public void InnerKeySelectorNull()
{
CustomerRec[] outer = new []
{
new CustomerRec{ name = "Prakash", custID = 98022 },
new CustomerRec{ name = "Tim", custID = 99021 },
new CustomerRec{ name = "Robert", custID = 99022 }
};
AnagramRec[] inner = new []
{
new AnagramRec{ name = "miT", orderID = 43455, total = 10 },
new AnagramRec{ name = "Prakash", orderID = 323232, total = 9 }
};
Assert.Throws<ArgumentNullException>("innerKeySelector", () => outer.AsQueryable().Join(inner.AsQueryable(), e => e.name, null, (cr, or) => new JoinRec { name = cr.name, orderID = or.orderID, total = or.total }, new AnagramEqualityComparer()));
}