public function testVerifyPeersWhenSourceAndTargetAlreadyExist()
{
$this->source->expects($this->once())->method('getDatabase')->willReturn('test_source_database');
$this->source->expects($this->once())->method('getDatabaseInfo')->willReturn(array('db_name' => 'test_source_database', 'instance_start_time' => '123', 'update_seq' => '456'));
$this->target->expects($this->once())->method('getDatabase')->willReturn('test_target_database');
$this->target->expects($this->once())->method('getDatabaseInfo')->willReturn(array('db_name' => 'test_target_database', 'instance_start_time' => '123', 'update_seq' => '456'));
$task = new ReplicationTask();
$replication = new Replication($this->source, $this->target, $task);
list($sourceInfo, $targetInfo) = $replication->verifyPeers();
$this->assertArrayHasKey("update_seq", $sourceInfo, 'Source info not correctly returned.');
$this->assertArrayHasKey("instance_start_time", $sourceInfo, 'Source info not correctly returned.');
$this->assertArrayHasKey("update_seq", $targetInfo, 'Target info not correctly returned.');
$this->assertArrayHasKey("instance_start_time", $targetInfo, 'Target info not correctly returned.');
}