Fix result serialization.

src/OneClassActiveLearning.jl

@@ -8,6 +8,7 @@ using Random
 using Reexport
 using Statistics
 
+import DataStructures
 import Formatting
 import JSON
 import JuMP

src/serialize.jl

@@ -80,9 +80,9 @@ function JSON.json(res::Result)
     jsonstring = "{"
     jsonstring *= "\"id\":" * JSON.json(res.id) * ","
     jsonstring *= "\"experiment\":" * JSON.json(res.experiment) * ","
-    jsonstring *= "\"al_history\":" * JSON.json(res.al_history) * ","
     jsonstring *= "\"worker_info\":" * JSON.json(res.worker_info) * ","
     jsonstring *= "\"data_stats\":" * JSON.json(res.data_stats) * ","
+    jsonstring *= "\"al_history\":" * JSON.json(res.al_history) * ","
     jsonstring *= "\"al_summary\":" * JSON.json(res.al_summary) * ","
     jsonstring *= "\"status\":" * JSON.json(res.status)
     jsonstring *= "}"
@@ -91,7 +91,7 @@ end
 
 function write_result_to_file(output_file, r::Result)
     r_reparsed = JSON.parse(JSON.json(r))
-    d = OrderedDict()
+    d = DataStructures.OrderedDict()
     for k in ["id", "experiment", "worker_info", "data_stats", "al_history", "al_summary", "status"]
         d[k] = r_reparsed[k]
     end

test/serialize_test.jl

@@ -66,7 +66,8 @@
         worker_info = OneClassActiveLearning.get_worker_info()
         expected = OneClassActiveLearning.Result(id, experiment, worker_info, DataStats(1, 1, 0.1, 0.1, [1,2,3,4], [5,6,7]), al_history, al_summary)
 
-        actual = Unmarshal.unmarshal(OneClassActiveLearning.Result, JSON.parse(JSON.json(expected)))
+        OneClassActiveLearning.write_result_to_file(TEST_OUTPUT_FILE, expected)
+        actual = Unmarshal.unmarshal(OneClassActiveLearning.Result, JSON.parsefile(TEST_OUTPUT_FILE))
         @test actual.id == 42
         @test length(actual.experiment[:param][:initial_pools]) == 123
         @test haskey(actual.worker_info, :hostname)