set aTestName "xcaf200-V1"
puts $aTestName

# Add an attribute to a data framework
set aLabel 0:1:1:1
Label D $aLabel
set aValue 13.777
XSetVolume D $aLabel $aValue

# Close/Open the transaction
NewCommand D

# save result for check after retrieval
set vol_before [XGetVolume D $aLabel]
if { ${vol_before} != ${aValue} } {
    puts "Error : XSetVolume or XGetVolume"
} else {

    # Save the document
    set aFile $WorkDirectory/${aTestName}.${FileSuffix}

    SaveToFile D $aFile

    # Restore the document
    Close D
    Open ${aFile} DD

    # Get a value of the attribute
    set IsDone [catch {set vol_after [XGetVolume DD $aLabel]} aResult]
    if { ${IsDone} != 0 || ${vol_after} != ${vol_before} } {
	puts "Error : Get a value of XCAFDoc_Volume attribute from restoring document"
    }
}