<?php

/**
 * Webform module component tests.
 */
class WebformComponentsTestCase extends WebformTestCase {

  /**
   * {@inheritdoc}
   */
  public static function getInfo() {
    return array(
      'name' => t('Webform components'),
      'description' => t('Add and remove components from a webform.'),
      'group' => t('Webform'),
    );
  }

  /**
   * Webform module component tests.
   */
  public function testWebformComponents() {
    // Test webform_component_list().
    // Create a form consisting of three textfields separated by pagebreaks.
    $test_components = $this->webformComponents();
    $textfield = $test_components['textfield']['component'];

    // Page 1 textfield.
    $textfield['page_num'] = 1;
    $textfield['name'] = $this->randomName();
    $textfield['form_key'] = $this->randomName();
    $components[1] = $textfield;
    // Page 2 break.
    $components[2] = array(
      'type' => 'pagebreak',
      'form_key' => 'pagebreak_' . $this->randomName(),
      'pid' => 0,
      'name' => $this->randomName(),
      'page_num' => 2,
    );
    // Page 2 textfield.
    $textfield['name'] = $this->randomName();
    $textfield['form_key'] = $this->randomName();
    $textfield['page_num'] = 2;
    $components[3] = $textfield;
    // Page 3 break.
    $components[4] = array(
      'type' => 'pagebreak',
      'form_key' => 'pagebreak_' . $this->randomName(),
      'pid' => 0,
      // Name is the cid of another component. Should get a space added when it
      // is used as a key in the value returned from webform_component_list().
      'name' => '1',
      'page_num' => 3,
    );
    // Page 3 textfield.
    $textfield['name'] = $this->randomName();
    $textfield['form_key'] = $this->randomName();
    $textfield['page_num'] = 3;
    $components[5] = $textfield;
    // Page 4 break.
    $components[6] = array(
      'type' => 'pagebreak',
      'form_key' => 'pagebreak_' . $this->randomName(),
      'pid' => 0,
      // Name is the same as Page 3 break. Tests that name is made unique.
      'name' => '1',
      'page_num' => 4,
    );
    // Page 4 textfield.
    $textfield['name'] = $this->randomName();
    $textfield['form_key'] = $this->randomName();
    $textfield['page_num'] = 4;
    $components[7] = $textfield;

    // Generate a component list.
    $node = new stdClass();
    $node->webform['components'] = $components;
    $webform_component_list = webform_component_list($node, NULL, TRUE, TRUE);
    // Test return value.
    $test_list = array(
      1 => $components[1]['name'],
      $components[2]['name'] => array(2 => $components[2]['name'], 3 => $components[3]['name']),
      $components[4]['name'] . ' ' => array(4 => $components[4]['name'], 5 => $components[5]['name']),
      $components[6]['name'] . '_2' => array(6 => $components[6]['name'], 7 => $components[7]['name']),
    );
    $this->assertIdentical($webform_component_list, $test_list, 'webform_component_list() returns expected value.');

    // Test webform_component_parent_keys().
    $components = array(
      1 => array(
        'form_key' => $this->randomName(),
        'name' => $this->randomName(),
        'pid' => 0,
      ),
      2 => array(
        'form_key' => $this->randomName(),
        'name' => $this->randomName(),
        'pid' => 1,
      ),
      3 => array(
        'form_key' => $this->randomName(),
        'name' => $this->randomName(),
        'pid' => 2,
      ),
    );

    $node = new stdClass();
    $node->webform['components'] = $components;

    $parents = webform_component_parent_keys($node, $components[3]);
    $test_parents = array($components[1]['form_key'], $components[2]['form_key'], $components[3]['form_key']);
    $this->assertIdentical($parents, $test_parents, 'webform_component_parent_keys() returns expected form_keys.');

