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Diffstat (limited to 'tests/test_asyncio/test_retry.py')
-rw-r--r-- | tests/test_asyncio/test_retry.py | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/tests/test_asyncio/test_retry.py b/tests/test_asyncio/test_retry.py new file mode 100644 index 0000000..e83e001 --- /dev/null +++ b/tests/test_asyncio/test_retry.py @@ -0,0 +1,70 @@ +import pytest + +from redis.asyncio.connection import Connection, UnixDomainSocketConnection +from redis.asyncio.retry import Retry +from redis.backoff import AbstractBackoff, NoBackoff +from redis.exceptions import ConnectionError + + +class BackoffMock(AbstractBackoff): + def __init__(self): + self.reset_calls = 0 + self.calls = 0 + + def reset(self): + self.reset_calls += 1 + + def compute(self, failures): + self.calls += 1 + return 0 + + +@pytest.mark.onlynoncluster +class TestConnectionConstructorWithRetry: + "Test that the Connection constructors properly handles Retry objects" + + @pytest.mark.parametrize("retry_on_timeout", [False, True]) + @pytest.mark.parametrize("Class", [Connection, UnixDomainSocketConnection]) + def test_retry_on_timeout_boolean(self, Class, retry_on_timeout): + c = Class(retry_on_timeout=retry_on_timeout) + assert c.retry_on_timeout == retry_on_timeout + assert isinstance(c.retry, Retry) + assert c.retry._retries == (1 if retry_on_timeout else 0) + + @pytest.mark.parametrize("retries", range(10)) + @pytest.mark.parametrize("Class", [Connection, UnixDomainSocketConnection]) + def test_retry_on_timeout_retry(self, Class, retries: int): + retry_on_timeout = retries > 0 + c = Class(retry_on_timeout=retry_on_timeout, retry=Retry(NoBackoff(), retries)) + assert c.retry_on_timeout == retry_on_timeout + assert isinstance(c.retry, Retry) + assert c.retry._retries == retries + + +@pytest.mark.onlynoncluster +class TestRetry: + "Test that Retry calls backoff and retries the expected number of times" + + def setup_method(self, test_method): + self.actual_attempts = 0 + self.actual_failures = 0 + + async def _do(self): + self.actual_attempts += 1 + raise ConnectionError() + + async def _fail(self, error): + self.actual_failures += 1 + + @pytest.mark.parametrize("retries", range(10)) + @pytest.mark.asyncio + async def test_retry(self, retries: int): + backoff = BackoffMock() + retry = Retry(backoff, retries) + with pytest.raises(ConnectionError): + await retry.call_with_retry(self._do, self._fail) + + assert self.actual_attempts == 1 + retries + assert self.actual_failures == 1 + retries + assert backoff.reset_calls == 1 + assert backoff.calls == retries |