+++ /dev/null
-# Commands covered: if
-#
-# 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) 1996 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.
-
-if {[lsearch [namespace children] ::tcltest] == -1} {
- package require tcltest 2
- namespace import -force ::tcltest::*
-}
-
-# Basic "if" operation.
-
-catch {unset a}
-test if-1.1 {TclCompileIfCmd: missing if/elseif test} -body {
- if
-} -returnCodes error -result {wrong # args: no expression after "if" argument}
-test if-1.2 {TclCompileIfCmd: error in if/elseif test} -body {
- if {[error "error in condition"]} foo
-} -returnCodes error -result {error in condition}
-test if-1.3 {TclCompileIfCmd: error in if/elseif test} -body {
- list [catch {if {1+}} msg] $msg $::errorInfo
-} -match glob -cleanup {
- unset msg
-} -result {1 * {*"if {1+}"}}
-test if-1.4 {TclCompileIfCmd: if/elseif test in braces} -body {
- set a {}
- if {1<2} {set a 1}
- return $a
-} -cleanup {
- unset a
-} -result {1}
-test if-1.5 {TclCompileIfCmd: if/elseif test not in braces} -body {
- set a {}
- if 1<2 {set a 1}
- return $a
-} -cleanup {
- unset a
-} -result {1}
-test if-1.6 {TclCompileIfCmd: multiline test expr} -setup {
- set a {}
-} -body {
- if {($tcl_platform(platform) != "foobar1") && \
- ($tcl_platform(platform) != "foobar2")} {set a 3} else {set a 4}
- return $a
-} -cleanup {
- unset a
-} -result 3
-test if-1.7 {TclCompileIfCmd: "then" after if/elseif test} -body {
- set a {}
- if 4>3 then {set a 1}
- return $a
-} -cleanup {
- unset a
-} -result {1}
-test if-1.8 {TclCompileIfCmd: keyword other than "then" after if/elseif test} -setup {
- set a {}
-} -body {
- if 1<2 therefore {set a 1}
-} -cleanup {
- unset a
-} -returnCodes error -result {invalid command name "therefore"}
-test if-1.9 {TclCompileIfCmd: missing "then" body} -setup {
- set a {}
-} -body {
- if 1<2 then
-} -cleanup {
- unset a
-} -returnCodes error -result {wrong # args: no script following "then" argument}
-test if-1.10 {TclCompileIfCmd: error in "then" body} -body {
- set a {}
- list [catch {if {$a!="xxx"} then {set}} msg] $msg $::errorInfo
-} -match glob -cleanup {
- unset a msg
-} -result {1 {wrong # args: should be "set varName ?newValue?"} {wrong # args: should be "set varName ?newValue?"
- while *ing
-"set"*}}
-test if-1.11 {TclCompileIfCmd: error in "then" body} -body {
- if 2 then {[error "error in then clause"]}
-} -returnCodes error -result {error in then clause}
-test if-1.12 {TclCompileIfCmd: "then" body in quotes} -body {
- set a {}
- if 27>17 "append a x"
- return $a
-} -cleanup {
- unset a
-} -result {x}
-test if-1.13 {TclCompileIfCmd: computed "then" body} -setup {
- catch {unset x1}
- catch {unset x2}
-} -body {
- set x1 {append a x1}
- set x2 {; append a x2}
- set a {}
- if 1 $x1$x2
- return $a
-} -cleanup {
- unset a x1 x2
-} -result {x1x2}
-test if-1.14 {TclCompileIfCmd: taking proper branch} -body {
- set a {}
- if 1<2 {set a 1}
- return $a
-} -cleanup {
- unset a
-} -result 1
-test if-1.15 {TclCompileIfCmd: taking proper branch} -body {
- set a {}
- if 1>2 {set a 1}
- return $a
-} -cleanup {
- unset a
-} -result {}
-test if-1.16 {TclCompileIfCmd: test jumpFalse instruction replacement after long "then" body} -setup {
- catch {unset i}
- set a {}
-} -body {
- if 1<2 {
- set a 1
- while {$a != "xxx"} {
- break;
- while {$i >= 0} {
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- set i [expr $i-1]
- }
- }
- set a 2
- while {$a != "xxx"} {
- break;
- while {$i >= 0} {
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- set i [expr $i-1]
- }
- }
- set a 3
- }
- return $a
-} -cleanup {
- unset a
- unset -nocomplain i
-} -result 3
-test if-1.17 {TclCompileIfCmd: if/elseif test in quotes} -setup {
- set a {}
-} -body {
- if {"0 < 3"} {set a 1}
-} -returnCodes error -cleanup {
- unset a
-} -result {expected boolean value but got "0 < 3"}
-
-test if-2.1 {TclCompileIfCmd: "elseif" after if/elseif test} -setup {
- set a {}
-} -body {
- if 3>4 {set a 1} elseif 1 {set a 2}
- return $a
-} -cleanup {
- unset a
-} -result {2}
-# Since "else" is optional, the "elwood" below is treated as a command.
