Use a common "master_host" test fixture

Author: kristjanvalur

tests/conftest.py

@@ -441,7 +441,7 @@ def mock_cluster_resp_slaves(request, **kwargs):
 def master_host(request):
     url = request.config.getoption("--redis-url")
     parts = urlparse(url)
-    yield parts.hostname, parts.port
+    return parts.hostname, (parts.port or 6379)
 
 
 @pytest.fixture()

tests/test_asyncio/conftest.py

@@ -209,13 +209,6 @@ async def mock_cluster_resp_slaves(create_redis, **kwargs):
     return _gen_cluster_mock_resp(r, response)
 
 
-@pytest_asyncio.fixture(scope="session")
-def master_host(request):
-    url = request.config.getoption("--redis-url")
-    parts = urlparse(url)
-    return parts.hostname
-
-
 async def wait_for_command(
     client: redis.Redis, monitor: Monitor, command: str, key: Union[str, None] = None
 ):

tests/test_asyncio/test_cluster.py

@@ -102,18 +102,6 @@ async def pipe(
             await writer.drain()
 
 
-@pytest.fixture
-def redis_addr(request):
-    redis_url = request.config.getoption("--redis-url")
-    scheme, netloc = urlparse(redis_url)[:2]
-    assert scheme == "redis"
-    if ":" in netloc:
-        host, port = netloc.split(":")
-        return host, int(port)
-    else:
-        return netloc, 6379
-
-
 @pytest_asyncio.fixture()
 async def slowlog(r: RedisCluster) -> None:
     """
@@ -874,15 +862,16 @@ async def test_default_node_is_replaced_after_exception(self, r):
         # Rollback to the old default node
         r.replace_default_node(curr_default_node)
 
-    async def test_address_remap(self, create_redis, redis_addr):
+    async def test_address_remap(self, create_redis, master_host):
         """Test that we can create a rediscluster object with
         a host-port remapper and map connections through proxy objects
         """
 
         # we remap the first n nodes
         offset = 1000
         n = 6
-        ports = [redis_addr[1] + i for i in range(n)]
+        hostname, master_port = master_host
+        ports = [master_port + i for i in range(n)]
 
         def address_remap(address):
             # remap first three nodes to our local proxy
@@ -895,8 +884,7 @@ def address_remap(address):
 
         # create the proxies
         proxies = [
-            NodeProxy(("127.0.0.1", port + offset), (redis_addr[0], port))
-            for port in ports
+            NodeProxy(("127.0.0.1", port + offset), (hostname, port)) for port in ports
         ]
         await asyncio.gather(*[p.start() for p in proxies])
         try:

tests/test_asyncio/test_cwe_404.py

@@ -1,6 +1,5 @@
 import asyncio
 import contextlib
-import urllib.parse
 
 import pytest
 
@@ -9,23 +8,14 @@
 from redis.asyncio.connection import async_timeout
 
 
-@pytest.fixture
-def redis_addr(request):
-    redis_url = request.config.getoption("--redis-url")
-    scheme, netloc = urllib.parse.urlparse(redis_url)[:2]
-    assert scheme == "redis"
-    if ":" in netloc:
-        return netloc.split(":")
-    else:
-        return netloc, "6379"
-
-
 class DelayProxy:
     def __init__(self, addr, redis_addr, delay: float = 0.0):
         self.addr = addr
         self.redis_addr = redis_addr
         self.delay = delay
         self.send_event = asyncio.Event()
+        self.server = None
+        self.task = None
 
     async def __aenter__(self):
         await self.start()
@@ -42,7 +32,7 @@ async def start(self):
         self.server = await asyncio.start_server(
             self.handle, *self.addr, reuse_address=True
         )
-        self.ROUTINE = asyncio.create_task(self.server.serve_forever())
+        self.task = asyncio.create_task(self.server.serve_forever())
 
     @contextlib.contextmanager
     def set_delay(self, delay: float = 0.0):
@@ -71,9 +61,9 @@ async def handle(self, reader, writer):
 
     async def stop(self):
         # clean up enough so that we can reuse the looper
-        self.ROUTINE.cancel()
+        self.task.cancel()
         try:
-            await self.ROUTINE
+            await self.task
         except asyncio.CancelledError:
             pass
         loop = self.server.get_loop()
@@ -100,11 +90,11 @@ async def pipe(
 
