDeclarationSyntax;
// Creating the walker
var astWalker = MockedMethodASTWalker.Create(methodDeclarationNode);
// Getting the translation unit
astWalker.Walk();
// Checking
Assert.IsNotNull(astWalker.MethodDeclaration);
// Checking members
Assert.IsNotNull(astWalker.MethodDeclaration.Arguments);
Assert.AreEqual(0, astWalker.MethodDeclaration.Arguments.Count());
}
public void EmptyMethodWith3Parameters()
{
string source = @"
public void Method(string param1, int param2, bool param3) { }
";
// Getting the AST node
CSharpSyntaxTree tree = ASTExtractor.Extract(source);
SyntaxNode node = new NodeLocator(tree).LocateLast(typeof(MethodDeclarationSyntax));
MethodDeclarationSyntax methodDeclarationNode = node as MethodDeclarationSyntax;
// Creating the walker
var astWalker = MockedMethodASTWalker.Create(methodDeclarationNode);
// Getting the translation unit
astWalker.Walk();
// Checking
Assert.IsNotNull(astWalker.MethodDeclaration);
// Checking members
Assert.IsNotNull(astWalker.MethodDeclaration.Arguments);
Assert.IsTrue(astWalker.MethodDeclaration.Arguments.Count() > 0);
Assert.AreEqual(3, astWalker.MethodDeclaration.Arguments.Count());
Assert.IsInstanceOfType(astWalker.MethodDeclaration.Arguments.ElementAt(0), typeof(ArgumentDefinitionTranslationUnit));
Assert.IsInstanceOfType(astWalker.MethodDeclaration.Arguments.ElementAt(1), typeof(ArgumentDefinitionTranslationUnit));
Assert.IsInstanceOfType(astWalker.MethodDeclaration.Arguments.ElementAt(2), typeof(ArgumentDefinitionTranslationUnit));
}
static void Main(string[] args)
{
IList<TestNode> nodeList = new List<TestNode>();
nodeList.Add(new TestNode("abcd-123456"));
//nodeList.Add(new TestNode("abcd-123478"));
nodeList.Add(new TestNode("abcd-123490"));
nodeList.Add(new TestNode("abcd-123401"));
INodeLocator<TestNode> locator = new NodeLocator<TestNode>();
locator.Initialize(nodeList);
for (int i = 0; i < 10; i++)
{
Console.WriteLine(locator.Locate("abc" + i).Indentity);
}
Random rnd = new Random();
StringBuilder sb = new StringBuilder();
for (int i = 0; i < 1000; i++)
{
sb.Append(rnd.Next(100000, 9999999));
}
Console.WriteLine(BitConverter.ToInt32(new FNV1a().ComputeHash(System.Text.Encoding.ASCII.GetBytes(sb.ToString())),0));
//Console.WriteLine(BitConverter.ToInt32(new FNV1a().ComputeHash(System.Text.Encoding.ASCII.GetBytes(sb.ToString())), 4));
Console.ReadLine();
}
public void WalkASTDeep()
{
string source = @"
namespace MyNamespaceA {
public class MyClassA { }
public class MyClassB { }
namespace MyNamespaceB {
public class MyClassC { }
public class MyClassD { }
}
}
";
int traversedClassesCount = 0;
// Getting the AST node
CSharpSyntaxTree tree = ASTExtractor.Extract(source);
var node = new NodeLocator(tree).LocateLast(typeof(CompilationUnitSyntax)) as CSharpSyntaxNode;
// Calling the walker
var astWalker = new MultiPurposeASTWalker(node,
syntaxNode => syntaxNode as ClassDeclarationSyntax != null,
delegate
{
traversedClassesCount++;
},
false);
astWalker.Start();
// Checking
Assert.AreEqual(4, traversedClassesCount, "Expected walker to deep traverse AST!");
}
public void Properties()
{
string source = @"
public interface MyInterface {
int Property1 { get; set; }
string Property2 { get; set; }
}
";
// Getting the AST node
CSharpSyntaxTree tree = ASTExtractor.Extract(source);
SyntaxNode node = new NodeLocator(tree).LocateFirst(typeof(InterfaceDeclarationSyntax));
InterfaceDeclarationSyntax interfaceDeclarationNode = node as InterfaceDeclarationSyntax;
