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<?php
// $Id$

class TextFieldTestCase extends DrupalWebTestCase {
  protected $instance;

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  public static function getInfo() {
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    return array(
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      'name'  => 'Text Field',
      'description'  => "Test the creation of text fields.",
      'group' => 'Field'
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    );
  }

  function setUp() {
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    parent::setUp('field_test');
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    $web_user = $this->drupalCreateUser(array('access field_test content', 'administer field_test content'));
    $this->drupalLogin($web_user);
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  }

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  // Test fields.

  /**
   * Test text field validation.
   */
  function testTextFieldValidation() {
    // Create a field with settings to validate.
    $max_length = 3;
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    $this->field = array(
      'field_name' => drupal_strtolower($this->randomName()),
      'type' => 'text',
      'settings' => array(
        'max_length' => $max_length,
      )
    );
    field_create_field($this->field);
    $this->instance = array(
      'field_name' => $this->field['field_name'],
      'bundle' => FIELD_TEST_BUNDLE,
      'widget' => array(
        'type' => 'text_textfield',
      ),
      'display' => array(
        'full' => array(
          'type' => 'text_default',
        ),
      ),
    );
    field_create_instance($this->instance);
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    // Test valid and invalid values with field_attach_validate().
    $entity = field_test_create_stub_entity(0, 0, FIELD_TEST_BUNDLE);
    for ($i = 0; $i <= $max_length + 2; $i++) {
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      $entity->{$this->field['field_name']}[0]['value'] = str_repeat('x', $i);
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      try {
        field_attach_validate('test_entity', $entity);
        $this->assertTrue($i <= $max_length, "Length $i does not cause validation error when max_length is $max_length");
      }
      catch (FieldValidationException $e) {
        $this->assertTrue($i > $max_length, "Length $i causes validation error when max_length is $max_length");
      }
    }
  }

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  /**
   * Test widgets.
   */
  function testTextfieldWidgets() {
    $this->_testTextfieldWidgets('text', 'text_textfield');
    $this->_testTextfieldWidgets('text_long', 'text_textarea');
  }
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  /**
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   * Helper function for testTextfieldWidgets().
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   */
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  function _testTextfieldWidgets($field_type, $widget_type) {
    // Setup a field and instance
    $entity_type = 'test_entity';
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    $this->field_name = drupal_strtolower($this->randomName());
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    $this->field = array('field_name' => $this->field_name, 'type' => $field_type);
    field_create_field($this->field);
    $this->instance = array(
      'field_name' => $this->field_name,
      'bundle' => FIELD_TEST_BUNDLE,
      'label' => $this->randomName() . '_label',
      'settings' => array(
        'text_processing' => TRUE,
      ),
      'widget' => array(
        'type' => $widget_type,
      )
    );
    field_create_instance($this->instance);
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    // Display creation form.
    $this->drupalGet('test-entity/add/test-bundle');
    $this->assertFieldByName($this->field_name . '[0][value]', '', t('Widget is displayed'));
    $this->assertNoFieldByName($this->field_name . '[0][format]', '1', t('Format selector is not displayed'));

    // Submit with some value.
    $value = $this->randomName();
    $edit = array(
      $this->field_name . '[0][value]' => $value,
    );
    $this->drupalPost(NULL, $edit, t('Save'));
    preg_match('|test-entity/(\d+)/edit|', $this->url, $match);
    $id = $match[1];
    $this->assertRaw(t('test_entity @id has been created.', array('@id' => $id)), t('Entity was created'));

    // Display the object.
    $entity = field_test_entity_load($id);
    $entity->content = field_attach_view($entity_type, $entity);
    $this->content = drupal_render($entity->content);
    $this->assertText($value, 'Filtered tags are not displayed');
  }

  /**
   * Test widgets + 'formatted_text' setting.
   */
  function testTextfieldWidgetsFormatted() {
    $this->_testTextfieldWidgetsFormatted('text', 'text_textfield');
    $this->_testTextfieldWidgetsFormatted('text_long', 'text_textarea');
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  }

  /**
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   * Helper function for testTextfieldWidgetsFormatted().
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   */
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  function _testTextfieldWidgetsFormatted($field_type, $widget_type) {
    // Setup a field and instance
    $entity_type = 'test_entity';
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    $this->field_name = drupal_strtolower($this->randomName());
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    $this->field = array('field_name' => $this->field_name, 'type' => $field_type);
    field_create_field($this->field);
    $this->instance = array(
      'field_name' => $this->field_name,
      'bundle' => FIELD_TEST_BUNDLE,
      'label' => $this->randomName() . '_label',
      'settings' => array(
        'text_processing' => TRUE,
      ),
      'widget' => array(
        'type' => $widget_type,
      )
    );
    field_create_instance($this->instance);

    // Display creation form.
    // By default, the user only has access to 'Filtered HTML', and no format
    // selector is displayed
    $this->drupalGet('test-entity/add/test-bundle');
    $this->assertFieldByName($this->field_name . '[0][value]', '', t('Widget is displayed'));
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    $this->assertNoFieldByName($this->field_name . '[0][value_format]', '1', t('Format selector is not displayed'));
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    // Submit with data that should be filtered.
    $value = $this->randomName() . '<br />' . $this->randomName();
    $edit = array(
      $this->field_name . '[0][value]' => $value,
    );
    $this->drupalPost(NULL, $edit, t('Save'));
    preg_match('|test-entity/(\d+)/edit|', $this->url, $match);
    $id = $match[1];
    $this->assertRaw(t('test_entity @id has been created.', array('@id' => $id)), t('Entity was created'));

