<?php

/**
 * @file
 * Tests for the taxonomy term destination plugin.
 */

/**
 * Test taxonomy migration.
 */
class MigrateTaxonomyUnitTest extends DrupalWebTestCase {
  public static function getInfo() {
    return array(
      'name' => 'Taxonomy migration',
      'description' => 'Test migration of taxonomy data',
      'group' => 'Migrate',
    );
  }

  function setUp() {
    parent::setUp('taxonomy', 'migrate', 'migrate_example');

    // Make sure the migrations are registered.
    migrate_get_module_apis();
  }

  function testTermImport() {
    $migration = Migration::getInstance('WineVariety');
    $result = $migration->processImport();
    $this->assertEqual($result, Migration::RESULT_COMPLETED,
      t('Variety term import returned RESULT_COMPLETED'));
    $vocab = taxonomy_vocabulary_machine_name_load('migrate_example_wine_varieties');
    $rawterms = taxonomy_term_load_multiple(array(), array('vid' => $vocab->vid));
    $terms = array();
    foreach ($rawterms as $term) {
      $terms[$term->name] = $term;
    }
    $query = db_select('migrate_example_wine_categories', 'wc')
             ->fields('wc', array('categoryid', 'name', 'details', 'category_parent', 'ordering'))
             ->condition('wc.type', 'variety');
    $query->leftJoin('migrate_example_wine_categories', 'wcpar',
                'wc.category_parent=wcpar.categoryid');
    $query->addField('wcpar', 'name', 'parent_name');
    $result = $query->execute();

    $rows = array();
    foreach ($result as $row) {
      $rows[$row->name] = $row;
    }
    $this->assertEqual(count($terms), count($rows), t('Counts of variety terms and input rows match'));

    // Test each base term field
    $this->assert(isset($terms['Merlot']) && isset($rows['Merlot']),
      t("Name 'Merlot' migrated correctly"));
    $this->assertEqual($terms['Merlot']->description, $rows['Merlot']->details,
      t('Descriptions match'));
    $this->assertEqual($terms['Merlot']->weight, $rows['Merlot']->ordering,
      t('Weights match'));
    $this->assertEqual($terms['Merlot']->format, $migration->basicFormat->format,
      t('Formats match'));
    $parents = taxonomy_get_parents($terms['White wine']->tid);
    $this->assertEqual(count($parents), 0, t('Term without parent properly migrated'));
    $parents = taxonomy_get_parents($terms['Merlot']->tid);
    $parent = array_pop($parents);
    $this->assertEqual($parent->name, 'Red wine', t('Parents match'));

    // Test updates
    // Capture original terms
    $tempterms = taxonomy_term_load_multiple(array(), array('vid' => $vocab->vid));
    foreach ($tempterms as $tid => $term) {
      $original_terms[$tid] = clone $term;
    }

    $update_migration = Migration::getInstance('WineVarietyUpdates');
    $result = $update_migration->processImport();
    $this->assertEqual($result, Migration::RESULT_COMPLETED,
      t('Wine variety term updates import returned RESULT_COMPLETED'));
    $final_terms = taxonomy_term_load_multiple(array(), array('vid' => $vocab->vid));
    foreach ($original_terms as $tid => $original_term) {
      foreach ($original_term as $field => $value) {
        if ($field == 'description') {
          if ($value == $final_terms[$tid]->$field) {
            $this->error(t('Field !field should have changed but did not, value=!value',
              array('!field' => $field, '!value' => print_r($value, TRUE))));
          }
        }
        else {
          if ($value != $final_terms[$tid]->$field) {
            $this->error(t('Field !field mismatch: original !value1, result !value2',
              array('!field' => $field, '!value1' => print_r($value, TRUE),
                '!value2' => print_r($final_terms[$tid]->$field, TRUE))));
          }
        }
      }
    }

    // Test rollback
    $result = $migration->processRollback(array('force' => TRUE));
    $this->assertEqual($result, Migration::RESULT_COMPLETED,
      t('Variety term rollback returned RESULT_COMPLETED'));
    $rawterms = taxonomy_term_load_multiple(array(), array('vid' => $vocab->vid));
    $this->assertEqual(count($rawterms), 0, t('All terms deleted'));
    $count = db_select('migrate_map_winevariety', 'map')
              ->fields('map', array('sourceid1'))
              ->countQuery()
              ->execute()
              ->fetchField();
    $this->assertEqual($count, 0, t('Map cleared'));
    $count = db_select('migrate_message_winevariety', 'msg')
              ->fields('msg', array('sourceid1'))
              ->countQuery()
              ->execute()
              ->fetchField();
    $this->assertEqual($count, 0, t('Messages cleared'));
  }
}
