chore: add tests

frontend/rust-lib/Cargo.lock

@@ -1077,6 +1077,7 @@ dependencies = [
  "lib-infra",
  "lib-ws",
  "nanoid",
+ "parking_lot 0.11.2",
  "serde",
  "serde_json",
  "strum",

frontend/rust-lib/flowy-document/src/editor/queue.rs

@@ -79,8 +79,7 @@ impl DocumentQueue {
     async fn save_local_operations(&self, transaction: Transaction, md5: String) -> Result<RevId, FlowyError> {
         let bytes = Bytes::from(transaction.to_bytes()?);
         let (base_rev_id, rev_id) = self.rev_manager.next_rev_id_pair();
-        let user_id = self.user.user_id()?;
-        let revision = Revision::new(&self.rev_manager.object_id, base_rev_id, rev_id, bytes, &user_id, md5);
+        let revision = Revision::new(&self.rev_manager.object_id, base_rev_id, rev_id, bytes, md5);
         let _ = self.rev_manager.add_local_revision(&revision).await?;
         Ok(rev_id.into())
     }

frontend/rust-lib/flowy-document/src/manager.rs

@@ -291,7 +291,6 @@ impl RevisionCloudService for DocumentRevisionCloudService {
         let params: DocumentIdPB = object_id.to_string().into();
         let server = self.server.clone();
         let token = self.token.clone();
-        let user_id = user_id.to_string();
 
         FutureResult::new(async move {
             match server.fetch_document(&token, params).await? {
@@ -299,14 +298,7 @@ impl RevisionCloudService for DocumentRevisionCloudService {
                 Some(payload) => {
                     let bytes = Bytes::from(payload.content.clone());
                     let doc_md5 = md5(&bytes);
-                    let revision = Revision::new(
-                        &payload.doc_id,
-                        payload.base_rev_id,
-                        payload.rev_id,
-                        bytes,
-                        &user_id,
-                        doc_md5,
-                    );
+                    let revision = Revision::new(&payload.doc_id, payload.base_rev_id, payload.rev_id, bytes, doc_md5);
                     Ok(vec![revision])
                 }
             }

frontend/rust-lib/flowy-document/src/old_editor/queue.rs

@@ -178,8 +178,7 @@ impl EditDocumentQueue {
     async fn save_local_operations(&self, operations: DeltaTextOperations, md5: String) -> Result<RevId, FlowyError> {
         let bytes = operations.json_bytes();
         let (base_rev_id, rev_id) = self.rev_manager.next_rev_id_pair();
-        let user_id = self.user.user_id()?;
-        let revision = Revision::new(&self.rev_manager.object_id, base_rev_id, rev_id, bytes, &user_id, md5);
+        let revision = Revision::new(&self.rev_manager.object_id, base_rev_id, rev_id, bytes, md5);
         let _ = self.rev_manager.add_local_revision(&revision).await?;
         Ok(rev_id.into())
     }

frontend/rust-lib/flowy-document/src/services/migration.rs

@@ -43,7 +43,7 @@ impl DocumentMigration {
                     Ok(transaction) => {
                         let bytes = Bytes::from(transaction.to_bytes()?);
                         let md5 = format!("{:x}", md5::compute(&bytes));
-                        let revision = Revision::new(&document_id, 0, 1, bytes, &self.user_id, md5);
+                        let revision = Revision::new(&document_id, 0, 1, bytes, md5);
                         let record = SyncRecord::new(revision);
                         match disk_cache.create_revision_records(vec![record]) {
                             Ok(_) => {}

frontend/rust-lib/flowy-document/src/services/persistence/rev_sqlite/document_rev_sqlite_v0.rs

@@ -9,7 +9,7 @@ use flowy_database::{
 use flowy_error::{internal_error, FlowyError, FlowyResult};
 use flowy_revision::disk::{RevisionChangeset, RevisionDiskCache, RevisionState, SyncRecord};
 use flowy_sync::{
-    entities::revision::{RevType, Revision, RevisionRange},
+    entities::revision::{Revision, RevisionRange},
     util::md5,
 };
 use std::collections::HashMap;
@@ -251,7 +251,6 @@ fn mk_revision_record_from_table(user_id: &str, table: RevisionTable) -> SyncRec
         table.base_rev_id,
         table.rev_id,
         Bytes::from(table.data),
-        user_id,
         md5,
     );
     SyncRecord {
@@ -288,21 +287,3 @@ impl std::convert::From<i32> for RevTableType {
         }
     }
 }
-
-impl std::convert::From<RevType> for RevTableType {
-    fn from(ty: RevType) -> Self {
-        match ty {
-            RevType::DeprecatedLocal => RevTableType::Local,
-            RevType::DeprecatedRemote => RevTableType::Remote,
-        }
-    }
-}
-
-impl std::convert::From<RevTableType> for RevType {
-    fn from(ty: RevTableType) -> Self {
-        match ty {
-            RevTableType::Local => RevType::DeprecatedLocal,
-            RevTableType::Remote => RevType::DeprecatedRemote,
-        }
-    }
-}

