# Java tests for simple calculator. -*- Autotest -*-
-# Copyright (C) 2007-2012 Free Software Foundation, Inc.
+# Copyright (C) 2007-2013 Free Software Foundation, Inc.
# 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
# _AT_DATA_JAVA_CALC_Y($1, $2, $3, [BISON-DIRECTIVES])
-# ----------------------------------------------------------------------
-# Produce `calc.y'. Don't call this macro directly, because it contains
-# some occurrences of `$1' etc. which will be interpreted by m4. So
+# ----------------------------------------------------
+# Produce 'calc.y'. Don't call this macro directly, because it contains
+# some occurrences of '$1' etc. which will be interpreted by m4. So
# you should call it with $1, $2, and $3 as arguments, which is what
# AT_DATA_JAVA_CALC_Y does.
m4_define([_AT_DATA_JAVA_CALC_Y],
[m4_if([$1$2$3], $[1]$[2]$[3], [],
[m4_fatal([$0: Invalid arguments: $@])])dnl
+AT_BISON_OPTION_PUSHDEFS([%language "Java" $4])
AT_DATA([Calc.y],
[[/* Infix notation calculator--calc */
%language "Java"
%name-prefix "Calc"
-%define parser_class_name "Calc"
+%define parser_class_name {Calc}
%define public
]$4[
%token <Integer> NUM "number"
%type <Integer> exp
-%nonassoc '=' /* comparison */
+%nonassoc '=' /* comparison */
%left '-' '+'
%left '*' '/'
-%left NEG /* negation--unary minus */
-%right '^' /* exponentiation */
+%precedence NEG /* negation--unary minus */
+%right '^' /* exponentiation */
/* Grammar follows */
%%
public Position getEndPos() {
return yypos;
}
-
- public void yyerror (Calc.Location l, String s)
- {
- if (l == null)
- System.err.println (s);
- else
- System.err.println (l + ": " + s);
- }
-]], [[
- public void yyerror (String s)
- {
- System.err.println (s);
- }
]])[
+ ]AT_YYERROR_DEFINE[
Integer yylval;
]AT_LOCATION_IF([[yypos = new Position (yypos.lineno (),
yypos.token () + 1);]])[
if (ttype == st.TT_EOF)
- return Calc.EOF;
+ return EOF;
else if (ttype == st.TT_EOL)
{
else if (ttype == st.TT_WORD)
{
yylval = new Integer (st.sval);
- return Calc.NUM;
+ return NUM;
}
else
}
]])
+AT_BISON_OPTION_POPDEFS
])# _AT_DATA_JAVA_CALC_Y
# AT_DATA_CALC_Y([BISON-OPTIONS])
-# -------------------------------------------------
-# Produce `calc.y'.
+# -------------------------------
+# Produce 'calc.y'.
m4_define([AT_DATA_JAVA_CALC_Y],
[_AT_DATA_JAVA_CALC_Y($[1], $[2], $[3], [$1])
])
# _AT_CHECK_JAVA_CALC_ERROR(BISON-OPTIONS, INPUT,
# [VERBOSE-AND-LOCATED-ERROR-MESSAGE])
-# ---------------------------------------------------------
-# Run `calc' on INPUT, and expect a `syntax error' message.
+# --------------------------------------------------------------
+# Run 'calc' on INPUT, and expect a 'syntax error' message.
#
# If INPUT starts with a slash, it is used as absolute input file name,
# otherwise as contents.
AT_YYERROR_SEES_LOC_IF([],
[[sed 's/^[-0-9.]*: //' expout >at-expout
mv at-expout expout]])
-# 3. If error-verbose is not used, strip the`, unexpected....' part.
+# 3. If error-verbose is not used, strip the', unexpected....' part.
m4_bmatch([$1], [%error-verbose], [],
[[sed 's/syntax error, .*$/syntax error/' expout >at-expout
mv at-expout expout]])
])
# _AT_CHECK_JAVA_CALC([BISON-DIRECTIVES], [BISON-CODE])
-# -----------------------------------------------------------------------
-# Start a testing chunk which compiles `calc' grammar with
+# -----------------------------------------------------
+# Start a testing chunk which compiles 'calc' grammar with
# BISON-DIRECTIVES, and performs several tests over the parser.
m4_define([_AT_CHECK_JAVA_CALC],
[# We use integers to avoid dependencies upon the precision of doubles.
