source: SVN/cambria/redboot/packages/language/c/libc/string/current/tests/strrchr.c @ 1

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1//=================================================================
2//
3//        strrchr.c
4//
5//        Testcase for C library strrchr()
6//
7//=================================================================
8//####ECOSGPLCOPYRIGHTBEGIN####
9// -------------------------------------------
10// This file is part of eCos, the Embedded Configurable Operating System.
11// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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18// WARRANTY; without even the implied warranty of MERCHANTABILITY or
19// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
20// for more details.
21//
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23// with eCos; if not, write to the Free Software Foundation, Inc.,
24// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
25//
26// As a special exception, if other files instantiate templates or use macros
27// or inline functions from this file, or you compile this file and link it
28// with other works to produce a work based on this file, this file does not
29// by itself cause the resulting work to be covered by the GNU General Public
30// License. However the source code for this file must still be made available
31// in accordance with section (3) of the GNU General Public License.
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33// This exception does not invalidate any other reasons why a work based on
34// this file might be covered by the GNU General Public License.
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37// at http://sources.redhat.com/ecos/ecos-license/
38// -------------------------------------------
39//####ECOSGPLCOPYRIGHTEND####
40//=================================================================
41//#####DESCRIPTIONBEGIN####
42//
43// Author(s):     ctarpy, jlarmour
44// Contributors: 
45// Date:          2000-04-30
46// Description:   Contains testcode for C library strrchr() function
47//
48//
49//####DESCRIPTIONEND####
50
51// INCLUDES
52
53#include <string.h>
54#include <cyg/infra/testcase.h>
55
56
57// FUNCTIONS
58
59// Functions to avoid having to use libc strings
60
61static char *my_strcpy(char *s1, const char *s2)
62{
63    while (*s2 != '\0') {
64        *(s1++) = *(s2++);
65    }
66    *s1 = '\0';
67
68    return s1; 
69} // my_strcpy()
70
71
72int main( int argc, char *argv[] )
73{
74    char x[300];
75    char *ret;
76
77    CYG_TEST_INIT();
78
79    CYG_TEST_INFO("Starting tests from testcase " __FILE__ " for C library "
80                  "strrchr() function");
81    CYG_TEST_INFO("This testcase provides simple basic tests");
82
83    // Check 1
84    my_strcpy(x, "I will not have my fwends widiculed by the common soldiewy");
85    ret = strrchr(x, (int) 'c');
86    CYG_TEST_PASS_FAIL( (ret == &x[43]), "Simple strrchr()" );
87
88    // Check 2
89    my_strcpy(x, "Not bad for a little fur ball. You! Stay here.");
90    ret = strrchr(x, (int) 'z');
91    CYG_TEST_PASS_FAIL( (ret == NULL), "Character not found");
92
93    // Check 3 (boundary condition)
94    my_strcpy(x, "");
95    ret = strrchr(x, (int) 'c');
96    CYG_TEST_PASS_FAIL( (ret == NULL), "String to search empty" );
97
98    // Check 4 (boundary condition)
99    my_strcpy(x, "zx");
100    ret = strrchr(x, '\0');
101    CYG_TEST_PASS_FAIL( (ret == &x[2]), "Null search character" );
102
103    // Check 5 (boundary condition)
104    my_strcpy(x, "");
105    ret = strrchr(x, '\0');
106    CYG_TEST_PASS_FAIL( (ret == x), "String empty and null search char" );
107
108
109//    CYG_TEST_NA("Testing is not applicable to this configuration");
110
111    CYG_TEST_FINISH("Finished tests from testcase " __FILE__ " for C library "
112                    "strrchr() function");
113
114} // main()
115
116// EOF strrchr.c
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