public function DatabaseSelectComplexTestCase::testJoinConditionObject

Test that join conditions can use Condition objects.

File

core/modules/simpletest/tests/database_test.test, line 2292

Database tests.

Class

DatabaseSelectComplexTestCase

Test more complex select statements.

Code

public function testJoinConditionObject() {
  // Same test as testDefaultJoin, but with a Condition object.
  $query = db_select('test_task', 't');
  $join_cond = db_and()->where('t.pid = p.id');
  $people_alias = $query->join('test', 'p', $join_cond);
  $name_field = $query->addField($people_alias, 'name', 'name');
  $query->addField('t', 'task', 'task');
  $priority_field = $query->addField('t', 'priority', 'priority');

  $query->orderBy($priority_field);
  $result = $query->execute();

  $num_records = 0;
  $last_priority = 0;
  foreach ($result as $record) {
    $num_records++;
    $this->assertTrue($record->$priority_field >= $last_priority, 'Results returned in correct order.');
    $this->assertNotEqual($record->$name_field, 'Ringo', 'Taskless person not selected.');
    $last_priority = $record->$priority_field;
  }

  $this->assertEqual($num_records, 7, 'Returned the correct number of rows.');

  // Test a condition object that creates placeholders.
  $t1_name = 'John';
  $t2_name = 'George';
  $join_cond = db_and()
    ->condition('t1.name', $t1_name)
    ->condition('t2.name', $t2_name);
  $query = db_select('test', 't1');
  $query->innerJoin('test', 't2', $join_cond);
  $query->addField('t1', 'name', 't1_name');
  $query->addField('t2', 'name', 't2_name');

  $num_records = $query->countQuery()->execute()->fetchField();
  $this->assertEqual($num_records, 1, 'Query expected to return 1 row. Actual: ' . $num_records);
  if ($num_records == 1) {
    $record = $query->execute()->fetchObject();
    $this->assertEqual($record->t1_name, $t1_name, 'Query expected to retrieve name ' . $t1_name . ' from table t1. Actual: ' . $record->t1_name);
    $this->assertEqual($record->t2_name, $t2_name, 'Query expected to retrieve name ' . $t2_name . ' from table t2. Actual: ' . $record->t2_name);
  }
}