diff --git a/internal/core/thirdparty/tantivy/tantivy-binding/include/tantivy-binding.h b/internal/core/thirdparty/tantivy/tantivy-binding/include/tantivy-binding.h
index 7e5c1a96c0bd3..09b80a85d7ab6 100644
--- a/internal/core/thirdparty/tantivy/tantivy-binding/include/tantivy-binding.h
+++ b/internal/core/thirdparty/tantivy/tantivy-binding/include/tantivy-binding.h
@@ -67,6 +67,10 @@ void free_rust_result(RustResult result);
 
 void free_rust_error(const char *error);
 
+RustResult test_enum_with_array();
+
+RustResult test_enum_with_ptr();
+
 void print_vector_of_strings(const char *const *ptr, uintptr_t len);
 
 void *create_hashmap();
diff --git a/internal/core/thirdparty/tantivy/tantivy-binding/src/array.rs b/internal/core/thirdparty/tantivy/tantivy-binding/src/array.rs
index e03a90295b853..521269ddce29f 100644
--- a/internal/core/thirdparty/tantivy/tantivy-binding/src/array.rs
+++ b/internal/core/thirdparty/tantivy/tantivy-binding/src/array.rs
@@ -159,3 +159,17 @@ macro_rules! cstr_to_str {
         }
     };
 }
+
+
+#[no_mangle]
+pub extern "C" fn test_enum_with_array() -> RustResult {
+    let array = vec![1, 2, 3];
+    RustResult::from(Result::Ok(array))
+}
+
+#[no_mangle]
+pub extern "C" fn test_enum_with_ptr() -> RustResult {
+    let ptr = Box::into_raw(Box::new(1));
+    RustResult::from(Result::Ok(ptr as *mut c_void))
+}
+
diff --git a/internal/core/unittest/CMakeLists.txt b/internal/core/unittest/CMakeLists.txt
index 56123c7ef06e6..0568489da79c6 100644
--- a/internal/core/unittest/CMakeLists.txt
+++ b/internal/core/unittest/CMakeLists.txt
@@ -87,6 +87,7 @@ set(MILVUS_TEST_FILES
         test_utils.cpp
         test_chunked_segment.cpp
         test_chunked_column.cpp
+        test_rust_result.cpp
         )
 
 if ( INDEX_ENGINE STREQUAL "cardinal" )
diff --git a/internal/core/unittest/test_rust_result.cpp b/internal/core/unittest/test_rust_result.cpp
new file mode 100644
index 0000000000000..cbbf895d834b3
--- /dev/null
+++ b/internal/core/unittest/test_rust_result.cpp
@@ -0,0 +1,14 @@
+
+#include <cstdint>
+#include "gtest/gtest.h"
+#include "tantivy-binding.h"
+TEST(RustResultTest, TestResult) {
+    auto arr = test_enum_with_array();
+    auto len = arr.value.rust_array._0.len;
+    for (size_t i = 0; i < len; i++) {
+        EXPECT_EQ(i + 1, arr.value.rust_array._0.array[i]);
+    }
+
+    auto ptr = test_enum_with_ptr();
+    EXPECT_EQ(1, *static_cast<uint32_t*>(ptr.value.ptr._0));
+}
\ No newline at end of file