it("should list attribute value hints within an unquoted attribute value", function () {
                testDocument.replaceRange(" dir=ltr", { line: 7, ch: 4 });  // insert dir=ltr between <p and >

                testEditor.setCursorPos({ line: 7, ch: 10 });       // set cursor right after dir=l
                var hintList = expectHints(HTMLCodeHints.attrHintProvider);