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0e6b8d0a SA |
1 | /* |
2 | * rb_snprintf_append1.c: Test rb_snprintf_append under various conditions | |
3 | * Copyright 2017 Simon Arlott | |
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 2 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, write to the Free Software | |
17 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 | |
18 | * USA | |
19 | */ | |
20 | #include <stdio.h> | |
21 | #include <string.h> | |
22 | #include <stdlib.h> | |
23 | #include <unistd.h> | |
24 | #include "tap/basic.h" | |
25 | ||
26 | #include "stdinc.h" | |
27 | #include "ircd_defs.h" | |
28 | #include "client.h" | |
29 | #include "rb_lib.h" | |
30 | ||
31 | #define MSG "%s:%d (%s)", __FILE__, __LINE__, __FUNCTION__ | |
32 | ||
33 | struct Client me; | |
34 | ||
35 | static void from_empty1(void) | |
36 | { | |
37 | char output[2048] = { 0 }; | |
38 | int len; | |
39 | ||
40 | len = rb_snprintf_append(output, sizeof(output), "%s", "test"); | |
41 | is_int(4, len, MSG); | |
42 | is_string("test", output, MSG); | |
43 | } | |
44 | ||
45 | static void basic_append1(void) | |
46 | { | |
47 | char output[2048] = { 0 }; | |
48 | int len; | |
49 | ||
50 | strcat(output, "test"); | |
51 | ||
52 | len = rb_snprintf_append(output, sizeof(output), "%s", "TESTING"); | |
53 | is_int(11, len, MSG); | |
54 | is_string("testTESTING", output, MSG); | |
55 | } | |
56 | ||
57 | static void append_empty1(void) | |
58 | { | |
59 | char output[2048] = { 0 }; | |
60 | int len; | |
61 | ||
62 | strcat(output, "test"); | |
63 | ||
64 | len = rb_snprintf_append(output, sizeof(output), "%s", ""); | |
65 | is_int(4, len, MSG); | |
66 | is_string("test", output, MSG); | |
67 | } | |
68 | ||
69 | static void exact_fit_empty1(void) | |
70 | { | |
71 | char output[5] = { 0 }; | |
72 | int len; | |
73 | ||
74 | strcat(output, "test"); | |
75 | ||
76 | len = rb_snprintf_append(output, sizeof(output), "%s", ""); | |
77 | is_int(4, len, MSG); | |
78 | is_string("test", output, MSG); | |
79 | } | |
80 | ||
81 | static void exact_fit_basic_append1(void) | |
82 | { | |
83 | char output[12] = { 0 }; | |
84 | int len; | |
85 | ||
86 | strcat(output, "test"); | |
87 | ||
88 | len = rb_snprintf_append(output, sizeof(output), "%s", "TESTING"); | |
89 | is_int(11, len, MSG); | |
90 | is_string("testTESTING", output, MSG); | |
91 | } | |
92 | ||
93 | static void too_long_basic_append1(void) | |
94 | { | |
95 | char output[11] = { 0 }; | |
96 | int len; | |
97 | ||
98 | strcat(output, "test"); | |
99 | ||
100 | len = rb_snprintf_append(output, sizeof(output), "%s", "TESTING"); | |
101 | is_int(11, len, MSG); | |
102 | is_string("testTESTIN", output, MSG); | |
103 | } | |
104 | ||
105 | static void exact_fit_from_empty1(void) | |
106 | { | |
107 | char output[5] = { 0 }; | |
108 | int len; | |
109 | ||
110 | len = rb_snprintf_append(output, sizeof(output), "%s", "test"); | |
111 | is_int(4, len, MSG); | |
112 | is_string("test", output, MSG); | |
113 | } | |
114 | ||
115 | static void too_long_from_empty1(void) | |
116 | { | |
117 | char output[4] = { 0 }; | |
118 | int len; | |
119 | ||
120 | len = rb_snprintf_append(output, sizeof(output), "%s", "test"); | |
121 | is_int(4, len, MSG); | |
122 | is_string("tes", output, MSG); | |
123 | } | |
124 | ||
125 | static void truncate_existing1(void) | |
126 | { | |
127 | char output[2048] = { 0 }; | |
128 | int len; | |
129 | ||
130 | strcat(output, "testing"); | |
131 | ||
132 | len = rb_snprintf_append(output, 5, "%s", ""); | |
133 | is_int(4, len, MSG); | |
134 | is_string("test", output, MSG); | |
135 | } | |
136 | ||
137 | static void truncate_existing2(void) | |
138 | { | |
139 | char output[2048] = { 0 }; | |
140 | int len; | |
141 | ||
142 | strcat(output, "testing"); | |
143 | ||
144 | len = rb_snprintf_append(output, 5, "%s", "TEST"); | |
145 | is_int(4, len, MSG); | |
146 | is_string("test", output, MSG); | |
147 | } | |
148 | ||
149 | static void no_buffer(void) | |
150 | { | |
151 | int len; | |
152 | ||
153 | len = rb_snprintf_append(NULL, 0, "%s", "test"); | |
154 | is_int(-1, len, MSG); | |
155 | } | |
156 | ||
157 | int main(int argc, char *argv[]) | |
158 | { | |
159 | memset(&me, 0, sizeof(me)); | |
160 | strcpy(me.name, "me.name."); | |
161 | ||
162 | rb_lib_init(NULL, NULL, NULL, 0, 1024, DNODE_HEAP_SIZE, FD_HEAP_SIZE); | |
163 | rb_linebuf_init(LINEBUF_HEAP_SIZE); | |
164 | ||
165 | plan_lazy(); | |
166 | ||
167 | from_empty1(); | |
168 | basic_append1(); | |
169 | append_empty1(); | |
170 | ||
171 | exact_fit_from_empty1(); | |
172 | too_long_from_empty1(); | |
173 | ||
174 | exact_fit_basic_append1(); | |
175 | too_long_basic_append1(); | |
176 | ||
177 | exact_fit_empty1(); | |
178 | ||
179 | truncate_existing1(); | |
180 | truncate_existing2(); | |
181 | no_buffer(); | |
182 | ||
183 | return 0; | |
184 | } |