diff --git a/Cargo.lock b/Cargo.lock
index 196deb1bb..3dfc74f7c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1923,7 +1923,7 @@ dependencies = [
 [[package]]
 name = "pest"
 version = "2.1.3"
-source = "git+https://github.com/MarinPostma/pest.git?tag=meilisearch-patch1#e1031ad0134d5e9893c470dbea50811b2b746926"
+source = "git+https://github.com/pest-parser/pest.git?rev=51fd1d49f1041f7839975664ef71fe15c7dcaf67#51fd1d49f1041f7839975664ef71fe15c7dcaf67"
 dependencies = [
  "ucd-trie",
 ]
diff --git a/meilisearch-http/src/routes/document.rs b/meilisearch-http/src/routes/document.rs
index f565c1e6b..e8fa0f646 100644
--- a/meilisearch-http/src/routes/document.rs
+++ b/meilisearch-http/src/routes/document.rs
@@ -3,14 +3,14 @@ use std::collections::{BTreeSet, HashSet};
 use actix_web::{delete, get, post, put};
 use actix_web::{web, HttpResponse};
 use indexmap::IndexMap;
-use meilisearch_core::{update, Index};
+use meilisearch_core::{update, MainReader};
 use serde_json::Value;
 use serde::Deserialize;
 
+use crate::Data;
 use crate::error::{Error, ResponseError};
 use crate::helpers::Authentication;
 use crate::routes::{IndexParam, IndexUpdateResponse};
-use crate::Data;
 
 type Document = IndexMap<String, Value>;
 
diff --git a/meilisearch-http/tests/common.rs b/meilisearch-http/tests/common.rs
index da2bc39ad..0cdd3b618 100644
--- a/meilisearch-http/tests/common.rs
+++ b/meilisearch-http/tests/common.rs
@@ -15,15 +15,24 @@ use meilisearch_http::option::Opt;
 #[macro_export]
 macro_rules! test_post_get_search {
     ($server:expr, $query:expr, |$response:ident, $status_code:ident | $block:expr) => {
-        let post_query: meilisearch_http::routes::search::SearchQueryPost = serde_json::from_str(&$query.clone().to_string()).unwrap();
+        let post_query: meilisearch_http::routes::search::SearchQueryPost =
+            serde_json::from_str(&$query.clone().to_string()).unwrap();
         let get_query: meilisearch_http::routes::search::SearchQuery = post_query.into();
         let get_query = ::serde_url_params::to_string(&get_query).unwrap();
         let ($response, $status_code) = $server.search_get(&get_query).await;
-        let _ =::std::panic::catch_unwind(|| $block)
-            .map_err(|e| panic!("panic in get route: {:?}", e.downcast_ref::<&str>().unwrap()));
+        let _ = ::std::panic::catch_unwind(|| $block).map_err(|e| {
+            panic!(
+                "panic in get route: {:?}",
+                e.downcast_ref::<&str>().unwrap()
+            )
+        });
         let ($response, $status_code) = $server.search_post($query).await;
-        let _ = ::std::panic::catch_unwind(|| $block)
-            .map_err(|e| panic!("panic in post route: {:?}", e.downcast_ref::<&str>().unwrap()));
+        let _ = ::std::panic::catch_unwind(|| $block).map_err(|e| {
+            panic!(
+                "panic in post route: {:?}",
+                e.downcast_ref::<&str>().unwrap()
+            )
+        });
     };
 }
 
@@ -61,7 +70,6 @@ impl Server {
     }
 
     pub async fn test_server() -> Self {
-
         let mut server = Self::with_uid("test");
 
         let body = json!({
@@ -151,7 +159,8 @@ impl Server {
     pub async fn get_request(&mut self, url: &str) -> (Value, StatusCode) {
         eprintln!("get_request: {}", url);
 
-        let mut app = test::init_service(meilisearch_http::create_app(&self.data).wrap(NormalizePath)).await;
+        let mut app =
+            test::init_service(meilisearch_http::create_app(&self.data).wrap(NormalizePath)).await;
 
         let req = test::TestRequest::get().uri(url).to_request();
         let res = test::call_service(&mut app, req).await;
@@ -165,7 +174,8 @@ impl Server {
     pub async fn post_request(&self, url: &str, body: Value) -> (Value, StatusCode) {
         eprintln!("post_request: {}", url);
 
