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 | from twisted.internet import defer
from twisted.internet import reactor
from .. import unittest
from synapse.util.async import sleep
from synapse.util.logcontext import LoggingContext
class LoggingContextTestCase(unittest.TestCase):
    def _check_test_key(self, value):
        self.assertEquals(
            LoggingContext.current_context().test_key, value
        )
    def test_with_context(self):
        with LoggingContext() as context_one:
            context_one.test_key = "test"
            self._check_test_key("test")
    def test_chaining(self):
        with LoggingContext() as context_one:
            context_one.test_key = "one"
            with LoggingContext() as context_two:
                self._check_test_key("one")
                context_two.test_key = "two"
                self._check_test_key("two")
            self._check_test_key("one")
    @defer.inlineCallbacks
    def test_sleep(self):
        @defer.inlineCallbacks
        def competing_callback():
            with LoggingContext() as competing_context:
                competing_context.test_key = "competing"
                yield sleep(0)
                self._check_test_key("competing")
        reactor.callLater(0, competing_callback)
        with LoggingContext() as context_one:
            context_one.test_key = "one"
            yield sleep(0)
            self._check_test_key("one")
 |