<?php

/**
 * @file
 * Tests for the Metatag Favicons module.
 */

/**
 * Tests for the Metatag Favicons module.
 */
class MetatagFaviconsTest extends MetatagTestHelper {

  /**
   * {@inheritdoc}
   */
  public static function getInfo() {
    return array(
      'name' => 'Metatag Favicons tests',
      'description' => 'Test the Metatag:Favicons module.',
      'group' => 'Metatag',
    );
  }

  /**
   * {@inheritdoc}
   */
  function setUp(array $modules = array()) {
    $modules[] = 'metatag_favicons';

    parent::setUp($modules);

    // Create an admin user and log them in.
    $this->adminUser = $this->createAdminUser();
    $this->drupalLogin($this->adminUser);
  }

  /**
   * Confirm that it's possible to load the main admin page.
   */
  public function testAdminPage() {
    $this->drupalGet('admin/config/search/metatags');
    $this->assertResponse(200);

    // Confirm the page is correct.
    $this->assertText(t('To view a summary of the default meta tags and the inheritance, click on a meta tag type.'));
  }

  /**
   * Confirm the mask-icon meta tag works correctly.
   */
  public function testMaskIconValue() {
    // The SVG image is copied from the archive obtained from
    // https://www.drupal.org/about/media-kit/logos on 6/20/2016.
    $svg_path = drupal_get_path('module', 'metatag_favicons') . '/tests/druplicon-vector.svg';
    $relative_path = url($svg_path, array('absolute' => FALSE));
    $absolute_path = url($svg_path, array('absolute' => TRUE));

    // Testbot doesn't have "clean_url" enabled.
    $relative_path = str_replace('?q=', '', $relative_path);
    $absolute_path = str_replace('?q=', '', $absolute_path);

    // Try filling in a path relative to the Drupal installation.
    $config = metatag_config_load('global');
    $config->config['mask-icon']['value'] = $svg_path;
    metatag_config_save($config);

    // Load the config page.
    $this->drupalGet('admin/config/search/metatags');
    $this->assertResponse(200);

    // Confirm the meta tag's value is on the page.
    $this->assertText(t('Icon: SVG') . ':');
    $this->assertText($absolute_path);

    // Load the front page.
    $this->drupalGet('<front>');
    $this->assertResponse(200);

    // Confirm the meta tag is present.
    $xpath = $this->xpath("//link[@rel='mask-icon']");
    $this->assertEqual(count($xpath), 1, 'One mask-icon meta tag found.');
    $this->assertNotEqual((string) $xpath[0]['href'], $svg_path);
    $this->assertEqual((string) $xpath[0]['href'], $absolute_path);

    // Before proceeding, clear the site's caches.
    drupal_flush_all_caches();

    // Try filling in a relative path.
    $config = metatag_config_load('global');
    $config->config['mask-icon']['value'] = $relative_path;
    metatag_config_save($config);

    // Load the front page.
    $this->drupalGet('<front>');
    $this->assertResponse(200);

    // Confirm the meta tag is present.
    $xpath = $this->xpath("//link[@rel='mask-icon']");
    $this->assertEqual(count($xpath), 1, 'One mask-icon meta tag found.');
    $this->assertNotEqual((string) $xpath[0]['href'], $svg_path);
    $this->assertNotEqual((string) $xpath[0]['href'], $relative_path);

    // Before proceeding, clear the site's caches.
    drupal_flush_all_caches();

    // Test filling in an absolute path.
    $config = metatag_config_load('global');
    $config->config['mask-icon']['value'] = $absolute_path;
    metatag_config_save($config);

    // Load the front page.
    $this->drupalGet('<front>');
    $this->assertResponse(200);

    // Confirm the meta tag is present.
    $xpath = $this->xpath("//link[@rel='mask-icon']");
    $this->assertEqual(count($xpath), 1, 'One mask-icon meta tag found.');
    $this->assertNotEqual((string) $xpath[0]['href'], $svg_path);
    $this->assertEqual((string) $xpath[0]['href'], $absolute_path);

    // Before proceeding, clear the site's caches.
    drupal_flush_all_caches();

