add phpunit config

tests/ConstantPredicateTest.php

@@ -12,6 +12,8 @@ use Kadet\Functional\Predicate\ConstantPredicate;
 
 class ConstantPredicateTest extends PHPUnit\Framework\TestCase
 {
+    use RandomDataTrait;
+
     private function getTestPredicate()
     {
         return function ($arg = null) {
@@ -19,20 +21,6 @@ class ConstantPredicateTest extends PHPUnit\Framework\TestCase
         };
     }
 
-    public function randomDataProvider()
-    {
-        return [
-            ['x'],
-            [false],
-            [true],
-            [],
-            [(object)[]],
-            [false, true],
-            [null, true],
-            [2321321]
-        ];
-    }
-
     /**
      * @dataProvider randomDataProvider
      */

tests/RandomDataTrait.php

@@ -0,0 +1,25 @@
+<?php
+/**
+ * Copyright 2018 Kacper Donat
+ *
+ * @author Kacper "Kadet" Donat <kacper@kadet.net>
+ *
+ * Full license available in separate LICENSE file
+ */
+
+trait RandomDataTrait
+{
+    public function randomDataProvider()
+    {
+        return [
+            ['x'],
+            [false],
+            [true],
+            [],
+            [(object)[]],
+            [false, true],
+            [null, true],
+            [2321321]
+        ];
+    }
+}

tests/bootstrap.php

@@ -0,0 +1,11 @@
+<?php
+/**
+ * Copyright 2018 Kacper Donat
+ *
+ * @author Kacper "Kadet" Donat <kacper@kadet.net>
+ *
+ * Full license available in separate LICENSE file
+ */
+
+require_once __DIR__.'/../vendor/autoload.php';
+require_once __DIR__.'/RandomDataTrait.php';