frontend/rust-lib/flowy-document/src/services/persistence/rev_sqlite/document_rev_sqlite_v1.rs

@@ -227,7 +227,6 @@ fn mk_revision_record_from_table(user_id: &str, table: DocumentRevisionTable) ->
         table.base_rev_id,
         table.rev_id,
         Bytes::from(table.data),
-        user_id,
         md5,
     );
     SyncRecord {

frontend/rust-lib/flowy-folder/src/services/folder_editor.rs

@@ -83,14 +83,7 @@ impl FolderEditor {
         let FolderChangeset { operations: delta, md5 } = change;
         let (base_rev_id, rev_id) = self.rev_manager.next_rev_id_pair();
         let delta_data = delta.json_bytes();
-        let revision = Revision::new(
-            &self.rev_manager.object_id,
-            base_rev_id,
-            rev_id,
-            delta_data,
-            &self.user_id,
-            md5,
-        );
+        let revision = Revision::new(&self.rev_manager.object_id, base_rev_id, rev_id, delta_data, md5);
         let _ = futures::executor::block_on(async { self.rev_manager.add_local_revision(&revision).await })?;
         Ok(())
     }

frontend/rust-lib/flowy-folder/src/services/persistence/mod.rs

@@ -111,7 +111,7 @@ impl FolderPersistence {
         let pool = self.database.db_pool()?;
         let json = folder.to_json()?;
         let delta_data = FolderOperationsBuilder::new().insert(&json).build().json_bytes();
-        let revision = Revision::initial_revision(user_id, folder_id.as_ref(), delta_data);
+        let revision = Revision::initial_revision(folder_id.as_ref(), delta_data);
         let record = SyncRecord {
             revision,
             state: RevisionState::Sync,

frontend/rust-lib/flowy-folder/src/services/persistence/rev_sqlite/folder_rev_sqlite.rs

@@ -9,7 +9,7 @@ use flowy_database::{
 use flowy_error::{internal_error, FlowyError, FlowyResult};
 use flowy_revision::disk::{RevisionChangeset, RevisionDiskCache, RevisionState, SyncRecord};
 use flowy_sync::{
-    entities::revision::{RevType, Revision, RevisionRange},
+    entities::revision::{Revision, RevisionRange},
     util::md5,
 };
 
@@ -227,7 +227,6 @@ fn mk_revision_record_from_table(user_id: &str, table: RevisionTable) -> SyncRec
         table.base_rev_id,
         table.rev_id,
         Bytes::from(table.data),
-        user_id,
         md5,
     );
     SyncRecord {
@@ -264,21 +263,3 @@ impl std::convert::From<i32> for RevTableType {
         }
     }
 }
-
-impl std::convert::From<RevType> for RevTableType {
-    fn from(ty: RevType) -> Self {
-        match ty {
-            RevType::DeprecatedLocal => RevTableType::Local,
-            RevType::DeprecatedRemote => RevTableType::Remote,
-        }
-    }
-}
-
-impl std::convert::From<RevTableType> for RevType {
-    fn from(ty: RevTableType) -> Self {
-        match ty {
-            RevTableType::Local => RevType::DeprecatedLocal,
-            RevTableType::Remote => RevType::DeprecatedRemote,
-        }
-    }
-}

frontend/rust-lib/flowy-grid/src/manager.rs

@@ -208,7 +208,7 @@ pub async fn make_grid_view_data(
         // Create grid's block
         let grid_block_delta = make_grid_block_operations(block_meta_data);
         let block_delta_data = grid_block_delta.json_bytes();
-        let revision = Revision::initial_revision(user_id, block_id, block_delta_data);
+        let revision = Revision::initial_revision(block_id, block_delta_data);
         let _ = grid_manager.create_grid_block(&block_id, vec![revision]).await?;
     }
 
