public void TestSingleOrDefault_not_data()
{
var employees = RepositoryFactory.GetEmployees();
Assert.Null(WithoutLinq.CashSingleOrDefault(employees, a => a.Role == RoleType.Unknown));
Assert.Null(employees.CashSingleOrDefault(a => a.Role == RoleType.Unknown));
}
public void TestSingleOrDefault_more_then_one_data()
{
var employees = RepositoryFactory.GetEmployees();
Assert.Null(WithoutLinq.CashSingleOrDefault(employees, a => a.Role == RoleType.Engineer));
Assert.Null(employees.CashSingleOrDefault(a => a.Role == RoleType.Engineer));
}
public void TestSingeOrDefault()
{
var employees = RepositoryFactory.GetEmployees();
Assert.Equal(RoleType.Manager,
WithoutLinq.CashSingleOrDefault(employees, a => a.Role == RoleType.Manager).Role);
Assert.Equal(RoleType.Manager, employees.CashSingleOrDefault(a => a.Role == RoleType.Manager).Role);
}