diff --git a/tests/restful_client_v2/testcases/test_vector_operations.py b/tests/restful_client_v2/testcases/test_vector_operations.py
index d1310a5b19..bce1f9acca 100644
--- a/tests/restful_client_v2/testcases/test_vector_operations.py
+++ b/tests/restful_client_v2/testcases/test_vector_operations.py
@@ -838,8 +838,9 @@ class TestSearchVector(TestBase):
     @pytest.mark.parametrize("nb", [3000])
     @pytest.mark.parametrize("dim", [128])
     @pytest.mark.parametrize("groupingField", ['user_id', None])
+    @pytest.mark.parametrize("sparse_format", ['dok', 'coo'])
     def test_search_vector_with_sparse_float_vector_datatype(self, nb, dim, insert_round, auto_id,
-                                                      is_partition_key, enable_dynamic_schema, groupingField):
+                                                      is_partition_key, enable_dynamic_schema, groupingField, sparse_format):
         """
         Insert a vector with a simple payload
         """
@@ -879,7 +880,7 @@ class TestSearchVector(TestBase):
                         "user_id": idx%100,
                         "word_count": j,
                         "book_describe": f"book_{idx}",
-                        "sparse_float_vector": gen_vector(datatype="SparseFloatVector", dim=dim),
+                        "sparse_float_vector": gen_vector(datatype="SparseFloatVector", dim=dim, sparse_format=sparse_format),
                     }
                 else:
                     tmp = {
@@ -887,7 +888,7 @@ class TestSearchVector(TestBase):
                         "user_id": idx%100,
                         "word_count": j,
                         "book_describe": f"book_{idx}",
-                        "sparse_float_vector": gen_vector(datatype="SparseFloatVector", dim=dim),
+                        "sparse_float_vector": gen_vector(datatype="SparseFloatVector", dim=dim, sparse_format=sparse_format),
                     }
                 if enable_dynamic_schema:
                     tmp.update({f"dynamic_field_{i}": i})
@@ -902,7 +903,7 @@ class TestSearchVector(TestBase):
         # search data
         payload = {
             "collectionName": name,
-            "data": [gen_vector(datatype="SparseFloatVector", dim=dim)],
+            "data": [gen_vector(datatype="SparseFloatVector", dim=dim, sparse_format="dok")],
             "filter": "word_count > 100",
             "outputFields": ["*"],
             "searchParams": {
@@ -918,6 +919,24 @@ class TestSearchVector(TestBase):
         rsp = self.vector_client.vector_search(payload)
         assert rsp['code'] == 0
 
+        # search data
+        payload = {
+            "collectionName": name,
+            "data": [gen_vector(datatype="SparseFloatVector", dim=dim, sparse_format="coo")],
+            "filter": "word_count > 100",
+            "outputFields": ["*"],
+            "searchParams": {
+                "metricType": "IP",
+                "params": {
+                    "drop_ratio_search": "0.2",
+                }
+            },
+            "limit": 500,
+        }
+        if groupingField:
+            payload["groupingField"] = groupingField
+        rsp = self.vector_client.vector_search(payload)
+        assert rsp['code'] == 0
 
     @pytest.mark.parametrize("insert_round", [2])
     @pytest.mark.parametrize("auto_id", [True])
diff --git a/tests/restful_client_v2/utils/utils.py b/tests/restful_client_v2/utils/utils.py
index 466bf1d453..112e26e787 100644
--- a/tests/restful_client_v2/utils/utils.py
+++ b/tests/restful_client_v2/utils/utils.py
@@ -197,12 +197,22 @@ def gen_bf16_vectors(num, dim):
     return raw_vectors, bf16_vectors
 
 
-def gen_vector(datatype="float_vector", dim=128, binary_data=False):
+def gen_vector(datatype="float_vector", dim=128, binary_data=False, sparse_format='dok'):
     value = None
     if datatype == "FloatVector":
         return preprocessing.normalize([np.array([random.random() for i in range(dim)])])[0].tolist()
     if datatype == "SparseFloatVector":
-        return {d: rng.random() for d in random.sample(range(dim), random.randint(20, 30))}
+        if sparse_format == 'dok':
+            return {d: rng.random() for d in random.sample(range(dim), random.randint(20, 30))}
+        elif sparse_format == 'coo':
+            data = {d: rng.random() for d in random.sample(range(dim), random.randint(20, 30))}
+            coo_data = {
+                "indices": list(data.keys()),
+                "values": list(data.values())
+            }
+            return coo_data
+        else:
+            raise Exception(f"unsupported sparse format: {sparse_format}")
     if datatype == "BinaryVector":
         value = gen_binary_vectors(1, dim)[1][0]
     if datatype == "Float16Vector":