public function SqlServerSelectTest::testEscapeLike in Drupal driver for SQL Server and SQL Azure 7.2

Same name and namespace in other branches

1. 7.3 tests/sqlsrv.select.test \SqlServerSelectTest::testEscapeLike()
2. 7 tests/sqlsrv.select.test \SqlServerSelectTest::testEscapeLike()

Test LIKE statement wildcards are properly escaped.

File

tests/sqlsrv.select.test, line 226

Support tests for SQL Server.

Class

SqlServerSelectTest

@file Support tests for SQL Server.

Code

public function testEscapeLike() {

  // Test expected escaped characters
  $string = 't[e%s]t_\\';
  $expected = 't[[]e[%]s[]]t[_]\\';
  $actual = db_like($string);
  $this
    ->assertEqual($actual, $expected, 'Properly escaped LIKE statement wildcards.');
  db_insert('test_task')
    ->fields(array(
    'task' => 'T\\est',
  ))
    ->execute();
  $query = db_select('test_task', 't');
  $query
    ->fields('t');
  $query
    ->condition('t.task', db_like('T\\est'), 'LIKE');
  $result = $query
    ->execute()
    ->fetchAll();
  $this
    ->assertEqual(count($result), 1, t('db_select returned the correct number of total rows.'));
  db_insert('test_task')
    ->fields(array(
    'task' => 'T\'est',
  ))
    ->execute();
  $query = db_select('test_task', 't');
  $query
    ->fields('t');
  $query
    ->condition('t.task', db_like('T\'est'), 'LIKE');
  $result = $query
    ->execute()
    ->fetchAll();
  $this
    ->assertEqual(count($result), 1, t('db_select returned the correct number of total rows.'));

  // db_select: Test unescaped wildcard.
  $query = db_select('test_task', 't');
  $query
    ->condition('t.task', '[s]leep', 'LIKE');
  $query
    ->fields('t');
  $result = $query
    ->execute()
    ->fetchAll();
  $this
    ->assertEqual(count($result), 2, t('db_select returned the correct number of total rows.'));

  // db_select: Test unescaped wildcard.
  $query = db_select('test_task', 't');
  $query
    ->condition('t.task', '[s]leep', 'LIKE');
  $query
    ->fields('t');
  $result = $query
    ->execute()
    ->fetchAll();
  $this
    ->assertEqual(count($result), 2, t('db_select returned the correct number of total rows.'));

  // db_select: Test escaped wildcard.
  $query = db_select('test_task', 't');
  $query
    ->condition('t.task', db_like('[s]leep'), 'LIKE');
  $query
    ->fields('t');
  $result = $query
    ->execute()
    ->fetchAll();
  $this
    ->assertEqual(count($result), 0, t('db_select returned the correct number of total rows.'));

  // db_select->where: Test unescaped wildcard.
  $query = db_select('test_task', 't');
  $query
    ->where('t.task LIKE :task', array(
    ':task' => '[s]leep',
  ));
  $query
    ->fields('t');
  $result = $query
    ->execute()
    ->fetchAll();
  $this
    ->assertEqual(count($result), 2, t('db_select returned the correct number of total rows.'));

  // db_select->where: Test escaped wildcard.
  $query = db_select('test_task', 't');
  $query
    ->where('t.task LIKE :task', array(
    ':task' => db_like('[s]leep'),
  ));
  $query
    ->fields('t');
  $result = $query
    ->execute()
    ->fetchAll();
  $this
    ->assertEqual(count($result), 0, t('db_select returned the correct number of total rows.'));

  // db_query: Test unescaped wildcard.
  $query = db_query('SELECT COUNT(*) FROM {test_task} WHERE task LIKE :task', array(
    ':task' => '[s]leep',
  ));
  $result = $query
    ->fetchField();
  $this
    ->assertEqual($result, 2, t('db_query returned the correct number of total rows.'));

  // db_query: Test escaped wildcard.
  $query = db_query('SELECT COUNT(*) FROM {test_task} WHERE task LIKE :task', array(
    ':task' => db_like('[s]leep'),
  ));
  $result = $query
    ->fetchField();
  $this
    ->assertEqual($result, 0, t('db_query returned the correct number of total rows.'));
}