fix wasm32 run

.github/workflows/ci.yml

@@ -112,7 +112,7 @@ jobs:
           - name: "wasm32 with default features"
             command: "build"
             target: wasm32-unknown-unknown
-            args: "--target wasm32-unknown-unknown"
+            args: "--target wasm32-unknown-unknown --exclude vortex-roaring --exclude vortex-datafusion "
     steps:
       - uses: actions/checkout@v4
       - uses: ./.github/actions/cleanup

vortex-io/src/dispatcher/tokio.rs

@@ -116,30 +116,26 @@ impl Dispatch for TokioDispatcher {
     }
 }
 
-#[cfg(all(test, feature = "tokio"))]
+#[cfg(test)]
 mod tests {
-    use std::io::Write;
-
-    use tempfile::NamedTempFile;
+    use std::sync::atomic::{AtomicU32, Ordering};
+    use std::sync::Arc;
 
     use super::TokioDispatcher;
     use crate::dispatcher::Dispatch;
-    use crate::{TokioFile, VortexReadAt};
 
     #[tokio::test]
     async fn test_tokio_dispatch_simple() {
         let dispatcher = TokioDispatcher::new(4);
-        let mut tmpfile = NamedTempFile::new().unwrap();
-        write!(tmpfile, "5678").unwrap();
-
+        let atomic_number = Arc::new(AtomicU32::new(0));
+        let atomic_number_clone = Arc::clone(&atomic_number);
         let rx = dispatcher
             .dispatch(|| async move {
-                let file = TokioFile::open(tmpfile.path()).unwrap();
-
-                file.read_byte_range(0, 4).await.unwrap()
+                atomic_number_clone.fetch_add(1, Ordering::SeqCst);
             })
             .unwrap();
 
-        assert_eq!(&rx.await.unwrap(), "5678".as_bytes());
+        rx.await.unwrap();
+        assert_eq!(atomic_number.load(Ordering::SeqCst), 1u32);
     }
 }