Merge pull request #136 from nathanaelbosch/patch-1

Fix another deprecationwarning in `appxtrue(, ::TestSolution)`

Author: ChrisRackauckas

src/test_solution.jl

@@ -41,7 +41,7 @@ calculated.
 """
 function appxtrue(sol::AbstractODESolution, sol2::TestSolution)
     if sol2.u == nothing && hasinterp(sol2)
-        _sol = TestSolution(sol.t, sol2(sol.t), sol2)
+        _sol = TestSolution(sol.t, sol2(sol.t).u, sol2)
     else
         _sol = sol2
     end

test/ode_appxtrue_tests.jl

@@ -18,7 +18,7 @@ test_sol = TestSolution(sol2)
 errsol2 = appxtrue(sol4, test_sol)
 
 sol5 = solve(prob, Euler(); dt = 1 // 2^(4))
-test_sol = TestSolution(sol2.t, sol2[end])
+test_sol = TestSolution(sol2.t, sol2.u[end])
 errsol3 = appxtrue(sol5, test_sol)
 
 @test errsol1.errors[:L2] ≈ 0.018865798306718855