Implement multi-period heuristic

test/instance_test.jl

@@ -11,7 +11,6 @@ using RELOG
         centers = instance.collection_centers
         plants = instance.plants
         products = instance.products
-        
         location_name_to_plant = Dict(p.location_name => p for p in plants)
         product_name_to_product = Dict(p.name => p for p in products)
         
@@ -75,5 +74,54 @@ using RELOG
     @testset "validate timeseries" begin
         @test_throws String RELOG.parsefile("fixtures/s1-wrong-length.json")
     end
+    
+    @testset "compress" begin
+        basedir = dirname(@__FILE__)
+        instance = RELOG.parsefile("$basedir/../instances/s1.json")
+        compressed = RELOG._compress(instance)
+        
+        product_name_to_product = Dict(p.name => p for p in compressed.products)
+        location_name_to_facility = Dict()
+        for p in compressed.plants
+            location_name_to_facility[p.location_name] = p
+        end
+        for c in compressed.collection_centers
+            location_name_to_facility[c.name] = c
+        end
+        
+        p1 = product_name_to_product["P1"]
+        p2 = product_name_to_product["P2"]
+        p3 = product_name_to_product["P3"]
+        c1 = location_name_to_facility["C1"]
+        l1 = location_name_to_facility["L1"]
+
+        @test compressed.time == 1
+        @test compressed.building_period == [1]
+
+        @test p1.name == "P1"
+        @test p1.transportation_cost ≈ [0.015]
+        @test p1.transportation_energy ≈ [0.115]
+        @test p1.transportation_emissions["CO2"] ≈ [0.051]
+        @test p1.transportation_emissions["CH4"] ≈ [0.0025]
+        
+        @test c1.name == "C1"
+        @test c1.amount ≈ [1869.12]
+        
+        @test l1.plant_name == "F1"
+        @test l1.location_name == "L1"
+        @test l1.energy ≈ [0.115]
+        @test l1.emissions["CO2"] ≈ [0.051]
+        @test l1.emissions["CH4"] ≈ [0.0025]
+        @test l1.sizes[1].opening_cost ≈ [500]
+        @test l1.sizes[2].opening_cost ≈ [1250]
+        @test l1.sizes[1].fixed_operating_cost ≈ [60]
+        @test l1.sizes[2].fixed_operating_cost ≈ [60]
+        @test l1.sizes[1].variable_operating_cost ≈ [30]
+        @test l1.sizes[2].variable_operating_cost ≈ [30]
+        @test l1.disposal_limit[p2] ≈ [2.0]
+        @test l1.disposal_limit[p3] ≈ [2.0]
+        @test l1.disposal_cost[p2] ≈ [-10.0]
+        @test l1.disposal_cost[p3] ≈ [-10.0]        
+    end
 end
 

test/model_test.jl

@@ -41,7 +41,7 @@ using RELOG, Cbc, JuMP, Printf, JSON, MathOptInterface.FileFormats
         #MOI.write_to_file(dest, "model.lp")
     end
 
-    @testset "solve" begin
+    @testset "solve (exact)" begin
         solution_filename = tempname()
         solution = RELOG.solve("$(pwd())/../instances/s1.json",
                                output=solution_filename)
@@ -58,6 +58,12 @@ using RELOG, Cbc, JuMP, Printf, JSON, MathOptInterface.FileFormats
         @test "F3" in keys(solution["Plants"])
         @test "F4" in keys(solution["Plants"])
     end
+    
+    
+    @testset "solve (heuristic)" begin
+        # Should not crash
+        solution = RELOG.solve("$(pwd())/../instances/s1.json", heuristic=true)
+    end
 
     @testset "infeasible solve" begin
         json = JSON.parsefile("$(pwd())/../instances/s1.json")
@@ -66,7 +72,6 @@ using RELOG, Cbc, JuMP, Printf, JSON, MathOptInterface.FileFormats
         end
         RELOG.solve(RELOG.parse(json))
     end
-
 end