461 lines
19 KiB
Plaintext
461 lines
19 KiB
Plaintext
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<?php
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/**
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* @file
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* Test the Drupal mailing system.
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*/
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class MailTestCase extends DrupalWebTestCase implements MailSystemInterface {
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/**
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* The most recent message that was sent through the test case.
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*
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* We take advantage here of the fact that static variables are shared among
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* all instance of the same class.
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*/
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private static $sent_message;
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public static function getInfo() {
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return array(
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'name' => 'Mail system',
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'description' => 'Performs tests on the pluggable mailing framework.',
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'group' => 'System',
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);
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}
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function setUp() {
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parent::setUp(array('simpletest'));
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// Set MailTestCase (i.e. this class) as the SMTP library
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variable_set('mail_system', array('default-system' => 'MailTestCase'));
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}
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/**
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* Assert that the pluggable mail system is functional.
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*/
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function testPluggableFramework() {
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global $language;
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// Use MailTestCase for sending a message.
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$message = drupal_mail('simpletest', 'mail_test', 'testing@example.com', $language);
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// Assert whether the message was sent through the send function.
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$this->assertEqual(self::$sent_message['to'], 'testing@example.com', 'Pluggable mail system is extendable.');
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}
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/**
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* Test that message sending may be canceled.
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*
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* @see simpletest_mail_alter()
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*/
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function testCancelMessage() {
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global $language;
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// Reset the class variable holding a copy of the last sent message.
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self::$sent_message = NULL;
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// Send a test message that simpletest_mail_alter should cancel.
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$message = drupal_mail('simpletest', 'cancel_test', 'cancel@example.com', $language);
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// Assert that the message was not actually sent.
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$this->assertNull(self::$sent_message, 'Message was canceled.');
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}
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/**
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* Concatenate and wrap the e-mail body for plain-text mails.
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*
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* @see DefaultMailSystem
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*/
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public function format(array $message) {
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// Join the body array into one string.
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$message['body'] = implode("\n\n", $message['body']);
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// Convert any HTML to plain-text.
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$message['body'] = drupal_html_to_text($message['body']);
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// Wrap the mail body for sending.
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$message['body'] = drupal_wrap_mail($message['body']);
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return $message;
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}
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/**
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* Send function that is called through the mail system.
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*/
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public function mail(array $message) {
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self::$sent_message = $message;
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}
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}
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/**
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* Unit tests for drupal_html_to_text().
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*/
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class DrupalHtmlToTextTestCase extends DrupalWebTestCase {
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public static function getInfo() {
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return array(
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'name' => 'HTML to text conversion',
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'description' => 'Tests drupal_html_to_text().',
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'group' => 'Mail',
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);
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}
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/**
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* Converts a string to its PHP source equivalent for display in test messages.
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*
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* @param $text
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* The text string to convert.
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*
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* @return
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* An HTML representation of the text string that, when displayed in a
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* browser, represents the PHP source code equivalent of $text.
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*/
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function stringToHtml($text) {
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return '"' .
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str_replace(
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array("\n", ' '),
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array('\n', ' '),
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check_plain($text)
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) . '"';
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}
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/**
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* Helper function for testing drupal_html_to_text().
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*
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* @param $html
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* The source HTML string to be converted.
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* @param $text
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* The expected result of converting $html to text.
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* @param $message
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* A text message to display in the assertion message.
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* @param $allowed_tags
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* (optional) An array of allowed tags, or NULL to default to the full
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* set of tags supported by drupal_html_to_text().
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*/
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function assertHtmlToText($html, $text, $message, $allowed_tags = NULL) {
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preg_match_all('/<([a-z0-6]+)/', drupal_strtolower($html), $matches);
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$tested_tags = implode(', ', array_unique($matches[1]));
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$message .= ' (' . $tested_tags . ')';
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$result = drupal_html_to_text($html, $allowed_tags);
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$pass = $this->assertEqual($result, $text, check_plain($message));
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$verbose = 'html = <pre>' . $this->stringToHtml($html)
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. '</pre><br />' . 'result = <pre>' . $this->stringToHtml($result)
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. '</pre><br />' . 'expected = <pre>' . $this->stringToHtml($text)
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. '</pre>';
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$this->verbose($verbose);
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if (!$pass) {
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$this->pass("Previous test verbose info:<br />$verbose");
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}
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}
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/**
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* Test all supported tags of drupal_html_to_text().