-        let mut app = test::init_service(meilisearch_http::create_app(&self.data).wrap(NormalizePath)).await;
+        let mut app =
+            test::init_service(meilisearch_http::create_app(&self.data).wrap(NormalizePath)).await;
 
         let req = test::TestRequest::post()
             .uri(url)
@@ -183,8 +193,7 @@ impl Server {
         eprintln!("post_request_async: {}", url);
 
         let (response, status_code) = self.post_request(url, body).await;
-        // eprintln!("response: {}", response);
-        assert_eq!(status_code, 202);
+        eprintln!("response: {}", response);
         assert!(response["updateId"].as_u64().is_some());
         self.wait_update_id(response["updateId"].as_u64().unwrap())
             .await;
@@ -194,7 +203,8 @@ impl Server {
     pub async fn put_request(&mut self, url: &str, body: Value) -> (Value, StatusCode) {
         eprintln!("put_request: {}", url);
 
-        let mut app = test::init_service(meilisearch_http::create_app(&self.data).wrap(NormalizePath)).await;
+        let mut app =
+            test::init_service(meilisearch_http::create_app(&self.data).wrap(NormalizePath)).await;
 
         let req = test::TestRequest::put()
             .uri(url)
@@ -222,7 +232,8 @@ impl Server {
     pub async fn delete_request(&mut self, url: &str) -> (Value, StatusCode) {
         eprintln!("delete_request: {}", url);
 
-        let mut app = test::init_service(meilisearch_http::create_app(&self.data).wrap(NormalizePath)).await;
+        let mut app =
+            test::init_service(meilisearch_http::create_app(&self.data).wrap(NormalizePath)).await;
 
         let req = test::TestRequest::delete().uri(url).to_request();
         let res = test::call_service(&mut app, req).await;
@@ -340,9 +351,9 @@ impl Server {
         self.delete_request_async(&url).await
     }
 
-    pub async fn delete_multiple_documents(&mut self, body: Value) {
+    pub async fn delete_multiple_documents(&mut self, body: Value) -> (Value, StatusCode) {
         let url = format!("/indexes/{}/documents/delete-batch", self.uid);
-        self.post_request_async(&url, body).await;
+        self.post_request_async(&url, body).await
     }
 
     pub async fn get_all_settings(&mut self) -> (Value, StatusCode) {
@@ -355,6 +366,11 @@ impl Server {
         self.post_request_async(&url, body).await;
     }
 
+    pub async fn update_all_settings_sync(&mut self, body: Value) -> (Value, StatusCode) {
+        let url = format!("/indexes/{}/settings", self.uid);
+        self.post_request(&url, body).await
+    }
+
     pub async fn delete_all_settings(&mut self) -> (Value, StatusCode) {
         let url = format!("/indexes/{}/settings", self.uid);
         self.delete_request_async(&url).await
@@ -390,6 +406,11 @@ impl Server {
         self.post_request_async(&url, body).await;
     }
 
+    pub async fn update_distinct_attribute_sync(&mut self, body: Value) -> (Value, StatusCode) {
+        let url = format!("/indexes/{}/settings/distinct-attribute", self.uid);
+        self.post_request(&url, body).await
+    }
+
     pub async fn delete_distinct_attribute(&mut self) -> (Value, StatusCode) {
         let url = format!("/indexes/{}/settings/distinct-attribute", self.uid);
         self.delete_request_async(&url).await
@@ -410,6 +431,11 @@ impl Server {
         self.post_request_async(&url, body).await;
     }
 
+    pub async fn update_searchable_attributes_sync(&mut self, body: Value) -> (Value, StatusCode) {
+        let url = format!("/indexes/{}/settings/searchable-attributes", self.uid);
+        self.post_request(&url, body).await
+    }
+
     pub async fn delete_searchable_attributes(&mut self) -> (Value, StatusCode) {
         let url = format!("/indexes/{}/settings/searchable-attributes", self.uid);
         self.delete_request_async(&url).await
@@ -425,11 +451,39 @@ impl Server {
         self.post_request_async(&url, body).await;
     }
 
+    pub async fn update_displayed_attributes_sync(&mut self, body: Value) -> (Value, StatusCode) {
+        let url = format!("/indexes/{}/settings/displayed-attributes", self.uid);
+        self.post_request(&url, body).await
+    }
+
     pub async fn delete_displayed_attributes(&mut self) -> (Value, StatusCode) {
         let url = format!("/indexes/{}/settings/displayed-attributes", self.uid);
         self.delete_request_async(&url).await
     }
 
