X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/bfb0787482aa29080973a79ca0e388f091a4b7c4..d0d3313d10a28aa6fe77f158d61b84424aa9b3ce:/tests/calc.at?ds=sidebyside diff --git a/tests/calc.at b/tests/calc.at index a8756206..e4cb07f1 100644 --- a/tests/calc.at +++ b/tests/calc.at @@ -1,11 +1,19 @@ -# -*- Autoconf -*- - -cat <. ## ---------------------------------------------------- ## ## Compile the grammar described in the documentation. ## @@ -17,273 +25,495 @@ EOF # ------------------------- # -# _AT_DATA_CALC_Y($1, $2, $3, [CPP-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 -# you should call it with $1, $2, and $3 as arguments, which is what -# AT_DATA_CALC_Y does. -AT_DEFINE([_AT_DATA_CALC_Y], -[ifelse([$1$2$3], - $[1]$[2]$[3], [], - [errprint([$0: Invalid arguments: $@ -])m4exit(1)])dnl -AT_DATA([calc.y], -[[/* Infix notation calculator--calc */ - -%{ -#include -#include -#include -]$4[ +# _AT_DATA_CALC_Y($1, $2, $3, [BISON-DIRECTIVES]) +# ----------------------------------------------- +# Produce `calc.y' and, if %defines was specified, `calc-lex.c' or +# `calc-lex.cc'. +# +# 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_CALC_Y does. +# +# When %defines is not passed, generate a single self-contained file. +# Otherwise, generate three: calc.y with the parser, calc-lex.c with +# the scanner, and calc-main.c with "main()". This is in order to +# stress the use of the generated parser header. To avoid code +# duplication, AT_CALC_LEX and AT_CALC_MAIN contain the body of these +# two later files. +m4_define([_AT_DATA_CALC_Y], +[m4_if([$1$2$3], $[1]$[2]$[3], [], + [m4_fatal([$0: Invalid arguments: $@])])dnl + +m4_pushdef([AT_CALC_MAIN], +[#include +#if HAVE_UNISTD_H +# include +#else +# undef alarm +# define alarm(seconds) /* empty */ +#endif -static int power (int base, int exponent); -static void yyerror (const char *s); -static int yylex (void); -extern void perror (const char *s); -%} +AT_SKEL_CC_IF([[ +/* A C++ ]AT_NAME_PREFIX[parse that simulates the C signature. */ +int +]AT_NAME_PREFIX[parse (]AT_PARAM_IF([semantic_value *result, int *count]))[ +{ + ]AT_NAME_PREFIX[::parser parser]AT_PARAM_IF([ (result, count)])[; +#if ]AT_API_PREFIX[DEBUG + parser.set_debug_level (1); +#endif + return parser.parse (); +} +]])[ -/* BISON Declarations */ -%token NUM +semantic_value global_result = 0; +int global_count = 0; -%nonassoc '=' /* comparison */ -%left '-' '+' -%left '*' '/' -%left NEG /* negation--unary minus */ -%right '^' /* exponentiation */ +/* A C main function. */ +int +main (int argc, const char **argv) +{ + semantic_value result = 0; + int count = 0; + int status; -/* Grammar follows */ -%% -input: - /* empty string */ -| input line -; + /* This used to be alarm (10), but that isn't enough time for + a July 1995 vintage DEC Alphastation 200 4/100 system, + according to Nelson H. F. Beebe. 