2 * Unit test suite for *scanf functions.
4 * Copyright 2002 Uwe Bonnes
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
23 #include "wine/test.h"
25 static void test_sscanf( void )
27 char buffer
[100], buffer1
[100];
32 float res1
= -82.6267f
, res2
= 27.76f
, res11
, res12
;
33 static const char pname
[]=" St. Petersburg, Florida\n";
34 int hour
=21,min
=59,sec
=20;
35 int number
,number_so_far
;
40 ret
= sscanf(buffer
, "%d", &result
);
41 ok( ret
== EOF
,"sscanf returns %x instead of %x\n", ret
, EOF
);
44 ok( sscanf("000000000046F170", "%p", &ptr
) == 1, "sscanf failed\n" );
45 ok( ptr
== (void *)0x46F170,"sscanf reads %p instead of %x\n", ptr
, 0x46F170 );
47 ok( sscanf("0046F171", "%p", &ptr
) == 1, "sscanf failed\n" );
48 ok( ptr
== (void *)0x46F171,"sscanf reads %p instead of %x\n", ptr
, 0x46F171 );
50 ok( sscanf("46F172", "%p", &ptr
) == 1, "sscanf failed\n" );
51 ok( ptr
== (void *)0x46F172,"sscanf reads %p instead of %x\n", ptr
, 0x46F172 );
53 ok( sscanf("0x46F173", "%p", &ptr
) == 1, "sscanf failed\n" );
54 ok( ptr
== NULL
,"sscanf reads %p instead of %x\n", ptr
, 0 );
56 ok( sscanf("-46F174", "%p", &ptr
) == 1, "sscanf failed\n" );
57 ok( ptr
== (void *)(ULONG_PTR
)-0x46f174,"sscanf reads %p instead of %p\n",
58 ptr
, (void *)(ULONG_PTR
)-0x46f174 );
60 ok( sscanf("+46F175", "%p", &ptr
) == 1, "sscanf failed\n" );
61 ok( ptr
== (void *)0x46F175,"sscanf reads %p instead of %x\n", ptr
, 0x46F175 );
63 /* check %p with no hex digits */
64 ok( sscanf("1233", "%p", &ptr
) == 1, "sscanf failed\n" );
65 ok( ptr
== (void *)0x1233,"sscanf reads %p instead of %x\n", ptr
, 0x1233 );
67 ok( sscanf("1234", "%P", &ptr
) == 1, "sscanf failed\n" );
68 ok( ptr
== (void *)0x1234,"sscanf reads %p instead of %x\n", ptr
, 0x1234 );
71 strcpy(buffer
,"0x519");
72 ok( sscanf(buffer
, "%x", &result
) == 1, "sscanf failed\n" );
73 ok( result
== 0x519,"sscanf reads %x instead of %x\n", result
, 0x519 );
75 strcpy(buffer
,"0x51a");
76 ok( sscanf(buffer
, "%x", &result
) == 1, "sscanf failed\n" );
77 ok( result
== 0x51a ,"sscanf reads %x instead of %x\n", result
, 0x51a );
79 strcpy(buffer
,"0x51g");
80 ok( sscanf(buffer
, "%x", &result
) == 1, "sscanf failed\n" );
81 ok( result
== 0x51, "sscanf reads %x instead of %x\n", result
, 0x51 );
84 ret
= sscanf("-1", "%x", &result
);
85 ok(ret
== 1, "Wrong number of arguments read: %d (expected 1)\n", ret
);
86 ok(result
== -1, "Read %d, expected -1\n", result
);
88 /* check % followed by any char */
89 strcpy(buffer
,"\"%12@");
90 strcpy(format
,"%\"%%%d%@"); /* work around gcc format check */
91 ok( sscanf(buffer
, format
, &result
) == 1, "sscanf failed\n" );
92 ok( result
== 12, "sscanf reads %x instead of %x\n", result
, 12 );
95 ret
= sprintf(buffer
,"%f %f",res1
, res2
);
96 ret
= sscanf(buffer
,"%f%f",&res11
, &res12
);
97 ok( (res11
== res1
) && (res12
== res2
), "Error reading floats\n");
100 ret
= sprintf(buffer
," %s", pname
);
101 ret
= sscanf(buffer
,"%*c%[^\n]",buffer1
);
102 ok( ret
== 1, "Error with format \"%s\"\n","%*c%[^\n]");
103 ok( strncmp(pname
,buffer1
,strlen(buffer1
)) == 0, "Error with \"%s\" \"%s\"\n",pname
, buffer1
);
105 ret
= sscanf("abcefgdh","%*[a-cg-e]%c",&buffer
[0]);
106 ok( ret
== 1, "Error with format \"%s\"\n","%*[a-cg-e]%c");
107 ok( buffer
[0] == 'd', "Error with \"abcefgdh\" \"%c\"\n", buffer
[0]);
109 ret
= sscanf("abcefgdh","%*[a-cd-dg-e]%c",&buffer
[0]);
110 ok( ret
== 1, "Error with format \"%s\"\n","%*[a-cd-dg-e]%c");
