Add version call on FFI integration test

datafusion/ffitest/src/lib.rs

@@ -49,6 +49,8 @@ mod sync_provider;
 pub struct TableProviderModule {
     /// Constructs the table provider
     pub create_table: extern "C" fn(synchronous: bool) -> FFI_TableProvider,
+
+    pub version: extern "C" fn() -> u64,
 }
 
 impl RootModule for TableProviderModuleRef {
@@ -91,6 +93,7 @@ extern "C" fn construct_table_provider(synchronous: bool) -> FFI_TableProvider {
 pub fn get_simple_memory_table() -> TableProviderModuleRef {
     TableProviderModule {
         create_table: construct_table_provider,
+        version: datafusion_ffi::version,
     }
     .leak_into_prefix()
 }

datafusion/ffitest/tests/table_provider.rs

@@ -11,6 +11,8 @@ use std::sync::Arc;
 /// library directory so we can verify we are building a dynamic library and
 /// testing it via a different executable.
 async fn test_table_provider(synchronous: bool) -> Result<()> {
+    let expected_version = datafusion_ffi::version();
+
     let crate_root = Path::new(env!("CARGO_MANIFEST_DIR"));
     let target_dir = crate_root
         .parent()
@@ -32,6 +34,13 @@ async fn test_table_provider(synchronous: bool) -> Result<()> {
         TableProviderModuleRef::load_from_directory(&library_path)
             .map_err(|e| DataFusionError::External(Box::new(e)))?;
 
+    assert_eq!(
+        table_provider_module
+            .version()
+            .expect("Unable to call version on FFI module")(),
+        expected_version
+    );
+
     // By calling the code below, the table provided will be created within
     // the module's code.
     let ffi_table_provider =