# - (* * *): nothing to pop, a lot to discard
# - (1 + 2 * *): some to pop and discard
#
-# - test the action associated to `error'
+# - test the action associated to 'error'
#
# - check the lookahead that triggers an error is not discarded
# when we enter error recovery. Below, the lookahead causing the
# AT_CHECK_JAVA_CALC([BISON-DIRECTIVES])
-# --------------------------------------------------------
-# Start a testing chunk which compiles `calc' grammar with
+# --------------------------------------
+# Start a testing chunk which compiles 'calc' grammar with
# BISON-DIRECTIVES, and performs several tests over the parser.
# Run the test with and without %error-verbose.
m4_define([AT_CHECK_JAVA_CALC],
%debug
%error-verbose
%token-table
+%token END "end"
$1
%%
-start: "end" {$2};
+start: END {$2};
%%
class m4_default([$3], [Position]) {}
])
# AT_CHECK_JAVA_MINIMAL_W_LEXER([1:DIRECTIVES], [2:LEX_THROWS],
-# [3:YYLEX_ACTION], [4:LEXER_BODY], [5:PARSER_ACTION], [6:STYPE],
-# [7:POSITION_TYPE], [8:LOCATION_TYPE])
+# [3:YYLEX_ACTION], [4:LEXER_BODY], [5:PARSER_ACTION], [6:VALUE_TYPE],
+# [7:POSITION_TYPE], [8:LOCATION_TYPE])
# ---------------------------------------------------------------------
# Check that a mininal parser with DIRECTIVES and a "%code lexer".
# YYLEX is the body of yylex () which throws LEX_THROW.
# Check that YYParser.java contains exactly COUNT lines matching ^LINE$
# with grep.
m4_define([AT_CHECK_JAVA_GREP],
- [AT_CHECK([grep -c '^$1$' YYParser.java], [], [m4_default([$2], [1])
+ [AT_CHECK([grep -c '^$1$' YYParser.java], [], [m4_default([$2], [1])
])
])
-# ----------------------------------- #
-# Java parser class and package names #
-# ----------------------------------- #
+# ------------------------------------- #
+# Java parser class and package names. #
+# ------------------------------------- #
AT_SETUP([Java parser class and package names])
AT_CHECK_JAVA_MINIMAL([[%name-prefix "Prefix"]])
AT_CHECK_JAVA_GREP([[class PrefixParser]])
-AT_CHECK_JAVA_MINIMAL([[%define parser_class_name "ParserClassName"]])
+AT_CHECK_JAVA_MINIMAL([[%define api.token.prefix {TOK_}]])
+AT_CHECK_JAVA_GREP([[.*TOK_END.*]])
+
+AT_CHECK_JAVA_MINIMAL([[%define parser_class_name {ParserClassName}]])
AT_CHECK_JAVA_GREP([[class ParserClassName]])
-AT_CHECK_JAVA_MINIMAL([[%define package "user_java_package"]])
+AT_CHECK_JAVA_MINIMAL([[%define package {user_java_package}]])
AT_CHECK_JAVA_GREP([[package user_java_package;]])
AT_CLEANUP
-# --------------------------- #
-# Java parser class modifiers #
-# --------------------------- #
+# ----------------------------- #
+# Java parser class modifiers. #
+# ----------------------------- #
AT_SETUP([Java parser class modifiers])
%define strictfp]])
AT_CHECK_JAVA_GREP([[public final strictfp class YYParser]])
+# FIXME: Can't do a Java compile because javacomp.sh is configured for 1.3
+AT_CHECK_JAVA_MINIMAL([[
+%define annotations {/*@Deprecated @SupressWarnings("unchecked") @SupressWarnings({"unchecked", "deprecation"}) @SupressWarnings(value={"unchecked", "deprecation"})*/}
+%define public]])
+AT_CHECK_JAVA_GREP([[/\*@Deprecated @SupressWarnings("unchecked") @SupressWarnings({"unchecked", "deprecation"}) @SupressWarnings(value={"unchecked", "deprecation"})\*/ public class YYParser]])