+    pub async fn get_attributes_for_faceting(&mut self) -> (Value, StatusCode) {
+        let url = format!("/indexes/{}/settings/attributes-for-faceting", self.uid);
+        self.get_request(&url).await
+    }
+
+    pub async fn update_attributes_for_faceting(&mut self, body: Value) {
+        let url = format!("/indexes/{}/settings/attributes-for-faceting", self.uid);
+        self.post_request_async(&url, body).await;
+    }
+
+    pub async fn update_attributes_for_faceting_sync(
+        &mut self,
+        body: Value,
+    ) -> (Value, StatusCode) {
+        let url = format!("/indexes/{}/settings/attributes-for-faceting", self.uid);
+        self.post_request(&url, body).await
+    }
+
+    pub async fn delete_attributes_for_faceting(&mut self) -> (Value, StatusCode) {
+        let url = format!("/indexes/{}/settings/attributes-for-faceting", self.uid);
+        self.delete_request_async(&url).await
+    }
+
     pub async fn get_synonyms(&mut self) -> (Value, StatusCode) {
         let url = format!("/indexes/{}/settings/synonyms", self.uid);
         self.get_request(&url).await
@@ -440,6 +494,11 @@ impl Server {
         self.post_request_async(&url, body).await;
     }
 
+    pub async fn update_synonyms_sync(&mut self, body: Value) -> (Value, StatusCode) {
+        let url = format!("/indexes/{}/settings/synonyms", self.uid);
+        self.post_request(&url, body).await
+    }
+
     pub async fn delete_synonyms(&mut self) -> (Value, StatusCode) {
         let url = format!("/indexes/{}/settings/synonyms", self.uid);
         self.delete_request_async(&url).await
@@ -455,6 +514,11 @@ impl Server {
         self.post_request_async(&url, body).await;
     }
 
