# -*- tcl -*-
# Graph tests - arc weights
# Copyright (c) 2008 Andreas Kupries <andreas_kupries@users.sourceforge.net>
# All rights reserved.
# RCS: @(#) $Id: weights.test,v 1.1 2008/10/11 23:23:48 andreas_kupries Exp $

# Syntax: graph arc weights

# -------------------------------------------------------------------------
# Wrong # args: Missing, Too many

test graph-${impl}-${setimpl}-arc-weights-1.0 {arc weights, wrong#args, too many} {
    SETUP
    catch {mygraph arc weights a} res
    mygraph destroy
    set res
} [tmTooMany {arc weights} {}]

# -------------------------------------------------------------------------
# Logical arguments checks and failures

# -------------------------------------------------------------------------
# Ok arguments.

test graph-${impl}-${setimpl}-arc-weights-3.0 {arc weights, no arcs} {
    SETUP
    set res [mygraph arc weights]
    mygraph destroy
    set res
} {}

test graph-${impl}-${setimpl}-arc-weights-3.1 {arc weights, all arcs, one} {
    SETUP
    mygraph node insert 0
    mygraph arc  insert 0 0 a
    mygraph arc setweight a 1
    set res [mygraph arc weights]
    mygraph destroy
    set res
} {a 1}

test graph-${impl}-${setimpl}-arc-weights-3.2 {arc weights, all arcs, more} {
    SETUP
    mygraph node insert 0
    mygraph arc  insert 0 0 a
    mygraph node insert 1
    mygraph arc  insert 1 0 b
    mygraph arc setweight a 2
    mygraph arc setweight b 1
    set res [dictsort [mygraph arc weights]]
    mygraph destroy
    set res
} {a 2 b 1}

test graph-${impl}-${setimpl}-arc-weights-3.3 {arc weights, none} {
    SETUP
    mygraph node insert 0
    mygraph arc  insert 0 0 a
    set res [mygraph arc weights]
    mygraph destroy
    set res
} {}

test graph-${impl}-${setimpl}-arc-weights-3.4 {arc weights, some} {
    SETUP
    mygraph node insert 0
    mygraph arc  insert 0 0 a
    mygraph node insert 1
    mygraph arc  insert 1 0 b
    mygraph arc setweight a 1
    set res [mygraph arc weights]
    mygraph destroy
    set res
} {a 1}

# -------------------------------------------------------------------------