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*/
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function testTags() {
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global $base_path, $base_url;
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$tests = array(
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// @todo Trailing linefeeds should be trimmed.
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'<a href = "http://drupal.org">Drupal.org</a>' => "Drupal.org [1]\n\n[1] http://drupal.org\n",
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// @todo Footer URLs should be absolute.
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"<a href = \"$base_path\">Homepage</a>" => "Homepage [1]\n\n[1] $base_url/\n",
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'<address>Drupal</address>' => "Drupal\n",
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// @todo The <address> tag is currently not supported.
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'<address>Drupal</address><address>Drupal</address>' => "DrupalDrupal\n",
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'<b>Drupal</b>' => "*Drupal*\n",
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// @todo There should be a space between the '>' and the text.
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'<blockquote>Drupal</blockquote>' => ">Drupal\n",
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'<blockquote>Drupal</blockquote><blockquote>Drupal</blockquote>' => ">Drupal\n>Drupal\n",
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'<br />Drupal<br />Drupal<br /><br />Drupal' => "Drupal\nDrupal\nDrupal\n",
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'<br/>Drupal<br/>Drupal<br/><br/>Drupal' => "Drupal\nDrupal\nDrupal\n",
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// @todo There should be two line breaks before the paragraph.
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'<br/>Drupal<br/>Drupal<br/><br/>Drupal<p>Drupal</p>' => "Drupal\nDrupal\nDrupal\nDrupal\n\n",
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'<div>Drupal</div>' => "Drupal\n",
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// @todo The <div> tag is currently not supported.
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'<div>Drupal</div><div>Drupal</div>' => "DrupalDrupal\n",
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'<em>Drupal</em>' => "/Drupal/\n",
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'<h1>Drupal</h1>' => "======== DRUPAL ==============================================================\n\n",
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'<h1>Drupal</h1><p>Drupal</p>' => "======== DRUPAL ==============================================================\n\nDrupal\n\n",
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'<h2>Drupal</h2>' => "-------- DRUPAL --------------------------------------------------------------\n\n",
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'<h2>Drupal</h2><p>Drupal</p>' => "-------- DRUPAL --------------------------------------------------------------\n\nDrupal\n\n",
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'<h3>Drupal</h3>' => ".... Drupal\n\n",
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'<h3>Drupal</h3><p>Drupal</p>' => ".... Drupal\n\nDrupal\n\n",
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'<h4>Drupal</h4>' => ".. Drupal\n\n",
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'<h4>Drupal</h4><p>Drupal</p>' => ".. Drupal\n\nDrupal\n\n",
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'<h5>Drupal</h5>' => "Drupal\n\n",
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'<h5>Drupal</h5><p>Drupal</p>' => "Drupal\n\nDrupal\n\n",
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'<h6>Drupal</h6>' => "Drupal\n\n",
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'<h6>Drupal</h6><p>Drupal</p>' => "Drupal\n\nDrupal\n\n",
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'<hr />Drupal<hr />' => "------------------------------------------------------------------------------\nDrupal\n------------------------------------------------------------------------------\n",
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'<hr/>Drupal<hr/>' => "------------------------------------------------------------------------------\nDrupal\n------------------------------------------------------------------------------\n",
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'<hr/>Drupal<hr/><p>Drupal</p>' => "------------------------------------------------------------------------------\nDrupal\n------------------------------------------------------------------------------\nDrupal\n\n",
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'<i>Drupal</i>' => "/Drupal/\n",
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'<p>Drupal</p>' => "Drupal\n\n",
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'<p>Drupal</p><p>Drupal</p>' => "Drupal\n\nDrupal\n\n",
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'<strong>Drupal</strong>' => "*Drupal*\n",
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// @todo Tables are currently not supported.