-# But then there shouldn't be any additional argument words for the "if".
-test if-2.2 {TclCompileIfCmd: keyword other than "elseif"} -setup {
- set a {}
-} -body {
- if 1<2 {set a 1} elwood {set a 2}
-} -returnCodes error -cleanup {
- unset a
-} -result {wrong # args: extra words after "else" clause in "if" command}
-test if-2.3 {TclCompileIfCmd: missing expression after "elseif"} -setup {
- set a {}
-} -body {
- if 1<2 {set a 1} elseif
-} -returnCodes error -cleanup {
- unset a
-} -result {wrong # args: no expression after "elseif" argument}
-test if-2.4 {TclCompileIfCmd: error in expression after "elseif"} -setup {
- set a {}
-} -body {
- list [catch {if 3>4 {set a 1} elseif {1>}} msg] $msg $::errorInfo
-} -match glob -cleanup {
- unset a msg
-} -result {1 * {*"if 3>4 {set a 1} elseif {1>}"}}
-test if-2.5 {TclCompileIfCmd: test jumpFalse instruction replacement after long "elseif" body} -setup {
- catch {unset i}
- set a {}
-} -body {
- if 1>2 {
- set a 1
- while {$a != "xxx"} {
- break;
- while {$i >= 0} {
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- set i [expr $i-1]
- }
- }
- set a 2
- while {$a != "xxx"} {
- break;
- while {$i >= 0} {
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- set i [expr $i-1]
- }
- }
- set a 3
- } elseif 1<2 then { #; this if arm should be taken
- set a 4
- while {$a != "xxx"} {
- break;
- while {$i >= 0} {
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- set i [expr $i-1]
- }
- }
- set a 5
- while {$a != "xxx"} {
- break;
- while {$i >= 0} {
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- set i [expr $i-1]
- }
- }
- set a 6
- }
- return $a
-} -cleanup {
- unset a
- unset -nocomplain i
-} -result 6
-
-test if-3.1 {TclCompileIfCmd: "else" clause} -body {
- set a {}
- if 3>4 {set a 1} elseif {$a == "foo"} {set a 2} else {set a 3}
- return $a
-} -cleanup {
- unset a
-} -result 3
-# Since "else" is optional, the "elsex" below is treated as a command.
-# But then there shouldn't be any additional argument words for the "if".
-test if-3.2 {TclCompileIfCmd: keyword other than "else"} -setup {
- set a {}
-} -body {
- if 1<2 then {set a 1} elsex {set a 2}
-} -returnCodes error -cleanup {
- unset a
-} -result {wrong # args: extra words after "else" clause in "if" command}
-test if-3.3 {TclCompileIfCmd: missing body after "else"} -setup {
- set a {}
-} -body {
- if 2<1 {set a 1} else
-} -returnCodes error -cleanup {
- unset a
-} -result {wrong # args: no script following "else" argument}
-test if-3.4 {TclCompileIfCmd: error compiling body after "else"} -setup {
- set a {}
-} -body {
- catch {if 2<1 {set a 1} else {set}}
- set ::errorInfo
-} -match glob -cleanup {
- unset a
-} -result {wrong # args: should be "set varName ?newValue?"
- while *ing
-"set"*}
-test if-3.5 {TclCompileIfCmd: extra arguments after "else" argument} -setup {
- set a {}
-} -body {
- if 2<1 {set a 1} else {set a 2} or something
-} -returnCodes error -cleanup {
- unset a
-} -result {wrong # args: extra words after "else" clause in "if" command}
-# The following test also checks whether contained loops and other
-# commands are properly relocated because a short jump must be replaced
-# by a "long distance" one.
