fix missing primary key

meilisearch-http/src/routes/document.rs

@@ -156,7 +156,7 @@ async fn update_multiple_documents(
     let mut schema = index
         .main
         .schema(&reader)?
-        .ok_or(Error::internal("Impossible to retrieve the schema"))?;
+        .ok_or(meilisearch_core::Error::SchemaMissing)?;
 
     if schema.primary_key().is_none() {
         let id = match &params.primary_key {
@@ -164,7 +164,7 @@ async fn update_multiple_documents(
             None => body
                 .first()
                 .and_then(find_primary_key)
-                .ok_or(Error::bad_request("Could not infer a primary key"))?,
+                .ok_or(meilisearch_core::Error::MissingPrimaryKey)?
         };
 
         schema

meilisearch-http/tests/errors.rs

@@ -92,7 +92,7 @@ async fn max_field_limit_exceeded_error() {
     }
     let docs = json!([doc]);
     assert_error_async!(
-        "max_field_limit_exceeded",
+        "max_fields_limit_exceeded",
         "invalid_request_error",
         server,
         server.add_or_replace_multiple_documents_sync(docs).await);
@@ -180,3 +180,17 @@ async fn payload_too_large_error() {
         StatusCode::PAYLOAD_TOO_LARGE,
         server.create_index(json!(bigvec)).await);
 }
+
+#[actix_rt::test]
+async fn missing_primary_key_error() {
+    let mut server = common::Server::with_uid("test");
+    server.create_index(json!({"uid": "test"})).await;
+    let document = json!([{
+        "content": "test"
+    }]);
+    assert_error!(
+        "missing_primary_key",
+        "invalid_request_error",
+        StatusCode::BAD_REQUEST,
+        server.add_or_replace_multiple_documents_sync(document).await);
+}

meilisearch-http/tests/index.rs

@@ -658,9 +658,8 @@ async fn check_add_documents_without_primary_key() {
 
     let (response, status_code) = server.add_or_replace_multiple_documents_sync(body).await;
 
-    let message = response["message"].as_str().unwrap();
     assert_eq!(response.as_object().unwrap().len(), 4);
-    assert_eq!(message, "Could not infer a primary key");
+    assert_eq!(response["errorCode"], "missing_primary_key");
     assert_eq!(status_code, 400);
 }