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'<table><tr><td>Drupal</td><td>Drupal</td></tr><tr><td>Drupal</td><td>Drupal</td></tr></table>' => "DrupalDrupalDrupalDrupal\n",
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'<table><tr><td>Drupal</td></tr></table><p>Drupal</p>' => "Drupal\nDrupal\n\n",
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// @todo The <u> tag is currently not supported.
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'<u>Drupal</u>' => "Drupal\n",
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'<ul><li>Drupal</li></ul>' => " * Drupal\n\n",
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'<ul><li>Drupal <em>Drupal</em> Drupal</li></ul>' => " * Drupal /Drupal/ Drupal\n\n",
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// @todo Lines containing nothing but spaces should be trimmed.
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'<ul><li>Drupal</li><li><ol><li>Drupal</li><li>Drupal</li></ol></li></ul>' => " * Drupal\n * 1) Drupal\n 2) Drupal\n \n\n",
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'<ul><li>Drupal</li><li><ol><li>Drupal</li></ol></li><li>Drupal</li></ul>' => " * Drupal\n * 1) Drupal\n \n * Drupal\n\n",
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'<ul><li>Drupal</li><li>Drupal</li></ul>' => " * Drupal\n * Drupal\n\n",
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'<ul><li>Drupal</li></ul><p>Drupal</p>' => " * Drupal\n\nDrupal\n\n",
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'<ol><li>Drupal</li></ol>' => " 1) Drupal\n\n",
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'<ol><li>Drupal</li><li><ul><li>Drupal</li><li>Drupal</li></ul></li></ol>' => " 1) Drupal\n 2) * Drupal\n * Drupal\n \n\n",
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'<ol><li>Drupal</li><li>Drupal</li></ol>' => " 1) Drupal\n 2) Drupal\n\n",
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'<ol>Drupal</ol>' => "Drupal\n\n",
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'<ol><li>Drupal</li></ol><p>Drupal</p>' => " 1) Drupal\n\nDrupal\n\n",
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'<dl><dt>Drupal</dt></dl>' => "Drupal\n\n",
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'<dl><dt>Drupal</dt><dd>Drupal</dd></dl>' => "Drupal\n Drupal\n\n",
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'<dl><dt>Drupal</dt><dd>Drupal</dd><dt>Drupal</dt><dd>Drupal</dd></dl>' => "Drupal\n Drupal\nDrupal\n Drupal\n\n",
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'<dl><dt>Drupal</dt><dd>Drupal</dd></dl><p>Drupal</p>' => "Drupal\n Drupal\n\nDrupal\n\n",
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'<dl><dt>Drupal<dd>Drupal</dl>' => "Drupal\n Drupal\n\n",
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'<dl><dt>Drupal</dt></dl><p>Drupal</p>' => "Drupal\n\nDrupal\n\n",
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// @todo Again, lines containing only spaces should be trimmed.
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'<ul><li>Drupal</li><li><dl><dt>Drupal</dt><dd>Drupal</dd><dt>Drupal</dt><dd>Drupal</dd></dl></li><li>Drupal</li></ul>' => " * Drupal\n * Drupal\n Drupal\n Drupal\n Drupal\n \n * Drupal\n\n",
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// Tests malformed HTML tags.
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'<br>Drupal<br>Drupal' => "Drupal\nDrupal\n",
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'<hr>Drupal<hr>Drupal' => "------------------------------------------------------------------------------\nDrupal\n------------------------------------------------------------------------------\nDrupal\n",
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'<ol><li>Drupal<li>Drupal</ol>' => " 1) Drupal\n 2) Drupal\n\n",
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'<ul><li>Drupal <em>Drupal</em> Drupal</ul></ul>' => " * Drupal /Drupal/ Drupal\n\n",
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'<ul><li>Drupal<li>Drupal</ol>' => " * Drupal\n * Drupal\n\n",
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'<ul><li>Drupal<li>Drupal</ul>' => " * Drupal\n * Drupal\n\n",
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'<ul>Drupal</ul>' => "Drupal\n\n",
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'Drupal</ul></ol></dl><li>Drupal' => "Drupal\n * Drupal\n",
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'<dl>Drupal</dl>' => "Drupal\n\n",
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'<dl>Drupal</dl><p>Drupal</p>' => "Drupal\n\nDrupal\n\n",
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'<dt>Drupal</dt>' => "Drupal\n",
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// Tests some unsupported HTML tags.
