Added Done() call in BaseTestBaseline.Cleanup and added related fixes

Author: harishsk

src/Microsoft.ML.Data/Prediction/Calibrator.cs

@@ -2086,7 +2086,7 @@ public sealed class NoArgumentsInput : CalibrateInputBase
         public sealed class FixedPlattInput : CalibrateInputBase
         {
             [Argument(ArgumentType.AtMostOnce, ShortName = "slope", HelpText = "The slope parameter of the calibration function 1 / (1 + exp(-slope * x + offset)", SortOrder = 1)]
-            public Double Slope = 1;
+            public Double Slope = -1;
 
             [Argument(ArgumentType.AtMostOnce, ShortName = "offset", HelpText = "The offset parameter of the calibration function 1 / (1 + exp(-slope * x + offset)", SortOrder = 3)]
             public Double Offset = 0;

test/BaselineOutput/Common/EntryPoints/core_manifest.json

@@ -1738,7 +1738,7 @@
           "Required": false,
           "SortOrder": 1.0,
           "IsNullable": false,
-          "Default": 1.0
+          "Default": -1.0
         },
         {
           "Name": "Data",

test/Microsoft.ML.Core.Tests/UnitTests/TestEntryPoints.cs

@@ -1536,6 +1536,7 @@ public void EntryPointCalibrate()
             var twiceCalibratedFfModel = Calibrate.Platt(Env,
                 new Calibrate.NoArgumentsInput() { Data = splitOutput.TestData[0], UncalibratedPredictorModel = calibratedFfModel }).PredictorModel;
             var scoredFf = ScoreModel.Score(Env, new ScoreModel.Input() { Data = splitOutput.TestData[2], PredictorModel = twiceCalibratedFfModel }).ScoredData;
+            Done();
         }
 
         [Fact]

test/Microsoft.ML.Predictor.Tests/TestPredictors.cs

@@ -798,6 +798,7 @@ public void TestEnsembleCombiner()
             };
 
             CombineAndTestEnsembles(dataView, "pe", "oc=average", PredictionKind.BinaryClassification, predictors);
+            Done();
         }
 
         [X64Fact("x86 fails. Associated GitHubIssue: https://github.com/dotnet/machinelearning/issues/1216")]
@@ -948,7 +949,7 @@ private void CombineAndTestEnsembles(IDataView idv, string name, string options,
                             predGetters[i](ref preds[i]);
                         }
                         if (scores.All(s => !float.IsNaN(s)))
-                            CompareNumbersWithTolerance(score, scores.Sum() / predCount);
+                            CompareNumbersWithTolerance(score, scores.Sum() / predCount, digitsOfPrecision: 5);
                         for (int i = 0; i < predCount; i++)
                             Assert.Equal(vectorScore.Length, vectorScores[i].Length);
                         for (int i = 0; i < vectorScore.Length; i++)

test/Microsoft.ML.TestFramework/BaseTestBaseline.cs

@@ -126,6 +126,9 @@ protected override void Cleanup()
                 _normal ? "completed normally" : "aborted",
                 IsPassing ? "passed" : "failed");
 
+            if (!_normal)
+                Done();
+
             Contracts.AssertValue(LogWriter);
             LogWriter.Dispose();
             LogWriter = null;