From e2ab1c59c2aff252735fde2b4b2bc27180eddbf8 Mon Sep 17 00:00:00 2001
From: Themis Valtinos <73662635+themisvaltinos@users.noreply.github.com>
Date: Fri, 3 Oct 2025 16:43:17 +0300
Subject: [PATCH] Chore: Fix flaky test by unliking dbt msgpack for
 deterministic behaviour

---
 tests/dbt/cli/test_run.py | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/tests/dbt/cli/test_run.py b/tests/dbt/cli/test_run.py
index 7aeb8dd4d7..755553bb57 100644
--- a/tests/dbt/cli/test_run.py
+++ b/tests/dbt/cli/test_run.py
@@ -65,6 +65,12 @@ def test_run_with_changes_and_full_refresh(
         "select a, b, 'changed' as c from {{ ref('model_a') }}"
     )
 
+    # Clear dbt's partial parse cache to ensure file changes are detected
+    # Without it dbt may use stale cached model definitions, causing flakiness
+    partial_parse_file = project_path / "target" / "sqlmesh_partial_parse.msgpack"
+    if partial_parse_file.exists():
+        partial_parse_file.unlink()
+
     # run with --full-refresh. this should:
     # - fully refresh model_a (pick up the new records from external_table)
     # - deploy the local change to model_b (introducing the 'changed' column)