# Commands covered: switch
#
# 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) 1993 The Regents of the University of California.
# Copyright (c) 1994 Sun Microsystems, Inc.
# Copyright (c) 1998-1999 by Scriptics Corporation.
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
#
# RCS: @(#) $Id: switch.test,v 1.21 2008/03/21 19:09:13 dkf Exp $
if {[lsearch [namespace children] ::tcltest] == -1} {
package require tcltest 2
namespace import -force ::tcltest::*
}
test switch-1.1 {simple patterns} {
switch a a {subst 1} b {subst 2} c {subst 3} default {subst 4}
} 1
test switch-1.2 {simple patterns} {
switch b a {subst 1} b {subst 2} c {subst 3} default {subst 4}
} 2
test switch-1.3 {simple patterns} {
switch x a {subst 1} b {subst 2} c {subst 3} default {subst 4}
} 4
test switch-1.4 {simple patterns} {
switch x a {subst 1} b {subst 2} c {subst 3}
} {}
test switch-1.5 {simple pattern matches many times} {
switch b a {subst 1} b {subst 2} b {subst 3} b {subst 4}
} 2
test switch-1.6 {simple patterns} {
switch default a {subst 1} default {subst 2} c {subst 3} default {subst 4}
} 2
test switch-1.7 {simple patterns} {
switch x a {subst 1} default {subst 2} c {subst 3} default {subst 4}
} 4
test switch-1.8 {simple patterns with -nocase} {
switch -nocase b a {subst 1} b {subst 2} c {subst 3} default {subst 4}
} 2
test switch-1.9 {simple patterns with -nocase} {
switch -nocase B a {subst 1} b {subst 2} c {subst 3} default {subst 4}
} 2
test switch-1.10 {simple patterns with -nocase} {
switch -nocase b a {subst 1} B {subst 2} c {subst 3} default {subst 4}
} 2
test switch-1.11 {simple patterns with -nocase} {
switch -nocase x a {subst 1} default {subst 2} c {subst 3} default {subst 4}
} 4
test switch-2.1 {single-argument form for pattern/command pairs} {
switch b {
a {subst 1}
b {subst 2}
default {subst 6}
}
} {2}
test switch-2.2 {single-argument form for pattern/command pairs} -body {
switch z {a 2 b}
} -returnCodes error -result {extra switch pattern with no body}
test switch-3.1 {-exact vs. -glob vs. -regexp} {
switch -exact aaaab {
^a*b$ {subst regexp}
*b {subst glob}
aaaab {subst exact}
default {subst none}
}
} exact
test switch-3.2 {-exact vs. -glob vs. -regexp} {
switch -regexp aaaab {
^a*b$ {subst regexp}
*b {subst glob}
aaaab {subst exact}
default {subst none}
}
} regexp
test switch-3.3 {-exact vs. -glob vs. -regexp} {
switch -glob aaaab {
^a*b$ {subst regexp}
*b {subst glob}
aaaab {subst exact}
default {subst none}
}
} glob
test switch-3.4 {-exact vs. -glob vs. -regexp} {
switch aaaab {^a*b$} {subst regexp} *b {subst glob} \
aaaab {subst exact} default {subst none}
} exact
test switch-3.5 {-exact vs. -glob vs. -regexp} {
switch -- -glob {
^g.*b$ {subst regexp}
-* {subst glob}
-glob {subst exact}
default {subst none}
}
} exact
test switch-3.6 {-exact vs. -glob vs. -regexp} -body {
switch -foo a b c
} -returnCodes error -result {bad option "-foo": must be -exact, -glob, -indexvar, -matchvar, -nocase, -regexp, or --}
test switch-3.7 {-exact vs. -glob vs. -regexp with -nocase} {
