public function testMachineTokenListEmpty()
{
$this->machine_tokens->method('all')->willReturn([]);
$this->logger->expects($this->once())->method('log')->with($this->equalTo('warning'), $this->equalTo('You have no machine tokens.'));
$out = $this->command->listTokens();
$this->assertInstanceOf('Consolidation\\OutputFormatters\\StructuredData\\RowsOfFields', $out);
$this->assertEquals([], $out->getArrayCopy());
}