support Symfony 5 (#27)

* support Symfony 5

* removed end of life versions of PHP and added PHP7.4 to CI

* updated PHPUnit to a supported version

.travis.yml

@@ -1,48 +1,33 @@
 language: php
 
 php:
-  - 7.1
   - 7.2
+  - 7.3
+  - 7.4snapshot
 
 env:
   - SYMFONY_VERSION=~4.1.0
 
 matrix:
   include:
-    - php: 5.5
-      env: SYMFONY_VERSION=~3.1.0
-    - php: 5.6
-      env: SYMFONY_VERSION=~3.1.0
-    - php: 7.0
-      env: SYMFONY_VERSION=~3.1.0
-    - php: 7.1
-      env: SYMFONY_VERSION=~3.1.0
     - php: 7.2
       env: SYMFONY_VERSION=~3.1.0
-    - php: 5.5
-      env: SYMFONY_VERSION=~3.0.0
-    - php: 5.6
-      env: SYMFONY_VERSION=~3.0.0
-    - php: 7.0
-      env: SYMFONY_VERSION=~3.0.0
-    - php: 7.1
-      env: SYMFONY_VERSION=~3.0.0
     - php: 7.2
       env: SYMFONY_VERSION=~3.0.0
-    - php: 5.5
-      env: SYMFONY_VERSION=~2.4
-    - php: 5.6
-      env: SYMFONY_VERSION=~2.4
-    - php: 7.0
-      env: SYMFONY_VERSION=~2.4
-    - php: 7.1
-      env: SYMFONY_VERSION=~2.4
     - php: 7.2
       env: SYMFONY_VERSION=~2.4
-    - php: 7.1
-      env: SYMFONY_VERSION=~4.2.0
     - php: 7.2
       env: SYMFONY_VERSION=~4.2.0
+    - php: 7.3
+      env: SYMFONY_VERSION=~4.2.0
+    - php: 7.4snapshot
+      env: SYMFONY_VERSION=~4.2.0
+    - php: 7.2
+      env: SYMFONY_VERSION=~5.0.0
+    - php: 7.3
+      env: SYMFONY_VERSION=~5.0.0
+    - php: 7.4snapshot
+      env: SYMFONY_VERSION=~5.0.0
 
 before_script:
   - composer require "symfony/framework-bundle:${SYMFONY_VERSION}" --no-update

Tests/AnalyticsFactoryTest.php

@@ -20,7 +20,7 @@ final class AnalyticsFactoryTest extends TestCase
      */
     protected $requestStack;
 
-    protected function setUp()
+    protected function setUp(): void
     {
         $this->requestStack = new RequestStack();
         $this->factory = new AnalyticsFactory($this->requestStack, 1, 'UA-XXXXXXXX-X', true, false, true, true, false);

composer.json

@@ -18,10 +18,10 @@
     "require": {
         "php": ">=5.5",
         "theiconic/php-ga-measurement-protocol": "^2.7",
-        "symfony/framework-bundle": "~2.4||~3.0||~4.0"
+        "symfony/framework-bundle": "~2.4||~3.0||~4.0||~5.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "4.8.*"
+        "phpunit/phpunit": "^8.4"
     },
     "autoload": {
         "psr-4": { "FourLabs\\GampBundle\\": "" }