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<?php
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/**
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* @file
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* Tests for the Image CAPTCHA module.
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*/
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class ImageCaptchaWebTestCase extends CaptchaBaseWebTestCase {
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public static function getInfo() {
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return array(
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'name' => 'General Image CAPTCHA functionality',
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'description' => 'Testing of the basic Image CAPTCHA functions.',
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'group' => 'CAPTCHA',
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);
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}
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public function setUp() {
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parent::setUp('image_captcha');
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}
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/**
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* Helper function to get the CAPTCHA image element from the current form.
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*/
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protected function getCaptchaImageFromForm() {
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$elements = $this->xpath('//input[@name="captcha_sid"]/../img');
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return $elements[0];
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}
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/**
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* Helper function to get a CAPTCHA form.
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*/
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protected function getImageCaptchaForm($form_id = 'user_login', $page = 'user') {
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// Set a CAPTCHA on supplied form.
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captcha_set_form_id_setting($form_id, 'image_captcha/Image');
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// Fetch the page and make sure that we got a CAPTCHA.
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$this->drupalGet($page);
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$this->assertCaptchaPresence(TRUE);
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}
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/**
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* Asserts that the image URL actually returns an image.
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*/
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protected function assertNonEmptyImage() {
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$img = $this->getCaptchaImageFromForm();
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// Try to fetch the image.
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$this->drupalGet($this->getAbsoluteUrl($img['src']));
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$this->assertTrue($this->drupalGetHeader('Content-Length') > 0,
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'Image CAPTCHA image is not empty.');
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}
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/**
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* Tests if the image URL actually returns an image with clean URLs enabled.
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*/
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public function testNonEmptyImageCleanURLs() {
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variable_set('clean_url', 1);
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$this->getImageCaptchaForm();
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$this->assertNonEmptyImage();
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}
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/**
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* Tests if the image URL actually returns an image with clean URLs disabled.
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*/
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public function testNonEmptyImageDirtyURLs() {
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variable_set('clean_url', 0);
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$this->getImageCaptchaForm();
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$this->assertNonEmptyImage();
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}
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}
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