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added tests
This commit is contained in:
David Grudl
400
tests/NetteTest/TestCase.php
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400
tests/NetteTest/TestCase.php
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<?php
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/**
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* Nette Framework
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*
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* @copyright Copyright (c) 2004, 2010 David Grudl
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* @license http://nette.org/license Nette license
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* @link http://nette.org
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* @category Nette
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* @package Nette\Test
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*/
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/**
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* Single test case.
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*
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* @author David Grudl
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* @package Nette\Test
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*/
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class TestCase
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{
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/** @var string test file */
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private $file;
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/** @var array test file multiparts */
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private $sections;
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/** @var string test output */
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private $output;
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/** @var string output headers in raw format */
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private $headers;
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/** @var string PHP command line */
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private $cmdLine;
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/** @var string PHP command line */
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private $phpVersion;
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/** @var array */
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private static $cachedPhp;
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/**
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* @param string test file name
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* @param string PHP command line
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* @return void
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*/
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public function __construct($testFile)
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{
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$this->file = (string) $testFile;
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$this->sections = self::parseSections($this->file);
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}
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/**
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* Runs single test.
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* @return void
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*/
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public function run()
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{
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// pre-skip?
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$options = $this->sections['options'];
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if (isset($options['skip'])) {
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$message = $options['skip'] ? $options['skip'] : 'No message.';
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throw new TestCaseException($message, TestCaseException::SKIPPED);
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} elseif (isset($options['phpversion'])) {
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$operator = '>=';
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if (preg_match('#^(<=|le|<|lt|==|=|eq|!=|<>|ne|>=|ge|>|gt)#', $options['phpversion'], $matches)) {
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$options['phpversion'] = trim(substr($options['phpversion'], strlen($matches[1])));
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$operator = $matches[1];
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}
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if (version_compare($options['phpversion'], $this->phpVersion, $operator)) {
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throw new TestCaseException("Requires PHP $operator $options[phpversion].", TestCaseException::SKIPPED);
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}
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}
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$this->execute();
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$output = $this->output;
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$headers = array_change_key_case(self::parseLines($this->headers, ':'), CASE_LOWER);
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$tests = 0;
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// post-skip?
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if (isset($headers['x-nette-test-skip'])) {
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throw new TestCaseException($headers['x-nette-test-skip'], TestCaseException::SKIPPED);
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}
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// compare output
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$expectedOutput = $this->getExpectedOutput();
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if ($expectedOutput !== NULL) {
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$tests++;
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$binary = (bool) preg_match('#[\x00-\x08\x0B\x0C\x0E-\x1F]#', $expectedOutput);
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if ($binary) {
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if ($expectedOutput !== $output) {
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throw new TestCaseException("Binary output doesn't match.");
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}
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} else {
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$output = self::normalize($output, isset($options['keeptrailingspaces']));
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$expectedOutput = self::normalize($expectedOutput, isset($options['keeptrailingspaces']));
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if (!$this->compare($output, $expectedOutput)) {
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throw new TestCaseException("Output doesn't match.");
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}
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}
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}
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// compare headers
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$expectedHeaders = $this->getExpectedHeaders();
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if ($expectedHeaders !== NULL) {
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$tests++;
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$expectedHeaders = self::normalize($expectedHeaders, FALSE);
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$expectedHeaders = array_change_key_case(self::parseLines($expectedHeaders, ':'), CASE_LOWER);
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foreach ($expectedHeaders as $name => $header) {
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if (!isset($headers[$name])) {
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throw new TestCaseException("Missing header '$name'.");
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} elseif (!$this->compare($headers[$name], $header)) {
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throw new TestCaseException("Header '$name' doesn't match.");
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}
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}
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}
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if (!$tests) { // expecting no output
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if (trim($output) !== '') {
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throw new TestCaseException("Empty output doesn't match.");
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}
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}
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}
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/**
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* Sets PHP command line.
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* @param string
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* @param string
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* @param string
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* @return TestCase provides a fluent interface
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*/
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public function setPhp($binary, $args, $environment)
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{
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if (isset(self::$cachedPhp[$binary])) {
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$this->phpVersion = self::$cachedPhp[$binary];
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} else {
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exec($environment . escapeshellarg($binary) . ' -v', $output, $res);
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if ($res !== 0 && $res !== 255) {
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throw new Exception("Unable to execute '$binary -v'.");
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}
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if (!preg_match('#^PHP (\S+).*cli#i', $output[0], $matches)) {
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throw new Exception("Unable to detect PHP version (output: $output[0]).");
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}
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$this->phpVersion = self::$cachedPhp[$binary] = $matches[1];
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}
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$this->cmdLine = $environment . escapeshellarg($binary) . $args;
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return $this;
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}
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/**
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* Execute test.
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* @return array
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*/
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private function execute()
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{
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$this->headers = $this->output = NULL;
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$tempFile = tempnam('', 'tmp');
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if (!$tempFile) {
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throw new Exception("Unable to create temporary file.");
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}
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$command = $this->cmdLine;
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if (isset($this->sections['options']['phpini'])) {
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foreach (explode(';', $this->sections['options']['phpini']) as $item) {
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$command .= " -d " . escapeshellarg(trim($item));
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}
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}
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$command .= ' ' . escapeshellarg($this->file) . ' > ' . escapeshellarg($tempFile);
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chdir(dirname($this->file));
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exec($command, $foo, $res);
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if ($res === 255) {
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// exit_status 255 => parse or fatal error
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} elseif ($res !== 0) {
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throw new Exception("Unable to execute '$command'.");
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}
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$this->output = file_get_contents($tempFile);
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unlink($tempFile);
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}
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/**
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* Returns test file section.