@@ -219,7 +219,7 @@ pub async fn make_grid_view_data(
     // Create grid
     let grid_rev_delta = make_grid_operations(&grid_rev);
     let grid_rev_delta_bytes = grid_rev_delta.json_bytes();
-    let revision = Revision::initial_revision(user_id, &grid_id, grid_rev_delta_bytes.clone());
+    let revision = Revision::initial_revision(&grid_id, grid_rev_delta_bytes.clone());
     let _ = grid_manager.create_grid(&grid_id, vec![revision]).await?;
 
     // Create grid view
@@ -230,7 +230,7 @@ pub async fn make_grid_view_data(
     };
     let grid_view_delta = make_grid_view_operations(&grid_view);
     let grid_view_delta_bytes = grid_view_delta.json_bytes();
-    let revision = Revision::initial_revision(user_id, view_id, grid_view_delta_bytes);
+    let revision = Revision::initial_revision(view_id, grid_view_delta_bytes);
     let _ = grid_manager.create_grid_view(view_id, vec![revision]).await?;
 
     Ok(grid_rev_delta_bytes)

frontend/rust-lib/flowy-grid/src/services/block_editor.rs

@@ -167,17 +167,9 @@ impl GridBlockRevisionEditor {
 
     async fn apply_change(&self, change: GridBlockRevisionChangeset) -> FlowyResult<()> {
         let GridBlockRevisionChangeset { operations: delta, md5 } = change;
-        let user_id = self.user_id.clone();
         let (base_rev_id, rev_id) = self.rev_manager.next_rev_id_pair();
         let delta_data = delta.json_bytes();
-        let revision = Revision::new(
-            &self.rev_manager.object_id,
-            base_rev_id,
-            rev_id,
-            delta_data,
-            &user_id,
-            md5,
-        );
+        let revision = Revision::new(&self.rev_manager.object_id, base_rev_id, rev_id, delta_data, md5);
         let _ = self.rev_manager.add_local_revision(&revision).await?;
         Ok(())
     }

frontend/rust-lib/flowy-grid/src/services/grid_editor.rs

@@ -757,17 +757,9 @@ impl GridRevisionEditor {
 
     async fn apply_change(&self, change: GridRevisionChangeset) -> FlowyResult<()> {
         let GridRevisionChangeset { operations: delta, md5 } = change;
-        let user_id = self.user.user_id()?;
         let (base_rev_id, rev_id) = self.rev_manager.next_rev_id_pair();
         let delta_data = delta.json_bytes();
-        let revision = Revision::new(
-            &self.rev_manager.object_id,
-            base_rev_id,
-            rev_id,
-            delta_data,
-            &user_id,
-            md5,
-        );
+        let revision = Revision::new(&self.rev_manager.object_id, base_rev_id, rev_id, delta_data, md5);
         let _ = self.rev_manager.add_local_revision(&revision).await?;
         Ok(())
     }

frontend/rust-lib/flowy-grid/src/services/grid_view_editor.rs

@@ -461,7 +461,7 @@ async fn apply_change(
     let GridViewRevisionChangeset { operations: delta, md5 } = change;
     let (base_rev_id, rev_id) = rev_manager.next_rev_id_pair();
     let delta_data = delta.json_bytes();
-    let revision = Revision::new(&rev_manager.object_id, base_rev_id, rev_id, delta_data, user_id, md5);
+    let revision = Revision::new(&rev_manager.object_id, base_rev_id, rev_id, delta_data, md5);
     let _ = rev_manager.add_local_revision(&revision).await?;
     Ok(())
 }

frontend/rust-lib/flowy-grid/src/services/persistence/rev_sqlite/grid_block_impl.rs

@@ -226,7 +226,6 @@ fn mk_revision_record_from_table(user_id: &str, table: GridBlockRevisionTable) -
         table.base_rev_id,
         table.rev_id,
         Bytes::from(table.data),
-        user_id,
         md5,
     );
     SyncRecord {

frontend/rust-lib/flowy-grid/src/services/persistence/rev_sqlite/grid_impl.rs

@@ -224,7 +224,6 @@ fn mk_revision_record_from_table(user_id: &str, table: GridRevisionTable) -> Syn
         table.base_rev_id,
         table.rev_id,
         Bytes::from(table.data),
-        user_id,
         md5,
     );
     SyncRecord {

frontend/rust-lib/flowy-grid/src/services/persistence/rev_sqlite/grid_view_impl.rs

