Script to generate TSP test data for Olimex's Programming Challenge No. 6

make_test_data.coffee

fs = require('fs')
fileName = process.argv[2]
outFile = if process.argv[3] then process.argv[3] else fileName + '.oli'

data = fs.readFileSync(fileName, 'utf8')

fs.writeFileSync(outFile, 'T55\n')
    
lines = data.split '\n'
dataFound = false
base = 100

scale = (pos, base) ->
    Math.round pos / base * 100000, 0
    pos

lines.forEach (l) ->
    parts = l.trim().split(' ')
    if parts[0] is 'DIMENSION'
        base = parts[2]
        
    if l.trim() is 'EOF'
        dataFound = false

    if dataFound 
        x = '' + scale(parts[1],base)
        while x.length < 6
            x = "0" + x
        y = '' + scale(parts[2],base)
        while y.length < 6
            y = "0" + y
        
        fs.appendFile outFile, "X" + x + " Y" + y + "\n"
        
    if l.trim() is 'NODE_COORD_SECTION'
        dataFound = true