public void has_columns_for_each_explicit_call()
{
theMapping.Columns().ShouldHaveCount(3);
theMapping.ColumnFor(accessor(x => x.Name)).ShouldNotBeNull();
theMapping.ColumnFor(accessor(x => x.Flag)).ShouldNotBeNull();
theMapping.ColumnFor(accessor(x => x.Count)).ShouldNotBeNull();
}