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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/dollar-at-star5.sub | |
parent | Initial commit. (diff) | |
download | bash-upstream.tar.xz bash-upstream.zip |
Adding upstream version 5.1.upstream/5.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/dollar-at-star5.sub')
-rw-r--r-- | tests/dollar-at-star5.sub | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/tests/dollar-at-star5.sub b/tests/dollar-at-star5.sub new file mode 100644 index 0000000..d07c61a --- /dev/null +++ b/tests/dollar-at-star5.sub @@ -0,0 +1,66 @@ +# 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/>. +# +# testing various combinations of quoted and unquoted expansions of $@, and +# whether they generate empty words after expansion + +n() { echo "$#"; } + +n "$@" +n ${foo-"$@"} +n "${foo-$@}" + +n ""$@ +n """$@" + +n $(true)$@ +n "$(true)$@" +n "$(true)$@" +n "$(true)""$@" + +n $xxx$@ +n "$xxx$@" +n $xxx"$@" +n "$xxx""$@" + +recho $xxx"$@" +echo after 1 + +recho "$xxx$@" +echo after 2 + +recho ${foo:-$xxx"$@"} +echo after 3 + +# this is where these things start to differ +echo same as 1 +recho "${foo:-$xxx"$@"}" +echo same as 2 +recho "${foo:-$xxx$@}" + +echo null fields +recho ""$@ +recho """$@" + +echo null fields in rhs +echo null string with unquoted '$@' +recho ${foo:-""$@} +echo null string with quoted '$@' +recho ${foo:-"""$@"} + +echo assignment +recho "${foo=$@}" +echo variable +recho "$foo" +echo dollar-at +recho "${@}" |