$this->assertArrayHasKey('source/unmarked/one', $toPublish, 'Service provider does not return expected published path key.');
$this->assertArrayHasKey('source/tagged/one', $toPublish, 'Service provider does not return expected published path key.');
$this->assertEquals(['source/unmarked/one' => 'destination/unmarked/one', 'source/tagged/one' => 'destination/tagged/one'], $toPublish, 'Service provider does not return expected set of published paths.');
$this->assertArrayNotHasKey('source/tagged/two/a', $toPublish, 'Service provider does return unexpected tagged path key.');
$this->assertArrayNotHasKey('source/tagged/two/b', $toPublish, 'Service provider does return unexpected tagged path key.');
$this->assertArrayHasKey('source/tagged/one', $toPublish, 'Service provider does not return expected tagged path key.');
$this->assertEquals(['source/tagged/one' => 'destination/tagged/one'], $toPublish, 'Service provider does not return expected set of published tagged paths.');