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'<html>Drupal</html>' => "Drupal\n",
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// @todo Perhaps the contents of <script> tags should be dropped.
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'<script type="text/javascript">Drupal</script>' => "Drupal\n",
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);
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foreach ($tests as $html => $text) {
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$this->assertHtmlToText($html, $text, 'Supported tags');
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}
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}
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/**
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* Test $allowed_tags argument of drupal_html_to_text().
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*/
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function testDrupalHtmlToTextArgs() {
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// The second parameter of drupal_html_to_text() overrules the allowed tags.
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$this->assertHtmlToText(
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'Drupal <b>Drupal</b> Drupal',
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"Drupal *Drupal* Drupal\n",
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'Allowed <b> tag found',
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array('b')
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);
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$this->assertHtmlToText(
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'Drupal <h1>Drupal</h1> Drupal',
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"Drupal Drupal Drupal\n",
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'Disallowed <h1> tag not found',
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array('b')
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);
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$this->assertHtmlToText(
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'Drupal <p><em><b>Drupal</b></em><p> Drupal',
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"Drupal Drupal Drupal\n",
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'Disallowed <p>, <em>, and <b> tags not found',
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array('a', 'br', 'h1')
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);
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$this->assertHtmlToText(
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'<html><body>Drupal</body></html>',
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"Drupal\n",
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'Unsupported <html> and <body> tags not found',
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array('html', 'body')
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);
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}
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/**
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* Tests that drupal_wrap_mail() removes trailing whitespace before newlines.
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*/
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function testDrupalHtmltoTextRemoveTrailingWhitespace() {
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$text = "Hi there! \nHerp Derp";
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$mail_lines = explode("\n", drupal_wrap_mail($text));
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$this->assertNotEqual(" ", substr($mail_lines[0], -1), 'Trailing whitespace removed.');
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}
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/**
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* Tests drupal_wrap_mail() retains whitespace from Usenet style signatures.
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*
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* RFC 3676 says, "This is a special case; an (optionally quoted or quoted and
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* stuffed) line consisting of DASH DASH SP is neither fixed nor flowed."
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*/
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function testDrupalHtmltoTextUsenetSignature() {
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$text = "Hi there!\n-- \nHerp Derp";
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$mail_lines = explode("\n", drupal_wrap_mail($text));
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$this->assertEqual("-- ", $mail_lines[1], 'Trailing whitespace not removed for dash-dash-space signatures.');
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$text = "Hi there!\n-- \nHerp Derp";
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$mail_lines = explode("\n", drupal_wrap_mail($text));
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$this->assertEqual("--", $mail_lines[1], 'Trailing whitespace removed for incorrect dash-dash-space signatures.');
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}
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/**
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* Test that whitespace is collapsed.
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*/
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function testDrupalHtmltoTextCollapsesWhitespace() {
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$input = "<p>Drupal Drupal\n\nDrupal<pre>Drupal Drupal\n\nDrupal</pre>Drupal Drupal\n\nDrupal</p>";
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// @todo The whitespace should be collapsed.
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$collapsed = "Drupal Drupal\n\nDrupalDrupal Drupal\n\nDrupalDrupal Drupal\n\nDrupal\n\n";
|
||
|
|
$this->assertHtmlToText(
|
||
|
|
$input,
|
||
|
|
$collapsed,
|
||
|
|
'Whitespace is collapsed',
|
||
|
|
array('p')
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Test that text separated by block-level tags in HTML get separated by
|
||
|
|
* (at least) a newline in the plaintext version.
