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<?php
/**
 * This file is part of the MediaWiki skin Chameleon.
 *
 * @copyright 2013 - 2014, Stephan Gambke
 * @license   GNU General Public License, version 3 (or any later version)
 *
 * The Chameleon skin is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by the Free
 * Software Foundation, either version 3 of the License, or (at your option) any
 * later version.
 *
 * The Chameleon skin is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program. If not, see <http://www.gnu.org/licenses/>.
 *
 * @file
 * @ingroup Skins
 */

namespace Skins\Chameleon\Tests\Util;

/**
 * @group skins-chameleon
 * @group mediawiki-databaseless
 *
 * @author Stephan Gambke
 * @since 1.0
 * @ingroup Skins
 * @ingroup Test
 */
class ColoringTextUIResultPrinter extends \PHPUnit_TextUI_ResultPrinter {

	/**
	 * @var array
	 */
	protected static $ansiCodes = array(
		'bold'       => 1,
		'fg-black'   => 30,
		'fg-red'     => 31,
		'fg-green'   => 32,
		'fg-yellow'  => 33,
		'fg-cyan'    => 36,
		'fg-white'   => 37,
		'bg-red'     => 41,
		'bg-green'   => 42,
		'bg-yellow'  => 43
	);

	public function endTest(\PHPUnit_Framework_Test $test, $time)
	{
		if (!$this->lastTestFailed) {

			$color = '';
			if ( method_exists($test, 'getSuccessColor' )) {
				$color = $test->getSuccessColor();
			}
			$this->writeProgressWithColor($color, '.');

		}

		if ($test instanceof \PHPUnit_Framework_TestCase) {
			$this->numAssertions += $test->getNumAssertions();
		} elseif ($test instanceof \PHPUnit_Extensions_PhptTestCase) {
			$this->numAssertions++;
		}

		$this->lastTestFailed = false;

		if ($test instanceof \PHPUnit_Framework_TestCase) {
			if (!$test->hasPerformedExpectationsOnOutput()) {
				$this->write($test->getActualOutput());
			}
		}
	}

	protected function formatWithColor($color, $buffer)
	{
		if (!$this->colors) {
			return $buffer;
		}

		$codes = array_filter( array_map('trim', explode(',', $color)) );
		$lines = explode("\n", $buffer);
		$padding = max(array_map('strlen', $lines));

		$styles = array();
		foreach ($codes as $code) {
			$styles[] = self::$ansiCodes[$code];
		}
		$style = sprintf("\x1b[%sm", implode(';', $styles));

		$styledLines = array();
		foreach ($lines as $line) {
			$styledLines[] = $style . str_pad($line, $padding) . "\x1b[0m";
		}

		return implode("\n", $styledLines);
	}

}