From 972e90a55e8e7af3a649a01f572b45cb0bc3369c Mon Sep 17 00:00:00 2001
From: Dariusz Stempniak <dariusz.stempniak@snowflake.com>
Date: Thu, 10 Oct 2024 01:02:12 +0200
Subject: [PATCH] SNOW-1729244 fix

---
 Snowflake.Data.Tests/UnitTests/SFDataConverterTest.cs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/Snowflake.Data.Tests/UnitTests/SFDataConverterTest.cs b/Snowflake.Data.Tests/UnitTests/SFDataConverterTest.cs
index fc2e8b274..181b0b87a 100755
--- a/Snowflake.Data.Tests/UnitTests/SFDataConverterTest.cs
+++ b/Snowflake.Data.Tests/UnitTests/SFDataConverterTest.cs
@@ -339,8 +339,12 @@ public void TestInvalidTimestampConversion(SFDataType dataType, Type unsupported
             object unsupportedObject;
             if (unsupportedType == typeof(DateTimeOffset))
                 unsupportedObject = new DateTimeOffset();
-            else
+            else if (unsupportedType == typeof(DateTime))
                 unsupportedObject = new DateTime();
+            else
+                unsupportedObject = null;
+
+            Assert.NotNull(unsupportedType);
             SnowflakeDbException ex = Assert.Throws<SnowflakeDbException>(() => SFDataConverter.csharpValToSfVal(dataType, unsupportedObject));
             SnowflakeDbExceptionAssert.HasErrorCode(ex, SFError.INVALID_DATA_CONVERSION);
         }