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<?php
namespace Codeception\Lib\Generator;
use Behat\Gherkin\Node\StepNode;
use Codeception\Test\Loader\Gherkin;
use Codeception\Util\Template;
use Symfony\Component\Finder\Finder;
class GherkinSnippets
{
protected $template = <<<EOF
/**
* @{{type}} {{text}}
*/
public function {{methodName}}({{params}})
{
throw new \PHPUnit\Framework\IncompleteTestError("Step `{{text}}` is not defined");
}
EOF;
protected $snippets = [];
protected $processed = [];
protected $features = [];
public function __construct($settings, $test = null)
{
$loader = new Gherkin($settings);
$pattern = $loader->getPattern();
$path = $settings['path'];
if (!empty($test)) {
$path = $settings['path'].'/'.$test;
if (preg_match($pattern, $test)) {
$path = dirname($path);
$pattern = basename($test);
}
}
$finder = Finder::create()
->files()
->sortByName()
->in($path)
->followLinks()
->name($pattern);
foreach ($finder as $file) {
$pathname = str_replace("//", "/", $file->getPathname());
$loader->loadTests($pathname);
}
$availableSteps = $loader->getSteps();
$allSteps = [];
foreach ($availableSteps as $stepGroup) {
$allSteps = array_merge($allSteps, $stepGroup);
}
foreach ($loader->getTests() as $test) {
/** @var $test \Codeception\Test\Gherkin **/
$steps = $test->getScenarioNode()->getSteps();
if ($test->getFeatureNode()->hasBackground()) {
$steps = array_merge($steps, $test->getFeatureNode()->getBackground()->getSteps());
}
foreach ($steps as $step) {
$matched = false;
$text = $step->getText();
if (self::stepHasPyStringArgument($step)) {
// pretend it is inline argument
$text .= ' ""';
}
foreach (array_keys($allSteps) as $pattern) {
if (preg_match($pattern, $text)) {
$matched = true;
break;
}
}
if (!$matched) {
$this->addSnippet($step);
$file = str_ireplace($settings['path'], '', $test->getFeatureNode()->getFile());
if (!in_array($file, $this->features)) {
$this->features[] = $file;
}
}
}
}
}
public function addSnippet(StepNode $step)
{
$args = [];
$pattern = $step->getText();
// match numbers (not in quotes)
if (preg_match_all('~([\d\.])(?=([^"]*"[^"]*")*[^"]*$)~', $pattern, $matches)) {
foreach ($matches[1] as $num => $param) {
$num++;
$args[] = '$num' . $num;
$pattern = str_replace($param, ":num$num", $pattern);
}
}
// match quoted string
if (preg_match_all('~"(.*?)"~', $pattern, $matches)) {
foreach ($matches[1] as $num => $param) {
$num++;
$args[] = '$arg' . $num;
$pattern = str_replace('"'.$param.'"', ":arg$num", $pattern);
}
}
// Has multiline argument at the end of step?
if (self::stepHasPyStringArgument($step)) {
$num = count($args) + 1;
$pattern .= " :arg$num";
$args[] = '$arg' . $num;
}
if (in_array($pattern, $this->processed)) {
return;
}
$methodName = preg_replace('~(\s+?|\'|\"|\W)~', '', ucwords(preg_replace('~"(.*?)"|\d+~', '', $step->getText())));
if (empty($methodName)) {
$methodName = 'step_' . substr(sha1($pattern), 0, 9);
}
$this->snippets[] = (new Template($this->template))
->place('type', $step->getKeywordType())
->place('text', $pattern)
->place('methodName', lcfirst($methodName))
->place('params', implode(', ', $args))
->produce();
$this->processed[] = $pattern;
}
public function getSnippets()
{
return $this->snippets;
}
public function getFeatures()
{
return $this->features;
}
public static function stepHasPyStringArgument(StepNode $step)
{
if ($step->hasArguments()) {
$stepArgs = $step->getArguments();
if ($stepArgs[count($stepArgs) - 1]->getNodeType() == "PyString") {
return true;
}
}
return false;
}
}