100 seconds is enough. */ + alarm (100); -line: - '\n' -| exp '\n' -; + if (argc == 2) + input = fopen (argv[1], "r"); + else + input = stdin; -exp: - NUM { $$ = $1; } -| exp '=' exp - { - if ($1 != $3) - printf ("calc: error: %d != %d\n", $1, $3); - $$ = $1 == $3; - } -| exp '+' exp { $$ = $1 + $3; } -| exp '-' exp { $$ = $1 - $3; } -| exp '*' exp { $$ = $1 * $3; } -| exp '/' exp { $$ = $1 / $3; } -| '-' exp %prec NEG { $$ = -$2; } -| exp '^' exp { $$ = power ($1, $3); } -| '(' exp ')' { $$ = $2; } -; -%% -/* The input. */ -FILE *yyin; + if (!input) + { + perror (argv[1]); + return 3; + } -static void -yyerror (const char *s) -{ -#ifdef YYLSP_NEEDED - fprintf (stderr, "%d.%d:%d.%d: ", - yylloc.first_line, yylloc.first_column, - yylloc.last_line, yylloc.last_column); -#endif - fprintf (stderr, "%s\n", s); +]AT_SKEL_CC_IF([], [m4_bmatch([$4], [%debug], +[ ]AT_NAME_PREFIX[debug = 1;])])[ + status = ]AT_NAME_PREFIX[parse (]AT_PARAM_IF([[&result, &count]])[); + if (fclose (input)) + perror ("fclose"); + assert (global_result == result); + assert (global_count == count); + return status; } +]]) + + +m4_pushdef([AT_CALC_LEX], +[[#include +]AT_YYLEX_DECLARE_EXTERN[ +static int get_char (]AT_YYLEX_FORMALS[); +static void unget_char (]AT_YYLEX_PRE_FORMALS[ int c); + +]AT_LOCATION_IF([ +static AT_YYLTYPE last_yylloc; +])[ static int -yygetc () +get_char (]AT_YYLEX_FORMALS[) { - int res = getc (yyin); -#ifdef YYLSP_NEEDED + int res = getc (input); + ]AT_USE_LEX_ARGS[; +]AT_LOCATION_IF([ + last_yylloc = AT_LOC; if (res == '\n') { - yylloc.last_line++; - yylloc.last_column = 0; + AT_LOC_LAST_LINE++; + AT_LOC_LAST_COLUMN = 1; } else - yylloc.last_column++; -#endif + AT_LOC_LAST_COLUMN++; +])[ return res; } - static void -yyungetc (int c) +unget_char (]AT_YYLEX_PRE_FORMALS[ int c) { -#ifdef YYLSP_NEEDED + ]AT_USE_LEX_ARGS[; +]AT_LOCATION_IF([ /* Wrong when C == `\n'. */ - yylloc.last_column--; -#endif - ungetc (c, yyin); + AT_LOC = last_yylloc; +])[ + ungetc (c, input); } static int -read_signed_integer (void) +read_signed_integer (]AT_YYLEX_FORMALS[) { - int c = yygetc (); + int c = get_char (]AT_YYLEX_ARGS[); int sign = 1; int n = 0; + ]AT_USE_LEX_ARGS[; if (c == '-') { - c = yygetc (); + c = get_char (]AT_YYLEX_ARGS[); sign = -1; } while (isdigit (c)) { n = 10 * n + (c - '0'); - c = yygetc (); + c = get_char (]AT_YYLEX_ARGS[); } - yyungetc (c); + unget_char (]AT_YYLEX_PRE_ARGS[ c); return sign * n; } - /*---------------------------------------------------------------. | Lexical analyzer returns an integer on the stack and the token | | NUM, or the ASCII character read if not a number. Skips all | | blanks and tabs, returns 0 for EOF. | `---------------------------------------------------------------*/ -static int -yylex (void) +]AT_YYLEX_PROTOTYPE[ { + static int init = 1; int c; -#ifdef YYLSP_NEEDED - yylloc.first_column = yylloc.last_column; - yylloc.first_line = yylloc.last_line; -#endif + if (init) + { + init = 0; +]AT_LOCATION_IF([ + AT_LOC_LAST_COLUMN = 1; + AT_LOC_LAST_LINE = 1; +])[ + } - /* Skip white space. */ - while ((c = yygetc ()) == ' ' || c == '\t') + /* Skip current token, then white spaces. */ + do { -#ifdef YYLSP_NEEDED - yylloc.first_column = yylloc.last_column; - yylloc.first_line = yylloc.last_line; -#endif +]AT_LOCATION_IF( +[ AT_LOC_FIRST_COLUMN = AT_LOC_LAST_COLUMN; + AT_LOC_FIRST_LINE = AT_LOC_LAST_LINE; +])[ } + while ((c = get_char (]AT_YYLEX_ARGS[)) == ' ' || c == '\t'); /* process numbers */ if (c == '.' || isdigit (c)) { - yyungetc (c); - yylval = read_signed_integer (); + unget_char (]AT_YYLEX_PRE_ARGS[ c); + ]AT_VAL[.ival = read_signed_integer (]AT_YYLEX_ARGS[); return NUM; } /* Return end-of-file. */ if (c == EOF) - return 0; + return CALC_EOF; /* Return single chars. */ return c; } +]]) + +AT_DATA_GRAMMAR([calc.y], +[[/* Infix notation calculator--calc */ +]$4 +AT_SKEL_CC_IF( +[%define global_tokens_and_yystype])[ +%code requires +{ +]AT_LOCATION_TYPE_IF([[ +# include + struct Point + { + int l; + int c; + }; + + struct Span + { + Point first; + Point last; + }; + +# define YYLLOC_DEFAULT(Current, Rhs, N) \ + do \ + if (N) \ + { \ + (Current).first = YYRHSLOC (Rhs, 1).first; \ + (Current).last = YYRHSLOC (Rhs, N).last; \ + } \ + else \ + { \ + (Current).first = (Current).last = YYRHSLOC (Rhs, 0).last; \ + } \ + while (false) + +]])[ + /* Exercise pre-prologue dependency to %union. */ + typedef int semantic_value; +} + +/* Exercise %union. */ +%union +{ + semantic_value ival; +}; + +%code provides +{ + #include + /* The input. */ + extern FILE *input; + extern semantic_value global_result; + extern int global_count; +} + +%code +{ +#include +#include +#define USE(Var) + +FILE *input; +static int power (int base, int exponent); + +]AT_SKEL_CC_IF(, +[static void yyerror (AT_YYERROR_ARG_LOC_IF([AT_YYLTYPE *llocp, ]) + AT_PARAM_IF([semantic_value *result, int *count, ]) + const char *s + );])[ +]AT_YYLEX_DECLARE_EXTERN[ +} + +]AT_SKEL_CC_IF([AT_LOCATION_TYPE_IF([], [ +/* The lalr1.cc skeleton, for backward compatibility, defines + a constructor for position that initializes the filename. The + glr.cc skeleton does not (and in fact cannot: location/position + are stored in a union, from which objects with constructors are + excluded in C++. */ +%initial-action { + @$.initialize (); +} +])])[ + +/* Bison Declarations */ +%token CALC_EOF 0 "end of input" +%token NUM "number" +%type exp + +%nonassoc '=' /* comparison */ +%left '-' '+' +%left '*' '/' +%left NEG /* negation--unary minus */ +%right '^' /* exponentiation */ + +/* Grammar follows */ +%% +input: + line +| input line { ]AT_PARAM_IF([++*count; ++global_count;])[ } +; + +line: + '\n' +| exp '\n' { ]AT_PARAM_IF([*result = global_result = $1], [USE ($1)])[; } +; + +exp: + NUM { $$ = $1; } +| exp '=' exp + { + if ($1 != $3) + fprintf (stderr, "calc: error: %d != %d\n", $1, $3); + $$ = $1; + } +| exp '+' exp { $$ = $1 + $3; } +| exp '-' exp { $$ = $1 - $3; } +| exp '*' exp { $$ = $1 * $3; } +| exp '/' exp { $$ = $1 / $3; } +| '-' exp %prec NEG { $$ = -$2; } +| exp '^' exp { $$ = power ($1, $3); } +| '(' exp ')' { $$ = $2; } +| '(' error ')' { $$ = 1111; yyerrok; } +| '!' { $$ = 0; YYERROR; } +| '-' error { $$ = 0; YYERROR; } +; +%% static int power (int base, int exponent) { int res = 1; - if (exponent < 0) - exit (1); + assert (0 <= exponent); for (/* Niente */; exponent; --exponent) res *= base; return