switch -exact -nocase aaaab {
^a*b$ {subst regexp}
*b {subst glob}
aaaab {subst exact}
default {subst none}
}
} exact
test switch-3.8 {-exact vs. -glob vs. -regexp with -nocase} {
switch -regexp -nocase aaaab {
^a*b$ {subst regexp}
*b {subst glob}
aaaab {subst exact}
default {subst none}
}
} regexp
test switch-3.9 {-exact vs. -glob vs. -regexp with -nocase} {
switch -glob -nocase aaaab {
^a*b$ {subst regexp}
*b {subst glob}
aaaab {subst exact}
default {subst none}
}
} glob
test switch-3.10 {-exact vs. -glob vs. -regexp with -nocase} {
switch -nocase aaaab {^a*b$} {subst regexp} *b {subst glob} \
aaaab {subst exact} default {subst none}
} exact
test switch-3.11 {-exact vs. -glob vs. -regexp with -nocase} {
switch -nocase -- -glob {
^g.*b$ {subst regexp}
-* {subst glob}
-glob {subst exact}
default {subst none}
}
} exact
test switch-3.12 {-exact vs. -glob vs. -regexp} {
switch -exa Foo Foo {set result OK}
} OK
test switch-3.13 {-exact vs. -glob vs. -regexp} {
switch -gl Foo Fo? {set result OK}
} OK
test switch-3.14 {-exact vs. -glob vs. -regexp} {
switch -re Foo Fo. {set result OK}
} OK
test switch-3.15 {-exact vs. -glob vs. -regexp} -body {
switch -exact -exact Foo Foo {set result OK}
} -returnCodes error -result {bad option "-exact": -exact option already found}
test switch-3.16 {-exact vs. -glob vs. -regexp} -body {
switch -exact -glob Foo Foo {set result OK}
} -returnCodes error -result {bad option "-glob": -exact option already found}
test switch-3.17 {-exact vs. -glob vs. -regexp} -body {
switch -glob -regexp Foo Foo {set result OK}
} -returnCodes error -result {bad option "-regexp": -glob option already found}
test switch-3.18 {-exact vs. -glob vs. -regexp} -body {
switch -regexp -glob Foo Foo {set result OK}
} -returnCodes error -result {bad option "-glob": -regexp option already found}
test switch-4.1 {error in executed command} {
list [catch {switch a a {error "Just a test"} default {subst 1}} msg] \
$msg $::errorInfo
} {1 {Just a test} {Just a test
while executing
"error "Just a test""
("a" arm line 1)
invoked from within
"switch a a {error "Just a test"} default {subst 1}"}}
test switch-4.2 {error: not enough args} -returnCodes error -body {
switch
} -result {wrong # args: should be "switch ?switches? string pattern body ... ?default body?"}
test switch-4.3 {error: pattern with no body} -body {
switch a b
} -returnCodes error -result {extra switch pattern with no body}
test switch-4.4 {error: pattern with no body} -body {
switch a b {subst 1} c
} -returnCodes error -result {extra switch pattern with no body}
test switch-4.5 {error in default command} {
list [catch {switch foo a {error switch1} b {error switch 3} \
default {error switch2}} msg] $msg $::errorInfo
} {1 switch2 {switch2
while executing
"error switch2"
("default" arm line 1)
invoked from within
"switch foo a {error switch1} b {error switch 3} default {error switch2}"}}
test switch-5.1 {errors in -regexp matching} -returnCodes error -body {
switch -regexp aaaab {
*b {subst glob}
aaaab {subst exact}
