DatabaseMergeTestCase::testMergeUpdateWithoutUpdate

Confirm that we can merge-update without any update fields.

File

modules/simpletest/tests/database_test.test, line 1226

Code

function testMergeUpdateWithoutUpdate() {
  $num_records_before = db_query('SELECT COUNT(*) FROM {test_people}')->fetchField();

  db_merge('test_people')
      ->key(array('job' => 'Speaker'))
      ->execute();

  $num_records_after = db_query('SELECT COUNT(*) FROM {test_people}')->fetchField();
  $this->assertEqual($num_records_before, $num_records_after, t('Merge skipped properly.'));

  $person = db_query('SELECT * FROM {test_people} WHERE job = :job', array(':job' => 'Speaker'))->fetch();
  $this->assertEqual($person->name, 'Meredith', t('Name skipped correctly.'));
  $this->assertEqual($person->age, 30, t('Age skipped correctly.'));
  $this->assertEqual($person->job, 'Speaker', t('Job skipped correctly.'));

  db_merge('test_people')
      ->key(array('job' => 'Speaker'))
      ->insertFields(array('age' => 31))
      ->execute();

  $num_records_after = db_query('SELECT COUNT(*) FROM {test_people}')->fetchField();
  $this->assertEqual($num_records_before, $num_records_after, t('Merge skipped properly.'));

  $person = db_query('SELECT * FROM {test_people} WHERE job = :job', array(':job' => 'Speaker'))->fetch();
  $this->assertEqual($person->name, 'Meredith', t('Name skipped correctly.'));
  $this->assertEqual($person->age, 30, t('Age skipped correctly.'));
  $this->assertEqual($person->job, 'Speaker', t('Job skipped correctly.'));
}