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# -*- tcl -*-
# Graph tests - arc insertion
# Copyright (c) 2006 Andreas Kupries <andreas_kupries@users.sourceforge.net>
# All rights reserved.
# RCS: @(#) $Id: insert.test,v 1.2 2007/04/12 03:01:55 andreas_kupries Exp $
# Syntax: graph arc insert START END ?ARC?
# -------------------------------------------------------------------------
# Wrong # args: Missing, Too many
test graph-${impl}-${setimpl}-arc-insert-1.0 {arc insert, wrong#args, missing} {
SETUP
catch {mygraph arc insert} msg
mygraph destroy
set msg
} [tmWrong {arc insert} {source target ?arc?} 0 {source target args}]
test graph-${impl}-${setimpl}-arc-insert-1.1 {arc insert, wrong#args, missing} {
SETUP
catch {mygraph arc insert 0} msg
mygraph destroy
set msg
} [tmWrong {arc insert} {source target ?arc?} 1 {source target args}]
test graph-${impl}-${setimpl}-arc-insert-1.2 {arc insert, wrong#args, too many} {
SETUP
catch {mygraph arc insert 0 1 2 3} msg
mygraph destroy
set msg
} [tmE {wrong # args: should be "::struct::graph::__arc_insert name source target ?arc?"} \
{wrong # args: should be "mygraph arc insert source target ?arc?"}]
# Cannot use tmTooMany, will be incorrect for the Tcl implementation
# run by a pre-8.4 core.
# [tmTooMany {arc insert} {source target ?arc?}]
# -------------------------------------------------------------------------
# Logical arguments checks and failures
test graph-${impl}-${setimpl}-arc-insert-2.0 {arc insert, missing start} {
SETUP
mygraph node insert node1
catch {mygraph arc insert node0 node1 arc0} msg
mygraph destroy
set msg
} "source [MissingNode $MY node0]"
test graph-${impl}-${setimpl}-arc-insert-2.1 {arc insert, missing end} {
SETUP
mygraph node insert node0
catch {mygraph arc insert node0 node1 arc0} msg
mygraph destroy
set msg
} "target [MissingNode $MY node1]"
test graph-${impl}-${setimpl}-arc-insert-2.2 {arc insert, existing arc} {
SETUP
mygraph node insert node0 node1
mygraph arc insert node0 node1 arc0
catch {mygraph arc insert node0 node1 arc0} msg
mygraph destroy
set msg
} [ExistingArc $MY arc0]
# -------------------------------------------------------------------------
# Ok arguments.
test graph-${impl}-${setimpl}-arc-insert-3.0 {arc insert, node/arc linkage} {
SETUP
mygraph node insert node0 node1
mygraph arc insert node0 node1 arc0
set result {}
lappend result [mygraph arc exists arc0]
lappend result [mygraph arc source arc0]
lappend result [mygraph arc target arc0]
lappend result [mygraph arcs -out node0]
lappend result [mygraph arcs -in node1]
mygraph destroy
set result
} {1 node0 node1 arc0 arc0}
test graph-${impl}-${setimpl}-arc-insert-3.1 {arc insert, attribute defaults} {
SETUP
mygraph node insert node0 node1
mygraph arc insert node0 node1 arc0
set result [mygraph arc getall arc0]
mygraph destroy
set result
} {}
test graph-${impl}-${setimpl}-arc-insert-3.2 {arc insert, auto-generated name} {
SETUP
mygraph node insert n0
# Note: The use of 'arc3' for the explicit name tests that the
# name-generator will skip over existing names when it tries to
# come up with a new one.
set result {}
lappend result [mygraph arc insert n0 n0]
lappend result [mygraph arc insert n0 n0]
mygraph arc insert n0 n0 arc3
lappend result [mygraph arc insert n0 n0]
mygraph destroy
set result
} {arc1 arc2 arc4}
# ---------------------------------------------------
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