-test if-3.6 {TclCompileIfCmd: test jumpFalse instruction replacement after long "else" clause} -setup {
- catch {unset i}
- set a {}
-} -body {
- if 1>2 {
- set a 1
- while {$a != "xxx"} {
- break;
- while {$i >= 0} {
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- set i [expr $i-1]
- }
- }
- set a 2
- while {$a != "xxx"} {
- break;
- while {$i >= 0} {
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- set i [expr $i-1]
- }
- }
- set a 3
- } elseif 1==2 then { #; this if arm should be taken
- set a 4
- while {$a != "xxx"} {
- break;
- while {$i >= 0} {
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- set i [expr $i-1]
- }
- }
- set a 5
- while {$a != "xxx"} {
- break;
- while {$i >= 0} {
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- set i [expr $i-1]
- }
- }
- set a 6
- } else {
- set a 7
- while {$a != "xxx"} {
- break;
- while {$i >= 0} {
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- set i [expr $i-1]
- }
- }
- set a 8
- while {$a != "xxx"} {
- break;
- while {$i >= 0} {
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- if {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- set i [expr $i-1]
- }
- }
- set a 9
- }
- return $a
-} -cleanup {
- unset a
- unset -nocomplain i
-} -result 9
-
-test if-4.1 {TclCompileIfCmd: "if" command result} -setup {
- set a {}
-} -body {
- set a [if 3<4 {set i 27}]
- return $a
-} -cleanup {
- unset a
- unset -nocomplain i
-} -result 27
-test if-4.2 {TclCompileIfCmd: "if" command result} -setup {
- set a {}
-} -body {
- set a [if 3>4 {set i 27}]
- return $a
-} -cleanup {
- unset a
- unset -nocomplain i
-} -result {}
-test if-4.3 {TclCompileIfCmd: "if" command result} -setup {
- set a {}
-} -body {
- set a [if 0 {set i 1} elseif 1 {set i 2}]
- return $a
-} -cleanup {
- unset a
- unset -nocomplain i
-} -result 2
-test if-4.4 {TclCompileIfCmd: "if" command result} -setup {
- set a {}
-} -body {
- set a [if 0 {set i 1} elseif 0 {set i 2} elseif 2>5 {set i 3} else {set i 4}]
- return $a
-} -cleanup {
- unset a i
-} -result 4
-test if-4.5 {TclCompileIfCmd: return value} -body {
- if 0 then {set a 22; concat abc} elseif 1 {concat def} {concat ghi}
-} -cleanup {
- unset -nocomplain a
-} -result def
-
-# Check "if" and computed command names.
-
-test if-5.1 {if cmd with computed command names: missing if/elseif test} -body {
- set z if
- $z
-} -returnCodes error -cleanup {
- unset z
-} -result {wrong # args: no expression after "if" argument}
-test if-5.2 {if cmd with computed command names: error in if/elseif test} -body {
- set z if
- $z {[error "error in condition"]} foo
-} -returnCodes error -cleanup {
- unset z
-} -result {error in condition}
-test if-5.3 {if cmd with computed command names: error in if/elseif test} -body {
- set z if
- list [catch {$z {1+}}] $::errorInfo
-} -match glob -cleanup {
- unset z
-} -result {1 {*"$z {1+}"}}
-test if-5.4 {if cmd with computed command names: if/elseif test in braces} -setup {
- set a {}
-} -body {
- set z if
- $z {1<2} {set a 1}
- return $a
-} -cleanup {
- unset a z
-} -result {1}
-test if-5.5 {if cmd with computed command names: if/elseif test not in braces} -setup {
- set a {}
-} -body {
- set z if
- $z 1<2 {set a 1}
- return $a
-} -cleanup {
- unset a z
-} -result {1}
-test if-5.6 {if cmd with computed command names: multiline test expr} -body {
- set z if
- $z {($tcl_platform(platform) != "foobar1") && \
- ($tcl_platform(platform) != "foobar2")} {set a 3} else {set a 4}
- return $a
-} -cleanup {
- unset a z
-} -result 3
-test if-5.7 {if cmd with computed command names: "then" after if/elseif test} -setup {
- set a {}
-} -body {
- set z if
- $z 4>3 then {set a 1}
- return $a
-} -cleanup {
- unset a z
-} -result {1}
-test if-5.8 {if cmd with computed command names: keyword other than "then" after if/elseif test} -setup {
- set a {}
-} -body {
- set z if
- $z 1<2 therefore {set a 1}
-} -returnCodes error -cleanup {
- unset a z
-} -result {invalid command name "therefore"}
-test if-5.9 {if cmd with computed command names: missing "then" body} -setup {
- set a {}
-} -body {
- set z if
- $z 1<2 then
-} -returnCodes error -cleanup {
- unset a z
-} -result {wrong # args: no script following "then" argument}
-test if-5.10 {if cmd with computed command names: error in "then" body} -body {
- set z if
- set a {}
- list [catch {$z {$a!="xxx"} then {set}} msg] $msg $::errorInfo
-} -match glob -cleanup {
- unset a z msg
-} -result {1 {wrong # args: should be "set varName ?newValue?"} {wrong # args: should be "set varName ?newValue?"