res; } -int -main (int argn, const char **argv) +]AT_SKEL_CC_IF( +[AT_LOCATION_TYPE_IF([[ + std::ostream& + operator<< (std::ostream& o, const Span& s) + { + o << s.first.l << '.' << s.first.c; + if (s.first.l != s.last.l) + o << '-' << s.last.l << '.' << s.last.c - 1; + else if (s.first.c != s.last.c - 1) + o << '-' << s.last.c - 1; + return o; + } +]]) +AT_YYERROR_DEFINE], +[/* A C error reporting function. */ +static void +yyerror (AT_YYERROR_ARG_LOC_IF([AT_YYLTYPE *llocp, ]) + AT_PARAM_IF([semantic_value *result, int *count, ]) + const char *s) { - if (argn == 2) - yyin = fopen (argv[1], "r"); - else - yyin = stdin; - - if (!stdin) - { - perror (argv[1]); - exit (1); - } +AT_PARAM_IF([(void) result; (void) count;]) +AT_YYERROR_SEES_LOC_IF([ + fprintf (stderr, "%d.%d", + AT_LOC_FIRST_LINE, AT_LOC_FIRST_COLUMN); + if (AT_LOC_FIRST_LINE != AT_LOC_LAST_LINE) + fprintf (stderr, "-%d.%d", + AT_LOC_LAST_LINE, AT_LOC_LAST_COLUMN - 1); + else if (AT_LOC_FIRST_COLUMN != AT_LOC_LAST_COLUMN - 1) + fprintf (stderr, "-%d", + AT_LOC_LAST_COLUMN - 1); + fprintf (stderr, ": ");]) + fprintf (stderr, "%s\n", s); +}])[ -#if YYDEBUG - yydebug = 1; -#endif -#ifdef YYLSP_NEEDED - yylloc.last_column = 0; - yylloc.last_line = 1; -#endif - yyparse (); - return 0; -} +]AT_DEFINES_IF([], +[AT_CALC_LEX +AT_CALC_MAIN])[ ]]) + +AT_DEFINES_IF([AT_DATA_SOURCE([[calc-lex.c]AT_SKEL_CC_IF([[c]])], +[[#include "calc.h]AT_SKEL_CC_IF([[h]])[" + +]AT_CALC_LEX]) +AT_DATA_SOURCE([[calc-main.c]AT_SKEL_CC_IF([[c]])], +[[#include "calc.h]AT_SKEL_CC_IF([[h]])[" + +]AT_CALC_MAIN]) +]) +m4_popdef([AT_CALC_MAIN]) +m4_popdef([AT_CALC_LEX]) ])# _AT_DATA_CALC_Y # AT_DATA_CALC_Y([BISON-OPTIONS]) # ------------------------------- -# Produce `calc.y'. -AT_DEFINE([AT_DATA_CALC_Y], -[_AT_DATA_CALC_Y($[1], $[2], $[3], - [ifelse(regexp([$1], [--yyerror-verbose]), - [-1], [], - [[#define YYERROR_VERBOSE]])])]) +# Produce `calc.y' and, if %defines was specified, `calc-lex.c' or +# `calc-lex.cc'. +m4_define([AT_DATA_CALC_Y], +[_AT_DATA_CALC_Y($[1], $[2], $[3], [$1]) +]) -# _AT_CHECK_CALC(BISON-OPTIONS, INPUT) -# ------------------------------------ -# Run `calc' on INPUT and expect no STDOUT nor STDERR. -# If `--debug' is passed to bison, discard all the debugging traces -# preserving only the `parse errors'. Note that since there should be -# none, the `grep' will fail with exit status 1. -AT_DEFINE([_AT_CHECK_CALC], -[ifelse(regexp([$1], [--debug]), - [-1], - [AT_CHECK([echo "$2" | calc], - [0], [], [])], - [AT_CHECK([echo "$2" | calc 2>&1 >/dev/null | grep 'parse error' >&2], - [1], [], [])])]) - - -# _AT_CHECK_CALC_ERROR(BISON-OPTIONS, INPUT, -# [ERROR-LOCATION], [IF-YYERROR-VERBOSE]) -# ------------------------------------------------------------ -# Run `calc' on INPUT, and expect STDERR. -AT_DEFINE([_AT_CHECK_CALC_ERROR], -[AT_CHECK([echo "$2" | calc 2>&1 >/dev/null | grep 'parse error' >&2], 0, - [], -[ifelse(regexp([$1], [--location]), - [-1], [], [$3: ])[]dnl -parse error[]dnl -ifelse(regexp([$1], [--yyerror-verbose]), - [-1], [], [$4])[]dnl - -])]) - - -# AT_CHECK_CALC([BISON-OPTIONS], [PARSER-EXPECTED-STDERR]) +# _AT_CHECK_CALC(BISON-OPTIONS, INPUT, [NUM-STDERR-LINES]) # -------------------------------------------------------- +# Run `calc' on INPUT and expect no STDOUT nor STDERR. +# +# If BISON-OPTIONS contains `%debug' but not `%glr-parser', then +# +# NUM-STDERR-LINES is the number of expected lines on stderr. +# Currently this is ignored, though, since the output format is fluctuating. +# +# We don't count GLR's traces yet, since its traces are somewhat +# different from LALR's. +m4_define([_AT_CHECK_CALC], +[AT_DATA([[input]], +[[$2 +]]) +AT_PARSER_CHECK([./calc input], 0, [], [stderr]) +]) + + +# _AT_CHECK_CALC_ERROR(BISON-OPTIONS, EXIT-STATUS, INPUT, +# [NUM-STDERR-LINES], +# [VERBOSE-AND-LOCATED-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. +# +# NUM-STDERR-LINES is the number of expected lines on stderr. +# Currently this is ignored, though, since the output format is fluctuating. +# +# If BISON-OPTIONS contains `%location', then make sure the ERROR-LOCATION +# is correctly output on stderr. +# +# If BISON-OPTIONS contains `%error-verbose', then make sure the +# IF-YYERROR-VERBOSE message is properly output after `syntax error, ' +# on STDERR. +# +# If BISON-OPTIONS contains `%debug' but not `%glr', then NUM-STDERR-LINES +# is the number of expected lines on stderr. +m4_define([_AT_CHECK_CALC_ERROR], +[m4_bmatch([$3], [^/], + [AT_PARSER_CHECK([./calc $3], $2, [], [stderr])], + [AT_DATA([[input]], +[[$3 +]]) +AT_PARSER_CHECK([./calc input], $2, [], [stderr])]) + +# Normalize the observed and expected error messages, depending upon the +# options. +# 1. Remove the traces from observed. +sed '/^Starting/d +/^Entering/d +/^Stack/d +/^Reading/d +/^Reducing/d +/^Return/d +/^Shifting/d +/^state/d +/^Cleanup:/d +/^Error:/d +/^Next/d +/^Now/d +/^Discarding/d +/ \$[[0-9$]]* = /d +/^yydestructor:/d' stderr >at-stderr +mv at-stderr stderr +# 2. Create the reference error message. +AT_DATA([[expout]], +[$5 +]) +# 3. If locations are not used, remove them. +AT_YYERROR_SEES_LOC_IF([], +[[sed 's/^[-0-9.]*: //' expout >at-expout +mv at-expout expout]]) +# 4. 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]]) +# 5. Check +AT_CHECK([cat stderr], 0, [expout]) +]) + + +# AT_CHECK_CALC([BISON-OPTIONS]) +# ------------------------------ # Start a testing chunk which compiles `calc' grammar with # BISON-OPTIONS, and performs several tests over the parser. -AT_DEFINE([AT_CHECK_CALC], -[# We use integers to avoid dependencies upon the precision of doubles. +m4_define([AT_CHECK_CALC], +[m4_ifval([$2], [m4_fatal([$0: expected a single argument])]) + +# We use integers to avoid dependencies upon the precision of doubles. AT_SETUP([Calculator $1]) -AT_DATA_CALC_Y([$1]) +AT_BISON_OPTION_PUSHDEFS([$1]) -# Specify the output files to avoid problems on different file systems. -AT_CHECK([bison calc.y -o calc.c patsubst([$1], [--yyerror-verbose])], - [0], [], []) -AT_CHECK([$CC $CFLAGS calc.c -o calc], 0, [], []) +AT_DATA_CALC_Y([$1]) +AT_FULL_COMPILE([calc], AT_DEFINES_IF([[lex], [main]])) # Test the priorities. _AT_CHECK_CALC([$1], @@ -299,51 +529,210 @@ _AT_CHECK_CALC([$1], 1 - (2 - 3) = 2 2^2^3 = 256 -(2^2)^3 = 64], [$2]) - -# Some parse errors. -_AT_CHECK_CALC_ERROR([$1], [+1], - [1.0:1.1], - [, unexpected `'+'']) -_AT_CHECK_CALC_ERROR([$1], [1//2], - [1.2:1.3], - [, unexpected `'/'', expecting `NUM' or `'-'' or `'('']) -_AT_CHECK_CALC_ERROR([$1], [error], - [1.0:1.1], - [, unexpected `$undefined.']) -_AT_CHECK_CALC_ERROR([$1], [1 = 2 = 3], - [1.6:1.7], - [, unexpected `'='']) -_AT_CHECK_CALC_ERROR([$1], +(2^2)^3 = 64], + [842]) + +# Some syntax errors. +_AT_CHECK_CALC_ERROR([$1], [1], [0 0], [15], + [1.3: syntax error, unexpected number]) +_AT_CHECK_CALC_ERROR([$1], [1], [1//2], [20], + [1.3: syntax error, unexpected '/', expecting number or '-' or '(' or '!']) +_AT_CHECK_CALC_ERROR([$1], [1], [error], [5], + [1.1: syntax error, unexpected $undefined]) +_AT_CHECK_CALC_ERROR([$1], [1], [1 = 2 = 3], [30], + [1.7: syntax error, unexpected '=']) +_AT_CHECK_CALC_ERROR([$1], [1], [ +1], - [2.0:2.1], - [, unexpected `'+'']) - -AT_CLEANUP(calc calc.c calc.h calc.output) + [20], + [2.1: syntax error, unexpected '+']) +# Exercise error messages with EOF: work on an empty file. +_AT_CHECK_CALC_ERROR([$1], [1], [/dev/null], [4], + [1.1: syntax error, unexpected end of input]) + +# Exercise the error token: without it, we die at the first error, +# hence be sure to +# +# - have several errors which exercise different shift/discardings +# - (): nothing to pop, nothing to discard +# - (1 + 1 + 1 +): a lot to pop, nothing to discard +# - (* * *): nothing to pop, a lot to discard +# - (1 + 2 * *): some to pop and discard +# +# - 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_CALC_ERROR([$1], [0], + [() + (1 + 1 + 1 +) + (* * *) + (1 * 2 * *) = 1], + [250], +[1.2: syntax error, unexpected ')', expecting number or '-' or '(' or '!' +1.18: syntax error, unexpected ')', expecting number or '-' or '(' or '!' +1.23: syntax error, unexpected '*', expecting number or '-' or '(' or '!' +1.41: syntax error, unexpected '*', expecting number or '-' or '(' or '!' +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_CALC_ERROR([$1], [0], [(!) + (0 0) = 1], [102], +[1.10: syntax error, unexpected number +calc: error: 2222 != 1]) +_AT_CHECK_CALC_ERROR([$1], [0], [(- *) + (0 0) = 1], [113], +[1.4: syntax error, unexpected '*', expecting number or '-' or '(' or '!' +1.12: syntax error, unexpected number +calc: error: 2222 != 1]) + +# Check that yyerrok works properly: second error is not reported, +# third and fourth are. Parse status is succesfull. +_AT_CHECK_CALC_ERROR([$1], [0], [(* *) + (*) + (*)], [113], +[1.2: syntax error, unexpected '*', expecting number or '-' or '(' or '!' +1.10: syntax error, unexpected '*', expecting number or '-' or '(' or '!' +1.16: syntax error, unexpected '*', expecting number or '-' or '(' or '!']) + +AT_BISON_OPTION_POPDEFS + +AT_CLEANUP ])# AT_CHECK_CALC -# ------------------ # -# Test the parsers. # -# ------------------ # +# ------------------------ # +# Simple LALR Calculator. # +# ------------------------ # + +AT_BANNER([[Simple