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# stack.test: tests for the stack package.
#
# This file contains a collection of tests for one or more of the Tcl
# built-in commands. Sourcing this file into Tcl runs the tests and
# generates output for errors. No output means no errors were found.
#
# Copyright (c) 1998-2000 by Scriptics Corporation.
# All rights reserved.
#
# RCS: @(#) $Id: stackstruct.test,v 1.1 2000/02/05 03:20:21 ericm Exp $
if {[lsearch [namespace children] ::tcltest] == -1} {
package require tcltest
namespace import ::tcltest::*
}
package require struct
namespace import struct::*
test stack-0.1 {stack errors} {
stack mystack
catch {stack mystack} msg
mystack destroy
set msg
} "command \"mystack\" already exists, unable to create stack"
test stack-0.2 {stack errors} {
stack mystack
catch {mystack} msg
mystack destroy
set msg
} "wrong # args: should be \"mystack option ?arg arg ...?\""
test stack-0.3 {stack errors} {
stack mystack
catch {mystack foo} msg
mystack destroy
set msg
} "bad option \"foo\": must be clear, destroy, peek, pop, push, rotate, or size"
test stack-0.4 {stack errors} {
catch {::struct::stack::StackProc mystack} msg
set msg
} "unknown stack \"mystack\""
test stack-0.5 {stack errors} {
catch {stack set} msg
set msg
} "command \"set\" already exists, unable to create stack"
test stack-1.1 {stack creation} {
set foo [stack mystack]
set cmd [info commands ::mystack]
set size [mystack size]
mystack destroy
list $foo $cmd $size
} {mystack ::mystack 0}
test stack-1.2 {stack creation} {
set foo [stack]
set cmd [info commands ::$foo]
set size [$foo size]
$foo destroy
list $foo $cmd $size
} {stack1 ::stack1 0}
test stack-2.1 {stack destroy} {
stack mystack
mystack destroy
info commands ::mystack
} {}
test stack-2.2 {stack destroy} {
stack mystack
mystack destroy
catch {::struct::stack::StackProc mystack} msg
set msg
} "unknown stack \"mystack\""
test stack-3.2 {size operation} {
stack mystack
mystack push a b c d e f g
set size [mystack size]
mystack destroy
set size
} 7
test stack-3.3 {size operation} {
stack mystack
mystack push a b c d e f g
mystack pop 3
set size [mystack size]
mystack destroy
set size
} 4
test stack-3.4 {size operation} {
stack mystack
mystack push a b c d e f g
mystack pop 3
mystack peek 3
set size [mystack size]
mystack destroy
set size
} 4
test stack-4.1 {push operation} {
stack mystack
catch {mystack push} msg
mystack destroy
set msg
} "wrong # args: should be \"mystack push item ?item ...?\""
test stack-4.2 {push operation, singleton items} {
stack mystack
mystack push a
mystack push b
mystack push c
set result [list [mystack pop] [mystack pop] [mystack pop]]
mystack destroy
set result
} "c b a"
test stack-4.3 {push operation, multiple items} {
stack mystack
mystack push a b c
set result [list [mystack pop] [mystack pop] [mystack pop]]
mystack destroy
set result
} "c b a"
test stack-4.4 {push operation, spaces in items} {
stack mystack
mystack push a b "foo bar"
set result [list [mystack pop] [mystack pop] [mystack pop]]
mystack destroy
set result
} [list "foo bar" b a]
test stack-4.5 {push operation, bad chars in items} {
stack mystack
mystack push a b \{
set result [list [mystack pop] [mystack pop] [mystack pop]]
mystack destroy
set result
} [list \{ b a]
test stack-5.1 {pop operation} {
stack mystack
mystack push a
mystack push b
mystack push c
set result [list [mystack pop] [mystack pop] [mystack pop]]
mystack destroy
set result
} [list c b a]
test stack-5.2 {pop operation, multiple items} {
stack mystack
mystack push a
mystack push b
mystack push c
set result [mystack pop 3]
mystack destroy
set result
} [list c b a]
test stack-6.1 {peek operation} {
stack mystack
mystack push a
mystack push b
mystack push c
set result [list [mystack peek] [mystack peek] [mystack peek]]
mystack destroy
set result
} [list c c c]
test stack-6.2 {pop operation, multiple items} {
stack mystack
mystack push a
mystack push b
mystack push c
set result [list [mystack peek 3] [mystack pop 3]]
mystack destroy
set result
} [list [list c b a] [list c b a]]
test stack-7.1 {clear operation} {
stack mystack
mystack push a
mystack push b
mystack push c
set result [list [mystack peek 3]]
mystack clear
lappend result [mystack size]
mystack destroy
set result
} [list [list c b a] 0]
test stack-8.1 {rotate operation} {
stack mystack
mystack push a b c d e f g h
mystack rotate 3 1
set result [mystack peek [mystack size]]
mystack destroy
set result
} [list g f h e d c b a]
test stack-8.2 {rotate operation} {
stack mystack
mystack push a b c d e f g h
mystack rotate 3 2
set result [mystack peek [mystack size]]
mystack destroy
set result
} [list f h g e d c b a]
test stack-8.3 {rotate operation} {
stack mystack
mystack push a b c d e f g h
mystack rotate 3 5
set result [mystack peek [mystack size]]
mystack destroy
set result
} [list f h g e d c b a]
test stack-8.4 {rotate operation} {
stack mystack
mystack push a b c d e f g h
mystack rotate 8 1
set result [mystack peek [mystack size]]
mystack destroy
set result
} [list g f e d c b a h]
test stack-8.4 {rotate operation} {
stack mystack
mystack push a b c d e f g h
mystack rotate 8 -1
set result [mystack peek [mystack size]]
mystack destroy
set result
} [list a h g f e d c b]
::tcltest::cleanupTests
|