 @pytest.mark.onlynoncluster
 @pytest.mark.parametrize("delay", argvalues=[0.05, 0.5, 1, 2])
-async def test_standalone(delay, redis_addr):
+async def test_standalone(delay, master_host):
 
     # create a tcp socket proxy that relays data to Redis and back,
     # inserting 0.1 seconds of delay
-    async with DelayProxy(addr=("127.0.0.1", 5380), redis_addr=redis_addr) as dp:
+    async with DelayProxy(addr=("127.0.0.1", 5380), redis_addr=master_host) as dp:
 
         for b in [True, False]:
             # note that we connect to proxy, rather than to Redis directly
@@ -141,8 +131,8 @@ async def op(r):
 @pytest.mark.xfail(reason="cancel does not cause disconnect")
 @pytest.mark.onlynoncluster
 @pytest.mark.parametrize("delay", argvalues=[0.05, 0.5, 1, 2])
-async def test_standalone_pipeline(delay, redis_addr):
-    async with DelayProxy(addr=("127.0.0.1", 5380), redis_addr=redis_addr) as dp:
+async def test_standalone_pipeline(delay, master_host):
+    async with DelayProxy(addr=("127.0.0.1", 5380), redis_addr=master_host) as dp:
         for b in [True, False]:
             async with Redis(
                 host="127.0.0.1", port=5380, single_connection_client=b
@@ -191,12 +181,13 @@ async def op(pipe):
 
 
 @pytest.mark.onlycluster
-async def test_cluster(request, redis_addr):
+async def test_cluster(master_host):
 
     delay = 0.1
     cluster_port = 6372
     remap_base = 7372
     n_nodes = 6
+    hostname, _ = master_host
 
     def remap(address):
         host, port = address
@@ -206,7 +197,7 @@ def remap(address):
     for i in range(n_nodes):
         port = cluster_port + i
         remapped = remap_base + i
-        forward_addr = redis_addr[0], port
+        forward_addr = hostname, port
         proxy = DelayProxy(addr=("127.0.0.1", remapped), redis_addr=forward_addr)
         proxies.append(proxy)
 

tests/test_asyncio/test_sentinel.py

@@ -15,7 +15,7 @@
 
 @pytest_asyncio.fixture(scope="module")
 def master_ip(master_host):
-    yield socket.gethostbyname(master_host)
+    yield socket.gethostbyname(master_host[0])
 
 
 class SentinelTestClient:

tests/test_cluster.py

@@ -8,7 +8,6 @@
 from queue import LifoQueue, Queue
 from time import sleep
 from unittest.mock import DEFAULT, Mock, call, patch
-from urllib.parse import urlparse
 
 import pytest
 
@@ -125,18 +124,6 @@ def close(self):
         self.server.shutdown()
 
 
-@pytest.fixture
-def redis_addr(request):
-    redis_url = request.config.getoption("--redis-url")
-    scheme, netloc = urlparse(redis_url)[:2]
-    assert scheme == "redis"
-    if ":" in netloc:
-        host, port = netloc.split(":")
-        return host, int(port)
-    else:
-        return netloc, 6379
-
-
 @pytest.fixture()
 def slowlog(request, r):
     """
@@ -907,15 +894,16 @@ def raise_connection_error():
         assert "myself" not in nodes.get(curr_default_node.name).get("flags")
         assert r.get_default_node() != curr_default_node
 
-    def test_address_remap(self, request, redis_addr):
+    def test_address_remap(self, request, master_host):
         """Test that we can create a rediscluster object with
         a host-port remapper and map connections through proxy objects
         """
 
         # we remap the first n nodes
         offset = 1000
         n = 6
-        ports = [redis_addr[1] + i for i in range(n)]
+        hostname, master_port = master_host
+        ports = [master_port + i for i in range(n)]
 
         def address_remap(address):
             # remap first three nodes to our local proxy
@@ -928,8 +916,7 @@ def address_remap(address):
 
         # create the proxies
         proxies = [
-            NodeProxy(("127.0.0.1", port + offset), (redis_addr[0], port))
-            for port in ports
+            NodeProxy(("127.0.0.1", port + offset), (hostname, port)) for port in ports
         ]
         for p in proxies:
             p.start()