test merged models

Author: dpo

test/runtests.jl

@@ -1,5 +1,5 @@
-using Test
-using ADNLPModels, DifferentialEquations
+using LinearAlgebra, Test
+using ADNLPModels, DifferentialEquations, NLPModels
 using RegularizedProblems
 
 @testset "BPDN" begin
@@ -14,6 +14,15 @@ using RegularizedProblems
   @test nls_model.meta.nvar == 512
   @test nls_model.nls_meta.nequ == 200
   @test all(nls_model.meta.x0 .== 0)
+
+  x = fill!(similar(model.meta.x0), 1)
+  f = obj(model, x)
+  F = residual(nls_model, x)
+  @test f ≈ dot(F, F) / 2
+
+  g = grad(model, x)
+  JtF = jtprod_residual(nls_model, x, F)
+  @test all(g .≈ JtF)
 end
 
 @testset "FH" begin
@@ -28,4 +37,13 @@ end
   @test nls_model.meta.nvar == 5
   @test nls_model.nls_meta.nequ == 202
   @test all(nls_model.meta.x0 .== 1)
+
+  x = model.meta.x0
+  f = obj(model, x)
+  F = residual(nls_model, x)
+  @test f ≈ dot(F, F) / 2
+
+  g = grad(model, x)
+  JtF = jtprod_residual(nls_model, x, F)
+  @test all(g .≈ JtF)
 end