@@ -226,7 +226,6 @@ fn mk_revision_record_from_table(user_id: &str, table: GridViewRevisionTable) ->
         table.base_rev_id,
         table.rev_id,
         Bytes::from(table.data),
-        user_id,
         md5,
     );
     SyncRecord {

frontend/rust-lib/flowy-revision/Cargo.toml

@@ -23,6 +23,9 @@ serde_json = {version = "1.0"}
 
 [dev-dependencies]
 nanoid = "0.4.0"
+serde = { version = "1.0", features = ["derive"] }
+serde_json = { version = "1.0" }
+parking_lot = "0.11"
 
 [features]
 flowy_unit_test = []

frontend/rust-lib/flowy-revision/src/cache/reset.rs

@@ -75,7 +75,7 @@ where
         .await?;
 
         let bytes = self.target.reset_data(revisions)?;
-        let revision = Revision::initial_revision(&self.user_id, self.target.target_id(), bytes);
+        let revision = Revision::initial_revision(self.target.target_id(), bytes);
         let record = SyncRecord::new(revision);
 
         tracing::trace!("Reset {} revision record object", self.target.target_id());

frontend/rust-lib/flowy-revision/src/conflict_resolve.rs

@@ -163,13 +163,13 @@ where
 {
     let (base_rev_id, rev_id) = rev_manager.next_rev_id_pair();
     let bytes = client_operations.serialize_operations();
-    let client_revision = Revision::new(&rev_manager.object_id, base_rev_id, rev_id, bytes, user_id, md5.clone());
+    let client_revision = Revision::new(&rev_manager.object_id, base_rev_id, rev_id, bytes, md5.clone());
 
     match server_operations {
         None => (client_revision, None),
         Some(operations) => {
             let bytes = operations.serialize_operations();
-            let server_revision = Revision::new(&rev_manager.object_id, base_rev_id, rev_id, bytes, user_id, md5);
+            let server_revision = Revision::new(&rev_manager.object_id, base_rev_id, rev_id, bytes, md5);
             (client_revision, Some(server_revision))
         }
     }

frontend/rust-lib/flowy-revision/src/rev_manager.rs

@@ -63,12 +63,24 @@ pub trait RevisionCompress: Send + Sync {
         let (base_rev_id, rev_id) = first_revision.pair_rev_id();
         let md5 = last_revision.md5.clone();
         let bytes = self.combine_revisions(revisions)?;
-        Ok(Revision::new(object_id, base_rev_id, rev_id, bytes, user_id, md5))
+        Ok(Revision::new(object_id, base_rev_id, rev_id, bytes, md5))
     }
 
     fn combine_revisions(&self, revisions: Vec<Revision>) -> FlowyResult<Bytes>;
 }
 
+pub struct RevisionConfiguration {
+    merge_when_excess_number_of_version: i64,
+}
+
+impl std::default::Default for RevisionConfiguration {
+    fn default() -> Self {
+        Self {
+            merge_when_excess_number_of_version: 100,
+        }
+    }
+}
+
 pub struct RevisionManager<Connection> {
     pub object_id: String,
     user_id: String,
@@ -79,6 +91,7 @@ pub struct RevisionManager<Connection> {
     rev_compress: Arc<dyn RevisionCompress>,
     #[cfg(feature = "flowy_unit_test")]
     rev_ack_notifier: tokio::sync::broadcast::Sender<i64>,
+    // configuration: RevisionConfiguration,
 }
 
 impl<Connection: 'static> RevisionManager<Connection> {
@@ -190,6 +203,10 @@ impl<Connection: 'static> RevisionManager<Connection> {
         self.rev_id_counter.value()
     }
 