- while *ing
-"set"
- invoked from within
-"$z {$a!="xxx"} then {set}"}}
-test if-5.11 {if cmd with computed command names: error in "then" body} -body {
- set z if
- $z 2 then {[error "error in then clause"]}
-} -returnCodes error -cleanup {
- unset z
-} -result {error in then clause}
-test if-5.12 {if cmd with computed command names: "then" body in quotes} -setup {
- set a {}
-} -body {
- set z if
- $z 27>17 "append a x"
- return $a
-} -cleanup {
- unset a z
-} -result {x}
-test if-5.13 {if cmd with computed command names: computed "then" body} -setup {
- catch {unset x1}
- catch {unset x2}
-} -body {
- set z if
- set x1 {append a x1}
- set x2 {; append a x2}
- set a {}
- $z 1 $x1$x2
- return $a
-} -cleanup {
- unset a z x1 x2
-} -result {x1x2}
-test if-5.14 {if cmd with computed command names: taking proper branch} -setup {
- set a {}
-} -body {
- set z if
- $z 1<2 {set a 1}
- return $a
-} -cleanup {
- unset a z
-} -result 1
-test if-5.15 {if cmd with computed command names: taking proper branch} -body {
- set a {}
- set z if
- $z 1>2 {set a 1}
- return $a
-} -cleanup {
- unset a z
-} -result {}
-test if-5.16 {if cmd with computed command names: test jumpFalse instruction replacement after long "then" body} -setup {
- catch {unset i}
- set a {}
-} -body {
- set z if
- $z 1<2 {
- set a 1
- while {$a != "xxx"} {
- break;
- while {$i >= 0} {
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- set i [expr $i-1]
- }
- }
- set a 2
- while {$a != "xxx"} {
- break;
- while {$i >= 0} {
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- set i [expr $i-1]
- }
- }
- set a 3
- }
- return $a
-} -cleanup {
- unset a z
- unset -nocomplain i
-} -result 3
-test if-5.17 {if cmd with computed command names: if/elseif test in quotes} -setup {
- set a {}
-} -body {
- set z if
- $z {"0 < 3"} {set a 1}
-} -returnCodes error -cleanup {
- unset a z
-} -result {expected boolean value but got "0 < 3"}
-
-test if-6.1 {if cmd with computed command names: "elseif" after if/elseif test} -setup {
- set a {}
-} -body {
- set z if
- $z 3>4 {set a 1} elseif 1 {set a 2}
- return $a
-} -cleanup {
- unset a z
-} -result {2}
-# Since "else" is optional, the "elwood" below is treated as a command.
-# But then there shouldn't be any additional argument words for the "if".
