Clean up test suite, add .gitattributes to exclude dev files from exports and run tests on PHP 7.4 and simplify test matrix

.gitattributes

@@ -0,0 +1,6 @@
+/.gitattributes export-ignore
+/.gitignore export-ignore
+/.travis.yml export-ignore
+/examples/ export-ignore
+/phpunit.xml.dist export-ignore
+/tests/ export-ignore

.travis.yml

@@ -1,24 +1,23 @@
 language: php
 
-php:
-# - 5.3 # requires old distro, see below
-  - 5.4
-  - 5.5
-  - 5.6
-  - 7.0
-  - 7.1
-  - 7.2
-  - hhvm # ignore errors, see below
-
-# lock distro so future defaults will not break the build
+# lock distro so new future defaults will not break the build
 dist: trusty
 
 matrix:
   include:
     - php: 5.3
       dist: precise
+    - php: 5.4
+    - php: 5.5
+    - php: 5.6
+    - php: 7.0
+    - php: 7.1
+    - php: 7.2
+    - php: 7.3
+    - php: 7.4
+    - php: hhvm-3.18
   allow_failures:
-    - php: hhvm
+    - php: hhvm-3.18
 
 sudo: false
 

composer.json

@@ -13,14 +13,17 @@
     "autoload": {
         "psr-4": { "Clue\\React\\Multicast\\": "src/" }
     },
+    "autoload-dev": {
+        "psr-4": { "Clue\\Tests\\React\\Multicast\\": "tests/" }
+    },
     "require": {
         "php": ">=5.3",
         "react/event-loop": "^1.0 || ^0.5 || ^0.4 || ^0.3",
         "react/datagram": "~1.0"
     },
     "require-dev": {
         "clue/hexdump": "0.2.*",
-        "phpunit/phpunit": "^6.0 || ^5.7 || ^4.8.35"
+        "phpunit/phpunit": "^9.0 ||^6.0 || ^5.7 || ^4.8.35"
     },
     "suggest": {
         "ext-sockets": "Requires PHP 5.4+ and the low level socket API for listening on multicast addresses (socket options to send IGMP announcements)"

phpunit.xml.dist

@@ -1,11 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 
-<phpunit bootstrap="tests/bootstrap.php"
-         colors="true"
-         convertErrorsToExceptions="true"
-         convertNoticesToExceptions="true"
-         convertWarningsToExceptions="true"
->
+<phpunit bootstrap="vendor/autoload.php" colors="true">
     <testsuites>
         <testsuite name="Multicast React Test Suite">
             <directory>./tests/</directory>

tests/FunctionalTest.php

@@ -1,5 +1,7 @@
 <?php
 
+namespace Clue\Tests\React\Multicast;
+
 use Clue\React\Multicast\Factory;
 
 class FunctionalTest extends TestCase
@@ -9,9 +11,12 @@ class FunctionalTest extends TestCase
 
     private $address = '224.224.244.244:2244';
 
-    public function setUp()
+    /**
+     * @before
+     */
+    public function setUpMocks()
     {
-        $this->loop = React\EventLoop\Factory::create();
+        $this->loop = \React\EventLoop\Factory::create();
         $this->factory = new Factory($this->loop);
     }
 
@@ -31,7 +36,7 @@ public function testMultipleReceivers()
     {
         try {
             $receiver1 = $this->factory->createReceiver($this->address);
-        } catch (BadMethodCallException $e) {
+        } catch (\BadMethodCallException $e) {
             $this->markTestSkipped('No multicast support');
         }
 

tests/bootstrap.php → tests/TestCase.php

@@ -1,10 +1,8 @@
 <?php
 
-require __DIR__ . '/../vendor/autoload.php';
+namespace Clue\Tests\React\Multicast;
 
-error_reporting(-1);
-
-class TestCase extends PHPUnit\Framework\TestCase
+class TestCase extends \PHPUnit\Framework\TestCase
 {
     protected function expectCallableOnce()
     {