close streams for moked context with email in HttpContentHelper

tests/Hosting.Services.Web.UnitTests/Middlewares/UserIdentity/EmailBasedUserIdentityProviderTests.cs

@@ -34,6 +34,9 @@ namespace Microsoft.Omex.Extensions.Hosting.Services.Web.UnitTests
 			byte[] hash1 = await GetIdentityAsync(provider, context1);
 			byte[] hash2 = await GetIdentityAsync(provider, context2);
 
+			context1.Request.Body.Close();
+			context2.Request.Body.Close();
+
 			CollectionAssert.AreNotEqual(hash1, hash2);
 
             HttpContext context3 = HttpContextHelper.GetContextWithEmail("Abc123@outlook.com");
@@ -41,6 +44,9 @@ namespace Microsoft.Omex.Extensions.Hosting.Services.Web.UnitTests
 
 			CollectionAssert.AreEqual(hash1, await GetIdentityAsync(provider, context3));
 			CollectionAssert.AreEqual(hash2, await GetIdentityAsync(provider, context4));
+
+			context3.Request.Body.Close();
+			context4.Request.Body.Close();
 		}
 
 		private async Task<byte[]> GetIdentityAsync(IUserIdentityProvider provider, HttpContext context)

tests/Hosting.Services.Web.UnitTests/Middlewares/UserIdentity/HttpContextHelper.cs

@@ -17,6 +17,7 @@ namespace Microsoft.Omex.Extensions.Hosting.Services.Web.UnitTests
 		{
 			(HttpContext context, HttpConnectionFeature feature) = CreateHttpContext();
 			feature.RemoteIpAddress = IPAddress.Parse(address);
+			context.Request.Body.Close();
 			return context;
 		}
 
@@ -35,7 +36,7 @@ namespace Microsoft.Omex.Extensions.Hosting.Services.Web.UnitTests
 			FeatureCollection features = new();
 			features.Set<IHttpConnectionFeature>(feature);
 
-			using Stream requestBody = new MemoryStream();
+			Stream requestBody = new MemoryStream();
 
 			Mock<HttpContext> contextMock = new();
 			contextMock.SetupGet(c => c.Features).Returns(features);