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# -*- tcl -*-
# Graph tests - arcs
# Copyright (c) 2006 Andreas Kupries <andreas_kupries@users.sourceforge.net>
# All rights reserved.
# RCS: @(#) $Id: arcs.test,v 1.4 2009/11/03 17:38:30 andreas_kupries Exp $
# Syntax: graph arcs
# (1) graph arcs -key KEY
# graph arcs -key KEY -value VALUE
# (2) graph arcs -filter CMDPREFIX
# (3) graph arcs -in NODE...
# graph arcs -out NODE...
# graph arcs -adj NODE...
# graph arcs -inner NODE...
# graph arcs -embedded NODE...
# We can use one in each group (1,2,3)
# -------------------------------------------------------------------------
# Wrong # args: Missing, Too many
# Cannot have missing arguments (zero is fine),
# except when switches are in use. That however
# is tested with the switches. Ditto for too many
# arguments.
# -------------------------------------------------------------------------
# Logical arguments checks and failures
test graph-${impl}-${setimpl}-arcs-1.0 {arcs, bad switch} {
SETUP
catch {mygraph arcs -foo} msg
mygraph destroy
set msg
} {bad restriction "-foo": must be -adj, -embedding, -filter, -in, -inner, -key, -out, or -value}
# -------------------------------------------------------------------------
# Ok arguments.
test graph-${impl}-${setimpl}-arcs-2.0 {arcs, empty graph} {
SETUP
set result [mygraph arcs]
mygraph destroy
set result
} {}
test graph-${impl}-${setimpl}-arcs-2.1 {arcs, nodes without arcs} {
SETUP
mygraph node insert 0 1 2 3 4 5
set result [mygraph arcs]
mygraph destroy
set result
} {}
test graph-${impl}-${setimpl}-arcs-2.2 {arcs} {
SETUP
mygraph node insert 0 1 2 3 4 5
mygraph arc insert 0 1 a
mygraph arc insert 2 3 b
mygraph arc insert 4 5 c
set result [lsort [mygraph arcs]]
mygraph destroy
set result
} {a b c}
# ---------------------------------------------------
# (1) -key, -value
# -------------------------------------------------------------------------
# Wrong # args: Missing, Too many
test graph-${impl}-${setimpl}-arcs-key-1.0 {arcs, wrong#args, missing} {
SETUP
catch {mygraph arcs -key} msg
mygraph destroy
set msg
} "wrong # args: should be \"$MY arcs ?-key key? ?-value value? ?-filter cmd? ?-in|-out|-adj|-inner|-embedding node node...?\""
test graph-${impl}-${setimpl}-arcs-key-1.1 {arcs, wrong#args, missing} {
SETUP
catch {mygraph arcs -value} msg
mygraph destroy
set msg
} "wrong # args: should be \"$MY arcs ?-key key? ?-value value? ?-filter cmd? ?-in|-out|-adj|-inner|-embedding node node...?\""
# -------------------------------------------------------------------------
# Logical arguments checks and failures
test graph-${impl}-${setimpl}-arcs-key-2.0 {arcs, multiple -key} {
SETUP
catch {mygraph arcs -key foobar -value 1 -key foo} msg
mygraph destroy
set msg
} {invalid restriction: illegal multiple use of "-key"}
test graph-${impl}-${setimpl}-arcs-key-2.1 {arcs, multiple -value} {
SETUP
catch {mygraph arcs -key foobar -value 1 -value foo} msg
mygraph destroy
set msg
} {invalid restriction: illegal multiple use of "-value"}
test graph-${impl}-${setimpl}-arcs-key-2.2 {arcs, -value without -key} {
SETUP
catch {mygraph arcs -value 1} msg
mygraph destroy
set msg
} {invalid restriction: use of "-value" without "-key"}
# -------------------------------------------------------------------------
# Ok arguments.
test graph-${impl}-${setimpl}-arcs-key-3.0 {arcs, -key} {
SETUP
mygraph node insert n0 n1
mygraph arc insert n0 n1 a1
mygraph arc insert n0 n1 a2
mygraph arc set a1 foobar 1
mygraph arc set a2 blubber 2
catch {mygraph arcs -key foobar} msg
mygraph destroy
set msg
} a1
test graph-${impl}-${setimpl}-arcs-key-3.1 {arcs, -key, -value} {
SETUP
mygraph node insert n0 n1
mygraph arc insert n0 n1 a1
mygraph arc insert n0 n1 a2
mygraph arc set a1 foobar 1
mygraph arc set a2 foobar 2
catch {mygraph arcs -key foobar -value 1} msg
mygraph destroy
set msg
} a1
# ---------------------------------------------------
# (2) -filter
# -------------------------------------------------------------------------
# Wrong # args: Missing, Too many
test graph-${impl}-${setimpl}-arcs-filter-1.0 {arcs, wrong#args, missing} {
SETUP
catch {mygraph arcs -filter} msg
mygraph destroy
set msg
} "wrong # args: should be \"$MY arcs ?-key key? ?-value value? ?-filter cmd? ?-in|-out|-adj|-inner|-embedding node node...?\""