+    pub async fn next_sync_rev_id(&self) -> Option<i64> {
+        self.rev_persistence.next_sync_rev_id().await
+    }
+
     pub fn next_rev_id_pair(&self) -> (i64, i64) {
         let cur = self.rev_id_counter.value();
         let next = self.rev_id_counter.next_id();

frontend/rust-lib/flowy-revision/src/rev_persistence.rs

@@ -128,6 +128,10 @@ where
         }
     }
 
+    pub(crate) async fn next_sync_rev_id(&self) -> Option<i64> {
+        self.sync_seq.read().await.next_rev_id()
+    }
+
     /// The cache gets reset while it conflicts with the remote revisions.
     #[tracing::instrument(level = "trace", skip(self, revisions), err)]
     pub(crate) async fn reset(&self, revisions: Vec<Revision>) -> FlowyResult<()> {

frontend/rust-lib/flowy-revision/tests/revision_test/local_revision_test.rs

@@ -0,0 +1,123 @@
+use crate::revision_test::script::{RevisionScript::*, RevisionTest};
+use flowy_revision::REVISION_WRITE_INTERVAL_IN_MILLIS;
+
+#[tokio::test]
+async fn revision_sync_test() {
+    let test = RevisionTest::new().await;
+    let (base_rev_id, rev_id) = test.next_rev_id_pair();
+
+    test.run_script(AddLocalRevision {
+        content: "123".to_string(),
+        base_rev_id,
+        rev_id,
+    })
+    .await;
+
+    test.run_script(AssertNextSyncRevisionId { rev_id: Some(rev_id) }).await;
+    test.run_script(AckRevision { rev_id }).await;
+    test.run_script(AssertNextSyncRevisionId { rev_id: None }).await;
+}
+
+#[tokio::test]
+async fn revision_sync_multiple_revisions() {
+    let test = RevisionTest::new().await;
+    let (base_rev_id, rev_id_1) = test.next_rev_id_pair();
+
+    test.run_script(AddLocalRevision {
+        content: "123".to_string(),
+        base_rev_id,
+        rev_id: rev_id_1,
+    })
+    .await;
+
+    let (base_rev_id, rev_id_2) = test.next_rev_id_pair();
+    test.run_script(AddLocalRevision {
+        content: "456".to_string(),
+        base_rev_id,
+        rev_id: rev_id_2,
+    })
+    .await;
+
+    test.run_scripts(vec![
+        AssertNextSyncRevisionId { rev_id: Some(rev_id_1) },
+        AckRevision { rev_id: rev_id_1 },
+        AssertNextSyncRevisionId { rev_id: Some(rev_id_2) },
+        AckRevision { rev_id: rev_id_2 },
+        AssertNextSyncRevisionId { rev_id: None },
+    ])
+    .await;
+}
+
+#[tokio::test]
+async fn revision_compress_two_revisions_test() {
+    let test = RevisionTest::new().await;
+    let (base_rev_id, rev_id_1) = test.next_rev_id_pair();
+
+    test.run_script(AddLocalRevision {
+        content: "123".to_string(),
+        base_rev_id,
+        rev_id: rev_id_1,
+    })
+    .await;
+
+    // rev_id_2 will be merged with rev_id_3
+    let (base_rev_id, rev_id_2) = test.next_rev_id_pair();
+    test.run_script(AddLocalRevision {
+        content: "456".to_string(),
+        base_rev_id,
+        rev_id: rev_id_2,
+    })
+    .await;
+
+    let (base_rev_id, rev_id_3) = test.next_rev_id_pair();
+    test.run_script(AddLocalRevision {
+        content: "789".to_string(),
+        base_rev_id,
+        rev_id: rev_id_3,
+    })
+    .await;
+
+    test.run_scripts(vec![
+        Wait {
+            milliseconds: REVISION_WRITE_INTERVAL_IN_MILLIS,
+        },
+        AssertNextSyncRevisionId { rev_id: Some(rev_id_1) },
+        AckRevision { rev_id: rev_id_1 },
+        AssertNextSyncRevisionId { rev_id: Some(rev_id_2) },
+        AssertNextSyncRevisionContent {
+            expected: "456789".to_string(),
+        },
+    ])
+    .await;
+}
+
+#[tokio::test]
+async fn revision_compress_multiple_revisions_test() {
+    let test = RevisionTest::new().await;
+    let mut expected = "".to_owned();
+
+    for i in 0..100 {
+        let content = format!("{}", i);
+        if i != 0 {
+            expected.push_str(&content);
+        }
+        let (base_rev_id, rev_id) = test.next_rev_id_pair();
+        test.run_script(AddLocalRevision {
+            content,
+            base_rev_id,
+            rev_id,
+        })
+        .await;
+    }
+
+    test.run_scripts(vec![
+        Wait {
+            milliseconds: REVISION_WRITE_INTERVAL_IN_MILLIS,
+        },
+        AssertNextSyncRevisionId { rev_id: Some(1) },
+        AckRevision { rev_id: 1 },
+        AssertNextSyncRevisionId { rev_id: Some(2) },
+        AssertNextSyncRevisionContent { expected },
+    ])
+    .await;
+}

