* tests/regression.at (AT_TEST_CPP_GUARD_H): New.

[bison.git] / tests / regression.at

diff --git a/tests/regression.at b/tests/regression.at
index 8a00483188fa58e2e52a20c34499868399f48d4c..f37f2c085bafb5a9187778aa200b0fd782021b1f 100644 (file)
--- a/tests/regression.at
+++ b/tests/regression.at
@@ -1,11 +1,22 @@
-#                                                        -*- Autoconf -*-
+# Bison Regressions.                               -*- Autotest -*-
+# Copyright 2001 Free Software Foundation, Inc.
 
-cat <<EOF
+# 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 2, or (at your option)
+# any later version.
 
-Regression tests.
+# 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.
 
-EOF
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+# 02111-1307, USA.
 
+AT_BANNER([[Regression tests.]])
 
 ## ------------------ ##
 ## Duplicate string.  ##
@@ -53,3 +64,118 @@ exp: {};
 AT_CHECK([bison --defines union.y])
 
 AT_CLEANUP([union.*])
+
+
+## --------------------------------------- ##
+## Duplicate '/' in C comments in %union   ##
+## --------------------------------------- ##
+
+
+AT_SETUP([%union and C comments])
+
+AT_DATA([union-comment.y],
+[%union
+{
+  /* The int.  */      int   integer;
+  /* The string.  */   char *string ;
+}
+%%
+exp: {};
+])
+
+AT_CHECK([bison union-comment.y])
+AT_CHECK([fgrep '//*' union-comment.tab.c], [1], [])
+
+AT_CLEANUP([union-comment.*])
+
+
+## --------------- ##
+## invalid input.  ##
+## --------------- ##
+
+
+AT_SETUP([Invalid input])
+
+AT_DATA([input.y],
+[[%%
+?
+]])
+
+AT_CHECK([bison input.y], [1], [],
+[input.y:2: invalid input: `?'
+input.y:3: fatal error: no rules in the input grammar
+])
+
+AT_CLEANUP
+
+
+## ----------------- ##
+## Invalid input 1.  ##
+## ----------------- ##
+
+
+AT_SETUP([Invalid input: 1])
+
+AT_DATA([input.y],
+[[%%
+?
+]])
+
+AT_CHECK([bison input.y], [1], [],
+[input.y:2: invalid input: `?'
+input.y:3: fatal error: no rules in the input grammar
+])
+
+AT_CLEANUP
+
+
+## ----------------- ##
+## Invalid input 2.  ##
+## ----------------- ##
+
+
+AT_SETUP([Invalid input: 2])
+
+AT_DATA([input.y],
+[[%%
+default: 'a' }
+]])
+
+AT_CHECK([bison input.y], [1], [],
+[input.y:2: invalid input: `}'
+])
+
+AT_CLEANUP
+
+
+
+## --------------------- ##
+## Invalid CPP headers.  ##
+## --------------------- ##
+
+# AT_TEST_CPP_GUARD_H([INPUT-FILE-BASE)
+# -------------------------------------
+m4_define([AT_TEST_CPP_GUARD_H],
+[AT_SETUP([Invalid CPP guards: $1])
+
+# possibly create and nuke inner directories.
+m4_bmatch([$1], [[/]],
+[dirname=`AS_DIRNAME([$1])`
+AS_MKDIR_P([$dirname])
+AT_CLEANUP_FILES([$dirname])])
+
+AT_DATA([$1.y],
+[%%
+dummy:
+])
+
+AT_CHECK([bison --defines=$1.h $1.y])
+
+# CPP should be happy with it.
+AT_CHECK([$CC -E $1.h], 0, [ignore])
+
+AT_CLEANUP($1.y)
+])
+
+AT_TEST_CPP_GUARD_H([input/input])
+AT_TEST_CPP_GUARD_H([9foo])