diff options
Diffstat (limited to 'tests/stack.test')
-rw-r--r-- | tests/stack.test | 44 |
1 files changed, 5 insertions, 39 deletions
diff --git a/tests/stack.test b/tests/stack.test index 96bcb98..873cb08 100644 --- a/tests/stack.test +++ b/tests/stack.test @@ -14,59 +14,25 @@ if {[lsearch [namespace children] ::tcltest] == -1} { namespace import -force ::tcltest::* } -# Note that a failure in this test results in a crash of the executable. -# In order to avoid that, we do a basic check of the current stacksize. -# This size can be changed with ulimit (ksh/bash/sh) or limit (csh/tcsh). +# Note that a failure in this test may result in a crash of the executable. -# This doesn't catch all cases, for example threads of lower stacksize -# can still squeak through. A core check is really needed. -- JH - -testConstraint minStack2034 1 -if {[testConstraint unix]} { - set stackSize [exec /bin/sh -c "ulimit -s"] - if {[string is integer $stackSize] && ($stackSize < 2034)} { - puts stderr "WARNING: the default application stacksize of $stackSize\ - may cause Tcl to\ncrash due to stack overflow before the\ - recursion limit is reached.\nA minimum stacksize of 2034\ - kbytes is recommended.\nSkipping infinite recursion test." - testConstraint minStack2034 0 - } -} - -# -# Custom match to detect a stack overflow independently of the mechanism that -# triggered the error. -# - -customMatch stackOverflow StackOverflow -proc StackOverflow {- res} { - set msgList [list \ - "too many nested evaluations (infinite loop?)"\ - "out of stack space (infinite loop?)"] - expr {$res in $msgList} -} - -test stack-1.1 {maxNestingDepth reached on infinite recursion} -constraints { - minStack2034 -} -body { +test stack-1.1 {maxNestingDepth reached on infinite recursion} -body { # do this in a sub process in case it segfaults exec [interpreter] << { proc recurse {} { recurse } catch { recurse } rv puts $rv } -} -match stackOverflow +} -result {too many nested evaluations (infinite loop?)} -test stack-2.1 {maxNestingDepth reached on infinite recursion} -constraints { - minStack2034 -} -body { +test stack-2.1 {maxNestingDepth reached on infinite recursion} -body { # do this in a sub process in case it segfaults exec [interpreter] << { interp alias {} unknown {} notaknownproc catch { unknown } msg puts $msg } -} -match stackOverflow +} -result {too many nested evaluations (infinite loop?)} # Make sure that there is enough stack to run regexp even if we're # close to the recursion limit. [Bug 947070] [Patch 746378] |