# Compute offset.
offsetshapesimple result s $OffsetValue $SingularTol

# 1% relative tolerance
set TolRel 1.0e-2

# Check result validity.
checkshape result

# Check result area.
checkprops result -s $ExpectedMass -eps $TolRel

# Check maximal tolerance
checkmaxtol result -ref $ExpectedMaxTol

# Make screenshot.
smallview
don result
fit
checkview -screenshot -2d -path ${imagedir}/${test_image}.png