function FieldFormTestCase::testFieldFormJSAddMore in Drupal 7

File

modules/field/tests/field.test, line 1879

Tests for field.module.

Class

FieldFormTestCase

Code

function testFieldFormJSAddMore() {
  $this->field = $this->field_unlimited;
  $this->field_name = $this->field['field_name'];
  $this->instance['field_name'] = $this->field_name;
  field_create_field($this->field);
  field_create_instance($this->instance);
  $langcode = LANGUAGE_NONE;

  // Display creation form -> 1 widget.
  $this
    ->drupalGet('test-entity/add/test-bundle');

  // Press 'add more' button a couple times -> 3 widgets.
  // drupalPostAJAX() will not work iteratively, so we add those through
  // non-JS submission.
  $this
    ->drupalPost(NULL, array(), t('Add another item'));
  $this
    ->drupalPost(NULL, array(), t('Add another item'));

  // Prepare values and weights.
  $count = 3;
  $delta_range = $count - 1;
  $values = $weights = $pattern = $expected_values = $edit = array();
  for ($delta = 0; $delta <= $delta_range; $delta++) {

    // Assign unique random values and weights.
    do {
      $value = mt_rand(1, 127);
    } while (in_array($value, $values));
    do {
      $weight = mt_rand(-$delta_range, $delta_range);
    } while (in_array($weight, $weights));
    $edit["{$this->field_name}[{$langcode}][{$delta}][value]"] = $value;
    $edit["{$this->field_name}[{$langcode}][{$delta}][_weight]"] = $weight;

    // We'll need three slightly different formats to check the values.
    $values[$delta] = $value;
    $weights[$delta] = $weight;
    $field_values[$weight]['value'] = (string) $value;
    $pattern[$weight] = "<input [^>]*value=\"{$value}\" [^>]*";
  }

  // Press 'add more' button through Ajax, and place the expected HTML result
  // as the tested content.
  $commands = $this
    ->drupalPostAJAX(NULL, $edit, $this->field_name . '_add_more');
  $this->content = $commands[1]['data'];
  for ($delta = 0; $delta <= $delta_range; $delta++) {
    $this
      ->assertFieldByName("{$this->field_name}[{$langcode}][{$delta}][value]", $values[$delta], "Widget {$delta} is displayed and has the right value");
    $this
      ->assertFieldByName("{$this->field_name}[{$langcode}][{$delta}][_weight]", $weights[$delta], "Widget {$delta} has the right weight");
  }
  ksort($pattern);
  $pattern = implode('.*', array_values($pattern));
  $this
    ->assertPattern("|{$pattern}|s", 'Widgets are displayed in the correct order');
  $this
    ->assertFieldByName("{$this->field_name}[{$langcode}][{$delta}][value]", '', "New widget is displayed");
  $this
    ->assertFieldByName("{$this->field_name}[{$langcode}][{$delta}][_weight]", $delta, "New widget has the right weight");
  $this
    ->assertNoField("{$this->field_name}[{$langcode}][" . ($delta + 1) . '][value]', 'No extraneous widget is displayed');
}