Fix tests

src/evaluate.jl

@@ -53,8 +53,9 @@ as a named tuple.
 function evaluate(func::Functional; derivatives=0:1, rho::AbstractArray, kwargs...)
     @assert all(0 .≤ derivatives .≤ 4)
     if !all(d in supported_derivatives(func) for d in derivatives)
-        error("Functional $(func.identifier) does only support derivatives of " *
-              "orders $(supported_derivatives(func)), but you requested $derivatives.")
+        throw(ArgumentError("Functional $(func.identifier) does only support derivatives " *
+                            "of orders $(supported_derivatives(func)), but you " *
+                            "requested $derivatives."))
     end
 
     # Determine the gridshape (i.e. the shape of the grid points without the spin components)

test/runtests.jl

@@ -183,6 +183,7 @@ end
 
     # Derivatives ≥ 3 not compiled into libxc at the moment
     @test_throws ArgumentError evaluate(func, rho=rho, derivatives=0:3)
+    @test_throws ArgumentError evaluate!(func, rho=rho, v3rho3=randn(5))
 
     @test_throws DimensionMismatch evaluate!(func, rho=rho, zk=randn(2))
 end