/**
* @test
*/
public function it_returns_new_instance_with_added_metadata()
{
$newCommand = $this->command->withAddedMetadata('other', 'metadata');
$this->assertNotSame($this->command, $newCommand);
$this->assertEquals(['command' => 'metadata'], $this->command->metadata());
$this->assertEquals(['command' => 'metadata', 'other' => 'metadata'], $newCommand->metadata());
}