+
AT_CLEANUP
AT_SETUP([Java parser class extends and implements])
-AT_CHECK_JAVA_MINIMAL([[%define extends "Thread"]])
+AT_CHECK_JAVA_MINIMAL([[%define extends {Thread}]])
AT_CHECK_JAVA_GREP([[class YYParser extends Thread]])
-AT_CHECK_JAVA_MINIMAL([[%define implements "Cloneable"]])
+AT_CHECK_JAVA_MINIMAL([[%define implements {Cloneable}]])
AT_CHECK_JAVA_GREP([[class YYParser implements Cloneable]])
AT_CHECK_JAVA_MINIMAL([[
-%define extends "Thread"
-%define implements "Cloneable"]])
+%define extends {Thread}
+%define implements {Cloneable}]])
AT_CHECK_JAVA_GREP([[class YYParser extends Thread implements Cloneable]])
AT_CLEANUP
AT_SETUP([Java %parse-param and %lex-param])
AT_CHECK_JAVA_MINIMAL([])
-AT_CHECK_JAVA_GREP([[ *public YYParser (Lexer yylexer) {]])
+AT_CHECK_JAVA_GREP([[ *public YYParser (Lexer yylexer) *]])
AT_CHECK_JAVA_MINIMAL([[%parse-param {int parse_param1}]])
AT_CHECK_JAVA_GREP([[ *protected final int parse_param1;]])
-AT_CHECK_JAVA_GREP([[ *public YYParser (Lexer yylexer, *int parse_param1) {]])
-AT_CHECK_JAVA_GREP([[[ ]*this.parse_param1 = parse_param1;]])
+AT_CHECK_JAVA_GREP([[ *public YYParser (Lexer yylexer, *int parse_param1) *]])
+AT_CHECK_JAVA_GREP([[ *this.parse_param1 = parse_param1;]])
AT_CHECK_JAVA_MINIMAL([[
%parse-param {int parse_param1}
%parse-param {long parse_param2}]])
AT_CHECK_JAVA_GREP([[ *protected final int parse_param1;]])
AT_CHECK_JAVA_GREP([[ *protected final long parse_param2;]])
-AT_CHECK_JAVA_GREP([[ *public YYParser (Lexer yylexer, *int parse_param1, *long parse_param2) {]])
-AT_CHECK_JAVA_GREP([[[ ]*this.parse_param1 = parse_param1;]])
-AT_CHECK_JAVA_GREP([[[ ]*this.parse_param2 = parse_param2;]])
+AT_CHECK_JAVA_GREP([[ *public YYParser (Lexer yylexer, *int parse_param1, *long parse_param2) *]])
+AT_CHECK_JAVA_GREP([[ *this.parse_param1 = parse_param1;]])
+AT_CHECK_JAVA_GREP([[ *this.parse_param2 = parse_param2;]])
AT_CHECK_JAVA_MINIMAL_W_LEXER([], [], [[return EOF;]])
-AT_CHECK_JAVA_GREP([[ *public YYParser () {]])
-AT_CHECK_JAVA_GREP([[ *protected YYParser (Lexer yylexer) {]])
+AT_CHECK_JAVA_GREP([[ *public YYParser () *]])
+AT_CHECK_JAVA_GREP([[ *protected YYParser (Lexer yylexer) *]])
AT_CHECK_JAVA_MINIMAL_W_LEXER([[%parse-param {int parse_param1}]],
- [], [[return EOF;]])
+ [], [[return EOF;]])
AT_CHECK_JAVA_GREP([[ *protected final int parse_param1;]])
-AT_CHECK_JAVA_GREP([[ *public YYParser (int parse_param1) {]])
-AT_CHECK_JAVA_GREP([[ *protected YYParser (Lexer yylexer, *int parse_param1) {]])
-AT_CHECK_JAVA_GREP([[[ ]*this.parse_param1 = parse_param1;]], [2])
+AT_CHECK_JAVA_GREP([[ *public YYParser (int parse_param1) *]])
+AT_CHECK_JAVA_GREP([[ *protected YYParser (Lexer yylexer, *int parse_param1) *]])
+AT_CHECK_JAVA_GREP([[ *this.parse_param1 = parse_param1;]], [2])
AT_CHECK_JAVA_MINIMAL_W_LEXER([[
%parse-param {int parse_param1}
%parse-param {long parse_param2}]],
- [], [[return EOF;]])
+ [], [[return EOF;]])
AT_CHECK_JAVA_GREP([[ *protected final int parse_param1;]])
AT_CHECK_JAVA_GREP([[ *protected final long parse_param2;]])
-AT_CHECK_JAVA_GREP([[ *public YYParser (int parse_param1, *long parse_param2) {]])
