Reorganize test folder

test/transform/slice_test.jl

@@ -0,0 +1,46 @@
+# UnitCommitment.jl: Optimization Package for Security-Constrained Unit Commitment
+# Copyright (C) 2020, UChicago Argonne, LLC. All rights reserved.
+# Released under the modified BSD license. See COPYING.md for more details.
+
+using UnitCommitment, LinearAlgebra, Cbc, JuMP, JSON, GZip
+
+@testset "slice" begin
+    instance = UnitCommitment.read_benchmark("test/case14")
+    modified = UnitCommitment.slice(instance, 1:2)
+
+    # Should update all time-dependent fields
+    @test modified.time == 2
+    @test length(modified.power_balance_penalty) == 2
+    @test length(modified.reserves.spinning) == 2
+    for u in modified.units
+        @test length(u.max_power) == 2
+        @test length(u.min_power) == 2
+        @test length(u.must_run) == 2
+        @test length(u.min_power_cost) == 2
+        @test length(u.provides_spinning_reserves) == 2
+        for s in u.cost_segments
+            @test length(s.mw) == 2
+            @test length(s.cost) == 2
+        end
+    end
+    for b in modified.buses
+        @test length(b.load) == 2
+    end
+    for l in modified.lines
+        @test length(l.normal_flow_limit) == 2
+        @test length(l.emergency_flow_limit) == 2
+        @test length(l.flow_limit_penalty) == 2
+    end
+    for ps in modified.price_sensitive_loads
+        @test length(ps.demand) == 2
+        @test length(ps.revenue) == 2
+    end
+
+    # Should be able to build model without errors
+    optimizer = optimizer_with_attributes(Cbc.Optimizer, "logLevel" => 0)
+    model = UnitCommitment.build_model(
+        instance = modified,
+        optimizer = optimizer,
+        variable_names = true,
+    )
+end