Start rewrite; add CPX collector

test/Cuts/BlackBox/test_cplex.jl

@@ -0,0 +1,20 @@
+#  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
+#  Copyright (C) 2020-2023, UChicago Argonne, LLC. All rights reserved.
+#  Released under the modified BSD license. See COPYING.md for more details.
+
+using HDF5
+
+function test_cuts_blackbox_cplex()
+    # Prepare filenames
+    mps_filename = joinpath(@__DIR__, "../../fixtures/bell5.mps.gz")
+    h5_filename = replace(mps_filename, ".mps.gz" => ".h5")
+
+    # Run collector
+    MIPLearn.collect(mps_filename, CplexBlackBoxCuts())
+
+    # Read HDF5 file
+    h5open(h5_filename, "r+") do h5
+        @test size(h5["cuts_cpx_lhs"]) == (12, 104)
+        @test size(h5["cuts_cpx_rhs"]) == (12,)
+    end
+end