+    pub async fn update_stop_words_sync(&mut self, body: Value) -> (Value, StatusCode) {
+        let url = format!("/indexes/{}/settings/stop-words", self.uid);
+        self.post_request(&url, body).await
+    }
+
     pub async fn delete_stop_words(&mut self) -> (Value, StatusCode) {
         let url = format!("/indexes/{}/settings/stop-words", self.uid);
         self.delete_request_async(&url).await
diff --git a/meilisearch-http/tests/documents_add.rs b/meilisearch-http/tests/documents_add.rs
index 140a194c3..382a1ed43 100644
--- a/meilisearch-http/tests/documents_add.rs
+++ b/meilisearch-http/tests/documents_add.rs
@@ -220,70 +220,3 @@ async fn documents_with_same_id_are_overwritten() {
         "test2"
     );
 }
-
-#[actix_rt::test]
-async fn create_index_lazy_by_pushing_documents() {
-    let mut server = common::Server::with_uid("movies");
-
-    // 1 - Add documents
-
-    let body = json!([{
-      "title": "Test",
-      "comment": "comment test"
-    }]);
-
-    let url = "/indexes/movies/documents?primaryKey=title";
-    let (response, status_code) = server.post_request(&url, body).await;
-    eprintln!("{:#?}", response);
-    assert_eq!(status_code, 202);
-    let update_id = response["updateId"].as_u64().unwrap();
-    server.wait_update_id(update_id).await;
-
-    // 3 - Check update success
-
-    let (response, status_code) = server.get_update_status(update_id).await;
-    assert_eq!(status_code, 200);
-    assert_eq!(response["status"], "processed");
-}
-
-#[actix_rt::test]
-async fn create_index_lazy_by_pushing_documents_and_discover_pk() {
-    let mut server = common::Server::with_uid("movies");
-
-    // 1 - Add documents
-
-    let body = json!([{
-      "id": 1,
-      "title": "Test",
-      "comment": "comment test"
-    }]);
-
-    let url = "/indexes/movies/documents";
-    let (response, status_code) = server.post_request(&url, body).await;
-    eprintln!("{:#?}", response);
-    assert_eq!(status_code, 202);
-    let update_id = response["updateId"].as_u64().unwrap();
-    server.wait_update_id(update_id).await;
-
-    // 3 - Check update success
-
-    let (response, status_code) = server.get_update_status(update_id).await;
-    assert_eq!(status_code, 200);
-    assert_eq!(response["status"], "processed");
-}
-
-#[actix_rt::test]
-async fn create_index_lazy_by_pushing_documents_with_wwrong_name() {
-    let mut server = common::Server::with_uid("wrong&name");
-
-    let body = json!([{
-      "title": "Test",
-      "comment": "comment test"
-    }]);
-
-    let url = "/indexes/wrong&name/documents?primaryKey=title";
-    let (response, status_code) = server.post_request(&url, body).await;
-    eprintln!("{:#?}", response);
-    assert_eq!(status_code, 400);
-    assert_eq!(response["errorCode"], "invalid_index_uid");
-}
diff --git a/meilisearch-http/tests/lazy_index_creation.rs b/meilisearch-http/tests/lazy_index_creation.rs
new file mode 100644
index 000000000..6730db82e
--- /dev/null
+++ b/meilisearch-http/tests/lazy_index_creation.rs
@@ -0,0 +1,446 @@
+use serde_json::json;
+
+mod common;
+
+#[actix_rt::test]
+async fn create_index_lazy_by_pushing_documents() {
+    let mut server = common::Server::with_uid("movies");
+
+    // 1 - Add documents
+
+    let body = json!([{
+      "title": "Test",
+      "comment": "comment test"
+    }]);
+
+    let url = "/indexes/movies/documents?primaryKey=title";
+    let (response, status_code) = server.post_request(&url, body).await;
+    assert_eq!(status_code, 202);
+    let update_id = response["updateId"].as_u64().unwrap();
+    server.wait_update_id(update_id).await;
+
+    // 3 - Check update success
+
+    let (response, status_code) = server.get_update_status(update_id).await;
+    assert_eq!(status_code, 200);
+    assert_eq!(response["status"], "processed");
+}
+
+#[actix_rt::test]
+async fn create_index_lazy_by_pushing_documents_and_discover_pk() {
+    let mut server = common::Server::with_uid("movies");
+
+    // 1 - Add documents
+
+    let body = json!([{
+      "id": 1,
+      "title": "Test",
+      "comment": "comment test"
+    }]);
+
+    let url = "/indexes/movies/documents";
+    let (response, status_code) = server.post_request(&url, body).await;
+    assert_eq!(status_code, 202);
+    let update_id = response["updateId"].as_u64().unwrap();
+    server.wait_update_id(update_id).await;
+
+    // 3 - Check update success
+
+    let (response, status_code) = server.get_update_status(update_id).await;
+    assert_eq!(status_code, 200);
+    assert_eq!(response["status"], "processed");
+}
+
+#[actix_rt::test]
+async fn create_index_lazy_by_pushing_documents_with_wrong_name() {
+    let server = common::Server::with_uid("wrong&name");
+
+    let body = json!([{
+      "title": "Test",
+      "comment": "comment test"
+    }]);
+
+    let url = "/indexes/wrong&name/documents?primaryKey=title";
+    let (response, status_code) = server.post_request(&url, body).await;
+    assert_eq!(status_code, 400);
+    assert_eq!(response["errorCode"], "invalid_index_uid");
+}
+
+#[actix_rt::test]
+async fn create_index_lazy_add_documents_failed() {
