diff options
Diffstat (limited to 'tests/errors.tests')
| -rw-r--r-- | tests/errors.tests | 203 |
1 files changed, 203 insertions, 0 deletions
diff --git a/tests/errors.tests b/tests/errors.tests new file mode 100644 index 00000000..61751f56 --- /dev/null +++ b/tests/errors.tests @@ -0,0 +1,203 @@ +# These should all be safe +LC_ALL=C +LC_CTYPE=C +LC_COLLATE=C +LC_MESSAGES=C + +# these tests should all generate errors + +# make sure we don't exit prematurely +set +e +set +o posix + +# the iteration variable must be a valid identifier +for 1 in a b c; do echo $1; done + +# try to rebind a read-only function +func() +{ + echo func +} +readonly -f func +# make sure `readonly' and `declare' play well together +declare -Fr +func() +{ + echo bar +} + +# cannot unset readonly functions or variables +unset -f func +# or make them not readonly +declare -fr func +declare -f +r func + +XPATH=$PATH +declare -r XPATH +unset -v XPATH + +# cannot unset invalid identifiers +unset /bin/sh + +# bad option +declare -z +# cannot declare invalid identifiers +declare -- -z +declare /bin/sh + +# this is the syntax used to export functions in the environment, but +# it cannot be used with `declare' +declare -f func='() { echo "this is func"; }' + +# try to export -f something that is not a function -- this should be +# an error, not create an `invisible function' +export -f XPATH + +# this depends on the setting of BREAK_COMPLAINS in config.h.in +break +continue + +# this should not exit the shell; it did in versions before 2.01 +shift label + +# other shells do not complain about the extra arguments; maybe someday +# we won't either +set -- a b c +shift $# label +# and get rid of the positional parameters +shift $# + +# let without an expression is an error, though maybe it should just return +# success +let + +# local outside a function is an error +local + +# try to hash a non-existant command +hash notthere + +# turn off hashing, then try to hash something +set +o hashall +hash -p ${THIS_SH} ${THIS_SH##*/} + +# bad identifiers to declare/readonly/export +export AA[4] +readonly AA[4] + +declare -a AA +unset AA[-2] + +# try to assign to a readonly array +declare -r AA +AA=( one two three ) + +# bad counts to `shift' +shopt -s shift_verbose +shift $(( $# + 5 )) +shift -2 + +# bad shell options +shopt -s no_such_option +shopt no_such_option + +# non-octal digits for umask and other errors +umask 09 +umask -S u=rwx:g=rwx:o=rx >/dev/null # 002 +umask -S u:rwx,g:rwx,o:rx >/dev/null # 002 +# this may behave identically to umask without arguments in the future, +# but for now it is an error +umask -p + +# assignment to a readonly variable in environment +VAR=4 +readonly VAR +VAR=7 : + +# more readonly variable tests +declare VAR=88 +declare +r VAR + +declare -p unset + +# iteration variable in a for statement being readonly +for VAR in 1 2 3 ; do echo $VAR; done + +# parser errors +: $( for z in 1 2 3; do ) +: $( for z in 1 2 3; done ) + +# various `cd' errors +( unset HOME ; cd ) +( unset OLDPWD ; cd - ) + +# various `source/.' errors +. +source + +# maybe someday this will work like in rc +. -i /dev/tty + +# make sure that this gives an error rather than setting $1 +set -q + +# enable non-builtins +enable sh bash + +# try to set and unset shell options simultaneously +shopt -s -u checkhash + +# try to read into an invalid identifier +read /bin/sh < /dev/null + +# try to read into a readonly variable +read VAR < /dev/null + +# someday these may mean something, but for now they're errors +eval -i "echo $-" +command -i "echo $-" + +# error to list trap for an unknown signal +trap -p NOSIG + +# maybe someday trap will take a -s argument like kill, but not now +trap -p -s NOSIG + +# maybe someday we will have a ksh-like ERR trap, but not yet +trap 'echo [$LINENO] -- error' ERR + +# can only return from a function or sourced script +return 2 + +# break and continue with arguments <= 0 +for z in 1 2 3; do + break 0 + echo $x +done +for z in 1 2 3; do + continue 0 + echo $x +done + +# builtin with non-builtin +builtin bash + +# maybe someday you will be able to use fg/bg when job control is not really +# active, but for now they are errors +bg +fg + +# argument required +kill -s +# bad argument +kill -S + +# this must be last! +# in posix mode, a function name must be a valid identifier +# this can't go in posix2.tests, since it causes the shell to exit +# immediately +set -o posix +function !! () { fc -s "$@" ; } +set +o posix + +echo end |