If you make triple chest bug facing east or west and break the visible block on side ( not corner ) the texture will be still here and you can pass truth it.
( Sorry for my bad english I am Czech. )
Environment
Java 1.8.0_111, 64 bit linux fedora
MC-112846
Chest texture at air
Resolved
Duplicate
0
but i don't thinked triple chest bug, i thinked texture bug.