default {subst none}
}
} -result {couldn't compile regular expression pattern: quantifier operand invalid}
test switch-6.1 {backslashes in patterns} {
switch -exact {\a\$\.\[} {
\a\$\.\[ {subst first}
\a\\$\.\\[ {subst second}
\\a\\$\\.\\[ {subst third}
{\a\\$\.\\[} {subst fourth}
{\\a\\$\\.\\[} {subst fifth}
default {subst none}
}
} third
test switch-6.2 {backslashes in patterns} {
switch -exact {\a\$\.\[} {
\a\$\.\[ {subst first}
{\a\$\.\[} {subst second}
{{\a\$\.\[}} {subst third}
default {subst none}
}
} second
test switch-7.1 {"-" bodies} {
switch a {
a -
b -
c {subst 1}
default {subst 2}
}
} 1
test switch-7.2 {"-" bodies} -body {
switch a {
a -
b -
c -
}
} -returnCodes error -result {no body specified for pattern "c"}
test switch-7.3 {"-" bodies} -body {
switch a {
a -
b -foo
c -
}
} -returnCodes error -result {no body specified for pattern "c"}
test switch-7.4 {"-" bodies} -body {
switch a {
a -
b -foo
c {}
}
} -returnCodes error -result {invalid command name "-foo"}
test switch-8.1 {empty body} {
set msg {}
switch {2} {
1 {set msg 1}
2 {}
default {set msg 2}
}
} {}
proc test_switch_body {} {
return "INVOKED"
}
test switch-8.2 {weird body text, variable} {
set cmd {test_switch_body}
switch Foo {
Foo $cmd
}
} {INVOKED}
test switch-8.3 {weird body text, variable} {
set cmd {test_switch_body}
switch Foo {
Foo {$cmd}
}
} {INVOKED}
test switch-9.1 {empty pattern/body list} -returnCodes error -body {
switch x
} -result {wrong # args: should be "switch ?switches? string pattern body ... ?default body?"}
test switch-9.2 {unpaired pattern} -returnCodes error -body {
switch -- x
} -result {extra switch pattern with no body}
test switch-9.3 {empty pattern/body list} -body {
switch x {}
} -returnCodes error -result {wrong # args: should be "switch ?switches? string {pattern body ... ?default body?}"}
test switch-9.4 {empty pattern/body list} -body {
switch -- x {}
} -returnCodes error -result {wrong # args: should be "switch ?switches? string {pattern body ... ?default body?}"}
test switch-9.5 {unpaired pattern} -body {
switch x a {} b
} -returnCodes error -result {extra switch pattern with no body}
test switch-9.6 {unpaired pattern} -body {
switch x {a {} b}
} -returnCodes error -result {extra switch pattern with no body}
test switch-9.7 {unpaired pattern} -body {
switch x a {} # comment b
} -returnCodes error -result {extra switch pattern with no body}
test switch-9.8 {unpaired pattern} -returnCodes error -body {
switch x {a {} # comment b}
} -result {extra switch pattern with no body, this may be due to a comment incorrectly placed outside of a switch body - see the "switch" documentation}
test switch-9.9 {unpaired pattern} -body {
switch x a {} x {} # comment b
} -returnCodes error -result {extra switch pattern with no body}
test switch-9.10 {unpaired pattern} -returnCodes error -body {
switch x {a {} x {} # comment b}
} -result {extra switch pattern with no body, this may be due to a comment incorrectly placed outside of a switch body - see the "switch" documentation}
