Issue 5 in backlinq: Enumerable.FirstOrDefault throws wrong exception type for null-predicate argument
codesite...@google.com
null-predicate argument
http://code.google.com/p/backlinq/issues/detail?id=5
New issue report by dominik....@skybow.com:
What steps will reproduce the problem?
var enumerable = new int[] {3, 5, 7};
enumerable.FirstOrDefault(null);
What is the expected output? What do you see instead?
Expected: According to MSDN ArgumentNullException
Instead: NullReferenceException
What version of the product are you using? On what operating system?
BackLinq 0.6.0.0
Windows Vista
Additional information:
System.NullReferenceException: Object reference not set to an instance of
an object.
at System.Linq.Enumerable.<>c__DisplayClass25`1.<Where>b__24(TSource item,
Int32 i) in Enumerable.cs: line 133
at System.Linq.Enumerable.<Where>d__27`1.MoveNext() in Enumerable.cs: line
150
at System.Linq.Enumerable.FirstImpl<TSource>(IEnumerable`1 source, Func`1
empty) in Enumerable.cs: line 300
at System.Linq.Enumerable.FirstOrDefault<TSource>(IEnumerable`1 source) in
Enumerable.cs: line 332
at System.Linq.Enumerable.FirstOrDefault<TSource>(IEnumerable`1 source,
Func`2 predicate) in Enumerable.cs: line 344
at
BackLinq.Tests.EnumerableFixture.FirstOrDefault_NullAsFunc_ArgumentNullExce
ptionIsThrown() in EnumerableFixture.cs: line 321
Issue attributes:
Status: New
Owner: ----
Labels: Type-Defect Priority-Medium
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codesite...@google.com
null-predicate argument
http://code.google.com/p/backlinq/issues/detail?id=5
Comment #1 by azizatif:
(No comment was entered for this change.)
Issue attribute updates:
Status: Accepted
Labels: Component-Logic
codesite...@google.com
null-predicate argument
http://code.google.com/p/backlinq/issues/detail?id=5
Comment #2 by azizatif:
(No comment was entered for this change.)
Issue attribute updates:
Owner: azizatif
codesite...@google.com
null-predicate argument
http://code.google.com/p/backlinq/issues/detail?id=5
Comment #3 by azizatif:
Fixed in r104.
Issue attribute updates:
Status: Fixed
codesite...@google.com
null-predicate argument
http://code.google.com/p/backlinq/issues/detail?id=5
Comment #4 by azizatif:
More related fixes in r105.