Add NginxContainer (#16)

Author: DStape

testcontainers/nginx.py

@@ -0,0 +1,20 @@
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+from testcontainers.core.generic import GenericContainer
+
+
+class NginxContainer(GenericContainer):
+    def __init__(self, image="nginx:latest", port_to_expose=80):
+        super(NginxContainer, self).__init__(image)
+        self.port_to_expose = port_to_expose
+        self.with_exposed_ports(self.port_to_expose)

tests/test_nginx_container.py

@@ -0,0 +1,14 @@
+import requests
+
+from testcontainers.nginx import NginxContainer
+
+
+def test_docker_run_nginx():
+    nginx_container = NginxContainer("nginx:1.13.8")
+    with nginx_container as nginx:
+        port = nginx.port_to_expose
+        url = "http://{}:{}/".format(nginx.get_container_host_ip(),
+                                     nginx.get_exposed_port(port))
+        r = requests.get(url)
+        assert(r.status_code == 200)
+        assert('Welcome to nginx!' in r.text)