function FieldFormTestCase::testFieldFormJSAddMore

File

modules/field/tests/field.test, line 1897

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');
}