    // Test filling in an absolute path for an external file.
    $path = 'https://www.example.com/example.svg';
    $config = metatag_config_load('global');
    $config->config['mask-icon']['value'] = $path;
    metatag_config_save($config);

    // Load the front page.
    $this->drupalGet('<front>');
    $this->assertResponse(200);

    // Confirm the meta tag is present.
    $xpath = $this->xpath("//link[@rel='mask-icon']");
    $this->assertEqual(count($xpath), 1, 'One mask-icon meta tag found.');
    $this->assertNotEqual((string) $xpath[0]['href'], $absolute_path);
    $this->assertEqual((string) $xpath[0]['href'], $path);
  }

  /**
   * Confirm the mask-icon meta tag 'color' attribute works correctly.
   */
  public function testMaskIconColor() {
    // The SVG image is copied from the archive obtained from
    // https://www.drupal.org/about/media-kit/logos on 6/20/2016.
    $svg_path = drupal_get_path('module', 'metatag_favicons') . '/tests/druplicon-vector.svg';
    $absolute_path = url($svg_path, array('absolute' => TRUE));

    // Testbot doesn't have "clean_url" enabled.
    $absolute_path = str_replace('?q=', '', $absolute_path);

    // Try a color string.
    $color = 'red';

    // Update the global config.
    $config = metatag_config_load('global');
    $config->config['mask-icon']['value'] = $svg_path;
    $config->config['mask-icon']['color'] = $color;
    metatag_config_save($config);

    // Load the front page.
    $this->drupalGet('<front>');
    $this->assertResponse(200);

    // Confirm the meta tag is present.
    $xpath = $this->xpath("//link[@rel='mask-icon']");
    $this->assertEqual(count($xpath), 1, 'One mask-icon meta tag found.');
    $this->assertEqual((string) $xpath[0]['href'], $absolute_path);
    $this->assertEqual((string) $xpath[0]['color'], $color);

    // Before proceeding, clear the site's caches.
    drupal_flush_all_caches();

    // Try a color hex code.
    $color = '#990000';

    // Update the global config.
    $config = metatag_config_load('global');
    $config->config['mask-icon']['value'] = $svg_path;
    $config->config['mask-icon']['color'] = $color;
    metatag_config_save($config);

    // Load the front page.
    $this->drupalGet('<front>');
    $this->assertResponse(200);

    // Confirm the meta tag is present.
    $xpath = $this->xpath("//link[@rel='mask-icon']");
    $this->assertEqual(count($xpath), 1, 'One mask-icon meta tag found.');
    $this->assertEqual((string) $xpath[0]['href'], $absolute_path);
    $this->assertEqual((string) $xpath[0]['color'], $color);

    // Try a color RGB value.
    $color = 'rgb(153, 0, 0)';

    // Update the global config.
    $config = metatag_config_load('global');
    $config->config['mask-icon']['value'] = $svg_path;
    $config->config['mask-icon']['color'] = $color;
    metatag_config_save($config);

    // Load the front page.
    $this->drupalGet('<front>');
    $this->assertResponse(200);

    // Confirm the meta tag is present.
    $xpath = $this->xpath("//link[@rel='mask-icon']");
    $this->assertEqual(count($xpath), 1, 'One mask-icon meta tag found.');
    $this->assertEqual((string) $xpath[0]['href'], $absolute_path);
    $this->assertEqual((string) $xpath[0]['color'], $color);

    // Try empty color.
    $color = '';

    // Update the global config.
    $config = metatag_config_load('global');
    $config->config['mask-icon']['value'] = $svg_path;
    $config->config['mask-icon']['color'] = $color;
    metatag_config_save($config);

    // Load the front page.
    $this->drupalGet('<front>');
    $this->assertResponse(200);

    // Confirm the meta tag is present.
    $xpath = $this->xpath("//link[@rel='mask-icon']");
    $this->assertEqual(count($xpath), 1, 'One mask-icon meta tag found.');
    $this->assertEqual((string) $xpath[0]['href'], $absolute_path);
    $this->assertFalse(isset($xpath[0]['color']));
  }

}