public function testVisibility()
 {
     $set = new AssetManipulationList();
     $file1 = ['Filename' => 'Test1.jpg', 'Hash' => '975677589962604d9e16b700cf84734f9dda2817'];
     $file2 = ['Filename' => 'Test2.jpg', 'Hash' => '22af86a45ea56287437a12cf83aded5c077a5db5'];
     $file3 = ['Filename' => 'DupeHash1.jpg', 'Hash' => 'f167433dd318e738281b845a07d7be2053b8c997'];
     $file4 = ['Filename' => 'DupeName.jpg', 'Hash' => 'afde6577a034323959b7915f41ac8d1f53bc597f'];
     $file5 = ['Filename' => 'DupeName.jpg', 'Hash' => '1e94b066e5aa16907d0e5e32556c7a2a0b692eb9'];
     $file6 = ['Filename' => 'DupeHash2.jpg', 'Hash' => 'f167433dd318e738281b845a07d7be2053b8c997'];
     // Non-overlapping assets remain in assigned sets
     $this->assertTrue($set->addDeletedAsset($file1));
     $this->assertTrue($set->addDeletedAsset($file2));
     $this->assertTrue($set->addProtectedAsset($file3));
     $this->assertTrue($set->addProtectedAsset($file4));
     $this->assertTrue($set->addPublicAsset($file5));
     $this->assertTrue($set->addPublicAsset($file6));
     // Check initial state of list
     $this->assertEquals(6, $this->countItems($set));
     $this->assertContains($file1, $set->getDeletedAssets());
     $this->assertContains($file2, $set->getDeletedAssets());
     $this->assertContains($file3, $set->getProtectedAssets());
     $this->assertContains($file4, $set->getProtectedAssets());
     $this->assertContains($file5, $set->getPublicAssets());
     $this->assertContains($file6, $set->getPublicAssets());
     // Public or Protected assets will not be deleted
     $this->assertFalse($set->addDeletedAsset($file3));
     $this->assertFalse($set->addDeletedAsset($file4));
     $this->assertFalse($set->addDeletedAsset($file5));
     $this->assertFalse($set->addDeletedAsset($file6));
     $this->assertEquals(6, $this->countItems($set));
     $this->assertNotContains($file3, $set->getDeletedAssets());
     $this->assertNotContains($file4, $set->getDeletedAssets());
     $this->assertNotContains($file5, $set->getDeletedAssets());
     $this->assertNotContains($file6, $set->getDeletedAssets());
     // Adding records as protected will remove them from the deletion list, but
     // not the public list
     $this->assertTrue($set->addProtectedAsset($file1));
     $this->assertFalse($set->addProtectedAsset($file5));
     $this->assertEquals(6, $this->countItems($set));
     $this->assertNotContains($file1, $set->getDeletedAssets());
     $this->assertContains($file1, $set->getProtectedAssets());
     $this->assertNotContains($file5, $set->getProtectedAssets());
     $this->assertContains($file5, $set->getPublicAssets());
     // Adding records as public will ensure they are not deleted or marked as protected
     // Existing public assets won't be re-added
     $this->assertTrue($set->addPublicAsset($file2));
     $this->assertTrue($set->addPublicAsset($file4));
     $this->assertFalse($set->addPublicAsset($file5));
     $this->assertEquals(6, $this->countItems($set));
     $this->assertNotContains($file2, $set->getDeletedAssets());
     $this->assertNotContains($file2, $set->getProtectedAssets());
     $this->assertContains($file2, $set->getPublicAssets());
     $this->assertNotContains($file4, $set->getProtectedAssets());
     $this->assertContains($file4, $set->getPublicAssets());
     $this->assertContains($file5, $set->getPublicAssets());
 }