public void PositionArgumentRegistersParser()
{
const string value = "file";
_instanceUnderTest.PositionArgument(arg => arg.Map.ToProperty(opt => opt.Value));
_instanceUnderTest.RuntimeCommand.MapArguments(NewParseContext(value), _testOptions, ParserType.PositionArgument);
_testOptions.Value.ShouldBe(value);
}
