unit test endpoint

.drone.yml

@@ -27,6 +27,15 @@ steps:
   - find . -name "*.py" -exec python3 -m mccabe --min 3 '{}' + || if [ $? -eq 1 ]; then echo "you fail"; fi
   - bandit -r . + || if [ $? -eq 1 ]; then echo "you fail"; fi
 
+- name: unit_test
+  image: python:3.8
+  environment:
+    REDIS_URL: "redis://cache"
+  commands:
+    - pip3 install -r requirements.txt
+    - pytest test.py
+
+
 - name: rebuild-cache-with-filesystem
   image: meltwater/drone-cache
   pull: true
@@ -65,6 +74,10 @@ steps:
   when:
     status: [ failure ]
 
+services:
+  - name: cache
+    image: redis
+
 volumes:
 - name: cache
   temp: {}

curl-test.sh

@@ -0,0 +1,6 @@
+#!/usr/bin/env bash
+
+curl --header "Content-Type: application/json" \
+  --request POST \
+  --data '{"uuid":"c959ad81-58f9-4445-aab4-8f3d68aee1ad", "ip":"127.1.2.3"}' \
+  http://localhost:5000/ip

docker-compose.yml

@@ -0,0 +1,11 @@
+version: '3'
+
+networks:
+  redis:
+    external: false
+
+services:
+  redis:
+    image: redis
+    ports:
+    - 6969:6379

endpoints.py

@@ -1,6 +1,6 @@
 import json
 from redisclient import redis_client
-from flask import jsonify, request, Response
+from flask import request, Response
 from flask_classful import FlaskView
 
 
@@ -14,4 +14,4 @@ class IPEndpoint(FlaskView):
         strconsumer = json.dumps(consumer).encode('utf-8')
         redis_client.set('currentConsumer', strconsumer)
 
-        return Response(status=204)
+        return Response(status=204)

redisclient.py

@@ -1,3 +1,3 @@
 from flask_redis import FlaskRedis
 
-redis_client = FlaskRedis()
+redis_client = FlaskRedis()

requirements.txt

@@ -1,5 +1,9 @@
 flask
 flask-classful
+redis
 flask-redis
 gunicorn
-sentry-sdk[flask]
+sentry-sdk[flask]
+pytest
+pytest-flask
+pytest-redis

test.py

@@ -0,0 +1,56 @@
+#!/usr/bin/env python
+
+"""
+Unit tests for the producer-endpoint module.
+"""
+
+import os
+import json
+import pytest
+import redis
+from pytest_redis import factories
+import app
+
+
+generateduuid = 'c959ad81-58f9-4445-aab4-8f3d68aee1ad'
+redis_proc = factories.redis_proc(host='cache', port=6379)
+redis_db = factories.redisdb('redis_nooproc')
+redstuff = redis.Redis.from_url(url=os.environ['REDIS_URL'])
+redstuff.set('currentConsumer', json.dumps({'uuid': generateduuid, 'Host': "127.2.2.2"}).encode('utf-8'))
+
+@pytest.fixture
+def client():
+    """Client fixture"""
+    with app.app.test_client() as client:
+        yield client
+
+
+def test_set_currentconsumer_success(client):
+
+    r = client.post("/ip", json={'uuid': generateduuid, 'ip': "127.1.2.3"})
+
+    json_in_redis = json.loads(redstuff.get('currentConsumer'))
+
+    assert r.status_code == 204
+    assert json_in_redis == {'uuid': generateduuid, 'Host': "127.1.2.3"}
+
+
+def test_set_currentconsumer_server_error(client):
+
+    r = client.post("/ip", json="unexpected")
+
+    assert r.status_code == 500
+
+
+def test_set_currentconsumer_notfound(client):
+
+    r = client.post("/test")
+
+    assert r.status_code == 404
+
+
+def test_set_currentconsumer_method_not_allowed(client):
+
+    r = client.get("/ip")
+
+    assert r.status_code == 405