| #! @builddir@/grub-shell-tester |
| # |
| # Copyright (C) 2010 Free Software Foundation, Inc. |
| # |
| # GRUB 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. |
| # |
| # GRUB 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 GRUB. If not, see <http://www.gnu.org/licenses/>. |
| |
| true |
| echo $? |
| |
| ! true |
| echo $? |
| |
| false |
| echo $? |
| |
| ! false |
| echo $? |
| |
| # |
| # Negated forms (copied from grub_script_if.in) |
| # |
| |
| #basic if, execute |
| if ! true; then echo yes; fi |
| |
| #basic if, no execution |
| if ! false; then echo no; fi |
| |
| #if else, execute if path |
| if ! true; then echo yes; else echo no; fi |
| |
| #if else, execute else path |
| if ! false; then echo no; else echo yes; fi |
| |
| #if elif, execute elif |
| if ! false; then echo no; elif ! true; then echo yes; fi |
| |
| #if elif else, execute else |
| if ! false; then echo no; elif ! false; then echo no; else echo yes; fi |
| |
| #if elif(1) elif(2), execute elif(2) |
| if false; then echo no; elif ! false; then echo no; elif ! true; then echo yes; fi |
| |
| #if elif(1) elif(2) else, execute else |
| if false; then echo no; elif false; then echo no; elif ! false; then echo no; else echo yes; fi |
| |
| #if {if elif else}, execute elif |
| if true; then if false; then echo no; elif ! true; then echo yes; else echo no; fi; fi |
| |
| #if {if elif} else, execute elif. ofcourse no dangling-else problem due to "fi" |
| if true; then if ! false; then echo no; elif true; then echo yes; fi; else echo no; fi |