anchor.diff:              | :? FSharpMemberOrFunctionOrValue as v ->
                       v.FullType.Format (symbolUse.DisplayContext.WithPrefixGenericParameters())
                       |> should equal prefixForm
  -            | _ -> failwithf "Couldn't get member: %s" entity
  +            | _ -> Assert.Fail (sprintf "Couldn't get member: %s" entity)
   
       [<Test>]
       let ``FSharpType.Format can use suffix representations`` () =
  
positive.code: 
          match getBindingConstValue parseResults with
          | Some (SynConst.String (_,  kind, _)) -> kind |> should equal SynStringKind.Regular
          | _ -> failwithf "Couldn't find const"
  
      [<Test>]
      let ``SynConst.String with SynStringKind.Verbatim`` () =
  
negative.code:         match parseResults with
          | ParsedInput.ImplFile (ParsedImplFileInput (modules = [ SynModuleOrNamespace.SynModuleOrNamespace(kind = SynModuleOrNamespaceKind.DeclaredNamespace; range = r) ])) ->
              assertRange (1, 0) (4, 8) r
          | _ -> Assert.Fail "Could not get valid AST"
          
      [<Test>]
      let ``Multiple DeclaredNamespaces should have a range that starts at the namespace keyword`` () =
  