/**
* Test for FROM clause.
*
* @return void
*
* @since 1.0
*/
public function testFrom()
{
$q = new PostgresqlQuery($this->dbo);
$this->assertThat($q->from('#__foo'), $this->identicalTo($q), 'Tests chaining.');
$this->assertThat(trim($q->from), $this->equalTo('FROM #__foo'), 'Tests rendered value.');
// Add another column.
$q->from('#__bar');
$this->assertThat(trim($q->from), $this->equalTo('FROM #__foo,#__bar'), 'Tests rendered value after second use.');
}