Refactored structure

tests/PHPCI/ProcessControl/PosixProcessControlTest.php

@@ -0,0 +1,17 @@
+<?php
+namespace Tests\PHPCI\ProcessControl;
+
+use PHPCI\ProcessControl\PosixProcessControl;
+
+class PosixProcessControlTest extends UnixProcessControlTest
+{
+    protected function setUp()
+    {
+        $this->object = new PosixProcessControl();
+    }
+
+    public function testIsAvailable()
+    {
+        $this->assertEquals(function_exists('posix_kill'), PosixProcessControl::isAvailable());
+    }
+}