update tests

Author: oscardssmith

test/default_algs.jl

@@ -36,11 +36,12 @@ solve(prob)
       LinearSolve.DefaultAlgorithmChoice.QRFactorization
 
 
-A = spzeros(100, 100)
-A[1,1]=1
+A = spzeros(2, 2)
 # test that solving a singular problem doesn't error
-prob = LinearProblem(A, ones(100))
-solve(prob)
+prob = LinearProblem(A, ones(2))
+@test solve(prob, UMFPACKFactorization()).retcode == ReturnCode.Infeasible
+@test_broken solve(prob, KLUFactorization()).retcode == ReturnCode.Infeasible
+
 
 @test LinearSolve.defaultalg(sprand(10^4, 10^4, 1e-5) + I, zeros(1000)).alg ===
       LinearSolve.DefaultAlgorithmChoice.KLUFactorization