add snapshot tests

meilisearch-http/tests/snapshot/mod.rs

@@ -0,0 +1,52 @@
+use std::time::Duration;
+
+use crate::common::server::default_settings;
+use crate::common::GetAllDocumentsOptions;
+use crate::common::Server;
+use tokio::time::sleep;
+
+use meilisearch_http::Opt;
+
+#[actix_rt::test]
+async fn perform_snapshot() {
+    let temp = tempfile::tempdir_in(".").unwrap();
+    let snapshot_dir = tempfile::tempdir_in(".").unwrap();
+
+    let options = Opt {
+        snapshot_dir: snapshot_dir.path().to_owned(),
+        snapshot_interval_sec: 1,
+        schedule_snapshot: true,
+        ..default_settings(temp.path())
+    };
+
+    let server = Server::new_with_options(options).await;
+    let index = server.index("test");
+    index.load_test_set().await;
+
+    let (response, _) = index
+        .get_all_documents(GetAllDocumentsOptions::default())
+        .await;
+
+    sleep(Duration::from_secs(2)).await;
+
+    let temp = tempfile::tempdir_in(".").unwrap();
+
+    let snapshot_path = snapshot_dir
+        .path()
+        .to_owned()
+        .join(format!("db.snapshot"));
+
+    let options = Opt {
+        import_snapshot: Some(snapshot_path),
+        ..default_settings(temp.path())
+    };
+
+    let server = Server::new_with_options(options).await;
+    let index = server.index("test");
+
+    let (response_from_snapshot, _) = index
+        .get_all_documents(GetAllDocumentsOptions::default())
+        .await;
+
+    assert_eq!(response, response_from_snapshot);
+}