test: cover gh-116 issue

Author: 7-zete-7

tests/AbstractProcessTest.php

@@ -1099,6 +1099,22 @@ function ($output) use (&$stdErr) {
         $loop->run();
     }
 
+    public function testIssue116()
+    {
+        $loop = $this->createLoop();
+        $process = new Process('exit 0');
+
+        $process->start($loop);
+
+        // through some chain
+        $process->stdout->on('close', [$process, 'close']);
+
+        $process->close();
+        $loop->stop();
+
+        $this->assertFalse($process->isRunning());
+    }
+
     /**
      * Execute a callback at regular intervals until it returns successfully or
      * a timeout is reached.