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<?php |
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namespace SilverStripe\BehatExtension\Context; |
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use Behat\Behat\Context\ClosuredContextInterface, |
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Behat\Behat\Context\TranslatedContextInterface, |
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Behat\Behat\Context\BehatContext, |
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Behat\Behat\Context\Step, |
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Behat\Behat\Event\FeatureEvent, |
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Behat\Behat\Event\ScenarioEvent, |
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Behat\Behat\Exception\PendingException; |
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use Behat\Gherkin\Node\PyStringNode, |
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Behat\Gherkin\Node\TableNode; |
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use Symfony\Component\DomCrawler\Crawler; |
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// PHPUnit |
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require_once 'PHPUnit/Autoload.php'; |
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require_once 'PHPUnit/Framework/Assert/Functions.php'; |
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/** |
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* Context used to define steps related to email sending. |
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*/ |
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class EmailContext extends BehatContext |
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{ |
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protected $context; |
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protected $mailer; |
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/** |
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* Stored to simplify later assertions |
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*/ |
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protected $lastMatchedEmail; |
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/** |
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* Initializes context. |
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* Every scenario gets it's own context object. |
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* |
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* @param array $parameters context parameters (set them up through behat.yml) |
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*/ |
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public function __construct(array $parameters) |
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{ |
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// Initialize your context here |
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$this->context = $parameters; |
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} |
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/** |
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* Get Mink session from MinkContext |
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*/ |
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public function getSession($name = null) |
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{ |
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return $this->getMainContext()->getSession($name); |
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} |
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/** |
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* @BeforeScenario |
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*/ |
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public function before(ScenarioEvent $event) |
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{ |
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// Also set through the 'supportbehat' extension |
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// to ensure its available both in CLI execution and the tested browser session |
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$this->mailer = new \SilverStripe\BehatExtension\Utility\TestMailer(); |
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\Email::set_mailer($this->mailer); |
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\Config::inst()->update("Email","send_all_emails_to", null); |
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} |
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/** |
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* @Given /^there should (not |)be an email (to|from) "([^"]*)"$/ |
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*/ |
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public function thereIsAnEmailFromTo($negate, $direction, $email) |
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{ |
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$to = ($direction == 'to') ? $email : null; |
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$from = ($direction == 'from') ? $email : null; |
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$match = $this->mailer->findEmail($to, $from); |
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if(trim($negate)) { |
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assertNull($match); |
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} else { |
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assertNotNull($match); |
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} |
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$this->lastMatchedEmail = $match; |
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} |
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/** |
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* @Given /^there should (not |)be an email (to|from) "([^"]*)" titled "([^"]*)"$/ |
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*/ |
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public function thereIsAnEmailFromToTitled($negate, $direction, $email, $subject) |
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{ |
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$to = ($direction == 'to') ? $email : null; |
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$from = ($direction == 'from') ? $email : null; |
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$match = $this->mailer->findEmail($to, $from, $subject); |
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$allMails = $this->mailer->findEmails($to, $from); |
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$allTitles = $allMails ? '"' . implode('","', array_map(function($email) {return $email->Subject;}, $allMails)) . '"' : null; |
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if(trim($negate)) { |
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assertNull($match); |
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} else { |
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$msg = sprintf( |
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'Could not find email %s "%s" titled "%s".', |
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$direction, |
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$email, |
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$subject |
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); |
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if($allTitles) { |
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$msg .= ' Existing emails: ' . $allTitles; |
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} |
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assertNotNull($match,$msg); |
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} |
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$this->lastMatchedEmail = $match; |
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} |
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/** |
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* Example: Given the email should contain "Thank you for registering!". |
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* Assumes an email has been identified by a previous step, |
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* e.g. through 'Given there should be an email to "[email protected]"'. |
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* |
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* @Given /^the email should (not |)contain "([^"]*)"$/ |
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*/ |
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public function thereTheEmailContains($negate, $content) |
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{ |
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if(!$this->lastMatchedEmail) { |
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throw new \LogicException('No matched email found from previous step'); |
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} |
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$email = $this->lastMatchedEmail; |
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$emailContent = null; |
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if($email->Content) { |
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$emailContent = $email->Content; |
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} else { |
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$emailContent = $email->PlainContent; |
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} |
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if(trim($negate)) { |
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assertNotContains($content, $emailContent); |
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} else { |
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assertContains($content, $emailContent); |
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} |
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} |
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/** |
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* @When /^I click on the "([^"]*)" link in the email (to|from) "([^"]*)"$/ |
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*/ |
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View Code Duplication |
public function iGoToInTheEmailTo($linkSelector, $direction, $email) |
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{ |
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$to = ($direction == 'to') ? $email : null; |
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$from = ($direction == 'from') ? $email : null; |
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$match = $this->mailer->findEmail($to, $from); |
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assertNotNull($match); |
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$crawler = new Crawler($match->Content); |
