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1 | # Checking Push Parsing. -*- Autotest -*- | |
2 | ||
3 | # Copyright (C) 2007, 2009-2015 Free Software Foundation, Inc. | |
4 | ||
5 | # This program is free software: you can redistribute it and/or modify | |
6 | # it under the terms of the GNU General Public License as published by | |
7 | # the Free Software Foundation, either version 3 of the License, or | |
8 | # (at your option) any later version. | |
9 | # | |
10 | # This program is distributed in the hope that it will be useful, | |
11 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | # GNU General Public License for more details. | |
14 | # | |
15 | # You should have received a copy of the GNU General Public License | |
16 | # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
17 | ||
18 | AT_BANNER([[Push Parsing Tests]]) | |
19 | ||
20 | ## -------------------------------- ## | |
21 | ## Memory Leak for Early Deletion. ## | |
22 | ## -------------------------------- ## | |
23 | ||
24 | AT_SETUP([[Memory Leak for Early Deletion]]) | |
25 | ||
26 | # Requires Valgrind. | |
27 | AT_BISON_OPTION_PUSHDEFS | |
28 | AT_DATA_GRAMMAR([[input.y]], | |
29 | [[ | |
30 | %{ | |
31 | #include <assert.h> | |
32 | #include <stdio.h> | |
33 | #define YYINITDEPTH 1 | |
34 | ]AT_YYERROR_DECLARE[ | |
35 | %} | |
36 | ||
37 | %define api.pure | |
38 | %define api.push-pull push | |
39 | ||
40 | %% | |
41 | ||
42 | start: 'a' 'b' 'c' ; | |
43 | ||
44 | %% | |
45 | ||
46 | ]AT_YYERROR_DEFINE[ | |
47 | ||
48 | int | |
49 | main (void) | |
50 | { | |
51 | yypstate *ps; | |
52 | ||
53 | /* Make sure we don't try to free ps->yyss in this case. */ | |
54 | ps = yypstate_new (); | |
55 | yypstate_delete (ps); | |
56 | ||
57 | /* yypstate_delete used to leak ps->yyss if the stack was reallocated but the | |
58 | parse did not return on success, syntax error, or memory exhaustion. */ | |
59 | ps = yypstate_new (); | |
60 | assert (yypush_parse (ps, 'a', YY_NULLPTR) == YYPUSH_MORE); | |
61 | yypstate_delete (ps); | |
62 | ||
63 | ps = yypstate_new (); | |
64 | assert (yypush_parse (ps, 'a', YY_NULLPTR) == YYPUSH_MORE); | |
65 | assert (yypush_parse (ps, 'b', YY_NULLPTR) == YYPUSH_MORE); | |
66 | yypstate_delete (ps); | |
67 | ||
68 | return 0; | |
69 | } | |
70 | ]]) | |
71 | AT_BISON_OPTION_POPDEFS | |
72 | ||
73 | AT_BISON_CHECK([[-o input.c input.y]]) | |
74 | AT_COMPILE([[input]]) | |
75 | AT_PARSER_CHECK([[./input]]) | |
76 | ||
77 | AT_CLEANUP | |
78 | ||
79 | ## --------------------------- ## | |
80 | ## Multiple impure instances. ## | |
81 | ## --------------------------- ## | |
82 | ||
83 | AT_SETUP([[Multiple impure instances]]) | |
84 | ||
85 | m4_pushdef([AT_MULTIPLE_IMPURE_INSTANCES_CHECK], [ | |
86 | AT_BISON_OPTION_PUSHDEFS([%define api.push-pull $1]) | |
87 | AT_DATA_GRAMMAR([[input.y]], | |
88 | [[ | |
89 | %{ | |
90 | #include <assert.h> | |
91 | #include <stdio.h> | |
92 | ]AT_YYERROR_DECLARE[ | |
93 | ]m4_if([$1], [[both]], [AT_YYLEX_DECLARE([])])[ | |
94 | %} | |
95 | ||
96 | %define api.push-pull ]$1[ | |
97 | ||
98 | %% | |
99 | ||
100 | start: ; | |
101 | ||
102 | %% | |
103 | ]AT_YYERROR_DEFINE[ | |
104 | ]m4_if([$1], [[both]], [AT_YYLEX_DEFINE])[ | |
105 | ||
106 | int | |
107 | main (void) | |
108 | { | |
109 | int i; | |
110 | for (i = 0; i < 2; ++i) | |
111 | { | |
112 | yypstate *ps = yypstate_new (); | |
113 | assert (ps); | |
114 | assert (yypstate_new () == YY_NULLPTR); | |
115 | ]m4_if([$1], [[both]], [[assert (yyparse () == 2)]])[; | |
116 | yychar = 0; | |
117 | assert (yypush_parse (ps) == 0); | |
118 | assert (yypstate_new () == YY_NULLPTR); | |
119 | ]m4_if([$1], [[both]], [[assert (yyparse () == 2)]])[; | |
120 | yypstate_delete (ps); | |
121 | } | |
122 | ||
123 | return 0; | |
124 | } | |
125 | ]]) | |
126 | ||
127 | AT_BISON_CHECK([[-o input.c input.y]]) | |
128 | AT_COMPILE([[input]]) | |
129 | AT_PARSER_CHECK([[./input]]) | |
130 | AT_BISON_OPTION_POPDEFS | |
131 | ]) | |
132 | ||
133 | AT_MULTIPLE_IMPURE_INSTANCES_CHECK([[both]]) | |
134 | AT_MULTIPLE_IMPURE_INSTANCES_CHECK([[push]]) | |
135 | ||
136 | m4_popdef([AT_MULTIPLE_IMPURE_INSTANCES_CHECK]) | |
137 | ||
138 | AT_CLEANUP | |
139 | ||
140 | ## ----------------------- ## | |
141 | ## Unsupported Skeletons. ## | |
142 | ## ----------------------- ## | |
143 | ||
144 | AT_SETUP([[Unsupported Skeletons]]) | |
145 | ||
146 | AT_BISON_OPTION_PUSHDEFS | |
147 | AT_DATA([[input.y]], | |
148 | [[%glr-parser | |
149 | %define api.push-pull push | |
150 | %% | |
151 | start: ; | |
152 | ]]) | |
153 | AT_BISON_OPTION_POPDEFS | |
154 | ||
155 | AT_BISON_CHECK([[input.y]], [[1]], [], | |
156 | [[input.y:2.9-21: error: %define variable 'api.push-pull' is not used | |
157 | ]]) | |
158 | ||
159 | AT_CLEANUP |