From 7743bee79aeae4069769fc72e723cfd26be2804d Mon Sep 17 00:00:00 2001
From: Mathias Fredriksson <mafredri@gmail.com>
Date: Thu, 5 Jun 2025 14:42:06 +0000
Subject: [PATCH] test(agent/agentcontainers): fix test data race due to list
 manipulation

Fixes coder/internal#675
---
 agent/agentcontainers/api.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/agent/agentcontainers/api.go b/agent/agentcontainers/api.go
index 349b85e3d269f..8fff664c0b0f7 100644
--- a/agent/agentcontainers/api.go
+++ b/agent/agentcontainers/api.go
@@ -378,6 +378,8 @@ func (api *API) updateContainers(ctx context.Context) error {
 
 		return xerrors.Errorf("list containers failed: %w", err)
 	}
+	// Clone to avoid test flakes due to data manipulation.
+	updated.Containers = slices.Clone(updated.Containers)
 
 	api.mu.Lock()
 	defer api.mu.Unlock()