cities = [(281, 468), (515, 643), (738, 88), (530, 120), (410, 754) ]


import heuristic
import random

def test_consider() :

    print( "testing consider()" )
    print()

    random.seed( "traveling salesperson" )

    n = len( cities )
    w = 1000
    h =  500
    tour = list( range( 0, n ) )
    random.shuffle( tour )

    print( "cities:", cities )
    print( "starting tour:", tour )
    print()

    i1 = 2
    i2 = 4

    print( "i1:", i1 )
    print( "i2:", i2 )
    print()

    x = cities.copy()
    y = tour.copy()

    result = heuristic.consider( x, y, i1, i2 )
    
    print( "consider( cities, tour, i1, i2 ): ", result )
    print( "current tour:", y )

    print( "\n--------------------------------------\n" )

    i1 = 1
    i2 = 3

    print( "cities:", cities )
    print( "starting tour:", tour )
    print()
    print( "i1:", i1 )
    print( "i2:", i2 )
    print()

    x = cities.copy()
    y = tour.copy()

    result = heuristic.consider( x, y, i1, i2 )
    
    print( "consider( cities, tour, i1, i2 ): ", result )
    print( "current tour:", y )