|
||
|
|
*/
|
||
|
|
function testDrupalHtmlToTextBlockTagToNewline() {
|
||
|
|
$input = '[text]'
|
||
|
|
. '<blockquote>[blockquote]</blockquote>'
|
||
|
|
. '<br />[br]'
|
||
|
|
. '<dl><dt>[dl-dt]</dt>'
|
||
|
|
. '<dt>[dt]</dt>'
|
||
|
|
. '<dd>[dd]</dd>'
|
||
|
|
. '<dd>[dd-dl]</dd></dl>'
|
||
|
|
. '<h1>[h1]</h1>'
|
||
|
|
. '<h2>[h2]</h2>'
|
||
|
|
. '<h3>[h3]</h3>'
|
||
|
|
. '<h4>[h4]</h4>'
|
||
|
|
. '<h5>[h5]</h5>'
|
||
|
|
. '<h6>[h6]</h6>'
|
||
|
|
. '<hr />[hr]'
|
||
|
|
. '<ol><li>[ol-li]</li>'
|
||
|
|
. '<li>[li]</li>'
|
||
|
|
. '<li>[li-ol]</li></ol>'
|
||
|
|
. '<p>[p]</p>'
|
||
|
|
. '<ul><li>[ul-li]</li>'
|
||
|
|
. '<li>[li-ul]</li></ul>'
|
||
|
|
. '[text]';
|
||
|
|
$output = drupal_html_to_text($input);
|
||
|
|
$pass = $this->assertFalse(
|
||
|
|
preg_match('/\][^\n]*\[/s', $output),
|
||
|
|
'Block-level HTML tags should force newlines'
|
||
|
|
);
|
||
|
|
if (!$pass) {
|
||
|
|
$this->verbose($this->stringToHtml($output));
|
||
|
|
}
|
||
|
|
$output_upper = drupal_strtoupper($output);
|
||
|
|
$upper_input = drupal_strtoupper($input);
|
||
|
|
$upper_output = drupal_html_to_text($upper_input);
|
||
|
|
$pass = $this->assertEqual(
|
||
|
|
$upper_output,
|
||
|
|
$output_upper,
|
||
|
|
'Tag recognition should be case-insensitive'
|
||
|
|
);
|
||
|
|
if (!$pass) {
|
||
|
|
$this->verbose(
|
||
|
|
$upper_output
|
||
|
|
. '<br />should be equal to <br />'
|
||
|
|
. $output_upper
|
||
|
|
);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Test that headers are properly separated from surrounding text.
|
||
|
|
*/
|
||
|
|
function testHeaderSeparation() {
|
||
|
|
$html = 'Drupal<h1>Drupal</h1>Drupal';
|
||
|
|
// @todo There should be more space above the header than below it.
|
||
|
|
$text = "Drupal\n======== DRUPAL ==============================================================\n\nDrupal\n";
|
||
|
|
$this->assertHtmlToText($html, $text,
|
||
|
|
'Text before and after <h1> tag');
|
||
|
|
$html = '<p>Drupal</p><h1>Drupal</h1>Drupal';
|
||
|
|
// @todo There should be more space above the header than below it.
|
||
|
|
$text = "Drupal\n\n======== DRUPAL ==============================================================\n\nDrupal\n";
|
||
|
|
$this->assertHtmlToText($html, $text,
|
||
|
|
'Paragraph before and text after <h1> tag');
|
||
|
|
$html = 'Drupal<h1>Drupal</h1><p>Drupal</p>';
|
||
|
|
// @todo There should be more space above the header than below it.
|
||
|
|
$text = "Drupal\n======== DRUPAL ==============================================================\n\nDrupal\n\n";
|
||
|
|
$this->assertHtmlToText($html, $text,
|
||
|
|
'Text before and paragraph after <h1> tag');
|
||
|
|
$html = '<p>Drupal</p><h1>Drupal</h1><p>Drupal</p>';
|
||
|
|
$text = "Drupal\n\n======== DRUPAL ==============================================================\n\nDrupal\n\n";
|
||
|
|
$this->assertHtmlToText($html, $text,
|
||
|
|
'Paragraph before and after <h1> tag');
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Test that footnote references are properly generated.
