fixes server start test by fixing mock and adding delay in retry attempts

Author: platinummonkey

wiremock/server/server.py

@@ -62,6 +62,7 @@ def start(self):
             if resp.status_code == 200:
                 success = True
                 break
+            time.sleep(0.25)
 
         if not success:
             raise WireMockServerNotStartedError("unable to get a successful GET http://localhost:{}/__admin response".format(self.port))

wiremock/tests/server_tests/server_tests.py

@@ -4,6 +4,7 @@
 import unittest
 from subprocess import STDOUT, PIPE
 
+import responses
 from mock import patch, DEFAULT
 from pkg_resources import resource_filename
 
@@ -56,7 +57,11 @@ def test_get_free_port(self, mock_socket):
     @attr("unit", "server")
     @patch("wiremock.server.server.atexit")
     @patch("wiremock.server.server.Popen")
+    @responses.activate
     def test_start(self, Popen, atexit):
+        # mock healthy endpoint
+        responses.add(responses.GET, "http://localhost/__admin", json=[], status=200)
+
         def poll():
             Popen.return_value.returncode = None
             return None