-test if-6.2 {if cmd with computed command names: keyword other than "elseif"} -setup {
- set a {}
-} -body {
- set z if
- $z 1<2 {set a 1} elwood {set a 2}
-} -returnCodes error -cleanup {
- unset a z
-} -result {wrong # args: extra words after "else" clause in "if" command}
-test if-6.3 {if cmd with computed command names: missing expression after "elseif"} -setup {
- set a {}
-} -body {
- set z if
- $z 1<2 {set a 1} elseif
-} -returnCodes error -cleanup {
- unset a z
-} -result {wrong # args: no expression after "elseif" argument}
-test if-6.4 {if cmd with computed command names: error in expression after "elseif"} -setup {
- set a {}
-} -body {
- set z if
- list [catch {$z 3>4 {set a 1} elseif {1>}}] $::errorInfo
-} -match glob -cleanup {
- unset a z
-} -result {1 {*"$z 3>4 {set a 1} elseif {1>}"}}
-test if-6.5 {if cmd with computed command names: test jumpFalse instruction replacement after long "elseif" body} -setup {
- catch {unset i}
- set a {}
-} -body {
- set z if
- $z 1>2 {
- set a 1
- while {$a != "xxx"} {
- break;
- while {$i >= 0} {
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- set i [expr $i-1]
- }
- }
- set a 2
- while {$a != "xxx"} {
- break;
- while {$i >= 0} {
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- set i [expr $i-1]
- }
- }
- set a 3
- } elseif 1<2 then { #; this if arm should be taken
- set a 4
- while {$a != "xxx"} {
- break;
- while {$i >= 0} {
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- set i [expr $i-1]
- }
- }
- set a 5
- while {$a != "xxx"} {
- break;
- while {$i >= 0} {
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- set i [expr $i-1]
- }
- }
- set a 6
- }
- return $a
-} -cleanup {
- unset a z
- unset -nocomplain i
-} -result 6
-
-test if-7.1 {if cmd with computed command names: "else" clause} -setup {
- set a {}
-} -body {
- set z if
- $z 3>4 {set a 1} elseif {$a == "foo"} {set a 2} else {set a 3}
- return $a
-} -cleanup {
- unset a z
-} -result 3
-# Since "else" is optional, the "elsex" below is treated as a command.
-# But then there shouldn't be any additional argument words for the "if".
-test if-7.2 {if cmd with computed command names: keyword other than "else"} -setup {
- set a {}
-} -body {
- set z if
- $z 1<2 then {set a 1} elsex {set a 2}
-} -returnCodes error -cleanup {
- unset a z
-} -result {wrong # args: extra words after "else" clause in "if" command}
-test if-7.3 {if cmd with computed command names: missing body after "else"} -setup {
- set a {}
-} -body {
- set z if
- $z 2<1 {set a 1} else
-} -returnCodes error -cleanup {
- unset a z
-} -result {wrong # args: no script following "else" argument}
-test if-7.4 {if cmd with computed command names: error compiling body after "else"} -setup {
- set a {}
-} -body {
- set z if
- catch {$z 2<1 {set a 1} else {set}}
- return $::errorInfo
-} -match glob -cleanup {
- unset a z
-} -result {wrong # args: should be "set varName ?newValue?"
- while *ing
-"set"
- invoked from within
-"$z 2<1 {set a 1} else {set}"}
-test if-7.5 {if cmd with computed command names: extra arguments after "else" argument} -setup {
- set a {}
-} -body {
- set z if
- $z 2<1 {set a 1} else {set a 2} or something
-} -returnCodes error -cleanup {
- unset a z
-} -result {wrong # args: extra words after "else" clause in "if" command}
-# The following test also checks whether contained loops and other
-# commands are properly relocated because a short jump must be replaced
-# by a "long distance" one.
-test if-7.6 {if cmd with computed command names: test jumpFalse instruction replacement after long "else" clause} -setup {
- catch {unset i}
- set a {}
-} -body {
- set z if
- $z 1>2 {
- set a 1
- while {$a != "xxx"} {
- break;
- while {$i >= 0} {
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- set i [expr $i-1]
- }
- }
- set a 2
- while {$a != "xxx"} {
- break;
- while {$i >= 0} {
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- set i [expr $i-1]
- }
- }
- set a 3
- } elseif 1==2 then { #; this if arm should be taken
- set a 4
- while {$a != "xxx"} {
- break;
- while {$i >= 0} {
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- set i [expr $i-1]
- }
- }
- set a 5
- while {$a != "xxx"} {
- break;
- while {$i >= 0} {
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- set i [expr $i-1]
- }
- }
- set a 6
- } else {
- set a 7
- while {$a != "xxx"} {
- break;