test switch-10.1 {compiled -exact switch} {
if 1 {switch -exact -- a {a {subst 1} b {subst 2}}}
} 1
test switch-10.1a {compiled -exact switch} {
if 1 {switch -exact a {a {subst 1} b {subst 2}}}
} 1
test switch-10.2 {compiled -exact switch} {
if 1 {switch -exact -- b {a {subst 1} b {subst 2}}}
} 2
test switch-10.2a {compiled -exact switch} {
if 1 {switch -exact b {a {subst 1} b {subst 2}}}
} 2
test switch-10.3 {compiled -exact switch} {
if 1 {switch -exact -- c {a {subst 1} b {subst 2}}}
} {}
test switch-10.3a {compiled -exact switch} {
if 1 {switch -exact c {a {subst 1} b {subst 2}}}
} {}
test switch-10.4 {compiled -exact switch} {
if 1 {
set x 0
switch -exact -- c {a {subst 1} b {subst 2}}
}
} {}
test switch-10.5 {compiled -exact switch} {
if 1 {switch -exact -- a {a - aa {subst 1} b {subst 2}}}
} 1
test switch-10.6 {compiled -exact switch} {
if 1 {switch -exact -- b {a {
set x 1;set x 1;set x 1;set x 1;set x 1;set x 1;set x 1;set x 1
set x 1;set x 1;set x 1;set x 1;set x 1;set x 1;set x 1;set x 1
set x 1;set x 1;set x 1;set x 1;set x 1;set x 1;set x 1;set x 1
set x 1;set x 1;set x 1;set x 1;set x 1;set x 1;set x 1;set x 1
set x 1;set x 1;set x 1;set x 1;set x 1;set x 1;set x 1;set x 1
set x 1;set x 1;set x 1;set x 1;set x 1;set x 1;set x 1;set x 1
set x 1;set x 1;set x 1;set x 1;set x 1;set x 1;set x 1;set x 1
set x 1;set x 1;set x 1;set x 1;set x 1;set x 1;set x 1;set x 1
} b {subst 2}}}
} 2
# Command variants are:
# c* are compiled switches, i* are interpreted
# *-glob use glob matching, *-exact use exact matching
# *2* include a default clause (different results too.)
proc cswtest-glob s {
set x 0; set y 0
foreach c [split $s {}] {
switch -glob $c {
a {incr x}
b {incr y}
}
}
set x [expr {$x*100}]; set y [expr {$y*100}]
foreach c [split $s {}] {
switch -glob -- $c a {incr x} b {incr y}
}
return $x,$y
}
proc iswtest-glob s {
set x 0; set y 0; set switch switch
foreach c [split $s {}] {
$switch -glob $c {
a {incr x}
b {incr y}
}
}
set x [expr {$x*100}]; set y [expr {$y*100}]
foreach c [split $s {}] {
$switch -glob -- $c a {incr x} b {incr y}
}
return $x,$y
}
proc cswtest-exact s {
set x 0; set y 0
foreach c [split $s {}] {
switch -exact $c {
a {incr x}
b {incr y}
}
}
set x [expr {$x*100}]; set y [expr {$y*100}]
foreach c [split $s {}] {
switch -exact -- $c a {incr x} b {incr y}
}
return $x,$y
}
proc iswtest-exact s {
set x 0; set y 0; set switch switch
foreach c [split $s {}] {
$switch -exact $c {
a {incr x}
b {incr y}
}
}
set x [expr {$x*100}]; set y [expr {$y*100}]
foreach c [split $s {}] {
$switch -exact -- $c a {incr x} b {incr y}
}
return $x,$y
}
proc cswtest2-glob s {
set x 0; set y 0; set z 0
foreach c [split $s {}] {
switch -glob $c {
a {incr x}
b {incr y}
default {incr z}
}
}
set x [expr {$x*100}]; set y [expr {$y*100}]; set z [expr {$z*100}]
foreach c [split $s {}] {
switch -glob -- $c a {incr x} b {incr y} default {incr z}
}
return $x,$y,$z
}
proc iswtest2-glob s {
set x 0; set y 0; set z 0; set switch switch
foreach c [split $s {}] {
$switch -glob $c {
a {incr x}
b {incr y}
default {incr z}
}
}
set x [expr {$x*100}]; set y [expr {$y*100}]; set z [expr {$z*100}]
foreach c [split $s {}] {
$switch -glob -- $c a {incr x} b {incr y} default {incr z}
}
return $x,$y,$z
}
proc cswtest2-exact s {
set x 0; set y 0; set z 0
foreach c [split $s {}] {
switch -exact $c {
a {incr x}
b {incr y}
default {incr z}
}
}
set x [expr {$x*100}]; set y [expr {$y*100}]; set z [expr {$z*100}]
foreach c [split $s {}] {