-AT_CHECK_JAVA_GREP([[ *protected YYParser (Lexer yylexer, *int parse_param1, *long parse_param2) {]])
-AT_CHECK_JAVA_GREP([[[ ]*this.parse_param1 = parse_param1;]], [2])
-AT_CHECK_JAVA_GREP([[[ ]*this.parse_param2 = parse_param2;]], [2])
+AT_CHECK_JAVA_GREP([[ *public YYParser (int parse_param1, *long parse_param2) *]])
+AT_CHECK_JAVA_GREP([[ *protected YYParser (Lexer yylexer, *int parse_param1, *long parse_param2) *]])
+AT_CHECK_JAVA_GREP([[ *this.parse_param1 = parse_param1;]], [2])
+AT_CHECK_JAVA_GREP([[ *this.parse_param2 = parse_param2;]], [2])
AT_CHECK_JAVA_MINIMAL_W_LEXER([[%lex-param {char lex_param1}]],
- [], [[return EOF;]], [[YYLexer (char lex_param1) {}]])
-AT_CHECK_JAVA_GREP([[ *public YYParser (char lex_param1) {]])
+ [], [[return EOF;]], [[YYLexer (char lex_param1) {}]])
+AT_CHECK_JAVA_GREP([[ *public YYParser (char lex_param1) *]])
AT_CHECK_JAVA_GREP([[.* = new YYLexer *(lex_param1);]])
AT_CHECK_JAVA_MINIMAL_W_LEXER([[
%lex-param {char lex_param1}
%lex-param {short lex_param2}]],
- [], [[return EOF;]], [[YYLexer (char lex_param1, short lex_param2) {}]])
-AT_CHECK_JAVA_GREP([[ *public YYParser (char lex_param1, *short lex_param2) {]])
+ [], [[return EOF;]], [[YYLexer (char lex_param1, short lex_param2) {}]])
+AT_CHECK_JAVA_GREP([[ *public YYParser (char lex_param1, *short lex_param2) *]])
AT_CHECK_JAVA_GREP([[.* = new YYLexer *(lex_param1, *lex_param2);]])
AT_CHECK_JAVA_MINIMAL_W_LEXER([[
%parse-param {long parse_param2}
%lex-param {char lex_param1}
%lex-param {short lex_param2}]],
- [], [[return EOF;]], [[YYLexer (char lex_param1, short lex_param2) {}]])
+ [], [[return EOF;]], [[YYLexer (char lex_param1, short lex_param2) {}]])
AT_CHECK_JAVA_GREP([[ *protected final int parse_param1;]])
AT_CHECK_JAVA_GREP([[ *protected final long parse_param2;]])
-AT_CHECK_JAVA_GREP([[ *public YYParser (char lex_param1, *short lex_param2, *int parse_param1, *long parse_param2) {]])
+AT_CHECK_JAVA_GREP([[ *public YYParser (char lex_param1, *short lex_param2, *int parse_param1, *long parse_param2) *]])
AT_CHECK_JAVA_GREP([[.* = new YYLexer *(lex_param1, *lex_param2);]])
-AT_CHECK_JAVA_GREP([[ *protected YYParser (Lexer yylexer, *int parse_param1, *long parse_param2) {]])
-AT_CHECK_JAVA_GREP([[[ ]*this.parse_param1 = parse_param1;]], [2])
-AT_CHECK_JAVA_GREP([[[ ]*this.parse_param2 = parse_param2;]], [2])
+AT_CHECK_JAVA_GREP([[ *protected YYParser (Lexer yylexer, *int parse_param1, *long parse_param2) *]])
+AT_CHECK_JAVA_GREP([[ *this.parse_param1 = parse_param1;]], [2])
+AT_CHECK_JAVA_GREP([[ *this.parse_param2 = parse_param2;]], [2])
AT_CLEANUP
AT_SETUP([Java throws specifications])
-# %define throws - 0 1 2
-# %define lex-throws - 0 1 2
-# %code lexer 0 1
+# %define throws - 0 1 2
+# %define lex-throws - 0 1 2
+# %code lexer 0 1
m4_define([AT_JT_lex_throws_define], [m4_case(AT_JT_lex_throws,
- -1, [],
- 0, [[%define lex_throws ""]],
- 1, [[%define lex_throws "InterruptedException"]],
- 2, [[%define lex_throws "InterruptedException, IllegalAccessException"]])])
+ -1, [],
+ 0, [[%define lex_throws {}]],
+ 1, [[%define lex_throws {InterruptedException}]],
+ 2, [[%define lex_throws {InterruptedException, IllegalAccessException}]])])
m4_define([AT_JT_yylex_throws], [m4_case(AT_JT_lex_throws,
- -1, [[ throws java.io.IOException]],
