dnl PSPP - a program for statistical analysis.
dnl Copyright (C) 2017 Free Software Foundation, Inc.
-dnl
+dnl
dnl This program is free software: you can redistribute it and/or modify
dnl it under the terms of the GNU General Public License as published by
dnl the Free Software Foundation, either version 3 of the License, or
dnl (at your option) any later version.
-dnl
+dnl
dnl This program is distributed in the hope that it will be useful,
dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
dnl GNU General Public License for more details.
-dnl
+dnl
dnl You should have received a copy of the GNU General Public License
dnl along with this program. If not, see <http://www.gnu.org/licenses/>.
dnl
9.00
])
AT_CLEANUP
+
+dnl Checks for regression against a crash reported on pspp-users:
+dnl https://lists.gnu.org/archive/html/pspp-users/2021-03/msg00025.html
+AT_SETUP([DELETE VARIABLES with string variables])
+AT_DATA([delete-variables.sps], [dnl
+DATA LIST NOTABLE /s1 TO s2 1-2(A).
+BEGIN DATA
+12
+END DATA.
+DELETE VARIABLES s1.
+NUMERIC n1.
+LIST.
+])
+AT_CHECK([pspp -O format=csv delete-variables.sps], [0], [dnl
+Table: Data List
+s2,n1
+2,. @&t@
+])
+AT_CLEANUP
+
+AT_SETUP([DELETE VARIABLES syntax errors])
+AT_DATA([delete-variables.sps], [dnl
+DATA LIST LIST NOTABLE /x y z.
+BEGIN DATA.
+1 2 3
+END DATA.
+TEMPORARY.
+DELETE VARIABLES x.
+DELETE VARIABLES y z.
+])
+AT_DATA([insert.sps], [dnl
+INSERT FILE='delete-variables.sps' ERROR=IGNORE.
+])
+AT_CHECK([pspp --testing-mode -O format=csv insert.sps], [1], [dnl
+"delete-variables.sps:6.1-6.16: error: DELETE VARIABLES: DELETE VARIABLES may not be used after TEMPORARY. Temporary transformations will be made permanent.
+ 6 | DELETE VARIABLES x.
+ | ^~~~~~~~~~~~~~~~"
+
+"delete-variables.sps:7.1-7.20: error: DELETE VARIABLES: DELETE VARIABLES may not be used to delete all variables from the active dataset dictionary. Use NEW FILE instead.
+ 7 | DELETE VARIABLES y z.
+ | ^~~~~~~~~~~~~~~~~~~~"
+])
+AT_CLEANUP
\ No newline at end of file