// Creating the walker
var astWalker = MockedInterfaceASTWalker.Create(interfaceDeclarationNode);
// Getting the translation unit
astWalker.Walk();
// Checking
Assert.IsNotNull(astWalker.InterfaceDeclaration);
// Checking signatures
Assert.IsNotNull(astWalker.InterfaceDeclaration.Signatures);
Assert.IsTrue(astWalker.InterfaceDeclaration.Signatures.Count() > 0);
Assert.AreEqual(2, astWalker.InterfaceDeclaration.Signatures.Count());
Assert.IsInstanceOfType(astWalker.InterfaceDeclaration.Signatures.ElementAt(0), typeof(MethodSignatureDeclarationTranslationUnit));
Assert.IsInstanceOfType(astWalker.InterfaceDeclaration.Signatures.ElementAt(1), typeof(MethodSignatureDeclarationTranslationUnit));
}
public void ScriptNamespaceRetrievedOnInterfacePropertyType()
{
var tree = CSharpSyntaxTree.ParseText(@"
namespace Namespace1 {
[ScriptNamespace(""OverridenNamespace"")]
public class Class1 { }
public interface Interface1 {
Class1 MyProperty { get; set; }
}
}
");
// Loading MSCoreLib
var semanticModel = (CSharpCompilation.Create("TestAssembly")
.AddReferences(
MetadataReference.CreateFromFile(
typeof(object).Assembly.Location))
.AddSyntaxTrees(tree).AddScriptNamespaceReference().GetSemanticModel(tree));
var node = new NodeLocator(tree).LocateFirst(typeof(PropertyDeclarationSyntax));
Assert.IsNotNull(node);
var propertyDeclarationNode = node as PropertyDeclarationSyntax;
Assert.IsNotNull(propertyDeclarationNode);
var typeReference = new PropertyDeclaration(propertyDeclarationNode, semanticModel).Type;
Assert.AreEqual("OverridenNamespace.Class1", typeReference.FullName, "ScriptNamespace overriden namespace not detected!");
}
public void EmptyMethodWith2Parameters()
{
string source = @"
class Class1 {
public Class1(string param1, int param2) { }
}
";
// Getting the AST node
CSharpSyntaxTree tree = ASTExtractor.Extract(source);
SyntaxNode node = new NodeLocator(tree).LocateLast(typeof(ConstructorDeclarationSyntax));
ConstructorDeclarationSyntax constructorDeclarationNode = node as ConstructorDeclarationSyntax;
// Creating the walker
var astWalker = MockedConstructorASTWalker.Create(constructorDeclarationNode);
// Getting the translation unit
astWalker.Walk();
// Checking
Assert.IsNotNull(astWalker.ConstructorDeclaration);
// Checking members
Assert.IsNotNull(astWalker.ConstructorDeclaration.Arguments);
Assert.IsTrue(astWalker.ConstructorDeclaration.Arguments.Count() > 0);
Assert.AreEqual(2, astWalker.ConstructorDeclaration.Arguments.Count());
Assert.IsInstanceOfType(astWalker.ConstructorDeclaration.Arguments.ElementAt(0), typeof(ArgumentDefinitionTranslationUnit));
Assert.IsInstanceOfType(astWalker.ConstructorDeclaration.Arguments.ElementAt(1), typeof(ArgumentDefinitionTranslationUnit));
}
public void SimpleClass()
{
var node = (@"
namespace Root.MyNamespace1 {
public class MyClass {
}
}
").ExtractASTRoot();
var namespaces = new NodeLocator(node).LocateAll(typeof(NamespaceDeclarationSyntax), true);
Assert.AreEqual(1, namespaces.Count(), "Expecting only one namespace at root level");
var @namespace = namespaces.First() as NamespaceDeclarationSyntax;
var namespaceName = @namespace.Name.ToString();
Assert.AreEqual("Root.MyNamespace1", namespaceName, "Wrong namespace name");
var classes = new NodeLocator(@namespace).LocateAll(typeof(ClassDeclarationSyntax), true);
Assert.AreEqual(1, classes.Count(), "Expecting only one class in namespace");