|
||
|
|
*/
|
||
|
|
function testFootnoteReferences() {
|
||
|
|
global $base_path, $base_url;
|
||
|
|
$source = '<a href="http://www.example.com/node/1">Host and path</a>'
|
||
|
|
. '<br /><a href="http://www.example.com">Host, no path</a>'
|
||
|
|
. '<br /><a href="' . $base_path . 'node/1">Path, no host</a>'
|
||
|
|
. '<br /><a href="node/1">Relative path</a>';
|
||
|
|
// @todo Footnote URLs should be absolute.
|
||
|
|
$tt = "Host and path [1]"
|
||
|
|
. "\nHost, no path [2]"
|
||
|
|
// @todo The following two references should be combined.
|
||
|
|
. "\nPath, no host [3]"
|
||
|
|
. "\nRelative path [4]"
|
||
|
|
. "\n"
|
||
|
|
. "\n[1] http://www.example.com/node/1"
|
||
|
|
. "\n[2] http://www.example.com"
|
||
|
|
// @todo The following two references should be combined.
|
||
|
|
. "\n[3] $base_url/node/1"
|
||
|
|
. "\n[4] node/1\n";
|
||
|
|
$this->assertHtmlToText($source, $tt, 'Footnotes');
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Test that combinations of paragraph breaks, line breaks, linefeeds,
|
||
|
|
* and spaces are properly handled.
|
||
|
|
*/
|
||
|
|
function testDrupalHtmlToTextParagraphs() {
|
||
|
|
$tests = array();
|
||
|
|
$tests[] = array(
|
||
|
|
'html' => "<p>line 1<br />\nline 2<br />line 3\n<br />line 4</p><p>paragraph</p>",
|
||
|
|
// @todo Trailing line breaks should be trimmed.
|
||
|
|
'text' => "line 1\nline 2\nline 3\nline 4\n\nparagraph\n\n",
|
||
|
|
);
|
||
|
|
$tests[] = array(
|
||
|
|
'html' => "<p>line 1<br /> line 2</p> <p>line 4<br /> line 5</p> <p>0</p>",
|
||
|
|
// @todo Trailing line breaks should be trimmed.
|
||
|
|
'text' => "line 1\nline 2\n\nline 4\nline 5\n\n0\n\n",
|
||
|
|
);
|
||
|
|
foreach ($tests as $test) {
|
||
|
|
$this->assertHtmlToText($test['html'], $test['text'], 'Paragraph breaks');
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Tests that drupal_html_to_text() wraps before 1000 characters.
|
||
|
|
*
|
||
|
|
* RFC 3676 says, "The Text/Plain media type is the lowest common
|
||
|
|
* denominator of Internet email, with lines of no more than 998 characters."
|
||
|
|
*
|
||
|
|
* RFC 2046 says, "SMTP [RFC-821] allows a maximum of 998 octets before the
|
||
|
|
* next CRLF sequence."
|
||
|
|
*
|
||
|
|
* RFC 821 says, "The maximum total length of a text line including the
|
||
|
|
* <CRLF> is 1000 characters."
|
||
|
|
*/
|
||
|
|
function testVeryLongLineWrap() {
|
||
|
|
$input = 'Drupal<br /><p>' . str_repeat('x', 2100) . '</p><br />Drupal';
|
||
|
|
$output = drupal_html_to_text($input);
|
||
|
|
// This awkward construct comes from includes/mail.inc lines 8-13.
|
||
|
|
$eol = variable_get('mail_line_endings', MAIL_LINE_ENDINGS);
|
||
|
|
// We must use strlen() rather than drupal_strlen() in order to count
|
||
|
|
// octets rather than characters.
|
||
|
|
$line_length_limit = 1000 - drupal_strlen($eol);
|
||
|
|
$maximum_line_length = 0;
|
||
|
|
foreach (explode($eol, $output) as $line) {
|
||
|
|
// We must use strlen() rather than drupal_strlen() in order to count
|
||
|
|
// octets rather than characters.
|
||
|
|
$maximum_line_length = max($maximum_line_length, strlen($line . $eol));
|
||
|
|
}
|
||
|
|
$verbose = 'Maximum line length found was ' . $maximum_line_length . ' octets.';
|
||
|
|
$this->assertTrue($maximum_line_length <= 1000, $verbose);
|
||
|
|
}
|
||
|
|
}
|