test: minor fixes

test/IDE_tests.jl

@@ -64,9 +64,8 @@ end
     res = solve(prob, BFGS(); callback, maxiters = 100)
     xs = [infimum(d.domain):0.01:supremum(d.domain) for d in domains][1]
     phi = discretization.phi
-    analytic_sol_func(x) = @. cospi(5x) * x
 
-    u_real = [analytic_sol_func(x) for x in xs]
+    u_real = [x^2 / cos(x) for x in xs]
     u_predict = [first(phi([x], res.u)) for x in xs]
     @test mean(abs2, u_real .- u_predict) < 0.01
 end
@@ -94,6 +93,7 @@ end
     @named pde_system = PDESystem(eq, bcs, domains, [x, y], [u(x, y)])
     prob = discretize(pde_system, discretization)
     res = solve(prob, BFGS(); callback, maxiters = 100)
+    phi = discretization.phi
 
     xs = 0.0:0.01:1.0
     ys = 0.0:0.01:1.0
@@ -126,6 +126,7 @@ end
     @named pde_system = PDESystem(eq, bcs, domains, [x, y], [u(x, y)])
     prob = discretize(pde_system, discretization)
     res = solve(prob, BFGS(); callback, maxiters = 100)
+    phi = discretization.phi
 
     xs = 0.0:0.01:1.0
     ys = 0.0:0.01:1.0

test/runtests.jl

@@ -2,7 +2,7 @@ using ReTestItems, InteractiveUtils, Hwloc
 
 @info sprint(versioninfo)
 
-const GROUP = get(ENV, "GROUP", "all")
+const GROUP = lowercase(get(ENV, "GROUP", "all"))
 
 const RETESTITEMS_NWORKERS = parse(
     Int, get(ENV, "RETESTITEMS_NWORKERS", string(min(Hwloc.num_physical_cores(), 4))))
@@ -12,6 +12,9 @@ const RETESTITEMS_NWORKER_THREADS = parse(Int,
 
 using NeuralPDE
 
+@info "Running tests with $(RETESTITEMS_NWORKERS) workers and \
+       $(RETESTITEMS_NWORKER_THREADS) threads for group $(GROUP)"
+
 ReTestItems.runtests(NeuralPDE; tags = (GROUP == "all" ? nothing : [Symbol(GROUP)]),
     nworkers = RETESTITEMS_NWORKERS,
     nworker_threads = RETESTITEMS_NWORKER_THREADS, testitem_timeout = 3600)