function DatabaseBasicSyntaxTestCase::testLikeBackslash

Test LIKE query containing a backslash.

File

modules/simpletest/tests/database_test.test, line 3450

Class

DatabaseBasicSyntaxTestCase

Test how the current database driver interprets the SQL syntax.

Code

function testLikeBackslash() {
    db_insert('test')->fields(array(
        'name',
    ))
        ->values(array(
        'name' => 'abcde\\f',
    ))
        ->values(array(
        'name' => 'abc%\\_',
    ))
        ->execute();
    // Match both rows using a LIKE expression with two wildcards and a verbatim
    // backslash.
    $num_matches = db_select('test', 't')->condition('name', 'abc%\\\\_', 'LIKE')
        ->countQuery()
        ->execute()
        ->fetchField();
    $this->assertIdentical($num_matches, '2', 'Found 2 records.');
    // Match only the former using a LIKE expression with no wildcards.
    $num_matches = db_select('test', 't')->condition('name', db_like('abc%\\_'), 'LIKE')
        ->countQuery()
        ->execute()
        ->fetchField();
    $this->assertIdentical($num_matches, '1', 'Found 1 record.');
}