fix fmt and clippy warnings

frontend/rust-lib/flowy-document/tests/document/edit_script.rs

@@ -63,7 +63,7 @@ impl EditorTest {
             EditorScript::AssertNextRevId(rev_id) => {
                 let next_revision = rev_manager.next_sync_revision().await.unwrap();
                 if rev_id.is_none() {
-                    assert_eq!(next_revision.is_none(), true, "Next revision should be None");
+                    assert!(next_revision.is_none(), "Next revision should be None");
                     return;
                 }
                 let next_revision = next_revision.unwrap();

frontend/rust-lib/flowy-document/tests/editor/mod.rs

@@ -171,7 +171,7 @@ impl TestBuilder {
             TestOp::Transform(delta_a_i, delta_b_i) => {
                 let (a_prime, b_prime) = self.documents[*delta_a_i]
                     .delta()
-                    .transform(&self.documents[*delta_b_i].delta())
+                    .transform(self.documents[*delta_b_i].delta())
                     .unwrap();
                 tracing::trace!("a:{:?},b:{:?}", a_prime, b_prime);
 
@@ -184,7 +184,7 @@ impl TestBuilder {
             TestOp::TransformPrime(a_doc_index, b_doc_index) => {
                 let (prime_left, prime_right) = self.documents[*a_doc_index]
                     .delta()
-                    .transform(&self.documents[*b_doc_index].delta())
+                    .transform(self.documents[*b_doc_index].delta())
                     .unwrap();
 
                 self.primes.insert(*a_doc_index, Some(prime_left));
@@ -198,7 +198,7 @@ impl TestBuilder {
                 tracing::debug!("b: {}", delta_b.to_json());
 
                 let (_, b_prime) = delta_a.transform(delta_b).unwrap();
-                let undo = b_prime.invert(&delta_a);
+                let undo = b_prime.invert(delta_a);
 
                 let new_delta = delta_a.compose(&b_prime).unwrap();
                 tracing::debug!("new delta: {}", new_delta.to_json());

frontend/rust-lib/flowy-document/tests/editor/serde_test.rs

@@ -1,9 +1,9 @@
 use flowy_collaboration::client_document::{ClientDocument, PlainDoc};
+use lib_ot::rich_text::RichTextOperation;
 use lib_ot::{
     core::*,
     rich_text::{AttributeBuilder, RichTextAttribute, RichTextAttributeValue, RichTextDelta},
 };
-use lib_ot::rich_text::RichTextOperation;
 
 #[test]
 fn operation_insert_serialize_test() {