var @class = classes.First() as ClassDeclarationSyntax;
var className = @class.Identifier.Text;
Assert.AreEqual("MyClass", className, "Wrong class name");
}
public void OneClass()
{
string source = @"
public class Class1 {
}
";
// Getting the AST node
CSharpSyntaxTree tree = ASTExtractor.Extract(source);
SyntaxNode node = new NodeLocator(tree).LocateLast(typeof(CompilationUnitSyntax));
CompilationUnitSyntax programNode = node as CompilationUnitSyntax;
// Creating the walker
var astWalker = MockedProgramASTWalker.Create(programNode);
// Getting the translation unit
astWalker.Walk();
// Checking
Assert.IsNotNull(astWalker.Program);
// Checking members
Assert.IsNotNull(astWalker.Program.Content);
Assert.IsTrue(astWalker.Program.Content.Count() > 0);
Assert.AreEqual(1, astWalker.Program.Content.Count());
Assert.IsInstanceOfType(astWalker.Program.Content.ElementAt(0), typeof(ClassDeclarationTranslationUnit));
}
public void UsingDirectivesAreTransplantedAtRootLevel()
{
var source = @"
namespace Namespace1 {
namespace Namespace11 {
public class Class111 { }
}
namespace Namespace12 {
public class Class121 { }
}
}
namespace OriginalNamespace {
using Namespace1.Namespace11;
using Namespace1.Namespace12;
[ScriptNamespace(""NewNamespace"")]
public class Class1 { }
}
";
var tree = CSharpSyntaxTree.ParseText(source) as CSharpSyntaxTree;
// Loading MSCoreLib
var compilation = CSharpCompilation.Create("TestAssembly")
.AddReferences(
MetadataReference.CreateFromFile(
typeof(object).Assembly.Location))
.AddSyntaxTrees(tree).AddScriptNamespaceReference();
// Transform
new ScriptNamespaceBasedASTTransformer().Transform(ref tree, ref compilation);
// Test
var oldNamespaceSyntaxNodes = new NodeLocator(tree).LocateAll(typeof(NamespaceDeclarationSyntax),
node => node as NamespaceDeclarationSyntax != null &&
new NamespaceDeclaration(node as NamespaceDeclarationSyntax).Name == "OriginalNamespace");
// TODO: The next line cannot happen because at the moment the transformer leaves the ld namespace if
// using directives are present inside, later we might think about removing using directives if
// a namespace contains only using directivess parte of the cleanup process
//Assert.AreEqual(0, oldNamespaceSyntaxNodes.Count(), "Old namespace should not be present");
var usingSyntaxNodes = new NodeLocator(tree).LocateAll(typeof(UsingDirectiveSyntax));
Assert.IsTrue(usingSyntaxNodes.Count() >= 2, "Original using directives should still be in the transformed AST");
var inRootUsingSyntaxNodes = new NodeLocator(tree).LocateAll(typeof(UsingDirectiveSyntax), node => node.IsInRoot());
Assert.IsTrue(inRootUsingSyntaxNodes.Count() >= 2, "Original using directives should have been transplanted into root");
var directive1Nodes = new NodeLocator(tree).LocateAll(typeof(UsingDirectiveSyntax),
node => node.IsInRoot() && new UsingDirective(node as UsingDirectiveSyntax).Value == "Namespace1.Namespace11");
Assert.AreEqual(1, directive1Nodes.Count(), "Existing using directive should have been transplanted into root");
var directive2Nodes = new NodeLocator(tree).LocateAll(typeof(UsingDirectiveSyntax),
node => node.IsInRoot() && new UsingDirective(node as UsingDirectiveSyntax).Value == "Namespace1.Namespace12");
Assert.AreEqual(1, directive2Nodes.Count(), "Existing using directive should have been transplanted into root");
}
public void OriginalOverridenNamespacesAreAddedAsUsingDirectivesAtRootLevel()
{
var source = @"