LALR(1) Calculator.]]) + +# AT_CHECK_CALC_LALR([BISON-OPTIONS]) +# ----------------------------------- +# Start a testing chunk which compiles `calc' grammar with +# BISON-OPTIONS, and performs several tests over the parser. +m4_define([AT_CHECK_CALC_LALR], +[AT_CHECK_CALC($@)]) + +AT_CHECK_CALC_LALR() + +AT_CHECK_CALC_LALR([%defines]) +AT_CHECK_CALC_LALR([%locations]) + +AT_CHECK_CALC_LALR([%name-prefix="calc"]) dnl test deprecated `=' +AT_CHECK_CALC_LALR([%verbose]) +AT_CHECK_CALC_LALR([%yacc]) +AT_CHECK_CALC_LALR([%error-verbose]) + +AT_CHECK_CALC_LALR([%define api.pure %locations]) +AT_CHECK_CALC_LALR([%define api.push-pull both %define api.pure %locations]) +AT_CHECK_CALC_LALR([%error-verbose %locations]) + +AT_CHECK_CALC_LALR([%error-verbose %locations %defines %name-prefix "calc" %verbose %yacc]) +AT_CHECK_CALC_LALR([%error-verbose %locations %defines %define api.prefix "calc" %verbose %yacc]) + +AT_CHECK_CALC_LALR([%debug]) +AT_CHECK_CALC_LALR([%error-verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc]) +AT_CHECK_CALC_LALR([%error-verbose %debug %locations %defines %define api.prefix "calc" %verbose %yacc]) + +AT_CHECK_CALC_LALR([%define api.pure %error-verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc]) +AT_CHECK_CALC_LALR([%define api.push-pull both %define api.pure %error-verbose %debug %locations %defines %define api.prefix "calc" %verbose %yacc]) + +AT_CHECK_CALC_LALR([%define api.pure %error-verbose %debug %locations %defines %define api.prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}]) + + +# ----------------------- # +# Simple GLR Calculator. # +# ----------------------- # + +AT_BANNER([[Simple GLR Calculator.]]) + +# AT_CHECK_CALC_GLR([BISON-OPTIONS]) +# ---------------------------------- +# Start a testing chunk which compiles `calc' grammar with +# BISON-OPTIONS and %glr-parser, and performs several tests over the parser. +m4_define([AT_CHECK_CALC_GLR], +[AT_CHECK_CALC([%glr-parser] $@)]) + + +AT_CHECK_CALC_GLR() + +AT_CHECK_CALC_GLR([%defines]) +AT_CHECK_CALC_GLR([%locations]) +AT_CHECK_CALC_GLR([%name-prefix "calc"]) +AT_CHECK_CALC_GLR([%define api.prefix "calc"]) +AT_CHECK_CALC_GLR([%verbose]) +AT_CHECK_CALC_GLR([%yacc]) +AT_CHECK_CALC_GLR([%error-verbose]) + +AT_CHECK_CALC_GLR([%define api.pure %locations]) +AT_CHECK_CALC_GLR([%error-verbose %locations]) + +AT_CHECK_CALC_GLR([%error-verbose %locations %defines %name-prefix "calc" %verbose %yacc]) + +AT_CHECK_CALC_GLR([%debug]) +AT_CHECK_CALC_GLR([%error-verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc]) +AT_CHECK_CALC_GLR([%error-verbose %debug %locations %defines %define api.prefix "calc" %verbose %yacc]) + +AT_CHECK_CALC_GLR([%define api.pure %error-verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc]) + +AT_CHECK_CALC_GLR([%define api.pure %error-verbose %debug %locations %defines %name-prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}]) +AT_CHECK_CALC_GLR([%define api.pure %error-verbose %debug %locations %defines %define api.prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}]) + + +# ----------------------------- # +# Simple