views_handler_field_math.test

<?php
/**
 * @file
 * Definition of ViewsHandlerFieldMath.
 */

require_once BACKDROP_ROOT . '/core/modules/views/tests/views_query.test';

/**
 * Tests the core views_handler_field_math handler.
 */
class ViewsHandlerFieldMath extends ViewsSqlTest {

  /**
   * {@inheritdoc}
   */
  protected $profile = 'testing';

  /**
   * {@inheritdoc}
   */
  protected function viewsData() {
    $data = parent::viewsData();
    return $data;
  }

  /**
   * Test basic field functionality.
   */
  protected function testFieldCustom() {
    $view = $this->getBasicView();

    // Alter the text of the field to a random string.
    $rand1 = rand(0, 100);
    $rand2 = rand(0, 100);
    $view->display['default']->handler->override_option('fields', array(
      'expression' => array(
        'id' => 'expression',
        'table' => 'views',
        'field' => 'expression',
        'relationship' => 'none',
        'expression' => $rand1 . ' + ' . $rand2,
      ),
    ));

    $this->executeView($view);

    $this->assertEqual($rand1 + $rand2, $view->style_plugin->get_field(0, 'expression'));
  }

  /**
   * Test rendering of float values in "Global: Math expression" fields.
   */
  protected function testMathFloatRender() {
    // We need one dummy node of any type for our node based views query.
    $type = $this->backdropCreateContentType();
    $this->backdropCreateNode(array(
      'type' => $type->type,
    ));
    $view = views_get_view('floatval_check');
    $this->executeView($view);
    $result = $view->result[0];

    foreach ($view->field as $name => $view_field) {
      if ($name == 'nid') {
        continue;
      }
      // In the view we set the label value to the raw input value (floats), to
      // compare rendered output here.
      $label = $view->field[$name]->label();
      $render = $view->field[$name]->advanced_render($result);
      $this->assertIdentical($label, $render, format_string('Expected rendered output to be %label, got %render', array(
        '%label' => $label,
        '%render' => $render,
      )));
    }
  }

}