KAB-46 table metadata delete

Author: tomasfejfar

kbcstorage/tables_metadata.py

@@ -46,6 +46,26 @@ def list(self, table_id):
 
         return self._get(url)
 
+    def delete(self, table_id, metadata_id):
+        """
+        Delete a table referenced by ``table_id``.
+
+        Args:
+            table_id (str): The id of the table to be deleted.
+
+        Raises:
+            requests.HTTPError: If the API request fails.
+            ValueError: If the table_id is not a string or is empty.
+        """
+        if not isinstance(table_id, str) or table_id == '':
+            raise ValueError("Invalid table_id '{}'.".format(table_id))
+        if not isinstance(metadata_id, str) or metadata_id == '':
+            raise ValueError("Invalid metadata_id '{}'.".format(metadata_id))
+
+        url = '{}/{}/metadata/{}'.format(self.base_url, table_id, metadata_id)
+
+        self._delete(url)
+
     def create(self, table_id, provider, metadata, columns_metadata):
           """
           Post metadata to a table.

tests/functional/test_tables.py

@@ -382,4 +382,10 @@ def test_table_with_metadata(self):
             self.assertEqual(1, len(listedMetadata))
             self.assertEqual('test_table_with_metadata', listedMetadata[0]['key'])
             self.assertEqual('test', listedMetadata[0]['provider'])
-            self.assertEqual('success', listedMetadata[0]['value'])
+            self.assertEqual('success', listedMetadata[0]['value'])
+
+        self.tables.metadata.delete(table_id=table_id, metadata_id=listedMetadata[0]['id'])
+
+        listedMetadata = self.tables.metadata.list(table_id=table_id);
+        with self.subTest('Test metadata can was deleted'):
+            self.assertEqual(0, len(listedMetadata))