From ff583c55460d71da0208c9b9562b786de4ad5fbc Mon Sep 17 00:00:00 2001
From: Sylvain Bellemare <sylvain@ascribe.io>
Date: Mon, 12 Dec 2016 15:44:39 +0100
Subject: [PATCH] Test generic backend functions

---
 tests/backend/test_schema.py | 45 ++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 tests/backend/test_schema.py

diff --git a/tests/backend/test_schema.py b/tests/backend/test_schema.py
new file mode 100644
index 00000000..b11d534a
--- /dev/null
+++ b/tests/backend/test_schema.py
@@ -0,0 +1,45 @@
+from pytest import mark, raises
+
+
+@mark.parametrize('schema_func_name,args_qty', (
+    ('create_database', 1),
+    ('create_tables', 1),
+    ('create_indexes', 1),
+    ('drop_database', 1),
+))
+def test_schema(schema_func_name, args_qty):
+    from bigchaindb.backend import schema
+    schema_func = getattr(schema, schema_func_name)
+    with raises(NotImplementedError):
+        schema_func(None, *range(args_qty))
+
+
+@mark.parametrize('query_func_name,args_qty', (
+    ('write_transaction', 1),
+    ('count_blocks', 0),
+    ('count_backlog', 0),
+    ('get_genesis_block', 0),
+    ('delete_transaction', 1),
+    ('get_stale_transactions', 1),
+    ('get_blocks_status_from_transaction', 1),
+    ('get_transaction_from_backlog', 1),
+    ('get_txids_by_asset_id', 1),
+    ('get_asset_by_id', 1),
+    ('get_owned_ids', 1),
+    ('get_votes_by_block_id', 1),
+    ('write_block', 1),
+    ('get_block', 1),
+    ('has_transaction', 1),
+    ('write_vote', 1),
+    ('get_last_voted_block', 1),
+    ('get_unvoted_blocks', 1),
+    ('get_spent', 2),
+    ('get_votes_by_block_id_and_voter', 2),
+    ('update_transaction', 2),
+    ('get_transaction_from_block', 2),
+))
+def test_query(query_func_name, args_qty):
+    from bigchaindb.backend import query
+    query_func = getattr(query, query_func_name)
+    with raises(NotImplementedError):
+        query_func(None, *range(args_qty))