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Python Postgresql.timeline_wal_position方法代码示例

本文整理汇总了Python中patroni.postgresql.Postgresql.timeline_wal_position方法的典型用法代码示例。如果您正苦于以下问题:Python Postgresql.timeline_wal_position方法的具体用法?Python Postgresql.timeline_wal_position怎么用?Python Postgresql.timeline_wal_position使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在patroni.postgresql.Postgresql的用法示例。


在下文中一共展示了Postgresql.timeline_wal_position方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。

示例1: TestPostgresql

# 需要导入模块: from patroni.postgresql import Postgresql [as 别名]
# 或者: from patroni.postgresql.Postgresql import timeline_wal_position [as 别名]

#.........这里部分代码省略.........
    @patch.object(MockCursor, 'execute', Mock(side_effect=psycopg2.OperationalError))
    def test__query(self):
        self.assertRaises(PostgresConnectionException, self.p._query, 'blabla')
        self.p._state = 'restarting'
        self.assertRaises(RetryFailedError, self.p._query, 'blabla')

    def test_query(self):
        self.p.query('select 1')
        self.assertRaises(PostgresConnectionException, self.p.query, 'RetryFailedError')
        self.assertRaises(psycopg2.ProgrammingError, self.p.query, 'blabla')

    @patch.object(Postgresql, 'pg_isready', Mock(return_value=STATE_REJECT))
    def test_is_leader(self):
        self.assertTrue(self.p.is_leader())
        self.p.reset_cluster_info_state()
        with patch.object(Postgresql, '_query', Mock(side_effect=RetryFailedError(''))):
            self.assertRaises(PostgresConnectionException, self.p.is_leader)

    def test_reload(self):
        self.assertTrue(self.p.reload())

    @patch.object(Postgresql, 'is_running')
    def test_is_healthy(self, mock_is_running):
        mock_is_running.return_value = True
        self.assertTrue(self.p.is_healthy())
        mock_is_running.return_value = False
        self.assertFalse(self.p.is_healthy())

    def test_promote(self):
        self.p.set_role('replica')
        self.assertIsNone(self.p.promote(0))
        self.assertTrue(self.p.promote(0))

    def test_timeline_wal_position(self):
        self.assertEquals(self.p.timeline_wal_position(), (1, 2))
        Thread(target=self.p.timeline_wal_position).start()

    @patch.object(PostmasterProcess, 'from_pidfile')
    def test_is_running(self, mock_frompidfile):
        # Cached postmaster running
        mock_postmaster = self.p._postmaster_proc = MockPostmaster()
        self.assertEquals(self.p.is_running(), mock_postmaster)

        # Cached postmaster not running, no postmaster running
        mock_postmaster.is_running.return_value = False
        mock_frompidfile.return_value = None
        self.assertEquals(self.p.is_running(), None)
        self.assertEquals(self.p._postmaster_proc, None)

        # No cached postmaster, postmaster running
        mock_frompidfile.return_value = mock_postmaster2 = MockPostmaster()
        self.assertEquals(self.p.is_running(), mock_postmaster2)
        self.assertEquals(self.p._postmaster_proc, mock_postmaster2)

    @patch('shlex.split', Mock(side_effect=OSError))
    def test_call_nowait(self):
        self.p.set_role('replica')
        self.assertIsNone(self.p.call_nowait('on_start'))
        self.p.bootstrapping = True
        self.assertIsNone(self.p.call_nowait('on_start'))

    def test_non_existing_callback(self):
        self.assertFalse(self.p.call_nowait('foobar'))

    @patch.object(Postgresql, 'is_running', Mock(return_value=MockPostmaster()))
    def test_is_leader_exception(self):
开发者ID:jberkus,项目名称:patroni,代码行数:70,代码来源:test_postgresql.py


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