Ensure filters created are deleted (#4047)

This commit updates ML filter integration tests to ensure that filters created as part of a test are deleted.

Author: russcam

src/Tests/Tests/XPack/MachineLearning/GetFilters/GetFiltersApiTests.cs

@@ -20,6 +20,12 @@ protected override void IntegrationSetup(IElasticClient client, CallUniqueValues
 				PutFilter(client, callUniqueValue.Value);
 		}
 
+		protected override void IntegrationTeardown(IElasticClient client, CallUniqueValues values)
+		{
+			foreach (var callUniqueValue in values)
+				DeleteFilter(client, callUniqueValue.Value);
+		}
+
 		protected override bool ExpectIsValid => true;
 
 		protected override object ExpectJson => null;
@@ -71,6 +77,13 @@ protected override void IntegrationSetup(IElasticClient client, CallUniqueValues
 					PutFilter(client, callUniqueValue.Value + "_" + (i + 1));
 		}
 
+		protected override void IntegrationTeardown(IElasticClient client, CallUniqueValues values)
+		{
+			foreach (var callUniqueValue in values)
+				for (var i = 0; i < 3; i++)
+					DeleteFilter(client, callUniqueValue.Value + "_" + (i + 1));
+		}
+
 		protected override bool ExpectIsValid => true;
 
 		protected override object ExpectJson => null;

src/Tests/Tests/XPack/MachineLearning/MachineLearningIntegrationTestBase.cs

@@ -50,6 +50,16 @@ protected PutFilterResponse PutFilter(IElasticClient client, string filterId)
 			return putFilterResponse;
 		}
 
+		protected DeleteFilterResponse DeleteFilter(IElasticClient client, string filterId)
+		{
+			var deleteFilterResponse = client.MachineLearning.DeleteFilter(filterId);
+
+			if (!deleteFilterResponse.IsValid)
+				throw new Exception($"Problem deleting filter {filterId} for integration test: {deleteFilterResponse.DebugInformation}");
+
+			return deleteFilterResponse;
+		}
+
 		protected PutCalendarResponse PutCalendar(IElasticClient client, string calendarId)
 		{
 			var putCalendarResponse = client.MachineLearning.PutCalendar(calendarId, f => f

src/Tests/Tests/XPack/MachineLearning/PutFilter/PutFilterApiTests.cs

@@ -13,6 +13,12 @@ public class PutFilterApiTests : MachineLearningIntegrationTestBase<PutFilterRes
 	{
 		public PutFilterApiTests(MachineLearningCluster cluster, EndpointUsage usage) : base(cluster, usage) { }
 
+		protected override void IntegrationTeardown(IElasticClient client, CallUniqueValues values)
+		{
+			foreach (var callUniqueValue in values)
+				DeleteFilter(client, callUniqueValue.Value);
+		}
+
 		protected override bool ExpectIsValid => true;
 
 		protected override object ExpectJson => new

src/Tests/Tests/XPack/MachineLearning/UpdateFilter/UpdateFilterApiTests.cs

@@ -20,6 +20,12 @@ protected override void IntegrationSetup(IElasticClient client, CallUniqueValues
 				PutFilter(client, callUniqueValue.Value);
 		}
 
+		protected override void IntegrationTeardown(IElasticClient client, CallUniqueValues values)
+		{
+			foreach (var callUniqueValue in values)
+				DeleteFilter(client, callUniqueValue.Value);
+		}
+
 		protected override bool ExpectIsValid => true;
 
 		protected override object ExpectJson => new