Refactored scenario tests (issue dotnet#32) (dotnet#52)

* Refectored scenario tests according to #Bug 240688: Scenarios has a class Top5Scenarios with 2 scenarios defined

* Moved 'TrainAndPredictHousePriceModelTest' to separate file.
This closes issue dotnet#32

Author: zeahmed

test/Microsoft.ML.Tests/Scenarios/Scenario_HousePricePrediction.cs renamed to test/Microsoft.ML.Tests/Scenarios/HousePricePredictionTests.cs

@@ -2,14 +2,17 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
+using Microsoft.ML.Models;
 using Microsoft.ML.Runtime.Api;
 using Microsoft.ML.TestFramework;
+using Microsoft.ML.Trainers;
+using Microsoft.ML.Transforms;
 using Xunit;
 using Xunit.Abstractions;
 
 namespace Microsoft.ML.Scenarios
 {
-    public partial class Top5Scenarios : BaseTestClass
+    public partial class ScenariosTests : BaseTestClass
     {
         /*
          A real-estate firm Contoso wants to add a house price prediction to their ASP.NET/Xamarin application.
@@ -121,7 +124,7 @@ public class HousePricePrediction
             public float Price;
         }
 
-        public Top5Scenarios(ITestOutputHelper output) : base(output)
+        public ScenariosTests(ITestOutputHelper output) : base(output)
         {
         }
     }

test/Microsoft.ML.Tests/Scenarios/Scenario_TrainPredictionModel.cs renamed to test/Microsoft.ML.Tests/Scenarios/HousePriceTrainAndPredictionTests.cs

@@ -1,15 +1,18 @@
-// Licensed to the .NET Foundation under one or more agreements.
+// Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
 using Microsoft.ML.Models;
+using Microsoft.ML.Runtime.Api;
+using Microsoft.ML.TestFramework;
 using Microsoft.ML.Trainers;
 using Microsoft.ML.Transforms;
 using Xunit;
+using Xunit.Abstractions;
 
 namespace Microsoft.ML.Scenarios
 {
-    public partial class Top5Scenarios
+    public partial class ScenariosTests
     {
         [Fact(Skip = "Missing data set. See https://github.com/dotnet/machinelearning/issues/3")]
         public void TrainAndPredictHousePriceModelTest()
@@ -70,4 +73,3 @@ public void TrainAndPredictHousePriceModelTest()
         }
     }
 }
-

test/Microsoft.ML.Tests/Scenarios/TrainAndPredictIrisModelTest.cs renamed to test/Microsoft.ML.Tests/Scenarios/IrisPlantClassificationTests.cs

@@ -10,7 +10,7 @@
 
 namespace Microsoft.ML.Scenarios
 {
-    public partial class Top5Scenarios
+    public partial class ScenariosTests
     {
         [Fact]
         public void TrainAndPredictIrisModelTest()

test/Microsoft.ML.Tests/Scenarios/Scenario3_SentimentPrediction.cs renamed to test/Microsoft.ML.Tests/Scenarios/SentimentPredictionTests.cs

@@ -13,7 +13,7 @@
 
 namespace Microsoft.ML.Scenarios
 {
-    public partial class Top5Scenarios
+    public partial class ScenariosTests
     {
         public const string SentimentDataPath = "wikipedia-detox-250-line-data.tsv";
         public const string SentimentTestPath = "wikipedia-detox-250-line-test.tsv";