X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/1979121c96ed6ae55afd2e331b30345000afa780..630a021850386acaee461fccee27718577d0a799:/tests/java.at diff --git a/tests/java.at b/tests/java.at index 8ea47831..3f729260 100644 --- a/tests/java.at +++ b/tests/java.at @@ -1,6 +1,6 @@ # Java tests for simple calculator. -*- Autotest -*- -# Copyright (C) 2007, 2008 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 @@ -24,14 +24,15 @@ AT_BANNER([[Java Calculator.]]) # _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" @@ -53,11 +54,11 @@ AT_DATA([Calc.y], %token NUM "number" %type exp -%nonassoc '=' /* comparison */ +%nonassoc '=' /* comparison */ %left '-' '+' %left '*' '/' -%left NEG /* negation--unary minus */ -%right '^' /* exponentiation */ +%precedence NEG /* negation--unary minus */ +%right '^' /* exponentiation */ /* Grammar follows */ %% @@ -77,7 +78,7 @@ exp: | exp '=' exp { if ($1.intValue () != $3.intValue ()) - yyerror ("calc: error: " + $1 + " != " + $3); + yyerror (]AT_LOCATION_IF([[@$,]])[ "calc: error: " + $1 + " != " + $3); } | exp '+' exp { $$ = new Integer ($1.intValue () + $3.intValue ()); } | exp '-' exp { $$ = new Integer ($1.intValue () - $3.intValue ()); } @@ -113,30 +114,17 @@ class CalcLexer implements Calc.Lexer { } AT_LOCATION_IF([[ - Position yystartpos; - Position yyendpos = new Position (1); + Position yypos = new Position (1, 0); public Position getStartPos() { - return yystartpos; + return yypos; } public Position getEndPos() { - return yyendpos; - } - - public void yyerror (Calc.Location l, String s) - { - if (l == null) - System.err.println (s); - else - System.err.println (l.begin + ": " + s); - } -]], [[ - public void yyerror (String s) - { - System.err.println (s); + return yypos; } ]])[ + ]AT_YYERROR_DEFINE[ Integer yylval; @@ -146,13 +134,14 @@ AT_LOCATION_IF([[ public int yylex () throws IOException { int ttype = st.nextToken (); - ]AT_LOCATION_IF([[yystartpos = yyendpos;]])[ + ]AT_LOCATION_IF([[yypos = new Position (yypos.lineno (), + yypos.token () + 1);]])[ if (ttype == st.TT_EOF) return EOF; else if (ttype == st.TT_EOL) { - ]AT_LOCATION_IF([[yyendpos = new Position (yyendpos.lineno () + 1);]])[ + ]AT_LOCATION_IF([[yypos = new Position (yypos.lineno () + 1, 0);]])[ return (int) '\n'; } @@ -175,73 +164,58 @@ AT_LOCATION_IF([[ [ class Position { public int line; + public int token; public Position () { line = 0; + token = 0; } - public Position (int l) + public Position (int l, int t) { line = l; - } - - public long getHashCode () - { - return line; + token = t; } public boolean equals (Position l) { - return l.line == line; + return l.line == line && l.token == token; } public String toString () { - return Integer.toString (line); + return Integer.toString (line) + "." + Integer.toString(token); } public int lineno () { return line; } + + public int token () + { + return token; + } } ]]) +AT_BISON_OPTION_POPDEFS ])# _AT_DATA_JAVA_CALC_Y # AT_DATA_CALC_Y([BISON-OPTIONS]) -# ------------------------------------------------- -# Produce `calc.y'. +# ------------------------------- +# Produce 'calc.y'. m4_define([AT_DATA_JAVA_CALC_Y], [_AT_DATA_JAVA_CALC_Y($[1], $[2], $[3], [$1]) ]) - -# AT_JAVA_COMPILE(SOURCE) -# ----------------------- -# Compile SOURCES into Java class files. Skip the test if java or javac is -# not installed. -m4_define([AT_JAVA_COMPILE], -[AT_KEYWORDS(java) -AT_CHECK([test -n "$CONF_JAVA" || exit 77 -test -n "$CONF_JAVAC" || exit 77]) -AT_CHECK([$SHELL ../../../javacomp.sh $1], - 0, [ignore], [ignore])]) - - -# AT_JAVA_PARSER_CHECK(COMMAND, EXIT-STATUS, EXPOUT, EXPERR, [PRE]) -# ----------------------------------------------------------------- -m4_define([AT_JAVA_PARSER_CHECK], -[AT_CHECK([$5 $SHELL ../../../javaexec.sh $1], [$2], [$3], [$4])]) - - # _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. @@ -266,7 +240,7 @@ AT_DATA([[expout]], 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]]) @@ -275,8 +249,8 @@ AT_CHECK([cat stderr], 0, [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. @@ -313,19 +287,19 @@ AT_JAVA_PARSER_CHECK([Calc < input], 0, [], [stderr]) # Some syntax errors. _AT_CHECK_JAVA_CALC_ERROR([$1], [0 0], - [1: syntax error, unexpected number]) + [1.2: syntax error, unexpected number]) _AT_CHECK_JAVA_CALC_ERROR([$1], [1//2], - [1: syntax error, unexpected '/', expecting number or '-' or '(' or '!']) + [1.3: syntax error, unexpected '/', expecting number or '-' or '(' or '!']) _AT_CHECK_JAVA_CALC_ERROR([$1], [error], - [1: syntax error, unexpected $undefined]) + [1.1: syntax error, unexpected $undefined]) _AT_CHECK_JAVA_CALC_ERROR([$1], [1 = 2 = 3], - [1: syntax error, unexpected '=']) + [1.4: syntax error, unexpected '=']) _AT_CHECK_JAVA_CALC_ERROR([$1], [ +1], - [2: syntax error, unexpected '+']) + [2.1: syntax error, unexpected '+']) # Exercise error messages with EOF: work on an empty file. _AT_CHECK_JAVA_CALC_ERROR([$1], [/dev/null], - [1: syntax error, unexpected end of input]) + [1.1: syntax error, unexpected end of input]) # Exercise the error token: without it, we die at the first error, # hence be sure to @@ -336,30 +310,30 @@ _AT_CHECK_JAVA_CALC_ERROR([$1], [/dev/null], # - (* * *): 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 # first error is ")", which is needed to recover from the error and # produce the "0" that triggers the "0 != 1" error. # -_AT_CHECK_JAVA_CALC_ERROR([$1], +_AT_CHECK_JAVA_CALC_ERROR([$1], [() + (1 + 1 + 1 +) + (* * *) + (1 * 2 * *) = 1], -[1: syntax error, unexpected ')', expecting number or '-' or '(' or '!' -1: syntax error, unexpected ')', expecting number or '-' or '(' or '!' -1: syntax error, unexpected '*', expecting number or '-' or '(' or '!' -1: syntax error, unexpected '*', expecting number or '-' or '(' or '!' -calc: error: 4444 != 1]) +[1.2: syntax error, unexpected ')', expecting number or '-' or '(' or '!' +1.11: syntax error, unexpected ')', expecting number or '-' or '(' or '!' +1.14: syntax error, unexpected '*', expecting number or '-' or '(' or '!' +1.24: syntax error, unexpected '*', expecting number or '-' or '(' or '!' +1.1-1.27: calc: error: 4444 != 1]) # The same, but this time exercising explicitly triggered syntax errors. # POSIX says the lookahead causing the error should not be discarded. _AT_CHECK_JAVA_CALC_ERROR([$1], [(!) + (0 0) = 1], -[1: syntax error, unexpected number -calc: error: 2222 != 1]) +[1.7: syntax error, unexpected number +1.1-1.10: calc: error: 2222 != 1]) _AT_CHECK_JAVA_CALC_ERROR([$1], [(- *) + (0 0) = 1], -[1: syntax error, unexpected '*', expecting number or '-' or '(' or '!' -1: syntax error, unexpected number -calc: error: 2222 != 1]) +[1.3: syntax error, unexpected '*', expecting number or '-' or '(' or '!' +1.8: syntax error, unexpected number +1.1-1.11: calc: error: 2222 != 1]) AT_BISON_OPTION_POPDEFS AT_CLEANUP @@ -367,8 +341,8 @@ AT_CLEANUP # 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], @@ -420,21 +394,22 @@ AT_DATA([[YYParser.y]], [ %debug %error-verbose %token-table +%token END "end" $1 %% -start: "end" {$2}; +start: END {$2}; %% class m4_default([$3], [Position]) {} ]) AT_BISON_CHECK([[YYParser.y]]) -AT_CHECK([[grep -q '[mb]4_' YYParser.y]], [1]) +AT_CHECK([[grep '[mb]4_' YYParser.y]], [1], [ignore]) AT_JAVA_COMPILE([[YYParser.java]]) ]) # 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. @@ -459,7 +434,7 @@ m4_define([AT_CHECK_JAVA_MINIMAL_W_LEXER], { $3 } - + $4 }], [$5], [$7])]) @@ -469,14 +444,14 @@ m4_define([AT_CHECK_JAVA_MINIMAL_W_LEXER], # Check that YYParser.java contains exactly COUNT