public void WorkingDirectory_ShouldPopulateInternalFieldAndReturnSelf()
{
var subject = new NUnitRunner();
string workingdir = "workingDir";
NUnitRunner nUnitRunner = subject.WorkingDirectory(workingdir);
Assert.That(nUnitRunner, Is.SameAs(subject));
Assert.That(nUnitRunner._workingDirectory, Is.EqualTo(workingdir));
}