+    let mut server = common::Server::with_uid("wrong&name");
+
+    let body = json!([{
+      "title": "Test",
+      "comment": "comment test"
+    }]);
+
+    let url = "/indexes/wrong&name/documents";
+    let (response, status_code) = server.post_request(&url, body).await;
+    assert_eq!(status_code, 400);
+    assert_eq!(response["errorCode"], "invalid_index_uid");
+
+    let (_, status_code) = server.get_index().await;
+    assert_eq!(status_code, 404);
+}
+
+#[actix_rt::test]
+async fn create_index_lazy_by_sending_settings() {
+    let mut server = common::Server::with_uid("movies");
+    // 2 - Send the settings
+
+    let body = json!({
+        "rankingRules": [
+            "typo",
+            "words",
+            "proximity",
+            "attribute",
+            "wordsPosition",
+            "exactness",
+            "desc(registered)",
+            "desc(age)",
+        ],
+        "distinctAttribute": "id",
+        "searchableAttributes": [
+            "id",
+            "name",
+            "color",
+            "gender",
+            "email",
+            "phone",
+            "address",
+            "registered",
+            "about"
+        ],
+        "displayedAttributes": [
+            "name",
+            "gender",
+            "email",
+            "registered",
+            "age",
+        ],
+        "stopWords": [
+            "ad",
+            "in",
+            "ut",
+        ],
+        "synonyms": {
+            "road": ["street", "avenue"],
+            "street": ["avenue"],
+        },
+        "attributesForFaceting": ["name"],
+    });
+
+    server.update_all_settings(body.clone()).await;
+
+    // 3 - Get all settings and compare to the previous one
+
+    let (_, status_code) = server.get_all_settings().await;
+
+    assert_eq!(status_code, 200);
+}
+
+#[actix_rt::test]
+async fn create_index_lazy_by_sending_settings_with_error() {
+    let mut server = common::Server::with_uid("movies");
+    // 2 - Send the settings
+
+    let body = json!({
+        "rankingRules": [
+            "other",
+            "words",
+            "proximity",
+            "attribute",
+            "wordsPosition",
+            "exactness",
+            "desc(registered)",
+            "desc(age)",
+        ],
+        "distinctAttribute": "id",
+        "searchableAttributes": [
+            "id",
+            "name",
+            "color",
+            "gender",
+            "email",
+            "phone",
+            "address",
+            "registered",
+            "about"
+        ],
+        "displayedAttributes": [
+            "name",
+            "gender",
+            "email",
+            "registered",
+            "age",
+        ],
+        "stopWords": [
+            "ad",
+            "in",
+            "ut",
+        ],
+        "synonyms": {
+            "road": ["street", "avenue"],
+            "street": ["avenue"],
+        },
+        "anotherSettings": ["name"],
+    });
+
+    let (_, status_code) = server.update_all_settings_sync(body.clone()).await;
+    assert_eq!(status_code, 400);
+
+    // 3 - Get all settings and compare to the previous one
+
+    let (_, status_code) = server.get_all_settings().await;
+
+    assert_eq!(status_code, 404);
+}
+
+#[actix_rt::test]
+async fn create_index_lazy_by_sending_ranking_rules() {
+    let mut server = common::Server::with_uid("movies");
+    // 2 - Send the settings
+
+    let body = json!([
+        "typo",
+        "words",
+        "proximity",
+        "attribute",
+        "wordsPosition",
+        "exactness",
+        "desc(registered)",
+        "desc(age)",
+    ]);
+
+    server.update_ranking_rules(body.clone()).await;
+
+    // 3 - Get all settings and compare to the previous one
+
+    let (_, status_code) = server.get_all_settings().await;
+
+    assert_eq!(status_code, 200);
+}
+
+#[actix_rt::test]
+async fn create_index_lazy_by_sending_ranking_rules_with_error() {
+    let mut server = common::Server::with_uid("movies");
+    // 2 - Send the settings
+
+    let body = json!({
+        "rankingRules": 123,
+    });
+
+    let (_, status_code) = server.update_ranking_rules_sync(body.clone()).await;
+    assert_eq!(status_code, 400);
+
+    // 3 - Get all settings and compare to the previous one
+
+    let (_, status_code) = server.get_all_settings().await;
+
+    assert_eq!(status_code, 404);
+}
+
+#[actix_rt::test]
+async fn create_index_lazy_by_sending_distinct_attribute() {
+    let mut server = common::Server::with_uid("movies");
+    // 2 - Send the settings
+
+    let body = json!("type");
+
+    server.update_distinct_attribute(body.clone()).await;
+
+    // 3 - Get all settings and compare to the previous one
+
+    let (_, status_code) = server.get_all_settings().await;
+
+    assert_eq!(status_code, 200);
+}
+
+#[actix_rt::test]
+async fn create_index_lazy_by_sending_distinct_attribute_with_error() {
+    let mut server = common::Server::with_uid("movies");
+    // 2 - Send the settings
+
+    let body = json!(123);
+
+    let (resp, status_code) = server.update_distinct_attribute_sync(body.clone()).await;