lines matching ^LINE$ # 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]) @@ -486,6 +461,9 @@ AT_CHECK_JAVA_GREP([[class YYParser]]) AT_CHECK_JAVA_MINIMAL([[%name-prefix "Prefix"]]) AT_CHECK_JAVA_GREP([[class PrefixParser]]) +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]]) @@ -495,9 +473,9 @@ AT_CHECK_JAVA_GREP([[package user_java_package;]]) AT_CLEANUP -# --------------------------- # -# Java parser class modifiers # -# --------------------------- # +# ----------------------------- # +# Java parser class modifiers. # +# ----------------------------- # AT_SETUP([Java parser class modifiers]) @@ -591,7 +569,7 @@ 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([[ *this.parse_param1 = parse_param1;]]) AT_CHECK_JAVA_MINIMAL([[ %parse-param {int parse_param1} @@ -599,8 +577,8 @@ AT_CHECK_JAVA_MINIMAL([[ 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([[ *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 () *]]) @@ -611,7 +589,7 @@ AT_CHECK_JAVA_MINIMAL_W_LEXER([[%parse-param {int parse_param1}]], 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([[ *this.parse_param1 = parse_param1;]], [2]) AT_CHECK_JAVA_MINIMAL_W_LEXER([[ %parse-param {int parse_param1} @@ -621,8 +599,8 @@ 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([[ *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) {}]]) @@ -647,8 +625,8 @@ 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([[.* = 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([[ *this.parse_param1 = parse_param1;]], [2]) +AT_CHECK_JAVA_GREP([[ *this.parse_param2 = parse_param2;]], [2]) AT_CLEANUP @@ -659,74 +637,74 @@ 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], @@ -764,32 +742,98 @@ AT_CHECK([[grep -q 'super("Test Thread"); if (true) throw new InterruptedExcepti AT_CLEANUP -# --------------------------------------------- # -# Java stype, position_class and location_class # -# --------------------------------------------- # +# ------------------------------------------ # +# Java value, position, and location types. # +# ------------------------------------------ # -AT_SETUP([Java stype, position_class and location_class]) +AT_SETUP([Java value, position, and location types]) AT_CHECK_JAVA_MINIMAL([[ -%define stype "java.awt.Color" +%define api.value.type "java.awt.Color" %type start; -%define location_type "MyLoc" -%define position_type "MyPos" +%define api.location.type "MyLoc" +%define api.position.type "MyPos" %code { class MyPos {} }]], [[$$ = $1;]], [[MyPos]]) -AT_CHECK([[grep -q 'java.awt.Color' YYParser.java]]) -AT_CHECK([[egrep -v ' */?\*' YYParser.java | grep -q 'Position']], [1]) -AT_CHECK([[egrep -v ' */?\*' YYParser.java | grep -q 'Location']], [1]) +AT_CHECK([[grep 'java.awt.Color' YYParser.java]], [0], [ignore]) +AT_CHECK([[$EGREP -v ' */?\*' YYParser.java | grep 'Position']], [1], [ignore]) +AT_CHECK([[$EGREP -v ' */?\*' YYParser.java | grep 'Location']], [1], [ignore]) AT_CHECK_JAVA_MINIMAL_W_LEXER([[ -%define stype "java.awt.Color" +%define api.value.type "java.awt.Color" %type start; -%define location_type "MyLoc" -%define position_type "MyPos" +%define api.location.type "MyLoc" +%define api.position.type "MyPos" %code { class MyPos {} }]], [], [[return EOF;]], [], [[$$ = $1;]], [[java.awt.Color]], [[MyPos]], [[MyLoc]]) -AT_CHECK([[grep -q 'java.awt.Color' YYParser.java]]) -AT_CHECK([[egrep -v ' */?\*' YYParser.java | grep -q 'Position']], [1]) -AT_CHECK([[egrep -v ' */?\*' YYParser.java | grep -q 'Location']], [1]) +AT_CHECK([[grep 'java.awt.Color' YYParser.java]], [0], [ignore]) +AT_CHECK([[$EGREP -v ' */?\*' YYParser.java | grep 'Position']], [1], [ignore]) +AT_CHECK([[$EGREP -v ' */?\*' YYParser.java | grep 'Location']], [1], [ignore]) + +AT_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