public void FileHelperProvidesNonEmptyPath()
{
var helper= new XmlSettingsFileHelper();
var path = helper.Directory;
Assert.IsFalse(string.IsNullOrEmpty(path));
}
public void SavingSettingsCreatesFileInProgramDirectory()
{
var helper = new XmlSettingsFileHelper();
_settings.Add("number", 1);
_writer.Write(_settings);
var fileExists = File.Exists(helper.Directory + "Settings.xml");
Assert.IsTrue(fileExists);
}