    // Display the object.
    $entity = field_test_entity_load($id);
    $entity->content = field_attach_view($entity_type, $entity);
    $this->content = drupal_render($entity->content);
    $this->assertNoRaw($value, 'Filtered tags are not displayed');
    $this->assertRaw(str_replace('<br />', '', $value), t('Filtered value is displayed correctly'));

    // Allow the user to use the 'Full HTML' format.
    db_update('filter_format')->fields(array('roles' => ',2,'))->condition('format', 2)->execute();

    // Display edition form.
    // We should now have a 'text format' selector.
    $this->drupalGet('test-entity/' . $id . '/edit');
    $this->assertFieldByName($this->field_name . '[0][value]', '', t('Widget is displayed'));
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    $this->assertFieldByName($this->field_name . '[0][value_format]', '1', t('Format selector is displayed'));
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    // Edit and change the format to 'Full HTML'.
    $edit = array(
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      $this->field_name . '[0][value_format]' => 2,
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    );
    $this->drupalPost(NULL, $edit, t('Save'));
    $this->assertRaw(t('test_entity @id has been updated.', array('@id' => $id)), t('Entity was updated'));

    // Display the object.
    $entity = field_test_entity_load($id);
    $entity->content = field_attach_view($entity_type, $entity);
    $this->content = drupal_render($entity->content);
    $this->assertRaw($value, t('Value is displayed unfiltered'));
  }
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  // Test formatters.
  /**
   *
   */
}
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class TextSummaryTestCase extends DrupalWebTestCase {
  public static function getInfo() {
    return array(
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      'name' => 'Text summary',
      'description' => 'Test text_summary() with different strings and lengths.',
      'group' => 'Field',
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    );
  }

  /**
   * Tests an edge case where the first sentence is a question and
   * subsequent sentences are not. This edge case is documented at
   * http://drupal.org/node/180425.
   */
  function testFirstSentenceQuestion() {
    $text = 'A question? A sentence. Another sentence.';
    $expected = 'A question? A sentence.';
    $this->callTextSummary($text, $expected, NULL, 30);
  }

  /**
   * Test summary with long example.
   */
  function testLongSentence() {
    $text = 'Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. ' . // 125
            'Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. ' . // 108
            'Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. ' . // 103
            'Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.'; // 110
    $expected = 'Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. ' .
                'Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. ' .
                'Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur.';
    // First three sentences add up to: 336, so add one for space and then 3 to get half-way into next word.
    $this->callTextSummary($text, $expected, NULL, 340);
  }

  /**
   * Test various summary length edge cases.
   */
  function testLength() {
    // This string tests a number of edge cases.
    $text = "<p>\nHi\n</p>\n<p>\nfolks\n<br />\n!\n</p>";

    // The summaries we expect text_summary() to return when $size is the index
    // of each array item.
    // Using no text format:
    $expected = array(
      "<p>\nHi\n</p>\n<p>\nfolks\n<br />\n!\n</p>",
      "<",
      "<p",
      "<p>",
      "<p>\n",
      "<p>\nH",
      "<p>\nHi",
      "<p>\nHi\n",
      "<p>\nHi\n<",
      "<p>\nHi\n</",
      "<p>\nHi\n</p",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>\n<p>\nfolks\n<br />\n!\n</p>",
      "<p>\nHi\n</p>\n<p>\nfolks\n<br />\n!\n</p>",
      "<p>\nHi\n</p>\n<p>\nfolks\n<br />\n!\n</p>",
    );

    // And using a text format WITH the line-break and htmlcorrector filters.
    $expected_lb = array(
      "<p>\nHi\n</p>\n<p>\nfolks\n<br />\n!\n</p>",
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      "",
      "<p />",
      "<p />",
      "<p />",
      "<p />",
      "<p />",
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      "<p>\nHi</p>",
      "<p>\nHi</p>",
      "<p>\nHi</p>",
      "<p>\nHi</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>",
      "<p>\nHi\n</p>\n<p>\nfolks\n<br />\n!\n</p>",
      "<p>\nHi\n</p>\n<p>\nfolks\n<br />\n!\n</p>",
      "<p>\nHi\n</p>\n<p>\nfolks\n<br />\n!\n</p>",
    );

    // Test text_summary() for different sizes.
    for ($i = 0; $i <= 37; $i++) {
      $this->callTextSummary($text, $expected[$i],    NULL, $i);
      $this->callTextSummary($text, $expected_lb[$i], 1,    $i);
      $this->callTextSummary($text, $expected_lb[$i], 2,    $i);
    }
  }

  /**
   * Calls text_summary() and asserts that the expected teaser is returned.
   */
  function callTextSummary($text, $expected, $format = NULL, $size = NULL) {
    $summary = text_summary($text, $format, $size);
    $this->assertIdentical($summary, $expected, t('Generated summary "@summary" matches expected "@expected".', array('@summary' => $summary, '@expected' => $expected)));
  }
}