diff --git a/ylong_http_client/src/async_impl/request.rs b/ylong_http_client/src/async_impl/request.rs
index 79eeb59c516a90ba594a47f5365019fe71c84bf3..5d99dcadc4888e558bc41872ebfc2b08a49d0104 100644
--- a/ylong_http_client/src/async_impl/request.rs
+++ b/ylong_http_client/src/async_impl/request.rs
@@ -352,7 +352,11 @@ impl Body {
 
     #[cfg(feature = "http2")]
     pub(crate) fn is_empty(&self) -> bool {
-        matches!(self.inner, BodyKind::Empty)
+        match self.inner {
+            BodyKind::Empty => true,
+            BodyKind::Slice(ref text) => text.get_ref().len() as u64 == text.position(),
+            _ => false,
+        }
     }
 
     pub(crate) async fn reuse(&mut self) -> std::io::Result<()> {
@@ -524,4 +528,46 @@ mod ut_client_request {
             "https://www.example.com/data/%E6%B5%8B%E8%AF%95%E6%96%87%E4%BB%B6.txt"
         );
     }
+
+    /// UT test cases for `Body::is_empty`.
+    ///
+    /// # Brief
+    /// 1. Creates a `Body`.
+    /// 2. Checks if result is correct.
+    #[test]
+    #[cfg(feature = "http2")]
+    fn ut_body_empty() {
+        use std::pin::Pin;
+        use std::task::Poll;
+        use ylong_runtime::io::AsyncRead;
+
+        let empty = Body::empty();
+        assert!(empty.is_empty());
+        let empty_slice = Body::slice("");
+        assert!(empty_slice.is_empty());
+        let mut data_slice = Body::slice("hello");
+        assert!(!data_slice.is_empty());
+        ylong_runtime::block_on(async move {
+            let mut container = [0u8; 5];
+            let mut curr = 0;
+            loop {
+                let mut buf = ylong_runtime::io::ReadBuf::new(&mut container[curr..]);
+                let size = ylong_runtime::futures::poll_fn(|cx| {
+                    match Pin::new(&mut data_slice).poll_read(cx, &mut buf) {
+                        Poll::Ready(_) => {
+                            let size = buf.filled().len();
+                            Poll::Ready(size)
+                        }
+                        Poll::Pending => Poll::Pending,
+                    }
+                })
+                .await;
+                curr += size;
+                if curr == 5 {
+                    break;
+                }
+            }
+            assert!(data_slice.is_empty());
+        });
+    }
 }