switch -exact -- $c a {incr x} b {incr y} default {incr z}
}
return $x,$y,$z
}
proc iswtest2-exact s {
set x 0; set y 0; set z 0; set switch switch
foreach c [split $s {}] {
$switch -exact $c {
a {incr x}
b {incr y}
default {incr z}
}
}
set x [expr {$x*100}]; set y [expr {$y*100}]; set z [expr {$z*100}]
foreach c [split $s {}] {
$switch -exact -- $c a {incr x} b {incr y} default {incr z}
}
return $x,$y,$z
}
test switch-10.7 {comparison of compiled and interpreted behaviour of switch, exact matching} {
cswtest-exact abcb
} [iswtest-exact abcb]
test switch-10.8 {comparison of compiled and interpreted behaviour of switch, glob matching} {
cswtest-glob abcb
} [iswtest-glob abcb]
test switch-10.9 {comparison of compiled and interpreted behaviour of switch, exact matching with default} {
cswtest2-exact abcb
} [iswtest2-exact abcb]
test switch-10.10 {comparison of compiled and interpreted behaviour of switch, glob matching with default} {
cswtest2-glob abcb
} [iswtest2-glob abcb]
proc cswtest-default-exact {x} {
switch -- $x {
a* {return b}
aa {return c}
default {return d}
}
}
test switch-10.11 {default to exact matching when compiled} {
cswtest-default-exact a
} d
test switch-10.12 {default to exact matching when compiled} {
cswtest-default-exact aa
} c
test switch-10.13 {default to exact matching when compiled} {
cswtest-default-exact a*
} b
test switch-10.14 {default to exact matching when compiled} {
cswtest-default-exact a**
} d
rename cswtest-default-exact {}
rename cswtest-glob {}
rename iswtest-glob {}
rename cswtest2-glob {}
rename iswtest2-glob {}
rename cswtest-exact {}
rename iswtest-exact {}
rename cswtest2-exact {}
rename iswtest2-exact {}
# Bug 1891827
test switch-10.15 {(not) compiled exact nocase regression} {
apply {{} {
switch -nocase -- A { a {return yes} default {return no} }
}}
} yes
# Added due to TIP#75
test switch-11.1 {regexp matching with -matchvar} {
switch -regexp -matchvar x -- abc {.(.). {set x}}
} {abc b}
test switch-11.2 {regexp matching with -matchvar} {
set x GOOD
switch -regexp -matchvar x -- abc {.(.).. {list $x z}}
set x
} GOOD
test switch-11.3 {regexp matching with -matchvar} {
switch -regexp -matchvar x -- "a b c" {.(.). {set x}}
} {{a b} { }}
test switch-11.4 {regexp matching with -matchvar} {
set x BAD
switch -regexp -matchvar x -- "a b c" {
bc {list $x YES}
default {list $x NO}
}
} {{} NO}
test switch-11.5 {-matchvar without -regexp} {
set x {}
list [catch {switch -glob -matchvar x -- abc . {set x}} msg] $x $msg
} {1 {} {-matchvar option requires -regexp option}}
test switch-11.6 {-matchvar unwritable} {
set x {}
list [catch {switch -regexp -matchvar x(x) -- abc . {set x}} msg] $x $msg
} {1 {} {can't set "x(x)": variable isn't array}}
test switch-12.1 {regexp matching with -indexvar} {
switch -regexp -indexvar x -- abc {.(.). {set x}}
} {{0 3} {1 2}}
test switch-12.2 {regexp matching with -indexvar} {
set x GOOD
switch -regexp -indexvar x -- abc {.(.).. {list $x z}}
set x
} GOOD
test switch-12.3 {regexp matching with -indexvar} {
switch -regexp -indexvar x -- "a b c" {.(.). {set x}}
} {{0 3} {1 2}}
test switch-12.4 {regexp matching with -indexvar} {
set x BAD
switch -regexp -indexvar x -- "a b c" {
bc {list $x YES}
default {list $x NO}
}
} {{} NO}
test switch-12.5 {-indexvar without -regexp} {
set x {}
list [catch {switch -glob -indexvar x -- abc . {set x}} msg] $x $msg
} {1 {} {-indexvar option requires -regexp option}}
test switch-12.6 {-indexvar unwritable} {
set x {}
list [catch {switch -regexp -indexvar x(x) -- abc . {set x}} msg] $x $msg
