--- /dev/null
+<?php
+
+namespace atick;
+
+include __DIR__."/../../../setup.inc";
+
+class IOTest extends \PHPUnit_Framework_TestCase {
+ protected $ticker;
+
+ function setUp() {
+ $this->ticker = new Ticker;
+ }
+
+ function testIO() {
+ $gzip = new IO\Process("gzip -1");
+ $base = new IO\Process("base64");
+ $func = new IO\Filter(function($f, $data, $eof) {
+ return strrev($data);
+ });
+
+ fwrite($gzip->getInput(), "Hello World!\n");
+ fclose($gzip->getInput());
+
+ $ticker = new Ticker;
+ $ticker->pipe($gzip, $base, $func, "fpassthru");
+
+ ob_start();
+ while($ticker(1));
+ $this->assertStringMatchesFormat("\nAAAAN0HFd3NACQeUJp8LPjwVJnczIN/AEI%sAIs4H", ob_get_contents());
+ }
+}