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author | hobbs <hobbs> | 2000-12-10 03:27:03 (GMT) |
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committer | hobbs <hobbs> | 2000-12-10 03:27:03 (GMT) |
commit | 19df5d993a9f6e55e773ea93d3632c770756358b (patch) | |
tree | 356d403af78a0aaa4cd9064443774a4a01293876 /tests/scan.test | |
parent | 962aca72428dc6b21ed4f7a0af3a50aa368f0d31 (diff) | |
download | tcl-19df5d993a9f6e55e773ea93d3632c770756358b.zip tcl-19df5d993a9f6e55e773ea93d3632c770756358b.tar.gz tcl-19df5d993a9f6e55e773ea93d3632c770756358b.tar.bz2 |
* docs/scan.n:
* tests/scan.test:
* generic/tclScan.c (Tcl_ScanObjCmd): changed %o and %x to use
strtoul instead of strtol to correctly preserve scan<>format
conversion of large integers. [Patch #102663, Bug #124600]
Diffstat (limited to 'tests/scan.test')
-rw-r--r-- | tests/scan.test | 45 |
1 files changed, 30 insertions, 15 deletions
diff --git a/tests/scan.test b/tests/scan.test index 2624dd2..d7204a9 100644 --- a/tests/scan.test +++ b/tests/scan.test @@ -11,7 +11,7 @@ # See the file "license.terms" for information on usage and redistribution # of this file, and for a DISCLAIMER OF ALL WARRANTIES. # -# RCS: @(#) $Id: scan.test,v 1.10 2000/04/10 17:19:04 ericm Exp $ +# RCS: @(#) $Id: scan.test,v 1.11 2000/12/10 03:27:04 hobbs Exp $ if {[lsearch [namespace children] ::tcltest] == -1} { package require tcltest @@ -324,6 +324,35 @@ test scan-4.61 {Tcl_ScanObjCmd, set errors} { set result } {1 {couldn't set variable "z"couldn't set variable "y"} abc} +# procedure that returns the range of integers + +proc int_range {} { + for { set MIN_INT 1 } { $MIN_INT > 0 } {} { + set MIN_INT [expr { $MIN_INT << 1 }] + } + set MAX_INT [expr { ~ $MIN_INT }] + return [list $MIN_INT $MAX_INT] +} + +test scan-4.62 {scanning of large and negative octal integers} { + foreach { MIN_INT MAX_INT } [int_range] {} + set scanstring [format {%o %o %o} -1 $MIN_INT $MAX_INT] + list [scan $scanstring {%o %o %o} a b c] \ + [expr { $a == -1 }] [expr { $b == $MIN_INT }] [expr { $c == $MAX_INT }] +} {3 1 1 1} +test scan-4.63 {scanning of large and negative hex integers} { + foreach { MIN_INT MAX_INT } [int_range] {} + set scanstring [format {%x %x %x} -1 $MIN_INT $MAX_INT] + list [scan $scanstring {%x %x %x} a b c] \ + [expr { $a == -1 }] [expr { $b == $MIN_INT }] [expr { $c == $MAX_INT }] +} {3 1 1 1} + +# clean up from last two tests + +catch { + rename int_range {} +} + test scan-5.1 {integer scanning} { set a {}; set b {}; set c {}; set d {} list [scan "-20 1476 \n33 0" "%d %d %d %d" a b c d] $a $b $c $d @@ -630,17 +659,3 @@ test scan-13.8 {Tcl_ScanObjCmd, inline XPG case lots of arguments} { # cleanup ::tcltest::cleanupTests return - - - - - - - - - - - - - - |