PhutilCowsayTestCase.php
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	<?php

	final class PhutilCowsayTestCase extends PhutilTestCase {

	public function testCowsay() {
	$dir = dirname(__FILE__).'/cowsay/';
	$tests = array();
	foreach (Filesystem::listDirectory($dir, false) as $test) {
	if (preg_match('/\.test\z/', $test)) {
	$tests[] = $test;
	}
	}

	foreach ($tests as $test) {
	$data = Filesystem::readFile($dir.$test);
	$expect = preg_replace('/\.test\z/', '.expect', $test);
	$expect = Filesystem::readFile($dir.$expect);

	$pattern = '/^~~~+$/m';

	if (!preg_match($pattern, $data)) {
	throw new Exception(
	pht(
	'Expected cowsay test file "%s" to contain a line of tildes '.
	'separating the template from the test parameters.',
	$test));
	}

	list($template, $spec) = preg_split($pattern, $data, 2);
	$spec = phutil_json_decode($spec);

	$cowsay = id(new PhutilCowsay())
	->setTemplate($template);

	if (idx($spec, 'text') !== null) {
	$cowsay->setText($spec['text']);
	}

	if (idx($spec, 'eyes') !== null) {
	$cowsay->setEyes($spec['eyes']);
	}

	if (idx($spec, 'tongue') !== null) {
	$cowsay->setTongue($spec['tongue']);
	}

	if (idx($spec, 'action') !== null) {
	$cowsay->setAction($spec['action']);
	}

	$actual = $cowsay->renderCow();

	$this->assertEqual(
	rtrim($expect),
	rtrim($actual),
	pht('Cowsay Test Case "%s"', $test));
	}
	}

	}