frontend/rust-lib/flowy-revision/tests/revision_test/mod.rs

@@ -1,2 +1,2 @@
-mod revision_order_test;
+mod local_revision_test;
 mod script;

frontend/rust-lib/flowy-revision/tests/revision_test/revision_order_test.rs

@@ -1,8 +0,0 @@
-use crate::revision_test::script::{RevisionScript::*, RevisionTest};
-
-#[tokio::test]
-async fn test() {
-    let test = RevisionTest::new().await;
-    let scripts = vec![];
-    test.run_scripts(scripts).await;
-}

frontend/rust-lib/flowy-revision/tests/revision_test/script.rs

@@ -5,13 +5,33 @@ use flowy_revision::{
     RevisionCompress, RevisionManager, RevisionPersistence, RevisionSnapshotDiskCache, RevisionSnapshotInfo,
 };
 use flowy_sync::entities::revision::{Revision, RevisionRange};
+use flowy_sync::util::md5;
 use nanoid::nanoid;
+use parking_lot::RwLock;
+use serde::{Deserialize, Serialize};
 use std::sync::Arc;
+use std::time::Duration;
+use tokio::time::interval;
 
 pub enum RevisionScript {
-    AddLocalRevision(Revision),
-    AckRevision { rev_id: i64 },
-    AssertNextSyncRevisionId { rev_id: i64 },
+    AddLocalRevision {
+        content: String,
+        base_rev_id: i64,
+        rev_id: i64,
+    },
+    AckRevision {
+        rev_id: i64,
+    },
+    AssertNextSyncRevisionId {
+        rev_id: Option<i64>,
+    },
+    AssertNextSyncRevisionContent {
+        expected: String,
+    },
+    Wait {
+        milliseconds: u64,
+    },
+
     AssertNextSyncRevision(Option<Revision>),
 }
 
@@ -36,9 +56,28 @@ impl RevisionTest {
             self.run_script(script).await;
         }
     }
+
+    pub fn next_rev_id_pair(&self) -> (i64, i64) {
+        self.rev_manager.next_rev_id_pair()
+    }
+
     pub async fn run_script(&self, script: RevisionScript) {
         match script {
-            RevisionScript::AddLocalRevision(revision) => {
+            RevisionScript::AddLocalRevision {
+                content,
+                base_rev_id,
+                rev_id,
+            } => {
+                let object = RevisionObjectMock::new(&content);
+                let bytes = object.to_bytes();
+                let md5 = md5(&bytes);
+                let revision = Revision::new(
+                    &self.rev_manager.object_id,
+                    base_rev_id,
+                    rev_id,
+                    Bytes::from(bytes),
+                    md5,
+                );
                 self.rev_manager.add_local_revision(&revision).await.unwrap();
             }
             RevisionScript::AckRevision { rev_id } => {
@@ -46,8 +85,19 @@ impl RevisionTest {
                 self.rev_manager.ack_revision(rev_id).await.unwrap()
             }
             RevisionScript::AssertNextSyncRevisionId { rev_id } => {
+                assert_eq!(self.rev_manager.next_sync_rev_id().await, rev_id)
+            }
+            RevisionScript::AssertNextSyncRevisionContent { expected } => {
                 //
-                assert_eq!(self.rev_manager.rev_id(), rev_id)
+                let rev_id = self.rev_manager.next_sync_rev_id().await.unwrap();
+                let revision = self.rev_manager.get_revision(rev_id).await.unwrap();
+                let object = RevisionObjectMock::from_bytes(&revision.bytes);
+                assert_eq!(object.content, expected);
+            }
+            RevisionScript::Wait { milliseconds } => {
+                // let mut interval = interval(Duration::from_millis(milliseconds));
+                // interval.tick().await;
+                tokio::time::sleep(Duration::from_millis(milliseconds)).await;
             }
             RevisionScript::AssertNextSyncRevision(expected) => {
                 let next_revision = self.rev_manager.next_sync_revision().await.unwrap();
@@ -57,11 +107,15 @@ impl RevisionTest {
     }
 }
 
