image_example.test

<?php


/**
 * @file
 * Test case for testing the image example module.
 *
 * This file contains the tests cases to check if the module is performing as
 * expected.
 */

/**
 * Functional tests for the Image Example module.
 *
 * @ingroup image_example
 */
class ImageExampleTestCase extends DrupalWebTestCase {
    protected $webUser;
    
    /**
     * {@inheritdoc}
     */
    public static function getInfo() {
        return array(
            'name' => 'Image example functionality',
            'description' => 'Test functionality of the Image Example module.',
            'group' => 'Examples',
        );
    }
    
    /**
     * Enable modules and create user with specific permissions.
     */
    public function setUp() {
        parent::setUp('image_example');
        // Create user with permission to administer image styles.
        $this->webUser = $this->drupalCreateUser(array(
            'administer image styles',
            'administer blocks',
        ));
    }
    
    /**
     * Test implementations of image API hooks.
     */
    public function testImageExample() {
        // Login the admin user.
        $this->drupalLogin($this->webUser);
        // Verify that the default style added by
        // image_example_image_default_styles() is in the list of image styles.
        $image_styles = image_styles();
        $this->assertTrue(isset($image_styles['image_example_style']), 'The default style image_example_style is in the list of image styles.');
        // Verify that the effect added to the default 'thumbnail' style by
        // image_example_image_styles_alter() is present.
        $this->assertTrue(isset($image_styles['thumbnail']['effects'][1]['name']) && $image_styles['thumbnail']['effects'][1]['name'] == 'image_example_colorize', 'Effect added to the thumbnail style via hook_image_styles_alter() is present.');
        // Create a new image style and add the effect provided by
        // image_example_effect_info().
        $new_style = array(
            'name' => drupal_strtolower($this->randomName()),
        );
        $new_style = image_style_save($new_style);
        $this->assertTrue(isset($new_style['isid']), format_string('Image style @style_name created.', array(
            '@style_name' => $new_style['name'],
        )));
        $edit = array(
            'new' => 'image_example_colorize',
        );
        $this->drupalPost('admin/config/media/image-styles/edit/' . $new_style['name'], $edit, t('Add'));
        // Verify the 'color' field provided by image_example_colorize_form()
        // appears on the effect configuration page. And that we can fill it out.
        $this->assertField('data[color]', 'Color field provided by image_example_effect_colorize_form is present on effect configuration page.');
        $edit = array(
            'data[color]' => '#000000',
        );
        $this->drupalPost(NULL, $edit, t('Add effect'));
        $this->assertText(t('The image effect was successfully applied.'), format_string('Colorize effect added to @style_name.', array(
            '@style_name' => $new_style['name'],
        )));
        // Set the variable 'image_example_style_name' to the name of our new style
        // then rename the style and ensure the variable name is changed.
        // @todo Enable this block once http://drupal.org/node/713872 is fixed.
        if (defined('bug_713872_fixed')) {
            $style = image_style_load($new_style['name']);
            variable_set('image_example_style_name', $style['name']);
            $style['name'] = drupal_strtolower($this->randomName());
            $style = image_style_save($style);
            $variable = variable_get('image_example_style_name', '');
            $this->assertTrue($variable == $style['name'], 'Variable image_example_style_name successfully updated when renaming image style.');
        }
    }
    
    /**
     * Tests for image block provided by module.
     */
    public function testImageExamplePage() {
        // Login the admin user.
        $this->drupalLogin($this->webUser);
        $this->drupalCreateNode(array(
            'promote' => 1,
        ));
        // Upload an image to the image page.
        $images = $this->drupalGetTestFiles('image');
        $edit = array(
            'files[image_example_image_fid]' => drupal_realpath($images[0]->uri),
            'image_example_style_name' => 'image_example_style',
        );
        $this->drupalPost('image_example/styles', $edit, t('Save'));
        $this->assertText(t('The image @image_name was uploaded', array(
            '@image_name' => $images[0]->filename,
        )), 'Image uploaded to image block.');
        // Verify the image is displayed.
        $this->drupalGet('image_example/styles');
        $fid = variable_get('image_example_image_fid', FALSE);
        $image = isset($fid) ? file_load($fid) : NULL;
        $this->assertRaw(file_uri_target($image->uri), 'Image is displayed');
    }

}