# -------------------------------------------------------------------------
# Logical arguments checks and failures
test graph-${impl}-${setimpl}-arcs-filter-2.0 {arcs, multiple -filter} {
SETUP
catch {mygraph arcs -filter foobar -filter foo} msg
mygraph destroy
set msg
} {invalid restriction: illegal multiple use of "-filter"}
# -------------------------------------------------------------------------
# Ok arguments.
test graph-${impl}-${setimpl}-arcs-filter-3.0 {arcs, -filter} {
SETUP
mygraph node insert 1 2 3 4 5 6
mygraph arc insert 4 1 A
mygraph arc insert 5 2 B
mygraph arc insert 6 3 C
mygraph arc insert 3 1 D
mygraph arc insert 1 2 E
mygraph arc insert 2 3 F
mygraph arc set A volume 30
mygraph arc set C volume 50
proc vol {g n} {
$g arc keyexists $n volume
}
set result [lsort [mygraph arcs -filter vol]]
mygraph destroy
rename vol {}
set result
} {A C}
test graph-${impl}-${setimpl}-arcs-filter-3.1 {arcs, -filter} {
SETUP
mygraph node insert 1 2 3 4 5 6
mygraph arc insert 4 1 A
mygraph arc insert 5 2 B
mygraph arc insert 6 3 C
mygraph arc insert 3 1 D
mygraph arc insert 1 2 E
mygraph arc insert 2 3 F
mygraph arc set A volume 30
mygraph arc set C volume 50
proc vol {g n} {
if {![$g arc keyexists $n volume]} {return 0}
expr {[$g arc get $n volume] > 40}
}
set result [mygraph arcs -filter vol]
mygraph destroy
rename vol {}
set result
} C
# ---------------------------------------------------
# (3) -in, -out, -adj, -inner, -embedding
# -------------------------------------------------------------------------
# Wrong # args: Missing, Too many
set n 0
foreach switch {-in -out -adj -inner -embedding} {
test graph-${impl}-${setimpl}-arcs-ioaie-1.$n "arcs, $switch, wrong#args, missing" {
SETUP
catch {mygraph arcs $switch} msg
mygraph destroy
set msg
} "wrong # args: should be \"$MY arcs ?-key key? ?-value value? ?-filter cmd? ?-in|-out|-adj|-inner|-embedding node node...?\"" ; # {}
incr n
}
unset n
# -------------------------------------------------------------------------
# Logical arguments checks and failures
set n 0
foreach switch {-in -out -adj -inner -embedding} {
test graph-${impl}-${setimpl}-arcs-ioaie-2.$n "arcs, $switch, missing node" {
SETUP
catch {mygraph arcs $switch x} msg
mygraph destroy
set msg
} [MissingNode $MY x] ; # {}
incr n
foreach switchB {-in -out -adj -inner -embedding} {
test graph-${impl}-${setimpl}-arcs-ioaie-2.$n "arcs, $switch, $switchB together" {
SETUP
catch {mygraph arcs $switch $switchB x} msg
mygraph destroy
set msg
} {invalid restriction: illegal multiple use of "-in"|"-out"|"-adj"|"-inner"|"-embedding"} ; # {}
incr n
}
}
unset n
# -------------------------------------------------------------------------
# Ok arguments.
set n 0
foreach {switch nodes expected} {
-in {1 2 3} {A B C D E F} -in {4 5 6} {}
-out {1 2 3} {D E F} -out {4 5 6} {A B C}
-adj {1 2 3} {A B C D E F} -adj {4 5 6} {A B C}
-inner {1 2 3} {D E F} -inner {4 5 6} {}
-embedding {1 2 3} {A B C} -embedding {4 5 6} {A B C}
-in {1 2} {A B D E} -in {4 5} {}
-out {1 2} {E F} -out {4 5} {A B}
-adj {1 2} {A B D E F} -adj {4 5} {A B}
-inner {1 2} {E} -inner {4 5} {}
-embedding {1 2} {A B D F} -embedding {4 5} {A B}
-in {1} {A D} -in {4} {}
-out {1} {E} -out {4} {A}
-adj {1} {A D E} -adj {4} {A}
-inner {1} {} -inner {4} {}
-embedding {1} {A D E} -embedding {4} {A}
-in {1 4} {A D} -in {4 2} {B E}
-out {1 4} {A E} -out {4 2} {A F}
-adj {1 4} {A D E} -adj {4 2} {A B E F}
-inner {1 4} {A} -inner {4 2} {}
-embedding {1 4} {D E} -embedding {4 2} {A B E F}
-in {1 1} {A D} -in {4 4} {}
-out {1 1} {E} -out {4 4} {A}
-adj {1 1} {A D E} -adj {4 4} {A}
-inner {1 1} {} -inner {4 4} {}
-embedding {1 1} {A D E} -embedding {4 4} {A}
} {
test graph-${impl}-${setimpl}-arcs-ioaie-3.$n "arcs, $switch" {
SETUP
mygraph node insert 1 2 3 4 5 6
mygraph arc insert 4 1 A
mygraph arc insert 5 2 B
mygraph arc insert 6 3 C
mygraph arc insert 3 1 D
mygraph arc insert 1 2 E
mygraph arc insert 2 3 F
set result [lsort [eval [linsert $nodes 0 mygraph arcs $switch]]]
mygraph destroy
set result
} $expected ; # {}
incr n
}
unset n
test graph-${impl}-${setimpl}-arcs-adj-1.0 {arcs -adj, border case C code failure} -setup {
struct::graph mygraph
mygraph node insert E
mygraph node insert F
mygraph arc insert E F E_F
} -body {
mygraph arcs -adj E
} -cleanup {
mygraph destroy
} -result {E_F}
# ---------------------------------------------------
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