From b1635cc257749ee5426cf514794899761e63744e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakub=20Jare=C5=A1?= <me@jakubjares.com>
Date: Mon, 22 Feb 2021 12:06:13 +0100
Subject: [PATCH] Merge parameters safely (#778)

Merge session level parameters safely with source level parameters.
---
 .../MSTest.CoreAdapter/Execution/TestExecutionManager.cs        | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Adapter/MSTest.CoreAdapter/Execution/TestExecutionManager.cs b/src/Adapter/MSTest.CoreAdapter/Execution/TestExecutionManager.cs
index dafd5e5fd..ba61d7b71 100644
--- a/src/Adapter/MSTest.CoreAdapter/Execution/TestExecutionManager.cs
+++ b/src/Adapter/MSTest.CoreAdapter/Execution/TestExecutionManager.cs
@@ -241,7 +241,7 @@ private void ExecuteTestsInSource(IEnumerable<TestCase> tests, IRunContext runCo
 
                 if (this.sessionParameters != null && this.sessionParameters.Count > 0)
                 {
-                    sourceLevelParameters = sourceLevelParameters.Concat(this.sessionParameters).ToDictionary(x => x.Key, x => x.Value);
+                    sourceLevelParameters = this.sessionParameters.ConcatWithOverwrites(sourceLevelParameters);
                 }
 
                 TestAssemblySettingsProvider sourceSettingsProvider = null;