Add coverage for all raise branches

1 files changed, 9 insertions, 0 deletions

diff --git a/test/with_dummyserver/test_socketlevel.py b/test/with_dummyserver/test_socketlevel.py
index a4a175ce..0a2d587a 100644
--- a/test/with_dummyserver/test_socketlevel.py
+++ b/test/with_dummyserver/test_socketlevel.py
@@ -34,6 +34,7 @@ except ImportError:
         pass
 
 
+import errno
 import os
 import os.path
 import select
@@ -478,6 +479,7 @@ class TestSocketClosing(SocketDummyServerTestCase):
             timed_out.wait()
             sock.close()
 
+        # first ReadTimeoutError due to SocketTimeout
         self._start_server(socket_handler)
         with HTTPSConnectionPool(
             self.host, self.port, timeout=LONG_TIMEOUT, retries=False
@@ -488,6 +490,13 @@ class TestSocketClosing(SocketDummyServerTestCase):
             finally:
                 timed_out.set()
 
+        # second ReadTimeoutError due to errno
+        with HTTPSConnectionPool(host=self.host):
+            err = mock.Mock()
+            err.errno = errno.EAGAIN
+            with pytest.raises(ReadTimeoutError):
+                pool._raise_timeout(err, "", 0)
+
     def test_timeout_errors_cause_retries(self):
         def socket_handler(listener):
             sock_timeout = listener.accept()[0]