Fix tests

Signed-off-by: Xuanwo <github@xuanwo.io>

src/layers/layer.rs

@@ -59,9 +59,9 @@ mod tests {
 
     use super::*;
     use crate::ops::OpDelete;
-    use crate::services::fs;
     use crate::Accessor;
     use crate::Operator;
+    use crate::Scheme;
 
     #[derive(Debug)]
     struct Test {
@@ -99,7 +99,7 @@ mod tests {
             deleted: Arc::new(Mutex::new(false)),
         };
 
-        let op = Operator::new(fs::Builder::default().build().unwrap()).layer(&test);
+        let op = Operator::from_env(Scheme::Fs).unwrap().layer(&test);
 
         op.object("xxxxx").delete().await.unwrap();
 

src/layers/retry.rs

@@ -50,11 +50,11 @@ use crate::ObjectMetadata;
 /// # use opendal::services::fs::Builder;
 /// use backon::ExponentialBackoff;
 /// use opendal::Operator;
+/// use opendal::Scheme;
 ///
 /// # #[tokio::main]
 /// # async fn main() -> Result<()> {
-/// #     let accessor = fs::Backend::build().finish().await?;
-/// let op = Operator::new(accessor).layer(ExponentialBackoff::default());
+/// let op = Operator::from_env(Scheme::Fs)?.layer(ExponentialBackoff::default());
 /// // All operations will be retried if the error is retryable
 /// let _ = op.object("test_file").read();
 /// # Ok(())

src/services/hdfs/mod.rs

@@ -82,7 +82,7 @@
 //!
 //! #[tokio::main]
 //! async fn main() -> Result<()> {
-//!     let op: Operator = Operator::from_env(Scheme::Hdfs).await?;
+//!     let op: Operator = Operator::from_env(Scheme::Hdfs)?;
 //!
 //!     // Create an object handle to start operation on object.
 //!     let _: Object = op.object("test_file");
@@ -93,31 +93,28 @@
 //!
 //! ### Via Builder
 //!
-//! ```
+//! ```no_run
 //! use std::sync::Arc;
 //!
 //! use anyhow::Result;
 //! use opendal::services::hdfs;
-//! use opendal::services::hdfs::Builder;
 //! use opendal::Accessor;
 //! use opendal::Object;
 //! use opendal::Operator;
 //!
 //! #[tokio::main]
 //! async fn main() -> Result<()> {
 //!     // Create fs backend builder.
-//!     let mut builder: Builder = hdfs::Backend::build();
+//!     let mut builder = hdfs::Builder::default();
 //!     // Set the name node for hdfs.
 //!     builder.name_node("hdfs://127.0.0.1:9000");
 //!     // Set the root for hdfs, all operations will happen under this root.
 //!     //
 //!     // NOTE: the root must be absolute path.
 //!     builder.root("/tmp");
-//!     // Build the `Accessor`.
-//!     let accessor: Arc<dyn Accessor> = builder.finish().await?;
 //!
 //!     // `Accessor` provides the low level APIs, we will use `Operator` normally.
-//!     let op: Operator = Operator::new(accessor);
+//!     let op: Operator = Operator::new(builder.build()?);
 //!
 //!     // Create an object handle to start operation on object.
 //!     let _: Object = op.object("test_file");