public void OnVisitSyntaxNode_MultipleVisitsWithInterestingClass_YieldsMultipleCandidates()
{
// Arrange
var tree = CSharpSyntaxTree.ParseText(@"
public class TestClass : System.IDisposable
{
}
");
var classNode = tree.GetRoot().DescendantNodes().OfType <ClassDeclarationSyntax>().First();
var syntaxReceiver = new SyntaxReceiver();
// Act
syntaxReceiver.OnVisitSyntaxNode(classNode);
syntaxReceiver.OnVisitSyntaxNode(classNode);
syntaxReceiver.OnVisitSyntaxNode(classNode);
// Assert
Assert.Equal(3, syntaxReceiver.CandidateClasses.Count);
}
public void OnVisitSyntaxNode_SyntaxWithFullyQualifiedIDisposableBase_AddsSingleCandidate()
{
// Arrange
var tree = CSharpSyntaxTree.ParseText(@"
public class TestClass : System.IDisposable
{
}
");
var classNode = tree.GetRoot().DescendantNodes().OfType <ClassDeclarationSyntax>().First();
var syntaxReceiver = new SyntaxReceiver();
// Act
syntaxReceiver.OnVisitSyntaxNode(classNode);
// Assert
Assert.Single(syntaxReceiver.CandidateClasses);
}
public void OnVisitSyntaxNode_SyntaxWithUninterestingBase_FindsNoCandidates()
{
// Arrange
var tree = CSharpSyntaxTree.ParseText(@"
public class TestClass : IEnumerable
{
}
");
var classNode = tree.GetRoot().DescendantNodes().OfType <ClassDeclarationSyntax>().First();
var syntaxReceiver = new SyntaxReceiver();
// Act
syntaxReceiver.OnVisitSyntaxNode(classNode);
// Assert
Assert.False(syntaxReceiver.CandidateClasses.Any());
}