    $parents = webform_component_parent_keys($node, $components[3], 'name');
    $test_parents = array($components[1]['name'], $components[2]['name'], $components[3]['name']);
    $this->assertIdentical($parents, $test_parents, 'webform_component_parent_keys() returns expected names.');

    $parents = webform_component_parent_keys($node, $components[3], TRUE);
    $test_parents = array($components[1], $components[2], $components[3]);
    $this->assertIdentical($parents, $test_parents, 'webform_component_parent_keys() returns expected component arrays.');

    // Test webform_get_cid().
    $settings = array(
      'title' => 'Test webform with multiple instances of a Form Key',
      'type' => 'webform',
    );
    $node = $this->drupalCreateNode($settings);

    // Add a new textarea component.
    $components = $this->webformComponents();
    $textarea = $components['textarea'];
    $textarea['type'] = 'textarea';
    $textarea['form_key'] = 'testing_key';
    $textarea['cid'] = 1;
    $textarea['pid'] = 0;
    $textarea = array_merge(webform_component_invoke('textarea', 'defaults'), $textarea);
    $node->webform['components'][1] = $textarea;

    // Add a new fieldset component.
    $fieldset = array(
      'cid' => 2,
      'pid' => 0,
      'form_key' => 'another_key',
      'name' => 'Fieldset',
      'type' => 'fieldset',
      'value' => '',
      'required' => '0',
      'weight' => '0',
    );
    $node->webform['components'][2] = $fieldset;

    // Add a new textfield component as child of the fieldset.
    $textfield = $components['textfield'];
    $textfield['type'] = 'textfield';
    $textfield['form_key'] = 'testing_key';
    $textfield['cid'] = 3;
    $textfield['pid'] = 2;
    $textfield = array_merge(webform_component_invoke('textarea', 'defaults'), $textfield);
    $node->webform['components'][3] = $textfield;

    // Add another textfield component.
    $textfield = $components['textfield'];
    $textfield['type'] = 'textfield';
    $textfield['form_key'] = 'dummy_key';
    $textfield['cid'] = 4;
    $textfield['pid'] = 0;
    $textfield = array_merge(webform_component_invoke('textarea', 'defaults'), $textfield);
    $node->webform['components'][4] = $textfield;

    node_save($node);

    // Test webform_get_cid() with providing a parent cid.
    $this->assertTrue(webform_get_cid($node, 'testing_key', 2) == 3, t('Returned expected Webform component id for a given form_key and parent (pid).'));

    // Test webform_get_cid() without providing a parent cid.
    $this->assertTrue(webform_get_cid($node, 'testing_key') == array(1, 3), t('Returned expected Webform component ids array for a given form_key.'));

    // Create and visit a new Webform test node.
    $node = $this->webformForm();
    $this->drupalGet('node/' . $node->nid);

    // Check th elements have the scope attribute.
    $this->assertRaw('<th class="checkbox webform-grid-option" scope="col">', 'Grid <code>th</code> elements have @scope of "col".');

    // Check that each label @for points to an element.
    $labels = $this->xpath('//label/@for');
    foreach ($labels as $label) {
      $for = $this->xpath("//*[@id=':id']", array(':id' => $label['for']));
      $this->assertTrue($for, 'Label with @for "' . $label['for'] . '" points to an element.');
    }

    // Test grid headers.
    $grid_headers = $this->xpath('//th[@class="webform-grid-question"]');
    $this->assertIdentical(count($grid_headers), 3, 'There are three table headers with class "webform-grid-question".');
    $grid_headers = $this->xpath('//th[@class="webform-grid-question"]/text()');
    $this->assertIdentical(count($grid_headers), 2, 'There are two non-empty table headers with class "webform-grid-question".');
    $this->assertIdentical((string) $grid_headers[0], 'Grid Keyed', 'The value of the left non-empty header is "Grid Keyed".');
    $this->assertIdentical((string) $grid_headers[1], 'Grid Keyed', 'The value of the right non-empty header is the same as the left.');
  }

}