public function testBatchCancel()
{
$batch_api = $this->api->start_batch();
$data = array('segment' => 'Batch Updated Customer');
for ($i = 1; $i <= 10; $i++) {
$result = $batch_api->create_customer(sprintf('*****@*****.**', $i), $data);
$this->assertTrue($result->success);
$this->assertEquals('Batched', $result->status);
$this->assertEquals($i, $batch_api->command_length());
}
$result = $batch_api->cancel();
$this->assertTrue($result->success);
$this->assertEquals('Canceled', $result->status);
$this->assertEquals(0, $batch_api->command_length());
}