From b05f8a90fd1fd034eb1d0d5345635c4c1d6693fa Mon Sep 17 00:00:00 2001
From: Roman Krasiuk <rokrassyuk@gmail.com>
Date: Wed, 13 Mar 2024 10:21:58 +0100
Subject: [PATCH] test: headers first stage (#7127)

---
 crates/primitives/src/stage/id.rs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/crates/primitives/src/stage/id.rs b/crates/primitives/src/stage/id.rs
index bfd6e20fee..2f5de34eec 100644
--- a/crates/primitives/src/stage/id.rs
+++ b/crates/primitives/src/stage/id.rs
@@ -120,4 +120,11 @@ mod tests {
 
         assert!(!StageId::Execution.is_downloading_stage());
     }
+
+    // Multiple places around the codebase assume headers is the first stage.
+    // Feel free to remove this test if the assumption changes.
+    #[test]
+    fn stage_all_headers_first() {
+        assert_eq!(*StageId::ALL.first().unwrap(), StageId::Headers);
+    }
 }