// [Fact]
public void ResultSelectorNullNoComparer()
{
CustomerRec[] outer = new CustomerRec[]
{
new CustomerRec {
name = "Tim", custID = 1234
},
new CustomerRec {
name = "Bob", custID = 9865
},
new CustomerRec {
name = "Robert", custID = 9895
}
};
AnagramRec[] inner = new AnagramRec[]
{
new AnagramRec {
name = "Robert", orderID = 93483, total = 19
},
new AnagramRec {
name = "miT", orderID = 93489, total = 45
}
};
Assert.Throws <ArgumentNullException>("resultSelector", () => outer.GroupJoin(inner, e => e.name, e => e.name, (Func <CustomerRec, IEnumerable <AnagramRec>, JoinRec>)null));
}
// Overload-2: Test when IEqualityComparer is null
public static int Test9()
{
CustomerRec[] outer = new CustomerRec[] { new CustomerRec {
name = "Tim", custID = 1234
},
new CustomerRec {
name = "Bob", custID = 9865
},
new CustomerRec {
name = "Robert", custID = 9895
} };
AnagramRec[] inner = new AnagramRec[] { new AnagramRec {
name = "Robert", orderID = 93483, total = 19
},
new AnagramRec {
name = "miT", orderID = 93489, total = 45
} };
JoinRec[] expected = new JoinRec[] { new JoinRec {
name = "Tim", orderID = new int?[] {}, total = new int?[] {}
},
new JoinRec {
name = "Bob", orderID = new int?[] {}, total = new int?[] {}
},
new JoinRec {
name = "Robert", orderID = new int?[] { 93483 }, total = new int?[] { 19 }
} };
Func <CustomerRec, IEnumerable <AnagramRec>, JoinRec> resultSelector = Helper.createJoinRec;
var actual = outer.GroupJoin(inner, (e) => e.name, (o) => o.name, resultSelector, null);
return(Helper.DataEqual(expected, actual));
}
// [Fact]
public void InnerKeySelectorNullNoComparer()
{
CustomerRec[] outer = new CustomerRec[]
{
new CustomerRec {
name = "Tim", custID = 1234
},
new CustomerRec {
name = "Bob", custID = 9865
},
new CustomerRec {
name = "Robert", custID = 9895
}
};
AnagramRec[] inner = new AnagramRec[]
{
new AnagramRec {
name = "Robert", orderID = 93483, total = 19
},
new AnagramRec {
name = "miT", orderID = 93489, total = 45
}
};
Assert.Throws <ArgumentNullException>("innerKeySelector", () => outer.GroupJoin(inner, e => e.name, null, createJoinRec));
}
public void InnerKeySelectorNullNoComparer()
{
CustomerRec[] outer = new CustomerRec[]
{
new CustomerRec {
name = "Tim", custID = 1234
},
new CustomerRec {
name = "Bob", custID = 9865
},
new CustomerRec {
name = "Robert", custID = 9895
}
};
AnagramRec[] inner = new AnagramRec[]
{
new AnagramRec {
name = "Robert", orderID = 93483, total = 19
},
new AnagramRec {
name = "miT", orderID = 93489, total = 45
}
};
Assert.Throws <ArgumentNullException>("innerKeySelector", () => outer.AsQueryable().GroupJoin(inner.AsQueryable(), e => e.name, null, (cr, arIE) => new JoinRec {
name = cr.name, orderID = arIE.Select(o => o.orderID).ToArray(), total = arIE.Select(o => o.total).ToArray()
}));
}
public void ResultSelectorNull()
{
CustomerRec[] outer = new CustomerRec[]
{
new CustomerRec {
name = "Tim", custID = 1234
},
new CustomerRec {
name = "Bob", custID = 9865
},
new CustomerRec {
name = "Robert", custID = 9895
}
};
AnagramRec[] inner = new AnagramRec[]
{
new AnagramRec {
name = "Robert", orderID = 93483, total = 19
},
new AnagramRec {
name = "miT", orderID = 93489, total = 45
}
};
AssertExtensions.Throws <ArgumentNullException>("resultSelector", () => outer.AsNaturalQueryable().GroupJoin(inner.AsNaturalQueryable(), e => e.name, e => e.name, (Expression <Func <CustomerRec, IEnumerable <AnagramRec>, JoinRec> >)null, new AnagramEqualityComparer()));
}
// Overload-2: Test when resultSelector is null
public static int Test11e()
{
CustomerRec[] outer = new CustomerRec[] { new CustomerRec {
name = "Tim", custID = 1234
