SORT VARIABLES: Improve error messages.

[pspp] / tests / language / control / loop.at

diff --git a/tests/language/control/loop.at b/tests/language/control/loop.at
index babab1c825f6cdf334237b75dcef4d69c6c10d84..23ab6b5b1873cd556f25c7661b70696ae9a6a195 100644 (file)
--- a/tests/language/control/loop.at
+++ b/tests/language/control/loop.at
@@ -1,16 +1,16 @@
 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
@@ -260,3 +260,115 @@ AT_CHECK([cat pspp.csv], [0], [dnl
 --------
 ])
 AT_CLEANUP
+
+AT_SETUP([LOOP negative])
+AT_DATA([loop.sps], [dnl
+DATA LIST NOTABLE /x 1.
+BREAK.
+END LOOP.
+
+LOOP A=1 TO 5 B=1 TO 5.
+END LOOP.
+LOOP 5.
+END LOOP.
+LOOP B !.
+END LOOP.
+LOOP B=!.
+END LOOP.
+LOOP A=1 TO !.
+END LOOP.
+LOOP A=1 BY !.
+END LOOP.
+LOOP A=1 TO 5 BY 5 TO !.
+END LOOP.
+LOOP A=1 BY 5 TO 10 BY !.
+END LOOP.
+LOOP A=1.
+END LOOP.
+LOOP !.
+END LOOP.
+
+LOOP IF 1 IF 0.
+END LOOP.
+
+LOOP IF !.
+END LOOP.
+
+LOOP.
+END LOOP IF !.
+
+LOOP.
+END LOOP !.
+
+LOOP.
+])
+AT_CHECK([pspp loop.sps], 1, [dnl
+loop.sps:2.1-2.5: error: BREAK: This command cannot appear outside LOOP...END
+LOOP.
+    2 | BREAK.
+      | ^~~~~
+
+loop.sps:3.1-3.8: error: END LOOP: This command cannot appear outside LOOP...
+END LOOP.
+    3 | END LOOP.
+      | ^~~~~~~~
+
+loop.sps:5.15: error: LOOP: Only one index clause may be specified.
+    5 | LOOP A=1 TO 5 B=1 TO 5.
+      |               ^
+
+loop.sps:7.6: error: LOOP: Syntax error expecting identifier.
+    7 | LOOP 5.
+      |      ^
+
+loop.sps:9.8: error: LOOP: Syntax error expecting `='.
+    9 | LOOP B !.
+      |        ^
+
+loop.sps:11.8: error: LOOP: Syntax error.
+   11 | LOOP B=!.
+      |        ^
+
+loop.sps:13.13: error: LOOP: Syntax error.
+   13 | LOOP A=1 TO !.
+      |             ^
+
+loop.sps:15.13: error: LOOP: Syntax error.
+   15 | LOOP A=1 BY !.
+      |             ^
+
+loop.sps:17.20-17.21: error: LOOP: Subcommand TO may only be specified once.
+   17 | LOOP A=1 TO 5 BY 5 TO !.
+      |                    ^~
+
+loop.sps:19.21-19.22: error: LOOP: Subcommand BY may only be specified once.
+   19 | LOOP A=1 BY 5 TO 10 BY !.
+      |                     ^~
+
+loop.sps:21.1-21.9: error: LOOP: Required subcommand TO was not specified.
+   21 | LOOP A=1.
+      | ^~~~~~~~~
+
+loop.sps:23.6: error: LOOP: Syntax error expecting identifier.
+   23 | LOOP !.
+      |      ^
+
+loop.sps:26.11-26.12: error: LOOP: Subcommand IF may only be specified once.
+   26 | LOOP IF 1 IF 0.
+      |           ^~
+
+loop.sps:29.9: error: LOOP: Syntax error.
+   29 | LOOP IF !.
+      |         ^
+
+loop.sps:33.13: error: LOOP: Syntax error.
+   33 | END LOOP IF !.
+      |             ^
+
+loop.sps:36.10: error: LOOP: Syntax error expecting end of command.
+   36 | END LOOP !.
+      |          ^
+
+error: LOOP: At end of input: Syntax error expecting END LOOP.
+])
+AT_CLEANUP
\ No newline at end of file