namespace OriginalNamespace {
[ScriptNamespace(""NewNamespace"")]
public class Class1 { }
}
";
var tree = CSharpSyntaxTree.ParseText(source) as CSharpSyntaxTree;
// Loading MSCoreLib
var compilation = CSharpCompilation.Create("TestAssembly")
.AddReferences(
MetadataReference.CreateFromFile(
typeof(object).Assembly.Location))
.AddSyntaxTrees(tree).AddScriptNamespaceReference();
// Transform
new ScriptNamespaceBasedASTTransformer().Transform(ref tree, ref compilation);
// Test
var directiveNodes = new NodeLocator(tree).LocateAll(typeof(UsingDirectiveSyntax),
node => node.IsInRoot() && new UsingDirective(node as UsingDirectiveSyntax).Value == "OriginalNamespace");
Assert.AreEqual(1, directiveNodes.Count(), "Original namespace should have been transplanted into root as using directive");
}
public void ScriptNamespaceRetrievedOnClassMethodArgumentType()
{
var tree = CSharpSyntaxTree.ParseText(@"
namespace Namespace1 {
[ScriptNamespace(""OverridenNamespace"")]
public class Class1 { }
public class Class2 {
public void MyMethod(Class1 parameter) { }
}
}
");
// Loading MSCoreLib
var semanticModel = (CSharpCompilation.Create("TestAssembly")
.AddReferences(
MetadataReference.CreateFromFile(
typeof(object).Assembly.Location))
.AddSyntaxTrees(tree).AddScriptNamespaceReference().GetSemanticModel(tree));
var node = new NodeLocator(tree).LocateFirst(typeof(MethodDeclarationSyntax));
Assert.IsNotNull(node);
var methodDeclarationNode = node as MethodDeclarationSyntax;
Assert.IsNotNull(methodDeclarationNode);
var parameters = new MethodDeclaration(methodDeclarationNode, semanticModel).Parameters;
Assert.AreEqual(1, parameters.Count(), "1 argument expected");
var typeReference = parameters.ElementAt(0).Type;
Assert.AreEqual("OverridenNamespace.Class1", typeReference.FullName, "ScriptNamespace overriden namespace not detected!");
}
private static void TestScriptNamespaceOnParameter(string source, bool withSemanticModel, string expectedFullName)
{
var tree = CSharpSyntaxTree.ParseText(source);
// Loading MSCoreLib
var semanticModel = withSemanticModel
? (CSharpCompilation.Create("TestAssembly")
.AddReferences(
MetadataReference.CreateFromFile(
typeof(object).Assembly.Location))
.AddSyntaxTrees(tree).AddScriptNamespaceReference().GetSemanticModel(tree))
: null;
var node = new NodeLocator(tree).LocateFirst(typeof(MethodDeclarationSyntax));
Assert.IsNotNull(node);
var methodDeclarationNode = node as MethodDeclarationSyntax;
Assert.IsNotNull(methodDeclarationNode);
var translationUnitFactory = new MethodDefinitionTranslationUnitFactory(methodDeclarationNode, semanticModel, true).Create();
Assert.IsNotNull(translationUnitFactory, "Translation unit expected to be created!");
var methodTranslationUnit = (translationUnitFactory as MethodDefinitionTranslationUnit);
Assert.IsNotNull(methodTranslationUnit, $"Expecting a translation unit of type {typeof(MethodDefinitionTranslationUnit).Name}!");
var translationUnit = MockedMethodDefinitionTranslationUnit.Create(methodTranslationUnit);
Assert.IsNotNull(translationUnit.Arguments);
Assert.AreEqual(1, translationUnit.Arguments.Count(), "Expecting 1 argument!");
var argumentTranslationUnit = translationUnit.Arguments.ElementAt(0) as ArgumentDefinitionTranslationUnit;
Assert.IsNotNull(argumentTranslationUnit, $"Expected argument to be of type {typeof(ArgumentDefinitionTranslationUnit).Name}");
var mockedArgumentTranslationUnit = MockedArgumentDefinitionTranslationUnit.Create(argumentTranslationUnit);