- while {$i >= 0} {
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- set i [expr $i-1]
- }
- }
- set a 8
- while {$a != "xxx"} {
- break;
- while {$i >= 0} {
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- $z {[string compare $a "bar"] < 0} {
- set i $i
- set i [lindex $s $i]
- }
- set i [expr $i-1]
- }
- }
- set a 9
- }
- return $a
-} -cleanup {
- unset a z
- unset -nocomplain i
-} -result 9
-
-test if-8.1 {if cmd with computed command names: "if" command result} -setup {
- set a {}
-} -body {
- set z if
- set a [$z 3<4 {set i 27}]
- return $a
-} -cleanup {
- unset a z
- unset -nocomplain i
-} -result 27
-test if-8.2 {if cmd with computed command names: "if" command result} -setup {
- set a {}
-} -body {
- set z if
- set a [$z 3>4 {set i 27}]
- return $a
-} -cleanup {
- unset a z
- unset -nocomplain i
-} -result {}
-test if-8.3 {if cmd with computed command names: "if" command result} -setup {
- set a {}
-} -body {
- set z if
- set a [$z 0 {set i 1} elseif 1 {set i 2}]
- return $a
-} -cleanup {
- unset a z
- unset -nocomplain i
-} -result 2
-test if-8.4 {if cmd with computed command names: "if" command result} -setup {
- set a {}
-} -body {
- set z if
- set a [$z 0 {set i 1} elseif 0 {set i 2} elseif 2>5 {set i 3} else {set i 4}]
- return $a
-} -cleanup {
- unset a z
- unset -nocomplain i
-} -result 4
-test if-8.5 {if cmd with computed command names: return value} -body {
- set z if
- $z 0 then {set a 22; concat abc} elseif 1 {concat def} {concat ghi}
-} -cleanup {
- unset z
- unset -nocomplain a
-} -result def
-
-test if-9.1 {if cmd with namespace qualifiers} -body {
- ::if {1} {set x 4}
-} -cleanup {
- unset x
-} -result 4
-
-# Test for incorrect "double evaluation semantics"
-
-test if-10.1 {delayed substitution of then body} -body {
- set j 0
- set if if
- # this is not compiled
- $if {[incr j] == 1} "
- set result $j
- "
- # this will be compiled
- proc p {} {
- set j 0
- if {[incr j]} "
- set result $j
- "
- set result
- }
- append result [p]
-} -cleanup {
- unset j if result
- rename p {}
-} -result {00}
-test if-10.2 {delayed substitution of elseif expression} -body {
- set j 0
- set if if
- # this is not compiled
- $if {[incr j] == 0} {
- set result badthen
- } elseif "$j == 1" {
- set result badelseif
- } else {
- set result 0
- }
- # this will be compiled
- proc p {} {
- set j 0
- if {[incr j] == 0} {
- set result badthen
- } elseif "$j == 1" {
- set result badelseif
- } else {
- set result 0
- }
- set result
- }
- append result [p]
-} -cleanup {
- unset j if result
- rename p {}
-} -result {00}
-test if-10.3 {delayed substitution of elseif body} -body {
- set j 0
- set if if
- # this is not compiled
- $if {[incr j] == 0} {
- set result badthen
- } elseif {1} "
- set result $j
- "
- # this will be compiled
- proc p {} {
- set j 0
- if {[incr j] == 0} {
- set result badthen
- } elseif {1} "
- set result $j
- "
- }
- append result [p]
-} -cleanup {
- unset j if result
- rename p {}
-} -result {00}
-test if-10.4 {delayed substitution of else body} -body {
- set j 0
- if {[incr j] == 0} {
- set result badthen
- } else "
- set result $j
- "
- return $result
-} -cleanup {
- unset j result
-} -result {0}
-test if-10.5 {substituted control words} -body {
- set then then; proc then {} {return badthen}
- set else else; proc else {} {return badelse}
- set elseif elseif; proc elseif {} {return badelseif}
- list [catch {if 1 $then {if 0 {} $elseif 1 {if 0 {} $else {list ok}}}} a] $a
-} -cleanup {
- unset then else elseif a
-} -result {0 ok}
-test if-10.6 {double invocation of variable traces} -body {
- set iftracecounter 0
- proc iftraceproc {args} {
- upvar #0 iftracecounter counter
- set argc [llength $args]
- set extraargs [lrange $args 0 [expr {$argc - 4}]]
- set name [lindex $args [expr {$argc - 3}]]
- upvar 1 $name var
- if {[incr counter] % 2 == 1} {
- set var "$counter oops [concat $extraargs]"
- } else {
- set var "$counter + [concat $extraargs]"
- }
- }
- trace variable iftracevar r [list iftraceproc 10]
- list [catch {if "$iftracevar + 20" {}} a] $a \
- [catch {if "$iftracevar + 20" {}} b] $b
-} -cleanup {
- unset iftracevar iftracecounter a b
-} -match glob -result {1 {*} 0 {}}
-
-# cleanup
-::tcltest::cleanupTests
-return
-
-# Local Variables:
-# mode: tcl
-# fill-column: 78
-# End:
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