From d9437c6da735290f998d238d716d02afffb4b85f Mon Sep 17 00:00:00 2001
From: LFC <990479+MichaelScofield@users.noreply.github.com>
Date: Tue, 22 Apr 2025 14:04:06 +0800
Subject: [PATCH] chore: assert plugin uniqueness (#5947)

---
 src/common/base/src/plugins.rs | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/src/common/base/src/plugins.rs b/src/common/base/src/plugins.rs
index c392422b64..5d27ad1ac1 100644
--- a/src/common/base/src/plugins.rs
+++ b/src/common/base/src/plugins.rs
@@ -31,7 +31,8 @@ impl Plugins {
     }
 
     pub fn insert<T: 'static + Send + Sync>(&self, value: T) {
-        let _ = self.write().insert(value);
+        let last = self.write().insert(value);
+        assert!(last.is_none(), "each type of plugins must be one and only");
     }
 
     pub fn get<T: 'static + Send + Sync + Clone>(&self) -> Option<T> {
@@ -137,4 +138,12 @@ mod tests {
         assert_eq!(plugins.len(), 2);
         assert!(!plugins.is_empty());
     }
+
+    #[test]
+    #[should_panic(expected = "each type of plugins must be one and only")]
+    fn test_plugin_uniqueness() {
+        let plugins = Plugins::new();
+        plugins.insert(1i32);
+        plugins.insert(2i32);
+    }
 }