OCCT

restore [locate_data_file bug29692_broken_periodicity.brep] s

# rebuild the compound ensuring that each material is valid
compound materials

foreach c [explode s] {
  set ss [explode $c]
  if {[llength $ss] > 1} {
    eval makeconnected r $ss
    add r materials
  } else {
    add $ss materials
  }
}

eval makeconnected connected [explode materials]

checkshape connected
if {![regexp "OK" [bopcheck connected]]} {
  puts "Error: Unable to make connected"
}
checknbshapes connected -vertex 252 -edge 464 -wire 257 -face 257 -shell 44 -solid 44 -t
checkprops connected -s 6.88455e+006 -v 9.48813e+007

cmakeperiodic cp -x 373.352380466498 -y 2262.7416997969599

checkshape cp
checknbshapes cp -vertex 268 -edge 488 -wire 265 -face 265 -shell 44 -solid 44 -t
checkprops cp -s 6.88455e+006 -v 9.48813e+007

# repeat shape
crepeatshape result -x 1 -y 1

checknbshapes result -vertex 811 -edge 1594 -wire 960 -face 960 -shell 176 -solid 176 -t
checkprops result -s 2.75382e+007 -v 3.79525e+008

savehistory h

explode materials_3 f

generated gf h materials_3_1
checknbshapes gf -face 4 -t

foreach f [explode gf f] {
  foreach sign {+ -} {
    if {![regexp "No materials on this side" [cmaterialson m $sign $f]]} {
      if {![regexp "equal shapes" [compare m materials_3]]} {
        puts "Error: Incorrect materials association"
      }
    }
  }
}