Test that join conditions can use Condition objects.

File

modules/simpletest/tests/database_test.test, line 2447

Class

DatabaseSelectComplexTestCase

Test more complex select statements.

Code

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);
 }
}

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