+    eprintln!("resp: {:?}", resp);
+    assert_eq!(status_code, 400);
+
+    // 3 - Get all settings and compare to the previous one
+
+    let (resp, status_code) = server.get_all_settings().await;
+    eprintln!("resp: {:?}", resp);
+    assert_eq!(status_code, 404);
+}
+
+#[actix_rt::test]
+async fn create_index_lazy_by_sending_searchable_attributes() {
+    let mut server = common::Server::with_uid("movies");
+    // 2 - Send the settings
+
+    let body = json!(["title", "description"]);
+
+    server.update_searchable_attributes(body.clone()).await;
+
+    // 3 - Get all settings and compare to the previous one
+
+    let (_, status_code) = server.get_all_settings().await;
+
+    assert_eq!(status_code, 200);
+}
+
+#[actix_rt::test]
+async fn create_index_lazy_by_sending_searchable_attributes_with_error() {
+    let mut server = common::Server::with_uid("movies");
+    // 2 - Send the settings
+
+    let body = json!(123);
+
+    let (_, status_code) = server.update_searchable_attributes_sync(body.clone()).await;
+    assert_eq!(status_code, 400);
+
+    // 3 - Get all settings and compare to the previous one
+
+    let (_, status_code) = server.get_all_settings().await;
+
+    assert_eq!(status_code, 404);
+}
+
+#[actix_rt::test]
+async fn create_index_lazy_by_sending_displayed_attributes() {
+    let mut server = common::Server::with_uid("movies");
+    // 2 - Send the settings
+
+    let body = json!(["title", "description"]);
+
+    server.update_displayed_attributes(body.clone()).await;
+
+    // 3 - Get all settings and compare to the previous one
+
+    let (_, status_code) = server.get_all_settings().await;
+
+    assert_eq!(status_code, 200);
+}
+
+#[actix_rt::test]
+async fn create_index_lazy_by_sending_displayed_attributes_with_error() {
+    let mut server = common::Server::with_uid("movies");
+    // 2 - Send the settings
+
+    let body = json!(123);
+
+    let (_, status_code) = server.update_displayed_attributes_sync(body.clone()).await;
+    assert_eq!(status_code, 400);
+
+    // 3 - Get all settings and compare to the previous one
+
+    let (_, status_code) = server.get_all_settings().await;
+
+    assert_eq!(status_code, 404);
+}
+
+#[actix_rt::test]
+async fn create_index_lazy_by_sending_attributes_for_faceting() {
+    let mut server = common::Server::with_uid("movies");
+    // 2 - Send the settings
+
+    let body = json!(["title", "description"]);
+
+    server.update_attributes_for_faceting(body.clone()).await;
+
+    // 3 - Get all settings and compare to the previous one
+
+    let (_, status_code) = server.get_all_settings().await;
+
+    assert_eq!(status_code, 200);
+}
+
+#[actix_rt::test]
+async fn create_index_lazy_by_sending_attributes_for_faceting_with_error() {
+    let mut server = common::Server::with_uid("movies");
+    // 2 - Send the settings
+
+    let body = json!(123);
+
+    let (_, status_code) = server
+        .update_attributes_for_faceting_sync(body.clone())
+        .await;
+    assert_eq!(status_code, 400);
+
+    // 3 - Get all settings and compare to the previous one
+
+    let (_, status_code) = server.get_all_settings().await;
+
+    assert_eq!(status_code, 404);
+}
+
+#[actix_rt::test]
+async fn create_index_lazy_by_sending_synonyms() {
+    let mut server = common::Server::with_uid("movies");
+    // 2 - Send the settings
+
+    let body = json!({
+        "road": ["street", "avenue"],
+        "street": ["avenue"],
+    });
+
+    server.update_synonyms(body.clone()).await;
+
+    // 3 - Get all settings and compare to the previous one
+
+    let (_, status_code) = server.get_all_settings().await;
+
+    assert_eq!(status_code, 200);
+}
+
+#[actix_rt::test]
+async fn create_index_lazy_by_sending_synonyms_with_error() {
+    let mut server = common::Server::with_uid("movies");
+    // 2 - Send the settings
+
+    let body = json!(123);
+
+    let (_, status_code) = server.update_synonyms_sync(body.clone()).await;
+    assert_eq!(status_code, 400);
+
+    // 3 - Get all settings and compare to the previous one
+
+    let (_, status_code) = server.get_all_settings().await;
+
+    assert_eq!(status_code, 404);
+}
+
+#[actix_rt::test]
+async fn create_index_lazy_by_sending_stop_words() {
+    let mut server = common::Server::with_uid("movies");
+    // 2 - Send the settings
+
+    let body = json!(["le", "la", "les"]);
+
+    server.update_stop_words(body.clone()).await;
+
+    // 3 - Get all settings and compare to the previous one
+
+    let (_, status_code) = server.get_all_settings().await;
+
+    assert_eq!(status_code, 200);
+}
+
+#[actix_rt::test]
+async fn create_index_lazy_by_sending_stop_words_with_error() {
+    let mut server = common::Server::with_uid("movies");
+    // 2 - Send the settings
+
+    let body = json!(123);
+
+    let (_, status_code) = server.update_stop_words_sync(body.clone()).await;
+    assert_eq!(status_code, 400);
+
+    // 3 - Get all settings and compare to the previous one
+
+    let (_, status_code) = server.get_all_settings().await;
+
+    assert_eq!(status_code, 404);
+}