-pub struct RevisionDiskCacheMock {}
+pub struct RevisionDiskCacheMock {
+    records: RwLock<Vec<SyncRecord>>,
+}
 
 impl RevisionDiskCacheMock {
     pub fn new() -> Self {
-        Self {}
+        Self {
+            records: RwLock::new(vec![]),
+        }
     }
 }
 
@@ -69,7 +123,8 @@ impl RevisionDiskCache<RevisionConnectionMock> for RevisionDiskCacheMock {
     type Error = FlowyError;
 
     fn create_revision_records(&self, revision_records: Vec<SyncRecord>) -> Result<(), Self::Error> {
-        todo!()
+        self.records.write().extend(revision_records);
+        Ok(())
     }
 
     fn get_connection(&self) -> Result<RevisionConnectionMock, Self::Error> {
@@ -93,11 +148,36 @@ impl RevisionDiskCache<RevisionConnectionMock> for RevisionDiskCacheMock {
     }
 
     fn update_revision_record(&self, changesets: Vec<RevisionChangeset>) -> FlowyResult<()> {
-        todo!()
+        for changeset in changesets {
+            if let Some(record) = self
+                .records
+                .write()
+                .iter_mut()
+                .find(|record| record.revision.rev_id == *changeset.rev_id.as_ref())
+            {
+                record.state = changeset.state;
+            }
+        }
+        Ok(())
     }
 
     fn delete_revision_records(&self, object_id: &str, rev_ids: Option<Vec<i64>>) -> Result<(), Self::Error> {
-        todo!()
+        match rev_ids {
+            None => {}
+            Some(rev_ids) => {
+                for rev_id in rev_ids {
+                    if let Some(index) = self
+                        .records
+                        .read()
+                        .iter()
+                        .position(|record| record.revision.rev_id == rev_id)
+                    {
+                        self.records.write().remove(index);
+                    }
+                }
+            }
+        }
+        Ok(())
     }
 
     fn delete_and_insert_records(
@@ -128,12 +208,34 @@ pub struct RevisionCompressMock {}
 
 impl RevisionCompress for RevisionCompressMock {
     fn combine_revisions(&self, revisions: Vec<Revision>) -> FlowyResult<Bytes> {
-        todo!()
+        let mut object = RevisionObjectMock::new("");
+        for revision in revisions {
+            let other = RevisionObjectMock::from_bytes(&revision.bytes);
+            object.compose(other);
+        }
+        Ok(Bytes::from(object.to_bytes()))
     }
 }
 
-pub struct RevisionMock {}
+#[derive(Serialize, Deserialize)]
+pub struct RevisionObjectMock {
+    content: String,
+}
+
+impl RevisionObjectMock {
+    pub fn new(s: &str) -> Self {
+        Self { content: s.to_owned() }
+    }
 
-// impl std::convert::From<RevisionMock> for Revision {
-//     fn from(_: RevisionMock) -> Self {}
-// }
+    pub fn compose(&mut self, other: RevisionObjectMock) {
+        self.content.push_str(other.content.as_str());
+    }
+
+    pub fn to_bytes(&self) -> Vec<u8> {
+        serde_json::to_vec(self).unwrap()
+    }
+
+    pub fn from_bytes(bytes: &[u8]) -> Self {
+        serde_json::from_slice(bytes).unwrap()
+    }
+}

frontend/rust-lib/flowy-sdk/src/deps_resolve/folder_deps.rs

@@ -151,7 +151,7 @@ impl ViewDataProcessor for DocumentViewDataProcessor {
     ) -> FutureResult<(), FlowyError> {
         // Only accept Document type
         debug_assert_eq!(layout, ViewLayoutTypePB::Document);
-        let revision = Revision::initial_revision(user_id, view_id, view_data);
+        let revision = Revision::initial_revision(view_id, view_data);
         let view_id = view_id.to_string();
         let manager = self.0.clone();
 
