bootstrap a testing worthy nginx-fpm-php setup

Author: schnipseljagd

README.md

@@ -31,3 +31,11 @@ composer install
 # export REDIS_HOST=192.168.59.100
 ./vendor/bin/phpunit
 ```
+
+## Black box testing
+
+Just start the nginx, fpm & redis setup with docker-compose:
+```
+docker-compose up
+vendor/bin/phpunit tests/Test/BlackBoxTest.php
+```

docker-compose.yml

@@ -1,9 +1,20 @@
-client_php:
+nginx:
+  build: nginx/
+  links:
+    - php-fpm
+  ports:
+    - 8080:80
+
+php-fpm:
   build: .
   volumes:
-    - .:/prometheus_client_php
+    - .:/var/www/html
   links:
     - redis
+  environment:
+    - REDIS_HOST=redis
 
 redis:
   image: redis
+  ports:
+      - 6379:6379

examples/flush_redis.php

@@ -1,5 +1,7 @@
 <?php
 require __DIR__ . '/../vendor/autoload.php';
 
-$redisAdapter = new \Prometheus\RedisAdapter('localhost');
+define('REDIS_HOST', isset($_SERVER['REDIS_HOST']) ? $_SERVER['REDIS_HOST'] : '127.0.0.1');
+
+$redisAdapter = new \Prometheus\RedisAdapter(REDIS_HOST);
 $redisAdapter->flushRedis();

examples/metrics.php

@@ -4,7 +4,9 @@
 use Prometheus\RedisAdapter;
 use Prometheus\Registry;
 
-$redisAdapter = new RedisAdapter('localhost');
+define('REDIS_HOST', isset($_SERVER['REDIS_HOST']) ? $_SERVER['REDIS_HOST'] : '127.0.0.1');
+
+$redisAdapter = new RedisAdapter(REDIS_HOST);
 $registry = new Registry($redisAdapter);
 $result = $registry->toText();
 

examples/some_request_uri.php

@@ -1,7 +1,11 @@
 <?php
 require __DIR__ . '/../vendor/autoload.php';
 
-$redisAdapter = new \Prometheus\RedisAdapter('localhost');
+define('REDIS_HOST', isset($_SERVER['REDIS_HOST']) ? $_SERVER['REDIS_HOST'] : '127.0.0.1');
+
+error_log('c='. $_GET['c']);
+
+$redisAdapter = new \Prometheus\RedisAdapter(REDIS_HOST);
 $registry = new \Prometheus\Registry($redisAdapter);
 $counter = $registry->registerGauge('test', 'some_gauge', 'it sets', ['type']);
 $counter->set(234, ['blue']);

nginx/Dockerfile

@@ -0,0 +1,4 @@
+FROM nginx
+
+RUN rm /etc/nginx/conf.d/default.conf
+ADD default.conf /etc/nginx/conf.d/

nginx/default.conf

@@ -0,0 +1,16 @@
+server {
+    listen 80;
+
+    root /var/www/html;
+
+    error_log /var/log/nginx/localhost.error.log;
+    access_log /var/log/nginx/localhost.access.log;
+
+    location ~ ^/.+\.php(/|$) {
+        fastcgi_pass php-fpm:9000;
+        fastcgi_split_path_info ^(.+\.php)(/.*)$;
+        include fastcgi_params;
+        fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
+        fastcgi_param HTTPS off;
+    }
+}

phpunit.xml

@@ -1,7 +1,7 @@
 <phpunit colors="true" bootstrap="./tests/bootstrap.php">
     <testsuites>
         <testsuite name="Test Suite">
-            <directory>./tests/Test/</directory>
+            <directory>./tests/Test/Prometheus</directory>
         </testsuite>
     </testsuites>
 </phpunit>

tests/Test/BlackBoxTest.php

@@ -17,16 +17,16 @@ public function countersShouldIncrementAtomically()
 
         $start = microtime(true);
         $promises = [
-            $client->getAsync('/examples/some_request_uri.php?0'),
-            $client->getAsync('/examples/some_request_uri.php?1'),
-            $client->getAsync('/examples/some_request_uri.php?2'),
-            $client->getAsync('/examples/some_request_uri.php?3'),
-            $client->getAsync('/examples/some_request_uri.php?4'),
-            $client->getAsync('/examples/some_request_uri.php?5'),
-            $client->getAsync('/examples/some_request_uri.php?6'),
-            $client->getAsync('/examples/some_request_uri.php?7'),
-            $client->getAsync('/examples/some_request_uri.php?8'),
-            $client->getAsync('/examples/some_request_uri.php?9'),
+            $client->getAsync('/examples/some_request_uri.php?c=0'),
+            $client->getAsync('/examples/some_request_uri.php?c=1'),
+            $client->getAsync('/examples/some_request_uri.php?c=2'),
+            $client->getAsync('/examples/some_request_uri.php?c=3'),
+            $client->getAsync('/examples/some_request_uri.php?c=4'),
+            $client->getAsync('/examples/some_request_uri.php?c=5'),
+            $client->getAsync('/examples/some_request_uri.php?c=6'),
+            $client->getAsync('/examples/some_request_uri.php?c=7'),
+            $client->getAsync('/examples/some_request_uri.php?c=8'),
+            $client->getAsync('/examples/some_request_uri.php?c=9'),
         ];
 
         Promise\settle($promises)->wait();