diff options
Diffstat (limited to 'tests/for.test')
| -rw-r--r-- | tests/for.test | 134 |
1 files changed, 128 insertions, 6 deletions
diff --git a/tests/for.test b/tests/for.test index ff4dc0e..8936682 100644 --- a/tests/for.test +++ b/tests/for.test @@ -14,6 +14,12 @@ if {[lsearch [namespace children] ::tcltest] == -1} { namespace import -force ::tcltest::* } +# Used for constraining memory leak tests +testConstraint memory [llength [info commands memory]] +if {[testConstraint memory]} { + proc meminfo {} {lindex [split [memory info] "\n"] 3 3} +} + # Basic "for" operation. test for-1.1 {TclCompileForCmd: missing initial command} { @@ -345,7 +351,6 @@ proc formatMail {} { 64 { UNIX (Solaris 2.* and SunOS, other systems soon to follow). Easy to install} \ 65 { binary packages are now for sale at the Sun Labs Tcl/Tk Shop. Check it out!} \ } - set result "" set NL " " @@ -365,7 +370,6 @@ proc formatMail {} { } else { set break 1 } - set xmailer 0 set inheaders 1 set last [array size lines] @@ -386,9 +390,7 @@ proc formatMail {} { set limit 55 } else { set limit 55 - # Decide whether or not to break the body line - if {$plen > 0} { if {[string first {> } $line] == 0} { # This is quoted text from previous message, don't reformat @@ -431,7 +433,7 @@ proc formatMail {} { set climit [expr $limit-1] set cutoff 50 set continuation 0 - + while {[string length $line] > $limit} { for {set c [expr $limit-1]} {$c >= $cutoff} {incr c -1} { set char [string index $line $c] @@ -824,7 +826,127 @@ test for-6.18 {Tcl_ForObjCmd: for command result} { 1 {invoked "continue" outside of a loop} \ ] - +test for-7.1 {Bug 3614226: ensure that break cleans up the stack} memory { + apply {{} { + # Can't use [memtest]; must be careful when we change stack frames + set end [meminfo] + for {set i 0} {$i < 5} {incr i} { + for {set x 0} {$x < 5} {incr x} { + list a b c [break] d e f + } + set tmp $end + set end [meminfo] + } + expr {$end - $tmp} + }} +} 0 +test for-7.2 {Bug 3614226: ensure that continue cleans up the stack} memory { + apply {{} { + # Can't use [memtest]; must be careful when we change stack frames + set end [meminfo] + for {set i 0} {$i < 5} {incr i} { + for {set x 0} {$x < 5} {incr x} { + list a b c [continue] d e f + } + set tmp $end + set end [meminfo] + } + expr {$end - $tmp} + }} +} 0 +test for-7.3 {Bug 3614226: ensure that break cleans up the expansion stack} memory { + apply {{} { + # Can't use [memtest]; must be careful when we change stack frames + set end [meminfo] + for {set i 0} {$i < 5} {incr i} { + for {set x 0} {[incr x]<50} {} { + puts {*}[puts a b c {*}[break] d e f] + } + set tmp $end + set end [meminfo] + } + expr {$end - $tmp} + }} +} 0 +test for-7.4 {Bug 3614226: ensure that continue cleans up the expansion stack} memory { + apply {{} { + # Can't use [memtest]; must be careful when we change stack frames + set end [meminfo] + for {set i 0} {$i < 5} {incr i} { + for {set x 0} {[incr x]<50} {} { + puts {*}[puts a b c {*}[continue] d e f] + } + set tmp $end + set end [meminfo] + } + expr {$end - $tmp} + }} +} 0 +test for-7.5 {Bug 3614226: ensure that break cleans up the combination of main and expansion stack} memory { + apply {{} { + set l [lrepeat 50 p q r] + # Can't use [memtest]; must be careful when we change stack frames + set end [meminfo] + for {set i 0} {$i < 5} {incr i} { + for {set x 0} {[incr x]<50} {} { + puts [puts {*}$l {*}[puts a b c {*}$l {*}[break] d e f]] + } + set tmp $end + set end [meminfo] + } + expr {$end - $tmp} + }} +} 0 +test for-7.6 {Bug 3614226: ensure that continue cleans up the combination of main and expansion stack} memory { + apply {{} { + set l [lrepeat 50 p q r] + # Can't use [memtest]; must be careful when we change stack frames + set end [meminfo] + for {set i 0} {$i < 5} {incr i} { + for {set x 0} {[incr x]<50} {} { + puts [puts {*}$l {*}[puts a b c {*}$l {*}[continue] d e f]] + } + set tmp $end + set end [meminfo] + } + expr {$end - $tmp} + }} +} 0 +test for-7.7 {Bug 3614226: ensure that break only cleans up the right amount} memory { + apply {{} { + set l [lrepeat 50 p q r] + # Can't use [memtest]; must be careful when we change stack frames + set end [meminfo] + for {set i 0} {$i < 5} {incr i} { + unset -nocomplain {*}[for {set x 0} {[incr x]<50} {} { + puts [puts {*}$l {*}[puts a b c {*}$l {*}[break] d e f]] + }] + set tmp $end + set end [meminfo] + } + expr {$end - $tmp} + }} +} 0 +test for-7.8 {Bug 3614226: ensure that continue only cleans up the right amount} memory { + apply {{} { + set l [lrepeat 50 p q r] + # Can't use [memtest]; must be careful when we change stack frames + set end [meminfo] + for {set i 0} {$i < 5} {incr i} { + unset -nocomplain {*}[for {set x 0} {[incr x]<50} {} { + puts [puts {*}$l {*}[puts a b c {*}$l {*}[continue] d e f]] + }] + set tmp $end + set end [meminfo] + } + expr {$end - $tmp} + }} +} 0 + # cleanup ::tcltest::cleanupTests return + +# Local Variables: +# mode: tcl +# End: |