Use localhost rather than 0.0.0.0 (fixes #38).

Author: tillahoffmann

testcontainers/core/container.py

@@ -4,7 +4,7 @@
 
 from testcontainers.core.docker_client import DockerClient
 from testcontainers.core.exceptions import ContainerStartException
-from testcontainers.core.utils import is_windows, inside_container
+from testcontainers.core.utils import inside_container
 
 
 class DockerContainer(object):
@@ -81,10 +81,7 @@ def get_container_host_ip(self) -> str:
         # container's IP address from the dockder "bridge" network
         if inside_container():
             return self.get_docker_client().bridge_ip(self._container.id)
-        elif is_windows():
-            return "localhost"
-        else:
-            return "0.0.0.0"
+        return "localhost"
 
     def get_exposed_port(self, port) -> str:
         if inside_container():

tests/test_new_docker_api.py

@@ -30,7 +30,7 @@ def test_docker_env_variables():
     db.with_bind_ports(3306, 32785)
     with db:
         url = db.get_connection_url()
-        assert url == 'mysql+pymysql://demo:test@0.0.0.0:32785/custom_db'
+        assert url == 'mysql+pymysql://demo:test@localhost:32785/custom_db'
 
 
 def test_docker_kargs():