function FieldFormTestCase::testFieldFormUnlimited in Drupal 7

File

modules/field/tests/field.test, line 1737

Tests for field.module.

Class

FieldFormTestCase

Code

function testFieldFormUnlimited() {
  $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');
  $this
    ->assertFieldByName("{$this->field_name}[{$langcode}][0][value]", '', 'Widget 1 is displayed');
  $this
    ->assertNoField("{$this->field_name}[{$langcode}][1][value]", 'No extraneous widget is displayed');

  // Press 'add more' button -> 2 widgets.
  $this
    ->drupalPost(NULL, array(), t('Add another item'));
  $this
    ->assertFieldByName("{$this->field_name}[{$langcode}][0][value]", '', 'Widget 1 is displayed');
  $this
    ->assertFieldByName("{$this->field_name}[{$langcode}][1][value]", '', 'New widget is displayed');
  $this
    ->assertNoField("{$this->field_name}[{$langcode}][2][value]", 'No extraneous widget is displayed');

  // TODO : check that non-field inpurs are preserved ('title')...
  // Yet another time so that we can play with more values -> 3 widgets.
  $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 -> 4 widgets
  $this
    ->drupalPost(NULL, $edit, t('Add another item'));
  for ($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');

  // Submit the form and create the entity.
  $this
    ->drupalPost(NULL, $edit, t('Save'));
  preg_match('|test-entity/manage/(\\d+)/edit|', $this->url, $match);
  $id = $match[1];
  $this
    ->assertRaw(t('test_entity @id has been created.', array(
    '@id' => $id,
  )), 'Entity was created');
  $entity = field_test_entity_test_load($id);
  ksort($field_values);
  $field_values = array_values($field_values);
  $this
    ->assertIdentical($entity->{$this->field_name}[$langcode], $field_values, 'Field values were saved in the correct order');

  // Display edit form: check that the expected number of widgets is
  // displayed, with correct values change values, reorder, leave an empty
  // value in the middle.
  // Submit: check that the entity is updated with correct values
  // Re-submit: check that the field can be emptied.
  // Test with several multiple fields in a form
}