Enable Float16 datatype test (#44501)

* Adding test for checking float16 datatype for vector embedding policy

* Revert unnecessary change

* Remove unnecessary print

* Revert unnecessary change

* Enable float16 tests

* Add async float16 tests

* address comments

* address comments

Author: allenkim0129

sdk/cosmos/azure-cosmos/tests/test_vector_policy.py

@@ -35,7 +35,6 @@ def setUpClass(cls):
     def tearDownClass(cls):
         test_config.TestConfig.try_delete_database_with_id(cls.client, cls.test_db.id)
 
-    @unittest.skip
     def test_create_valid_vector_embedding_policy(self):
         # Using valid data types
         data_types = ["float32", "float16", "int8", "uint8"]

sdk/cosmos/azure-cosmos/tests/test_vector_policy_async.py

@@ -46,6 +46,27 @@ async def asyncSetUp(self):
     async def asyncTearDown(self):
         await self.client.close()
 
+    async def test_create_valid_vector_embedding_policy_async(self):
+        # Using valid data types
+        data_types = ["float32", "float16", "int8", "uint8"]
+        for data_type in data_types:
+            vector_embedding_policy = {
+                "vectorEmbeddings": [
+                    {
+                        "path": "/vector1",
+                        "dataType": data_type,
+                        "dimensions": 256,
+                        "distanceFunction": "euclidean"
+                    }]}
+            container_id = 'vector_container_' + data_type
+            created_container = await self.test_db.create_container(
+                id=container_id,
+                partition_key=PartitionKey(path="/id"),
+                vector_embedding_policy=vector_embedding_policy)
+            properties = await created_container.read()
+            assert properties["vectorEmbeddingPolicy"]["vectorEmbeddings"][0]["dataType"] == data_type
+            await self.test_db.delete_container(container_id)
+
     async def test_create_vector_embedding_container_async(self):
         indexing_policy = {
             "vectorIndexes": [