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* @return string
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*/
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public function getSection($name)
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{
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return isset($this->sections[$name]) ? $this->sections[$name] : NULL;
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}
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/**
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* Returns test name.
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* @return string
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*/
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public function getName()
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{
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return $this->sections['options']['name'];
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}
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/**
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* Returns test output.
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* @return string
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*/
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public function getOutput()
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{
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return $this->output;
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}
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/**
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* Returns output headers.
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* @return string
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*/
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public function getHeaders()
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{
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return $this->headers;
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}
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/**
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* Returns expected output.
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* @return string
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*/
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public function getExpectedOutput()
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{
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if (isset($this->sections['expect'])) {
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return $this->sections['expect'];
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} elseif (is_file($expFile = str_replace('.phpt', '', $this->file) . '.expect')) {
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return file_get_contents($expFile);
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} else {
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return NULL;
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}
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}
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/**
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* Returns expected headers.
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* @return string
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*/
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public function getExpectedHeaders()
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{
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return $this->getSection('expectheaders');
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}
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/********************* helpers ****************d*g**/
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/**
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* Splits file into sections.
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* @param string file
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* @return array
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*/
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public static function parseSections($testFile)
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{
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$content = file_get_contents($testFile);
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$sections = array(
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'options' => array(),
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);
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// phpDoc
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$phpDoc = preg_match('#^/\*\*(.*?)\*/#ms', $content, $matches) ? trim($matches[1]) : '';
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preg_match_all('#^\s*\*\s*@(\S+)(.*)#mi', $phpDoc, $matches, PREG_SET_ORDER);
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foreach ($matches as $match) {
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$sections['options'][strtolower($match[1])] = isset($match[2]) ? trim($match[2]) : TRUE;
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}
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$sections['options']['name'] = preg_match('#^\s*\*\s*TEST:(.*)#mi', $phpDoc, $matches) ? trim($matches[1]) : $testFile;
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// file parts
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$tmp = preg_split('#^-{3,}([^\s-]+)-{1,}(?:\r?\n|$)#m', $content, -1, PREG_SPLIT_DELIM_CAPTURE);
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$i = 1;
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while (isset($tmp[$i])) {
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$sections[strtolower($tmp[$i])] = $tmp[$i+1];
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$i += 2;
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}
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return $sections;
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}
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/**
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* Splits HTTP headers into array.
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* @param string
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* @param string
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* @return array
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*/
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public static function parseLines($raw, $separator)
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{
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$headers = array();
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foreach (explode("\r\n", $raw) as $header) {
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$a = strpos($header, $separator);
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if ($a !== FALSE) {
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$headers[trim(substr($header, 0, $a))] = (string) trim(substr($header, $a + 1));
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}
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}
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return $headers;
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}
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/**
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* Compares results.
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* @param string
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* @param string
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* @return bool
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*/
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public static function compare($left, $right)
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{
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$right = strtr($right, array(
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'%a%' => '[^\r\n]+', // one or more of anything except the end of line characters
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'%a?%'=> '[^\r\n]*', // zero or more of anything except the end of line characters
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'%A%' => '.+', // one or more of anything including the end of line characters
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'%A?%'=> '.*', // zero or more of anything including the end of line characters
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'%s%' => '[\t ]+', // one or more white space characters except the end of line characters
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'%s?%'=> '[\t ]*', // zero or more white space characters except the end of line characters
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'%S%' => '\S+', // one or more of characters except the white space
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'%S?%'=> '\S*', // zero or more of characters except the white space
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'%c%' => '[^\r\n]', // a single character of any sort (except the end of line)
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'%d%' => '[0-9]+', // one or more digits
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'%d?%'=> '[0-9]*', // zero or more digits
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'%i%' => '[+-]?[0-9]+', // signed integer value
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'%f%' => '[+-]?\.?\d+\.?\d*(?:[Ee][+-]?\d+)?', // floating point number
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'%h%' => '[0-9a-fA-F]+',// one or more HEX digits
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'%ns%'=> '(?:[_0-9a-zA-Z\\\\]+\\\\|N)?',// PHP namespace
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'%[^' => '[^', // reg-exp
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'%[' => '[', // reg-exp
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']%' => ']+', // reg-exp
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'.' => '\.', '\\' => '\\\\', '+' => '\+', '*' => '\*', '?' => '\?', '[' => '\[', '^' => '\^', ']' => '\]', '$' => '\$', '(' => '\(', ')' => '\)', // preg quote
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'{' => '\{', '}' => '\}', '=' => '\=', '!' => '\!', '>' => '\>', '<' => '\<', '|' => '\|', ':' => '\:', '-' => '\-', "\x00" => '\000', '#' => '\#', // preg quote
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));
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return (bool) preg_match("#^$right$#s", $left);
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}
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/**
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* Normalizes whitespace
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* @param string
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* @param bool
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* @return string
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*/
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public static function normalize($s, $keepTrailingSpaces)
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{
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$s = str_replace("\n", PHP_EOL, str_replace("\r\n", "\n", $s)); // normalize EOL
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if (!$keepTrailingSpaces) {
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$s = preg_replace("#[\t ]+(\r?\n)#", '$1', $s); // multiline right trim
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$s = rtrim($s); // ending trim
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}
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return $s;
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}
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}
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/**
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* Single test exception.
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*
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* @author David Grudl
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* @package Nette\Test
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*/
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class TestCaseException extends Exception
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{
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const SKIPPED = 1;
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}
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