Use Windows-compatible mock server setup

azure_iot_edge/tests/compose/mock_server/docker-compose-windows.yaml

@@ -0,0 +1,10 @@
+version: "3"
+
+services:
+  iot-edge-mock:
+    image: caddy:2.1.1-windowsservercore
+    container_name: iot-edge-mock
+    volumes:
+      - ./metrics/:C:\usr\share\caddy\metrics\
+    ports:
+      - ${MOCK_SERVER_PORT}:80

azure_iot_edge/tests/compose/mock_server/docker-compose.yaml

@@ -2,10 +2,9 @@ version: "3"
 
 services:
   iot-edge-mock:
-    image: nginx:alpine
+    image: caddy:2.1.1-alpine
     container_name: iot-edge-mock
     volumes:
-      - ./nginx.conf:/etc/nginx/conf.d/default.conf
-      - ./metrics/:/www/data/metrics/
+      - ./metrics/:/usr/share/caddy/metrics/
     ports:
       - ${MOCK_SERVER_PORT}:80

azure_iot_edge/tests/conftest.py

@@ -5,6 +5,7 @@
 
 import pytest
 
+from datadog_checks.base.utils.platform import Platform
 from datadog_checks.dev import docker_run
 from datadog_checks.dev.conditions import CheckDockerLogs, WaitFor
 
@@ -57,7 +58,12 @@ def e2e_instance():
 
 @pytest.fixture(scope='session')
 def mock_server():
-    compose_file = os.path.join(common.HERE, 'compose', 'mock_server', 'docker-compose.yaml')
+    if Platform.is_windows():
+        compose_filename = 'docker-compose-windows.yaml'
+    else:
+        compose_filename = 'docker-compose.yaml'
+
+    compose_file = os.path.join(common.HERE, 'compose', 'mock_server', compose_filename)
     env_vars = {"MOCK_SERVER_PORT": str(common.MOCK_SERVER_PORT)}
 
     with docker_run(compose_file, env_vars=env_vars):