Assert.IsNotNull(mockedArgumentTranslationUnit.VariableDeclaration);
var variableDeclarationTranslationUnit = mockedArgumentTranslationUnit.VariableDeclaration as VariableDeclarationTranslationUnit;
Assert.IsNotNull(variableDeclarationTranslationUnit);
var mockedVariableDeclarationTranslationUnit = MockedVariableDeclarationTranslationUnit.Create(variableDeclarationTranslationUnit);
Assert.IsNotNull(mockedVariableDeclarationTranslationUnit.Type, "Expecting a type!");
var typeIdentifierTranslationUnit = mockedVariableDeclarationTranslationUnit.Type as TypeIdentifierTranslationUnit;
Assert.IsNotNull(typeIdentifierTranslationUnit, $"Expected argument to be of type {typeof(TypeIdentifierTranslationUnit).Name}");
var typeFullName = typeIdentifierTranslationUnit.Translate();
Assert.AreEqual(expectedFullName, typeFullName, "Expected ScriptNamespace overriden type to be used!");
}
private static void TestWhenASTIsChangedThenNoEmptyNamespacesAreLeftOver(bool withCompilation = false)
{
var source = @"
namespace OriginalNamespace {
[ScriptNamespace(""NewNamespace"")]
public class Class1 { }
[ScriptNamespace(""NewNamespace"")]
public class Class2 { }
[ScriptNamespace(""NewNamespace1"")]
public class Class3 { }
[ScriptNamespace(""NewNamespace1"")]
public class Class4 { }
}
";
var tree = CSharpSyntaxTree.ParseText(source) as CSharpSyntaxTree;
// Loading MSCoreLib
var compilation = withCompilation
? CSharpCompilation.Create("TestAssembly")
.AddReferences(
MetadataReference.CreateFromFile(
typeof(object).Assembly.Location))
.AddSyntaxTrees(tree).AddScriptNamespaceReference()
: null;
// Transform
if (withCompilation)
{
new ScriptNamespaceBasedASTTransformer().Transform(ref tree, ref compilation);
}
else
{
new ScriptNamespaceBasedASTTransformer().Transform(ref tree);
}
// Test
var oldNamespaceSyntaxNodes = new NodeLocator(tree).LocateAll(typeof(NamespaceDeclarationSyntax),
node => node as NamespaceDeclarationSyntax != null &&
new NamespaceDeclaration(node as NamespaceDeclarationSyntax).Name == "OriginalNamespace");
Assert.AreEqual(0, oldNamespaceSyntaxNodes.Count(), "Old namespace should not be present");
var namespaceSyntaxNodes = new NodeLocator(tree).LocateAll(typeof(NamespaceDeclarationSyntax));
Assert.IsTrue(namespaceSyntaxNodes.Count() > 0, "Namespaces expected");
foreach (var namespaceNode in namespaceSyntaxNodes)
{
Assert.IsFalse((namespaceNode as NamespaceDeclarationSyntax).IsNamespaceEmpty(), "No empty namespace expected");
}
}
private static void DetermineLastElseAndTest(SyntaxTree syntaxTree, bool expectedElse)
{
SyntaxNode node = new NodeLocator(syntaxTree).LocateFirst(typeof(IfStatementSyntax));
Assert.IsNotNull(node, string.Format("Node of type `{0}` should be found!",
typeof(IfStatementSyntax).Name));
IfStatementSyntax conditionalNode = node as IfStatementSyntax;
TestDeterminedLastElseClause(conditionalNode, expectedElse);
}
public void ClassNameFromClassWithInterface()
{
SyntaxNode node = new NodeLocator(Class3SyntaxTree).LocateLast(typeof(ClassDeclarationSyntax));
Assert.IsNotNull(node, string.Format("Node of type `{0}` should be found!",
typeof(ClassDeclarationSyntax).Name));
ClassDeclarationSyntax classDeclarationNode = node as ClassDeclarationSyntax;
TestRetrieveClassName(classDeclarationNode, TestSuite.Class3.Value["ClassName"]);
}
public void InterfaceNameFromClassWithInheritance()
{
