| 52 | |
| 53 | |
| 54 | def mock_connection(): |
| 55 | def mock_cursor(): |
| 56 | def execute(*args, **kwargs): |
| 57 | if conn.explode == "execute": |
| 58 | raise MockDisconnect("Lost the DB connection on execute") |
| 59 | elif conn.explode == "interrupt": |
| 60 | conn.explode = "explode_no_disconnect" |
| 61 | raise MockExitIsh("Keyboard / greenlet / etc interruption") |
| 62 | elif conn.explode == "interrupt_dont_break": |
| 63 | conn.explode = None |
| 64 | raise MockExitIsh("Keyboard / greenlet / etc interruption") |
| 65 | elif conn.explode in ( |
| 66 | "execute_no_disconnect", |
| 67 | "explode_no_disconnect", |
| 68 | ): |
| 69 | raise MockError( |
| 70 | "something broke on execute but we didn't lose the " |
| 71 | "connection" |
| 72 | ) |
| 73 | elif conn.explode in ( |
| 74 | "rollback", |
| 75 | "rollback_no_disconnect", |
| 76 | "explode_no_disconnect", |
| 77 | ): |
| 78 | raise MockError( |
| 79 | "something broke on execute but we didn't lose the " |
| 80 | "connection" |
| 81 | ) |
| 82 | elif args and "SELECT" in args[0]: |
| 83 | cursor.description = [("foo", None, None, None, None, None)] |
| 84 | else: |
| 85 | return |
| 86 | |
| 87 | def close(): |
| 88 | cursor.fetchall = cursor.fetchone = Mock( |
| 89 | side_effect=MockError("cursor closed") |
| 90 | ) |
| 91 | |
| 92 | cursor = Mock( |
| 93 | execute=Mock(side_effect=execute), close=Mock(side_effect=close) |
| 94 | ) |
| 95 | return cursor |
| 96 | |
| 97 | def cursor(): |
| 98 | while True: |
| 99 | yield mock_cursor() |
| 100 | |
| 101 | def rollback(): |
| 102 | if conn.explode == "rollback": |
| 103 | raise MockDisconnect("Lost the DB connection on rollback") |
| 104 | if conn.explode == "rollback_no_disconnect": |
| 105 | raise MockError( |
| 106 | "something broke on rollback but we didn't lose the " |
| 107 | "connection" |
| 108 | ) |
| 109 | else: |
| 110 | return |
| 111 | |