LALR1 C++ Calculator. # +# ----------------------------- # + +AT_BANNER([[Simple LALR(1) C++ Calculator.]]) + +# First let's try using %skeleton +AT_CHECK_CALC([%skeleton "lalr1.cc" %defines %locations]) -AT_CHECK_CALC() -# This one is very suspicious. The test fails, but it might be normal. -AT_CHECK_CALC([--raw]) +# AT_CHECK_CALC_LALR1_CC([BISON-OPTIONS]) +# --------------------------------------- +# Start a testing chunk which compiles `calc' grammar with +# the C++ skeleton, and performs several tests over the parser. +m4_define([AT_CHECK_CALC_LALR1_CC], +[AT_CHECK_CALC([%language "C++" %defines %locations] $@)]) + +AT_CHECK_CALC_LALR1_CC([]) +AT_CHECK_CALC_LALR1_CC([%define location_type Span]) +AT_CHECK_CALC_LALR1_CC([%error-verbose %name-prefix "calc" %verbose %yacc]) +AT_CHECK_CALC_LALR1_CC([%error-verbose %define api.prefix "calc" %verbose %yacc]) +AT_CHECK_CALC_LALR1_CC([%error-verbose %debug %name-prefix "calc" %verbose %yacc]) + +AT_CHECK_CALC_LALR1_CC([%pure-parser %error-verbose %debug %define api.prefix "calc" %verbose %yacc]) + +AT_CHECK_CALC_LALR1_CC([%pure-parser %error-verbose %debug %name-prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}]) +AT_CHECK_CALC_LALR1_CC([%pure-parser %error-verbose %debug %define api.prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}]) + + + +# --------------------------- # +# Simple GLR C++ Calculator. # +# --------------------------- # + +AT_BANNER([[Simple GLR C++ Calculator.]]) + +# Again, we try also using %skeleton. +AT_CHECK_CALC([%skeleton "glr.cc" %defines %locations]) + +# AT_CHECK_CALC_GLR_CC([BISON-OPTIONS]) +# ------------------------------------- +# Start a testing chunk which compiles `calc' grammar with +# the GLR C++ skeleton, and performs several tests over the parser. +m4_define([AT_CHECK_CALC_GLR_CC], +[AT_CHECK_CALC([%language "C++" %glr-parser %defines %locations] $@)]) -AT_CHECK_CALC([--defines]) -AT_CHECK_CALC([--locations]) -AT_CHECK_CALC([--name-prefix=calc]) -AT_CHECK_CALC([--verbose]) -AT_CHECK_CALC([--yacc]) -AT_CHECK_CALC([--yyerror-verbose]) +AT_CHECK_CALC_GLR_CC([]) +AT_CHECK_CALC_GLR_CC([%define location_type Span]) +AT_CHECK_CALC_GLR_CC([%error-verbose %name-prefix "calc" %verbose %yacc]) +AT_CHECK_CALC_GLR_CC([%error-verbose %define api.prefix "calc" %verbose %yacc]) -AT_CHECK_CALC([--locations --yyerror-verbose]) +AT_CHECK_CALC_GLR_CC([%debug]) +AT_CHECK_CALC_GLR_CC([%error-verbose %debug %name-prefix "calc" %verbose %yacc]) -AT_CHECK_CALC([--defines --locations --name-prefix=calc --verbose --yacc --yyerror-verbose]) +AT_CHECK_CALC_GLR_CC([%pure-parser %error-verbose %debug %name-prefix "calc" %verbose %yacc]) -AT_CHECK_CALC([--debug]) -AT_CHECK_CALC([--debug --defines --locations --name-prefix=calc --verbose --yacc --yyerror-verbose]) +AT_CHECK_CALC_GLR_CC([%pure-parser %error-verbose %debug %name-prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}]) +AT_CHECK_CALC_GLR_CC([%pure-parser %error-verbose %debug %define api.prefix "calc" %verbose %yacc %parse-param {semantic_value *result} %parse-param {int *count}])