if { [info exists square] } {
    set prop "square"
    set mass $square
    if { [info exists tol_square] } {
      regexp {Mass +: +([-0-9.+eE]+)} [sprops result $tol_square] full m
    } else {
      regexp {Mass +: +([-0-9.+eE]+)} [sprops result] full m
    }
}
if { [info exists length] } {
    set prop "length"
    set mass $length
    regexp {Mass +: +([-0-9.+eE]+)} [lprops result] full m      

    puts "checksection"
    puts [checksection result]
}

#if mass (length or square) is empty in test case then result should be an empty shape.
if { [info exists mass] } {
    puts "checkshape"
    checkshape result
      
    if { [string compare "$mass" "empty"] != 0 } {
      if { $m == 0 } {
        puts "Error : The command is not valid. The $prop is 0."
      }
      if { $mass > 0 } {
        puts "The expected $prop is $mass"
      }
      #check of change of square is < 1%
      if { ($mass != 0 && [expr 1.*abs($mass - $m)/$mass] > 0.01) || ($mass == 0 && $m != 0) } {
        puts "Error : The $prop of result shape is $m"
      }
    } else {
      if { $m != 0 } {
        puts "Error : The command is not valid. The $prop is $m"
      }
    }
}

set glob_inf [info global nb_*_good]
if { [regexp "nb_.*_good" $glob_inf] == 1 } {
    if { [info exists nbsh_t] } {
      set nb_info [nbshapes result -t]
    } else {
      set nb_info [nbshapes result]
    }
}

if { [info exists nb_v_good] } {
    regexp {VERTEX +: +([-0-9.+eE]+)} $nb_info full nb_v
    if { ${nb_v} != ${nb_v_good} } {
        puts "Error : Result shape is WRONG because it must contains ${nb_v_good} vertices instead of ${nb_v}"
    } else {
        puts "Result shape contains ${nb_v} vertices"
    }
}

if { [info exists nb_e_good] } {
    regexp {EDGE +: +([-0-9.+eE]+)} $nb_info full nb_e
    if { ${nb_e} != ${nb_e_good} } {
        puts "Error : Result shape is WRONG because it must contains ${nb_e_good} edges instead of ${nb_e}"
    } else {
        puts "Result shape contains ${nb_e} edges"
    }
}

if { [info exists nb_w_good] } {
    regexp {WIRE +: +([-0-9.+eE]+)} $nb_info full nb_w
    if { ${nb_w} != ${nb_w_good} } {
        puts "Error : Result shape is WRONG because it must contains ${nb_w_good} wires instead of ${nb_w}"
    } else {
        puts "Result shape contains ${nb_w} wires"
    }
}

if { [info exists nb_f_good] } {
    regexp {FACE +: +([-0-9.+eE]+)} $nb_info full nb_f
    if { ${nb_f} != ${nb_f_good} } {
        puts "Error : Result shape is WRONG because it must contains ${nb_f_good} faces instead of ${nb_f}"
    } else {
        puts "Result shape contains ${nb_f} faces"
    }
}

if { [info exists nb_sh_good] } {
    regexp {SHELL +: +([-0-9.+eE]+)} $nb_info full nb_sh
    if { ${nb_sh} != ${nb_sh_good} } {
        puts "Error : Result shape is WRONG because it must contains ${nb_sh_good} shells instead of ${nb_sh}"
    } else {
        puts "Result shape contains ${nb_sh} shells"
    }
}

if { [info exists nb_sol_good] } {
    regexp {SOLID +: +([-0-9.+eE]+)} $nb_info full nb_sol
    if { ${nb_sol} != ${nb_sol_good} } {
        puts "Error : Result shape is WRONG because it must contains ${nb_sol_good} solids instead of ${nb_sol}"
    } else {
        puts "Result shape contains ${nb_sol} solids"
    }
}

if { [info exists nb_compsol_good] } {
    regexp {COMPSOLID +: +([-0-9.+eE]+)} $nb_info full nb_compsol
    if { ${nb_compsol} != ${nb_compsol_good} } {
        puts "Error : Result shape is WRONG because it must contains ${nb_compsol_good} compsolids instead of ${nb_compsol}"
    } else {
        puts "Result shape contains ${nb_compsol} compsolids"
    }
}

if { [info exists nb_compound_good] } {
    regexp {COMPOUND +: +([-0-9.+eE]+)} $nb_info full nb_compound
    if { ${nb_compound} != ${nb_compound_good} } {
        puts "Error : Result shape is WRONG because it must contains ${nb_compound_good} compounds instead of ${nb_compound}"
    } else {
        puts "Result shape contains ${nb_compound} compounds"
    }
}

if { [info exists nb_shape_good] } {
    regexp {SHAPE +: +([-0-9.+eE]+)} $nb_info full nb_shape
    if { ${nb_shape} != ${nb_shape_good} } {
        puts "Error : Result shape is WRONG because it must contains ${nb_shape_good} shapes instead of ${nb_shape}"
    } else {
        puts "Result shape contains ${nb_shape} shapes"
    }
}

if { [info exists nb_fe_good] && [info exists nb_fe] } {
    if { ${nb_fe} != ${nb_fe_good} } {
        puts "Error : Result shape is WRONG because it must contains ${nb_shape_good} shapes instead of ${nb_shape}"
    } else {
        puts "Result shape contains ${nb_fe} free edges"
    }
}

if { [info exists rel_tol] } {
   puts "\nChecking triangulation area (triarea command)..."
   set rel_err [expr abs([CheckTriArea result $area_eps])]
   if { $rel_err > $rel_tol } {
      puts "Error   : area by triangles differs from the actual area by $rel_err %"
   } else {
      if { $rel_tol > 1 && $rel_tol < 100 } {
        puts "Error: Improvement: The current area difference is $rel_err instead of $rel_tol"
      }
   }
}

if { [isdraw result] } {
  if { [info exists 2dviewer] } {
    clear
    smallview
    donly result
    fit
    xwd $imagedir/${test_image}.png
  }
  if { [info exists 3dviewer] } {
    #for multiview support: dump result from all opened views
    set view_str [vviewlist long]
    set view_list [regexp -all -inline {\S+} $view_str]
    foreach {view_name} $view_list {
      vactivate $view_name
      vclear
      vdisplay result
      vsetdispmode 1
      vfit
      vzfit
      vdump $imagedir/${test_image}_[regsub -all {/} $view_name {_}].png
    }
  }
}

if { [info exists only_screen] } {
  #for multiview support: dump result from all opened views
  set view_str [vviewlist long]
  set view_list [regexp -all -inline {\S+} $view_str]
  foreach {view_name} $view_list {
    vactivate $view_name
    vdump $imagedir/${test_image}_[regsub -all {/} $view_name {_}].png
  }
}

if { [info exists only_screen_axo] } {
   xwd $imagedir/${test_image}.png
}

# to end a test script
puts "TEST COMPLETED"