SyntaxNode node = new NodeLocator(Class2SyntaxTree).LocateLast(typeof(ClassDeclarationSyntax));
Assert.IsNotNull(node, string.Format("Node of type `{0}` should be found!",
typeof(ClassDeclarationSyntax).Name));
ClassDeclarationSyntax classDeclarationNode = node as ClassDeclarationSyntax;
TestRetrieveInterfacesName(classDeclarationNode, Class2SemanticModel, null);
}
public void BaseClassNameFromClass()
{
SyntaxNode node = new NodeLocator(Class1SyntaxTree).LocateLast(typeof(ClassDeclarationSyntax));
Assert.IsNotNull(node, string.Format("Node of type `{0}` should be found!",
typeof(ClassDeclarationSyntax).Name));
ClassDeclarationSyntax classDeclarationNode = node as ClassDeclarationSyntax;
TestRetrieveBaseClassName(classDeclarationNode, Class1SemanticModel, null);
}
private static void RetrieveNumberOfBodiesAndTest(SyntaxTree syntaxTree, int expectedNumberOfBodies)
{
SyntaxNode node = new NodeLocator(syntaxTree).LocateFirst(typeof(IfStatementSyntax));
Assert.IsNotNull(node, string.Format("Node of type `{0}` should be found!",
typeof(IfStatementSyntax).Name));
IfStatementSyntax conditionalNode = node as IfStatementSyntax;
TestRetrievedNumberOfBodies(conditionalNode, expectedNumberOfBodies);
}
private static void TestWhenScriptNamespaceAttributeProvidedThenClassPlacedInDifferentNamespace(bool withCompilation = false)
{
var source = @"
namespace OriginalNamespace {
[ScriptNamespace(""NewNamespace"")]
public class MyClass { }
}
";
var tree = CSharpSyntaxTree.ParseText(source) as CSharpSyntaxTree;
// Loading MSCoreLib
var compilation = withCompilation
? CSharpCompilation.Create("TestAssembly")
.AddReferences(
MetadataReference.CreateFromFile(
typeof(object).Assembly.Location))
.AddSyntaxTrees(tree).AddScriptNamespaceReference()
: null;
// Transform
if (withCompilation)
{
new ScriptNamespaceBasedASTTransformer().Transform(ref tree, ref compilation);
}
else
{
new ScriptNamespaceBasedASTTransformer().Transform(ref tree);
}
// Test
var namespaceSyntaxNode = new NodeLocator(tree).LocateFirst(typeof(NamespaceDeclarationSyntax));
Assert.IsNotNull(namespaceSyntaxNode, "A namespace was expected");
var namespaceDeclarationNode = namespaceSyntaxNode as NamespaceDeclarationSyntax;
Assert.IsNotNull(namespaceDeclarationNode);
var namespaceHelper = new NamespaceDeclaration(namespaceDeclarationNode);
Assert.AreEqual("NewNamespace", namespaceHelper.Name, "The name of the namespace should have changed");
var classSyntaxNode = new NodeLocator(tree).LocateFirst(typeof(ClassDeclarationSyntax));
Assert.IsNotNull(classSyntaxNode, "A class was expected");
var classDeclarationNode = classSyntaxNode as ClassDeclarationSyntax;
Assert.IsNotNull(namespaceDeclarationNode);
var classHelper = new ClassDeclaration(classDeclarationNode);
Assert.AreEqual("MyClass", classHelper.Name, "The name of the class should be the same");
Assert.IsTrue(classSyntaxNode.IsChildOf(namespaceDeclarationNode), "Class expected to be child of namespace");
}
public void InterfaceTypeNameFromBaseList()
{
SyntaxNode node = new NodeLocator(Class3SyntaxTree).LocateLast(typeof(ClassDeclarationSyntax));
Assert.IsNotNull(node, string.Format("Node of type `{0}` should be found!",
typeof(ClassDeclarationSyntax).Name));
ClassDeclarationSyntax classDeclarationNode = node as ClassDeclarationSyntax;
BaseTypeSyntax baseTypeNode = classDeclarationNode.BaseList.Types.FirstOrDefault();
TestRetrieveTypeName(baseTypeNode, TestSuite.Class3.Value["Interface1Name"]);
}