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$linkEl = $crawler->selectLink($linkSelector); |
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assertNotNull($linkEl); |
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$link = $linkEl->attr('href'); |
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assertNotNull($link); |
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return new Step\When(sprintf('I go to "%s"', $link)); |
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} |
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/** |
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* @When /^I click on the "([^"]*)" link in the email (to|from) "([^"]*)" titled "([^"]*)"$/ |
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*/ |
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View Code Duplication |
public function iGoToInTheEmailToTitled($linkSelector, $direction, $email, $title) |
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{ |
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$to = ($direction == 'to') ? $email : null; |
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$from = ($direction == 'from') ? $email : null; |
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$match = $this->mailer->findEmail($to, $from, $title); |
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assertNotNull($match); |
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$crawler = new Crawler($match->Content); |
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$linkEl = $crawler->selectLink($linkSelector); |
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assertNotNull($linkEl); |
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$link = $linkEl->attr('href'); |
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assertNotNull($link); |
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return new Step\When(sprintf('I go to "%s"', $link)); |
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} |
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/** |
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* Assumes an email has been identified by a previous step, |
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* e.g. through 'Given there should be an email to "[email protected]"'. |
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* |
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* @When /^I click on the "([^"]*)" link in the email"$/ |
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*/ |
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public function iGoToInTheEmail($linkSelector) |
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{ |
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if(!$this->lastMatchedEmail) { |
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throw new \LogicException('No matched email found from previous step'); |
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} |
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$match = $this->lastMatchedEmail; |
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$crawler = new Crawler($match->Content); |
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$linkEl = $crawler->selectLink($linkSelector); |
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assertNotNull($linkEl); |
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$link = $linkEl->attr('href'); |
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assertNotNull($link); |
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return new Step\When(sprintf('I go to "%s"', $link)); |
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} |
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/** |
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* @Given /^I clear all emails$/ |
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*/ |
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public function iClearAllEmails() |
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{ |
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$this->lastMatchedEmail = null; |
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return $this->mailer->clearEmails(); |
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} |
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/** |
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* Example: Then the email should contain the following data: |
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* | row1 | |
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* | row2 | |
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* Assumes an email has been identified by a previous step. |
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* @Then /^the email should (not |)contain the following data:$/ |
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*/ |
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public function theEmailContainFollowingData($negate, TableNode $table) { |
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if(!$this->lastMatchedEmail) { |
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throw new \LogicException('No matched email found from previous step'); |
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} |
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$email = $this->lastMatchedEmail; |
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$emailContent = null; |
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if($email->Content) { |
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$emailContent = $email->Content; |
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} else { |
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$emailContent = $email->PlainContent; |
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} |
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// Convert html content to plain text |
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$emailContent = strip_tags($emailContent); |
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$rows = $table->getRows(); |
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// For "should not contain" |
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if(trim($negate)) { |
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foreach($rows as $row) { |
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assertNotContains($row[0], $emailContent); |
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} |
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} else { |
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foreach($rows as $row) { |
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assertContains($row[0], $emailContent); |
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} |
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} |
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} |
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/** |
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* @Then /^there should (not |)be an email titled "([^"]*)"$/ |
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*/ |
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public function thereIsAnEmailTitled($negate, $subject) |
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{ |
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$match = $this->mailer->findEmail(null, null, $subject); |
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if(trim($negate)) { |
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assertNull($match); |
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} else { |
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$msg = sprintf( |
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'Could not find email titled "%s".', |
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$subject |
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); |
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assertNotNull($match,$msg); |
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} |
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$this->lastMatchedEmail = $match; |
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} |
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/** |
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* @Then /^the email should (not |)be sent from "([^"]*)"$/ |
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*/ |
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View Code Duplication |
public function theEmailSentFrom($negate, $from) |
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{ |
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if(!$this->lastMatchedEmail) { |
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throw new \LogicException('No matched email found from previous step'); |
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} |
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$match = $this->lastMatchedEmail; |
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if(trim($negate)) { |
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assertNotContains($from, $match->From); |
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} else { |
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assertContains($from, $match->From); |
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} |
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} |
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/** |
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* @Then /^the email should (not |)be sent to "([^"]*)"$/ |
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*/ |
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View Code Duplication |
public function theEmailSentTo($negate, $to) |
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{ |
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if(!$this->lastMatchedEmail) { |
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throw new \LogicException('No matched email found from previous step'); |
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} |
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$match = $this->lastMatchedEmail; |
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if(trim($negate)) { |
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assertNotContains($to, $match->To); |
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} else { |
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assertContains($to, $match->To); |
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} |
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} |
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} |
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Let’s take a look at an example:
In the above example, the authenticate() method works fine as long as you just pass instances of MyUser. However, if you now also want to pass a different implementation of User which does not have a getDisplayName() method, the code will break.
Available Fixes
Change the type-hint for the parameter:
Add an additional type-check:
Add the method to the interface: