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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 06:17:24 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 06:17:24 +0000 |
commit | 9d8085074991d5c0a42d6fc96a2d1a3ee918aad1 (patch) | |
tree | c85bca1e6c11eb872edfc64c524d20f2b7e3307b /tests/dbg-support.tests | |
parent | Initial commit. (diff) | |
download | bash-9d8085074991d5c0a42d6fc96a2d1a3ee918aad1.tar.xz bash-9d8085074991d5c0a42d6fc96a2d1a3ee918aad1.zip |
Adding upstream version 5.1.upstream/5.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/dbg-support.tests')
-rw-r--r-- | tests/dbg-support.tests | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/tests/dbg-support.tests b/tests/dbg-support.tests new file mode 100644 index 0000000..b4a58e4 --- /dev/null +++ b/tests/dbg-support.tests @@ -0,0 +1,148 @@ +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +# +# Test correct functioning bash debug support not via the bashdb +# debugger but merely by printing via print_trap() +# $Id: dbg-support.tests,v 1.13 2003/02/17 22:02:25 rockyb Exp $ +shopt -s extdebug +print_debug_trap() { + echo "debug lineno: $1 ${FUNCNAME[1]}" + return +} + +print_return_trap() { + echo "return lineno: $1 ${FUNCNAME[1]}" + return +} + +fn1() { + echo "LINENO $LINENO" + echo "LINENO $LINENO" + echo "BASH_SOURCE[0]" ${BASH_SOURCE[0]} + echo "FUNCNAME[0]" ${FUNCNAME[0]} + echo `caller` + echo `caller 0` + echo `caller 1` + echo `caller foo` +} + +fn2() { + echo "fn2 here. Calling fn1..." + fn1 +} + +fn3() { + echo "LINENO $LINENO" + echo "BASH_SOURCE[0]" ${BASH_SOURCE[0]} + + # Print a stack trace + declare -i n + n=${#FUNCNAME[@]} + for (( i=0 ; (( i < $n )) ; i++ )) ; do + local -i j=i+1 + [ $j -eq $n ] && j=i # main()'s file is the same as the first caller + echo "${FUNCNAME[$i]} called from file " \ + "\`${BASH_SOURCE[$j]}' at line ${BASH_LINENO[$j]}" + done + source ./dbg-support.sub +} + +fn4() { + echo "fn4 here. Calling fn3..." + fn3 +} + +# +# Test of support for debugging facilities in bash +# +# Test debugger set option functrace - set on. Not in vanilla Bash 2.05 +# +set -o functrace +trap 'print_debug_trap $LINENO' DEBUG +trap 'print_return_trap $LINENO' RETURN + +# Funcname is now an array, but you still can't see it outside a function +echo "FUNCNAME" ${FUNCNAME[0]:-main} + +# We should trace into the below. +# Start easy with a simple function. +fn1 +fn2 +fn3 +source ./dbg-support.sub + +# Test debugger set option functrace - set off +set +T + +# We should not trace into this. +fn1 +fn2 +fn3 +fn4 +source ./dbg-support.sub + +# Another way to say: set -o functrace +set -T + +# We should trace into this. +source ./dbg-support.sub +set +T + +# Test that the line numbers in the presence of conditionals are correct. +for (( i=0 ; (( i <= 2 )) ; i++ )) ; do + if [ $i -eq 2 ] ; then + echo "Hit 2" + fi + j=4 +done + +# +# Check line numbers in command substitution +# +echo $(sourced_fn) +echo `sourced_fn` +x=$((sourced_fn)) +x={ sourced_fn } + +# Make sure we step into sourced_fn as a command when we request to do so. +# Vanilla bash 2.0 doesn't do. +set -o functrace +x={ sourced_fn } + +# Should see line number of xyzzy below. Vanilla bash 2.05b doesn't do +case xyzzy in + a ) + x=5 + ;; + xyzz? ) + case 3 in + 2 ) + x=6 ;; + 3 ) + echo "got it" ;; + * ) echo "no good" ;; + esac + ;; + * ) +esac + +# Should see line numbers for initial for lines. +for i in 0 1 ; do + for j in 3 4 ; do + ((x=i+j)) + done +done + +${THIS_SH} ./dbg-support3.sub |