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<?php
class Join_test extends CI_TestCase {
/**
* @var object Database/Query Builder holder
*/
protected $db;
public function set_up()
{
$this->db = Mock_Database_Schema_Skeleton::init(DB_DRIVER);
Mock_Database_Schema_Skeleton::create_tables();
Mock_Database_Schema_Skeleton::create_data();
}
// ------------------------------------------------------------------------
/**
* @see ./mocks/schema/skeleton.php
*/
public function test_join_simple()
{
$job_user = $this->db->select('job.id as job_id, job.name as job_name, user.id as user_id, user.name as user_name')
->from('job')
->join('user', 'user.id = job.id')
->get()
->result_array();
// Check the result
$this->assertEquals('1', $job_user[0]['job_id']);
$this->assertEquals('1', $job_user[0]['user_id']);
$this->assertEquals('Derek Jones', $job_user[0]['user_name']);
$this->assertEquals('Developer', $job_user[0]['job_name']);
}
// ------------------------------------------------------------------------
public function test_join_escape_multiple_conditions()
{
// We just need a valid query produced, not one that makes sense
$fields = array($this->db->protect_identifiers('table1.field1'), $this->db->protect_identifiers('table2.field2'));
$expected = 'SELECT '.implode(', ', $fields)
."\nFROM ".$this->db->escape_identifiers('table1')
."\nLEFT JOIN ".$this->db->escape_identifiers('table2').' ON '.implode(' = ', $fields)
.' AND '.$fields[0]." = 'foo' AND ".$fields[1].' = 0';
$result = $this->db->select('table1.field1, table2.field2')
->from('table1')
->join('table2', "table1.field1 = table2.field2 AND table1.field1 = 'foo' AND table2.field2 = 0", 'LEFT')
->get_compiled_select();
$this->assertEquals($expected, $result);
}
// ------------------------------------------------------------------------
public function test_join_escape_multiple_conditions_with_parentheses()
{
// We just need a valid query produced, not one that makes sense
$fields = array($this->db->protect_identifiers('table1.field1'), $this->db->protect_identifiers('table2.field2'));
$expected = 'SELECT '.implode(', ', $fields)
."\nFROM ".$this->db->escape_identifiers('table1')
."\nRIGHT JOIN ".$this->db->escape_identifiers('table2').' ON '.implode(' = ', $fields)
.' AND ('.$fields[0]." = 'foo' OR ".$fields[1].' = 0)';
$result = $this->db->select('table1.field1, table2.field2')
->from('table1')
->join('table2', "table1.field1 = table2.field2 AND (table1.field1 = 'foo' OR table2.field2 = 0)", 'RIGHT')
->get_compiled_select();
$this->assertEquals($expected, $result);
}
}
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