- 0, [],
- 1, [[ throws InterruptedException]],
- 2, [[ throws InterruptedException, IllegalAccessException]])])
+ -1, [[ throws java.io.IOException]],
+ 0, [],
+ 1, [[ throws InterruptedException]],
+ 2, [[ throws InterruptedException, IllegalAccessException]])])
m4_define([AT_JT_yylex_action], [m4_case(AT_JT_lex_throws,
- -1, [[throw new java.io.IOException();]],
- 0, [[return EOF;]],
- 1, [[throw new InterruptedException();]],
- 2, [[throw new IllegalAccessException();]])])
+ -1, [[throw new java.io.IOException();]],
+ 0, [[return EOF;]],
+ 1, [[throw new InterruptedException();]],
+ 2, [[throw new IllegalAccessException();]])])
m4_define([AT_JT_throws_define], [m4_case(AT_JT_throws,
- -1, [],
- 0, [[%define throws ""]],
- 1, [[%define throws "ClassNotFoundException"]],
- 2, [[%define throws "ClassNotFoundException, InstantiationException"]])])
+ -1, [],
+ 0, [[%define throws {}]],
+ 1, [[%define throws {ClassNotFoundException}]],
+ 2, [[%define throws {ClassNotFoundException, InstantiationException}]])])
m4_define([AT_JT_yyaction_throws], [m4_case(AT_JT_throws,
- -1, [],
- 0, [],
- 1, [[ throws ClassNotFoundException]],
- 2, [[ throws ClassNotFoundException, InstantiationException]])])
+ -1, [],
+ 0, [],
+ 1, [[ throws ClassNotFoundException]],
+ 2, [[ throws ClassNotFoundException, InstantiationException]])])
m4_define([AT_JT_parse_throws_2], [m4_case(AT_JT_throws,
- -1, [],
- 0, [],
- 1, [[, ClassNotFoundException]],
- 2, [[, ClassNotFoundException, InstantiationException]])])
+ -1, [],
+ 0, [],
+ 1, [[, ClassNotFoundException]],
+ 2, [[, ClassNotFoundException, InstantiationException]])])
m4_define([AT_JT_parse_throws],
- [m4_if(m4_quote(AT_JT_yylex_throws), [],
- [AT_JT_yyaction_throws],
- [AT_JT_yylex_throws[]AT_JT_parse_throws_2])])
+ [m4_if(m4_quote(AT_JT_yylex_throws), [],
+ [AT_JT_yyaction_throws],
+ [AT_JT_yylex_throws[]AT_JT_parse_throws_2])])
m4_define([AT_JT_initial_action], [m4_case(AT_JT_throws,
- -1, [],
- 0, [],
- 1, [[%initial-action {if (true) throw new ClassNotFoundException();}]],
- 2, [[%initial-action {if (true) throw new InstantiationException();}]])])
+ -1, [],
+ 0, [],
+ 1, [[%initial-action {if (true) throw new ClassNotFoundException();}]],
+ 2, [[%initial-action {if (true) throw new InstantiationException();}]])])
m4_define([AT_JT_parse_action], [m4_case(AT_JT_throws,
- -1, [],
- 0, [],
- 1, [[throw new ClassNotFoundException();]],
- 2, [[throw new ClassNotFoundException();]])])
+ -1, [],
+ 0, [],
+ 1, [[throw new ClassNotFoundException();]],
+ 2, [[throw new ClassNotFoundException();]])])
m4_for([AT_JT_lexer], 0, 1, 1,
[m4_for([AT_JT_lex_throws], -1, 2, 1,
[m4_for([AT_JT_throws], -1, 2, 1,
[m4_if(AT_JT_lexer, 0,
- [AT_CHECK_JAVA_MINIMAL([
+ [AT_CHECK_JAVA_MINIMAL([
AT_JT_throws_define
AT_JT_lex_throws_define
AT_JT_initial_action],
[AT_JT_parse_action])],
- [AT_CHECK_JAVA_MINIMAL_W_LEXER([
+ [AT_CHECK_JAVA_MINIMAL_W_LEXER([
AT_JT_throws_define
AT_JT_lex_throws_define
AT_JT_initial_action],
AT_CLEANUP
-# --------------------------------------------- #
-# Java stype, position_class and location_class #
-# --------------------------------------------- #
+# ------------------------------------- #
+# Java constructor init and init_throws #
