
import time

from mockupdb import MockupDB, wait_until
from pymongo import MongoClient

from tests import unittest


class TestInitialIsMaster(unittest.TestCase):
    def test_initial_ismaster(self):
        server = MockupDB()
        server.run()
        self.addCleanup(server.stop)

        start = time.time()
        client = MongoClient(server.uri)
        self.addCleanup(client.close)

        # A single ismaster is enough for the client to be connected.
        self.assertIsNone(client.address)
        server.receives('ismaster').ok()
        wait_until(lambda: client.address is not None,
                   'update address', timeout=1)

        # At least 10 seconds before next heartbeat.
        server.receives('ismaster').ok()
        self.assertGreaterEqual(time.time() - start, 10)

if __name__ == '__main__':
    unittest.main()


import time

from mockupdb import MockupDB, wait_until
from pymongo import MongoClient

from tests import unittest


class TestInitialIsMaster(unittest.TestCase):
    def test_initial_ismaster(self):
        server = MockupDB()
        server.run()
        self.addCleanup(server.stop)

        start = time.time()
        client = MongoClient(server.uri)
        self.addCleanup(client.close)

        # A single ismaster is enough for the client to be connected.
        self.assertFalse(client.nodes)
        server.receives('ismaster').ok(ismaster=True)
        wait_until(lambda: client.nodes,
                   'update nodes', timeout=1)

        # At least 10 seconds before next heartbeat.
        server.receives('ismaster').ok(ismaster=True)
        self.assertGreaterEqual(time.time() - start, 10)

if __name__ == '__main__':
    unittest.main()

Update for PYTHON 985: MongoClient properties now block until connected.
Update for PYTHON 985: MongoClient properties now block until connected.

  
  import time
  
  from mockupdb import MockupDB, wait_until
  from pymongo import MongoClient
  
  from tests import unittest
  
  
  class TestInitialIsMaster(unittest.TestCase):
      def test_initial_ismaster(self):
          server = MockupDB()
          server.run()
          self.addCleanup(server.stop)
  
          start = time.time()
          client = MongoClient(server.uri)
          self.addCleanup(client.close)
  
          # A single ismaster is enough for the client to be connected.
-         self.assertIsNone(client.address)
+         self.assertFalse(client.nodes)
-         server.receives('ismaster').ok()
+         server.receives('ismaster').ok(ismaster=True)
-         wait_until(lambda: client.address is not None,
+         wait_until(lambda: client.nodes,
-                    'update address', timeout=1)
+                    'update nodes', timeout=1)
  
          # At least 10 seconds before next heartbeat.
-         server.receives('ismaster').ok()
+         server.receives('ismaster').ok(ismaster=True)
          self.assertGreaterEqual(time.time() - start, 10)
  
  if __name__ == '__main__':
      unittest.main()
  
Update for PYTHON 985: MongoClient properties now block until connected.
## Code Before:

import time

from mockupdb import MockupDB, wait_until
from pymongo import MongoClient

from tests import unittest


class TestInitialIsMaster(unittest.TestCase):
    def test_initial_ismaster(self):
        server = MockupDB()
        server.run()
        self.addCleanup(server.stop)

        start = time.time()
        client = MongoClient(server.uri)
        self.addCleanup(client.close)

        # A single ismaster is enough for the client to be connected.
        self.assertIsNone(client.address)
        server.receives('ismaster').ok()
        wait_until(lambda: client.address is not None,
                   'update address', timeout=1)

        # At least 10 seconds before next heartbeat.
        server.receives('ismaster').ok()
        self.assertGreaterEqual(time.time() - start, 10)

if __name__ == '__main__':
    unittest.main()

## Instruction:
Update for PYTHON 985: MongoClient properties now block until connected.
## Code After:

import time

from mockupdb import MockupDB, wait_until
from pymongo import MongoClient

from tests import unittest


class TestInitialIsMaster(unittest.TestCase):
    def test_initial_ismaster(self):
        server = MockupDB()
        server.run()
        self.addCleanup(server.stop)

        start = time.time()
        client = MongoClient(server.uri)
        self.addCleanup(client.close)

        # A single ismaster is enough for the client to be connected.
        self.assertFalse(client.nodes)
        server.receives('ismaster').ok(ismaster=True)
        wait_until(lambda: client.nodes,
                   'update nodes', timeout=1)

        # At least 10 seconds before next heartbeat.
        server.receives('ismaster').ok(ismaster=True)
        self.assertGreaterEqual(time.time() - start, 10)

if __name__ == '__main__':
    unittest.main()