@@ -194,7 +194,7 @@ impl ViewDataProcessor for DocumentViewDataProcessor {
         let document_content = self.0.initial_document_content();
         FutureResult::new(async move {
             let delta_data = Bytes::from(document_content);
-            let revision = Revision::initial_revision(&user_id, &view_id, delta_data.clone());
+            let revision = Revision::initial_revision(&view_id, delta_data.clone());
             let _ = manager.create_document(view_id, vec![revision]).await?;
             Ok(delta_data)
         })
@@ -225,7 +225,7 @@ impl ViewDataProcessor for GridViewDataProcessor {
         _layout: ViewLayoutTypePB,
         delta_data: Bytes,
     ) -> FutureResult<(), FlowyError> {
-        let revision = Revision::initial_revision(user_id, view_id, delta_data);
+        let revision = Revision::initial_revision(view_id, delta_data);
         let view_id = view_id.to_string();
         let grid_manager = self.0.clone();
         FutureResult::new(async move {

shared-lib/flowy-sync/src/client_grid/block_revision_pad.rs

@@ -259,7 +259,7 @@ pub fn make_grid_block_operations(block_rev: &GridBlockRevision) -> GridBlockOpe
 pub fn make_grid_block_revisions(user_id: &str, grid_block_meta_data: &GridBlockRevision) -> RepeatedRevision {
     let operations = make_grid_block_operations(grid_block_meta_data);
     let bytes = operations.json_bytes();
-    let revision = Revision::initial_revision(user_id, &grid_block_meta_data.block_id, bytes);
+    let revision = Revision::initial_revision(&grid_block_meta_data.block_id, bytes);
     revision.into()
 }
 

shared-lib/flowy-sync/src/client_grid/grid_revision_pad.rs

@@ -412,7 +412,7 @@ pub fn make_grid_operations(grid_rev: &GridRevision) -> GridOperations {
 pub fn make_grid_revisions(user_id: &str, grid_rev: &GridRevision) -> RepeatedRevision {
     let operations = make_grid_operations(grid_rev);
     let bytes = operations.json_bytes();
-    let revision = Revision::initial_revision(user_id, &grid_rev.grid_id, bytes);
+    let revision = Revision::initial_revision(&grid_rev.grid_id, bytes);
     revision.into()
 }
 

shared-lib/flowy-sync/src/entities/revision.rs

@@ -1,6 +1,6 @@
 use crate::util::md5;
 use bytes::Bytes;
-use flowy_derive::{ProtoBuf, ProtoBuf_Enum};
+use flowy_derive::ProtoBuf;
 use std::{convert::TryFrom, fmt::Formatter, ops::RangeInclusive};
 
 pub type RevisionObject = lib_ot::text_delta::DeltaTextOperations;
@@ -21,11 +21,6 @@ pub struct Revision {
 
     #[pb(index = 5)]
     pub object_id: String,
-    // #[pb(index = 6)]
-    // ty: RevType, // Deprecated
-    //
-    // #[pb(index = 7)]
-    // pub user_id: String,
 }
 
 impl std::convert::From<Vec<u8>> for Revision {
@@ -36,14 +31,7 @@ impl std::convert::From<Vec<u8>> for Revision {
 }
 
 impl Revision {
-    pub fn new<T: Into<String>>(
-        object_id: &str,
-        base_rev_id: i64,
-        rev_id: i64,
-        bytes: Bytes,
-        _user_id: &str,
-        md5: T,
-    ) -> Revision {
+    pub fn new<T: Into<String>>(object_id: &str, base_rev_id: i64, rev_id: i64, bytes: Bytes, md5: T) -> Revision {
         let object_id = object_id.to_owned();
         let bytes = bytes.to_vec();
         let base_rev_id = base_rev_id;
@@ -61,6 +49,7 @@ impl Revision {
             object_id,
         }
     }
+
     pub fn is_empty(&self) -> bool {
         self.base_rev_id == self.rev_id
     }
@@ -73,9 +62,9 @@ impl Revision {
         self.rev_id == 0
     }
 
-    pub fn initial_revision(user_id: &str, object_id: &str, bytes: Bytes) -> Self {
+    pub fn initial_revision(object_id: &str, bytes: Bytes) -> Self {
         let md5 = md5(&bytes);
-        Self::new(object_id, 0, 0, bytes, user_id, md5)
+        Self::new(object_id, 0, 0, bytes, md5)
     }
 }
 
@@ -211,15 +200,3 @@ impl RevisionRange {
         self.iter().collect::<Vec<_>>()
     }
 }
-
-#[derive(Debug, ProtoBuf_Enum, Clone, Eq, PartialEq)]
-pub enum RevType {
-    DeprecatedLocal = 0,
-    DeprecatedRemote = 1,
-}
-
-impl std::default::Default for RevType {
-    fn default() -> Self {
-        RevType::DeprecatedLocal
-    }
-}