add huge diagonal test

Author: jClugstor

test/interface/autosparse_detection_tests.jl

@@ -7,14 +7,16 @@ ad = AutoSparse(AutoForwardDiff(), sparsity_detector = TracerSparsityDetector(),
 
 prob = prob_ode_2Dlinear
 
-@test_nowarn solve(prob, Rodas5(autodiff = ad))
+@test_nowarn solve(prob, Rodas5P(autodiff = ad))
 
-@test_nowarn solve(prob, Rodas5(autodiff = ad, linsolve = LinearSolve.KrylovJL_GMRES()))
+@test_nowarn solve(prob, Rodas5P(autodiff = ad, linsolve = LinearSolve.KrylovJL_GMRES()))
 
 # Test that no dense matrices are made sparse
-diag_prob = ODEProblem((du, u, p, t) -> 1.0 .* u, rand(Int(1e7)), (0, 100.0))
+diag_prob = ODEProblem((du, u, p, t) -> du .= -1.0 .* u, rand(Int(1e7)), (0, 1.0))
+
+solve(diag_prob, Rodas5P(autodiff = ad), tspan = (0.0, 1e-8))
 
 @test_nowarn solve(diag_prob, Rodas5P(autodiff = ad))
 
 @test_nowarn solve(
-    diag_prob, Rodas5P(autodiff = ad, linsolve = LinearSolve.KrylovJL_GMRES()))
+    diag_prob, Rodas5P(auodiff = ad, linsolve = LinearSolve.KrylovJL_GMRES()))