NUnit Adapter No test matches the given testcase filter code example

Example: No test matches the given testcase filter `FullyQualifiedName=Banfield

namespace SignUpPageAssignment
{
    [TestClass]
    public class UnitTest1
    {
        [TestMethod]
        public void TestMethod1()
        {
            Automation automation = new Automation();

            automation.TestMethod1();

        } 
    }

}