},
new CustomerRec {
name = "Bob", custID = 9865
},
new CustomerRec {
name = "Robert", custID = 9895
} };
AnagramRec[] inner = new AnagramRec[] { new AnagramRec {
name = "Robert", orderID = 93483, total = 19
},
new AnagramRec {
name = "miT", orderID = 93489, total = 45
} };
Func <CustomerRec, IEnumerable <AnagramRec>, JoinRec> resultSelector = Helper.createJoinRec;
try
{
resultSelector = null;
var actual = outer.GroupJoin(inner, (e) => e.name, (o) => o.name, resultSelector, new AnagramEqualityComparer());
return(1);
}
catch (ArgumentNullException ane)
{
if (!ane.CompareParamName("resultSelector"))
{
return(1);
}
return(0);
}
}
// Overload-2: Test when resultSelector=null
public static int Test13e()
{
CustomerRec[] outer = new CustomerRec[] { new CustomerRec {
name = "Prakash", custID = 98022
},
new CustomerRec {
name = "Tim", custID = 99021
},
new CustomerRec {
name = "Robert", custID = 99022
} };
AnagramRec[] inner = new AnagramRec[] { new AnagramRec {
name = "miT", orderID = 43455, total = 10
},
new AnagramRec {
name = "Prakash", orderID = 323232, total = 9
} };
Func <CustomerRec, AnagramRec, JoinRec> resultSelector = Helper.createJoinRec;
try
{
resultSelector = null;
var actual = outer.Join(inner, (e) => e.name, (o) => o.name, resultSelector, new AnagramEqualityComparer());
return(1);
}
catch (ArgumentNullException ane)
{
if (!ane.CompareParamName("resultSelector"))
{
return(1);
}
return(0);
}
}
// Overload-2: Test when IEqualityComparer is not-null
public static int Test12()
{
CustomerRec[] outer = new CustomerRec[] { new CustomerRec {
name = "Prakash", custID = 98022
},
new CustomerRec {
name = "Tim", custID = 99021
},
new CustomerRec {
name = "Robert", custID = 99022
} };
AnagramRec[] inner = new AnagramRec[] { new AnagramRec {
name = "miT", orderID = 43455, total = 10
},
new AnagramRec {
name = "Prakash", orderID = 323232, total = 9
} };
JoinRec[] expected = new JoinRec[] { new JoinRec {
name = "Prakash", orderID = 323232, total = 9
},
new JoinRec {
name = "Tim", orderID = 43455, total = 10
} };
Func <CustomerRec, AnagramRec, JoinRec> resultSelector = Helper.createJoinRec;
var actual = outer.Join(inner, (e) => e.name, (o) => o.name, resultSelector, new AnagramEqualityComparer());
return(Verification.Allequal(expected, actual));
}
public static JoinRec createJoinRec(CustomerRec cr, AnagramRec or)
{
JoinRec jr = new JoinRec();
jr.name = cr.name;
jr.orderID = or.orderID;
jr.total = or.total;
return(jr);
}
// [Fact]
public void OuterNullNoComparer()
{
CustomerRec[] outer = null;
AnagramRec[] inner = new AnagramRec[]
{
new AnagramRec {
name = "Robert", orderID = 93483, total = 19
},
new AnagramRec {
name = "miT", orderID = 93489, total = 45
}
};
Assert.Throws <ArgumentNullException>("outer", () => outer.GroupJoin(inner, e => e.name, e => e.name, createJoinRec));
}
public void OuterNullNoComparer()
{
IQueryable <CustomerRec> outer = null;
AnagramRec[] inner = new AnagramRec[]
{
new AnagramRec {
name = "Robert", orderID = 93483, total = 19
},
new AnagramRec {
name = "miT", orderID = 93489, total = 45
}
};
Assert.Throws <ArgumentNullException>("outer", () => outer.GroupJoin(inner.AsQueryable(), e => e.name, e => e.name, (cr, arIE) => new JoinRec {
name = cr.name, orderID = arIE.Select(o => o.orderID).ToArray(), total = arIE.Select(o => o.total).ToArray()
}));
}
public static JoinRec createJoinRec(CustomerRec cr, AnagramRec or)
{
return(new JoinRec {
name = cr.name, orderID = or.orderID, total = or.total
});
}
public static JoinRec createJoinRec(CustomerRec cr, AnagramRec or)
{
return new JoinRec { name = cr.name, orderID = or.orderID, total = or.total };
}
