From 990a8612413cd225c5088d86557e574fa1077089 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lo=C3=AFc=20Lecrenier?= <loic.lecrenier@me.com>
Date: Wed, 16 Nov 2022 15:19:55 +0100
Subject: [PATCH] Add test for indexing a document with a long facet value

---
 milli/src/update/index_documents/mod.rs | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/milli/src/update/index_documents/mod.rs b/milli/src/update/index_documents/mod.rs
index e9f5c2d38..af99a230b 100644
--- a/milli/src/update/index_documents/mod.rs
+++ b/milli/src/update/index_documents/mod.rs
@@ -1821,4 +1821,24 @@ mod tests {
         let words_fst = index.words_fst(&rtxn).unwrap();
         assert!(!words_fst.contains(&long_word));
     }
+
+    #[test]
+    fn long_facet_values_must_not_crash() {
+        let index = TempIndex::new();
+
+        // this is obviousy too long
+        let long_word = "lol".repeat(1000);
+        let doc1 = documents! {[{
+            "id": "1",
+            "title": long_word,
+        }]};
+
+        index
+            .update_settings(|settings| {
+                settings.set_filterable_fields(hashset! { S("title") });
+            })
+            .unwrap();
+
+        index.add_documents(doc1).unwrap();
+    }
 }