tests: be sure that backups are safe.

[bison.git] / tests / input.at

diff --git a/tests/input.at b/tests/input.at
index 93ae3de169feead91e4505296c2ffe5be9c8fa0e..836ff6d64ff5fdd22587bce694b03a04af5753ce 100644 (file)
--- a/tests/input.at
+++ b/tests/input.at
@@ -69,7 +69,7 @@ AT_CLEANUP
 
 
 # _AT_UNUSED_VALUES_DECLARATIONS()
-# --------------------------------------------
+# --------------------------------
 # Generate the token, type, and destructor
 # declarations for the unused values tests.
 
@@ -391,7 +391,7 @@ AT_CLEANUP
 
 AT_SETUP([Torturing the Scanner])
 
-
+AT_BISON_OPTION_PUSHDEFS
 AT_DATA([input.y], [])
 AT_BISON_CHECK([input.y], [1], [],
 [[input.y:1.1: syntax error, unexpected end of file
@@ -442,6 +442,7 @@ char apostrophe = '\'';
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <assert.h>
 %}
 /* %{ and %} can be here too. */
 
@@ -468,8 +469,8 @@ char quote[] = "@:>@@:>@,";
 %}
 
 %{
-static void yyerror (const char *s);
-static int yylex (void);
+]AT_YYERROR_DECLARE[
+]AT_YYLEX_DECLARE[
 %}
 
 %type <ival> '@<:@'
@@ -501,7 +502,7 @@ value_as_yystype (value val)
   res.ival = val;
   return res;
 }
-
+]AT_YYERROR_DEFINE[
 static int
 yylex (void)
 {
@@ -509,20 +510,13 @@ yylex (void)
 #output "; /* "
   */
   static size_t toknum;
-  if (! (toknum < sizeof input))
-    abort ();
+  assert (toknum < sizeof input);
   yylval = value_as_yystype (input[toknum]);
   return input[toknum++];
 }
-
-static void
-yyerror (const char *msg)
-{
-  fprintf (stderr, "%s\n", msg);
-}
 ]])
 
-# Pacify Emacs'font-lock-mode: "
+# Pacify Emacs' font-lock-mode: "
 
 AT_DATA([main.c],
 [[typedef int value;
@@ -536,10 +530,11 @@ main (void)
   return yyparse ();
 }
 ]])
+AT_BISON_OPTION_POPDEFS
 
 AT_BISON_CHECK([-d -v -o input.c input.y])
-AT_COMPILE([input.o], [-c input.c])
-AT_COMPILE([main.o], [-c main.c])
+AT_COMPILE([input.o])
+AT_COMPILE([main.o])
 AT_COMPILE([input], [input.o main.o])
 AT_PARSER_CHECK([./input], 0,
 [[[@<:@],
@@ -621,14 +616,15 @@ AT_CLEANUP
 
 AT_SETUP([Symbols])
 
+AT_BISON_OPTION_PUSHDEFS
 AT_DATA_GRAMMAR([input.y],
 [[%token WITH-DASH
 %token WITHOUT_DASH "WITHOUT-DASH"
 %token WITH.PERIOD
 %token WITHOUT_PERIOD "WITHOUT.PERIOD"
 %code {
-  void yyerror (char const *);
-  int yylex (void);
+  ]AT_YYERROR_DECLARE[
+  ]AT_YYLEX_DECLARE[
 }
 %%
 start: with-dash without_dash with.period without_period;
@@ -637,7 +633,10 @@ without_dash: "WITHOUT-DASH";
 with.period: WITH.PERIOD;
 without_period: "WITHOUT.PERIOD";
 %%
+]AT_YYERROR_DEFINE[
+]AT_YYLEX_DEFINE[
 ]])
+AT_BISON_OPTION_POPDEFS
 
 # POSIX Yacc accept periods, but not dashes.
 AT_BISON_CHECK([--yacc input.y], [1], [],
@@ -655,7 +654,7 @@ input.y:18.8-16: warning: POSIX Yacc forbids dashes in symbol names: with-dash
 AT_BISON_CHECK([-o input.c input.y])
 
 # Make sure we don't export silly token identifiers with periods or dashes.
-AT_COMPILE([input.o], [-c input.c])
+AT_COMPILE([input.o])
 
 
 # Periods are genuine letters, they can start identifiers.
@@ -1341,3 +1340,32 @@ input.y:2.1-7: warning: POSIX Yacc forbids dashes in symbol names: foo-bar
 AT_BISON_CHECK([[-Werror,no-all,yacc input.y]], [[1]], [[]], [[experr]])
 
 AT_CLEANUP
+
+
+## ------------------------------------------------------ ##
+## %name-prefix and %define api.prefix are incompatible.  ##
+## ------------------------------------------------------ ##
+
+AT_SETUP([[%name-prefix and %define api.prefix are incompatible]])
+
+# AT_TEST(DIRECTIVES, OPTIONS, ERROR-LOCATION)
+# --------------------------------------------
+m4_pushdef([AT_TEST],
+[AT_DATA([[input.y]],
+[[$1
+%%
+exp:;
+]])
+AT_BISON_CHECK([[$2 input.y]], [[1]], [[]],
+[[$3: '%name-prefix' and '%define api.prefix' cannot be used together
+]])
+])
+
+AT_TEST([%define api.prefix foo %name-prefix "bar"], [], [input.y:1.9-18])
+AT_TEST([], [-Dapi.prefix=foo -p bar], [<command line>:2])
+AT_TEST([%name-prefix "bar"], [-Dapi.prefix=foo], [<command line>:2])
+AT_TEST([%define api.prefix foo], [-p bar], [input.y:1.9-18])
+
+m4_popdef([AT_TEST])
+
+AT_CLEANUP