public void Mapping_Usage()
{
var tree = ExcessMock.CompileWithMapping(@"
class SomeClass
{
//one line comment
public void SomeMehod()
{
//two line comment
//two line comment
someCall();
}
}");
Assert.IsNotNull(tree);
var root = tree.GetRoot();
var @class = root
.DescendantNodes()
.OfType <ClassDeclarationSyntax>()
.Single();
//the class declaration must exist and be on the first line
Assert.IsNotNull(@class);
var filePos = @class.GetLocation().GetMappedLineSpan();
Assert.AreEqual(1, filePos.StartLinePosition.Line);
var method = root
.DescendantNodes()
.OfType <MethodDeclarationSyntax>()
.Single();
//the method must exist and be on the right line
Assert.IsNotNull(method);
filePos = method.GetLocation().GetMappedLineSpan();
Assert.AreEqual(4, filePos.StartLinePosition.Line);
}