} {1 {} {can't set "x(x)": variable isn't array}}
test switch-13.1 {-indexvar -matchvar combinations} {
switch -regexp -indexvar x -matchvar y abc {
. {list $x $y}
}
} {{{0 1}} a}
test switch-13.2 {-indexvar -matchvar combinations} {
switch -regexp -indexvar x -matchvar y abc {
.$ {list $x $y}
}
} {{{2 3}} c}
test switch-13.3 {-indexvar -matchvar combinations} {
switch -regexp -indexvar x -matchvar y abc {
(.)(.)(.) {list $x $y}
}
} {{{0 3} {0 1} {1 2} {2 3}} {abc a b c}}
test switch-13.4 {-indexvar -matchvar combinations} {
set x -
set y -
switch -regexp -indexvar x -matchvar y abc {
(.)(.)(.). -
default {list $x $y}
}
} {{} {}}
test switch-13.5 {-indexvar -matchvar combinations} {
set x -
set y -
list [catch {
switch -regexp -indexvar x(x) -matchvar y abc {. {list $x $y}}
} msg] $x $y $msg
} {1 - - {can't set "x(x)": variable isn't array}}
test switch-13.6 {-indexvar -matchvar combinations} {
set x -
set y -
list [catch {
switch -regexp -indexvar x -matchvar y(y) abc {. {list $x $y}}
} msg] $x $y $msg
} {1 {{0 1}} - {can't set "y(y)": variable isn't array}}
test switch-14.1 {-regexp -- compilation [Bug 1854399]} {
switch -regexp -- 0 {
{[0-9]+} {return yes}
default {return no}
}
foo
} yes
test switch-14.2 {-regexp -- compilation [Bug 1854399]} {
proc foo {} {
switch -regexp -- 0 {
{[0-9]+} {return yes}
default {return no}
}
}
foo
} yes
test switch-14.3 {-regexp -- compilation [Bug 1854399]} {
proc foo {} {
switch -regexp -- 0 {
{\d+} {return yes}
default {return no}
}
}
foo
} yes
test switch-14.4 {-regexp -- compilation [Bug 1854399]} {
proc foo {} {
switch -regexp -- 0 {
{0} {return yes}
default {return no}
}
}
foo
} yes
test switch-14.5 {switch -regexp compilation} {
apply {{} {
switch -regexp -- 0 {
{0|1|2} {return yes}
default {return no}
}
}}
} yes
test switch-14.6 {switch -regexp compilation} {
apply {{} {
switch -regexp -- 0 {
{0|11|222} {return yes}
default {return no}
}
}}
} yes
test switch-14.7 {switch -regexp compilation} {
apply {{} {
switch -regexp -- 0 {
{[012]} {return yes}
default {return no}
}
}}
} yes
test switch-14.8 {switch -regexp compilation} {
apply {{} {
switch -regexp -- x {
{0|1|2} {return yes}
default {return no}
}
}}
} no
test switch-14.9 {switch -regexp compilation} {
apply {{} {
switch -regexp -- x {
{0|11|222} {return yes}
default {return no}
}
}}
} no
test switch-14.10 {switch -regexp compilation} {
apply {{} {
switch -regexp -- x {
{[012]} {return yes}
default {return no}
}
}}
} no
test switch-14.11 {switch -regexp compilation} {
apply {{} {
switch -regexp -- x {
{0|1|2} {return yes}
.+ {return yes2}
default {return no}
}
}}
} yes2
test switch-14.12 {switch -regexp compilation} {
apply {{} {
switch -regexp -- x {
{0|11|222} {return yes}
.+ {return yes2}
default {return no}
}
}}
} yes2
test switch-14.13 {switch -regexp compilation} {
apply {{} {
switch -regexp -- x {
{[012]} {return yes}
.+ {return yes2}
default {return no}
}
}}
} yes2
test switch-14.14 {switch -regexp compilation} {
apply {{} {
switch -regexp -- {} {
{0|1|2} {return yes}
.+ {return yes2}
default {return no}
}
}}
} no
test switch-14.15 {switch -regexp compilation} {
apply {{} {
switch -regexp -- {} {
{0|11|222} {return yes}
.+ {return yes2}
default {return no}
}
}}
} no
test switch-14.16 {switch -regexp compilation} {
apply {{} {
switch -regexp -- {} {
{[012]} {return yes}
.+ {return yes2}
default {return no}
}
}}
} no
# cleanup
::tcltest::cleanupTests
return
# Local Variables:
# mode: tcl
# End:
|