+# ------------------------------------- #
-AT_SETUP([Java stype, position_class and location_class])
+AT_SETUP([Java constructor init and init_throws])
AT_CHECK_JAVA_MINIMAL([[
-%define stype "java.awt.Color"
+%define extends {Thread}
+%code init { super("Test Thread"); if (true) throw new InterruptedException(); }
+%define init_throws {InterruptedException}
+%lex-param {int lex_param}]])
+AT_CHECK([[grep -q 'super("Test Thread"); if (true) throw new InterruptedException();' YYParser.java]])
+
+AT_CHECK_JAVA_MINIMAL_W_LEXER([[
+%define extends {Thread}
+%code init { super("Test Thread"); if (true) throw new InterruptedException(); }
+%define init_throws {InterruptedException}]], [], [[return EOF;]])
+AT_CHECK([[grep -q 'super("Test Thread"); if (true) throw new InterruptedException();' YYParser.java]])
+
+AT_CLEANUP
+
+
+# ------------------------------------------ #
+# Java value, position, and location types. #
+# ------------------------------------------ #
+
+AT_SETUP([Java value, position, and location types])
+
+AT_CHECK_JAVA_MINIMAL([[
+%define api.value.type {java.awt.Color}
%type<java.awt.Color> start;
-%define location_type "MyLoc"
-%define position_type "MyPos"
+%define api.location.type {MyLoc}
+%define api.position.type {MyPos}
%code { class MyPos {} }]], [[$$ = $<java.awt.Color>1;]], [[MyPos]])
AT_CHECK([[grep 'java.awt.Color' YYParser.java]], [0], [ignore])
AT_CHECK([[$EGREP -v ' */?\*' YYParser.java | grep 'Position']], [1], [ignore])
AT_CHECK([[$EGREP -v ' */?\*' YYParser.java | grep 'Location']], [1], [ignore])
AT_CHECK_JAVA_MINIMAL_W_LEXER([[
-%define stype "java.awt.Color"
+%define api.value.type {java.awt.Color}
%type<java.awt.Color> start;
-%define location_type "MyLoc"
-%define position_type "MyPos"
+%define api.location.type {MyLoc}
+%define api.position.type {MyPos}
%code { class MyPos {} }]], [], [[return EOF;]], [],
[[$$ = $<java.awt.Color>1;]],
[[java.awt.Color]], [[MyPos]], [[MyLoc]])
AT_CHECK([[$EGREP -v ' */?\*' YYParser.java | grep 'Location']], [1], [ignore])
AT_CLEANUP
+
+
+# ----------------------------------------------- #
+# Java syntax error handling without error token. #
+# ----------------------------------------------- #
+
+AT_SETUP([Java syntax error handling without error token])
+
+AT_DATA([[YYParser.y]], [[%language "Java"
+
+%lex-param { String s }
+
+%code imports {
+ import java.io.IOException;
+}
+
+%code lexer {
+ String Input;
+ int Position;
+
+ public YYLexer (String s)
+ {
+ Input = s;
+ Position = 0;
+ }
+
+ public void yyerror (String s)
+ {
+ System.err.println (s);
+ }
+
+ public Object getLVal ()
+ {
+ return null;
+ }
+
+ public int yylex () throws IOException
+ {
+ if (Position >= Input.length ())
+ return EOF;
+ else
+ return Input.charAt (Position++);
+ }
+}
+
+%code {
+ public static void main (String args []) throws IOException
+ {
+ YYParser p = new YYParser (args [0]);
+ p.parse ();
+ }
+}
+%%
+input:
+ 'a' 'a'
+;
+]])
+AT_BISON_CHECK([[YYParser.y]])
+AT_JAVA_COMPILE([[YYParser.java]])
+AT_JAVA_PARSER_CHECK([[YYParser aa]], [[0]], [[]], [[]])
+AT_JAVA_PARSER_CHECK([[YYParser ab]], [[0]], [[]], [[syntax error
+]])
+AT_JAVA_PARSER_CHECK([[YYParser ba]], [[0]], [[]], [[syntax error
+]])
+
+AT_CLEANUP