111 ok( buffer
[0] == 'h', "Error with \"abcefgdh\" \"%c\"\n", buffer
[0]);
114 ret
= sprintf(buffer
,"%d:%d:%d",hour
,min
,sec
);
115 ret
= sscanf(buffer
,"%d%n",&number
,&number_so_far
);
116 ok(ret
== 1 , "problem with format arg \"%%d%%n\"\n");
117 ok(number
== hour
,"Read wrong arg %d instead of %d\n",number
, hour
);
118 ok(number_so_far
== 2,"Read wrong arg for \"%%n\" %d instead of 2\n",number_so_far
);
120 ret
= sscanf(buffer
+2,"%*c%n",&number_so_far
);
121 ok(ret
== 0 , "problem with format arg \"%%*c%%n\"\n");
122 ok(number_so_far
== 1,"Read wrong arg for \"%%n\" %d instead of 2\n",number_so_far
);
124 /* Check %i according to bug 1878 */
125 strcpy(buffer
,"123");
126 ret
= sscanf(buffer
, "%i", &result
);
127 ok(ret
== 1, "Wrong number of arguments read: %d\n", ret
);
128 ok(result
== 123, "Wrong number read\n");
130 ret
= sscanf("-1", "%i", &result
);
131 ok(ret
== 1, "Wrong number of arguments read: %d (expected 1)\n", ret
);
132 ok(result
== -1, "Read %d, expected -1\n", result
);
133 ret
= sscanf(buffer
, "%d", &result
);
134 ok(ret
== 1, "Wrong number of arguments read: %d\n", ret
);
135 ok(result
== 123, "Wrong number read\n");
137 ret
= sscanf("-1", "%d", &result
);
138 ok(ret
== 1, "Wrong number of arguments read: %d (expected 1)\n", ret
);
139 ok(result
== -1, "Read %d, expected -1\n", result
);
141 /* Check %i for octal and hexadecimal input */
143 strcpy(buffer
,"017");
144 ret
= sscanf(buffer
, "%i", &result
);
145 ok(ret
== 1, "Wrong number of arguments read: %d\n", ret
);
146 ok(result
== 15, "Wrong number read\n");
148 strcpy(buffer
,"0x17");
149 ret
= sscanf(buffer
, "%i", &result
);
150 ok(ret
== 1, "Wrong number of arguments read: %d\n", ret
);
151 ok(result
== 23, "Wrong number read\n");
155 ret
= sscanf("-1", "%o", &result
);
156 ok(ret
== 1, "Wrong number of arguments read: %d (expected 1)\n", ret
);
157 ok(result
== -1, "Read %d, expected -1\n", result
);
161 ret
= sscanf("-1", "%u", &result
);
162 ok(ret
== 1, "Wrong number of arguments read: %d (expected 1)\n", ret
);
163 ok(result
== -1, "Read %d, expected -1\n", result
);
168 ret
= sscanf(buffer
, "%c", &c
);
169 ok(ret
== 1, "Wrong number of arguments read: %d\n", ret
);
170 ok(c
== 'a', "Field incorrect: '%c'\n", c
);
174 ret
= sscanf(buffer
, "%c", &c
);
175 ok(ret
== 1, "Wrong number of arguments read: %d\n", ret
);
176 ok(c
== ' ', "Field incorrect: '%c'\n", c
);
178 strcpy(buffer
,"18:59");
180 ret
= sscanf(buffer
, "%d:%d%c", &hour
, &min
, &c
);
181 ok(ret
== 2, "Wrong number of arguments read: %d\n", ret
);
182 ok(hour
== 18, "Field 1 incorrect: %d\n", hour
);
183 ok(min
== 59, "Field 2 incorrect: %d\n", min
);
184 ok(c
== 0x55, "Field 3 incorrect: 0x%02x\n", c
);
186 /* Check %n (also whitespace in format strings and %s) */
187 buffer
[0]=0; buffer1
[0]=0;
188 ret
= sscanf("abc def", "%s %n%s", buffer
, &number_so_far
, buffer1
);
189 ok(strcmp(buffer
, "abc")==0, "First %%s read incorrectly: %s\n", buffer
);
190 ok(strcmp(buffer1
,"def")==0, "Second %%s read incorrectly: %s\n", buffer1
);
191 ok(number_so_far
==6, "%%n yielded wrong result: %d\n", number_so_far
);
192 ok(ret
== 2, "%%n shouldn't count as a conversion: %d\n", ret
);
194 /* Check where %n matches to EOF in buffer */
195 strcpy(buffer
, "3:45");
196 ret
= sscanf(buffer
, "%d:%d%n", &hour
, &min
, &number_so_far
);
197 ok(ret
== 2, "Wrong number of arguments read: %d\n", ret
);
198 ok(number_so_far
== 4, "%%n yielded wrong result: %d\n", number_so_far
);