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comparison packages/language/c/libc/current/tests/stdlib/abs.c @ 0:3111d98ba7b3 ecos-v1_1-release

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Initial commit of eCos version 1.1
author jlarmour
date Tue, 11 May 1999 11:16:07 +0000
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children 443894e2e912
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-1:000000000000 0:3111d98ba7b3
1 //=================================================================
2 //
3 // abs.c
4 //
5 // Testcase for C library abs()
6 //
7 //=================================================================
8 //####COPYRIGHTBEGIN####
9 //
10 // -------------------------------------------
11 // The contents of this file are subject to the Cygnus eCos Public License
12 // Version 1.0 (the "License"); you may not use this file except in
13 // compliance with the License. You may obtain a copy of the License at
14 // http://sourceware.cygnus.com/ecos
15 //
16 // Software distributed under the License is distributed on an "AS IS"
17 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
18 // License for the specific language governing rights and limitations under
19 // the License.
20 //
21 // The Original Code is eCos - Embedded Cygnus Operating System, released
22 // September 30, 1998.
23 //
24 // The Initial Developer of the Original Code is Cygnus. Portions created
25 // by Cygnus are Copyright (C) 1998 Cygnus Solutions. All Rights Reserved.
26 // -------------------------------------------
27 //
28 //####COPYRIGHTEND####
29 //=================================================================
30 //#####DESCRIPTIONBEGIN####
31 //
32 // Author(s): ctarpy@cygnus.co.uk, jlarmour@cygnus.co.uk
33 // Contributors: jlarmour@cygnus.co.uk
34 // Date: 1998/6/3
35 // Description: Contains testcode for C library abs() function
36 //
37 //
38 //####DESCRIPTIONEND####
39
40 // Declarations for test system:
41 //
42 // TESTCASE_TYPE=CYG_TEST_MODULE
43 // COMPOUND_TESTCASE
44
45 // CONFIGURATION
46
47 #include <pkgconf/libc.h> // Configuration header
48
49 // INCLUDES
50
51 #include <stdlib.h>
52 #include <limits.h>
53 #include <cyg/infra/testcase.h>
54 #include <sys/cstartup.h> // C library initialisation
55
56 // FUNCTIONS
57
58 externC void
59 cyg_package_start( void )
60 {
61 #ifdef CYGPKG_LIBC
62 cyg_iso_c_start();
63 #else
64 (void)main(0, NULL);
65 #endif
66 } // cyg_package_start()
67
68
69 int
70 main( int argc, char *argv[] )
71 {
72 #ifdef CYGPKG_LIBC
73 int x;
74 #endif
75
76 CYG_TEST_INIT();
77
78 CYG_TEST_INFO("Starting tests from testcase " __FILE__ " for C "
79 "library abs() function");
80
81 #ifdef CYGPKG_LIBC
82 // Check 1
83 x = 5;
84 CYG_TEST_PASS_FAIL( abs(x) == 5, "abs(5)");
85
86 // Check 2
87 x = -5;
88 CYG_TEST_PASS_FAIL( abs(x) == 5, "abs(-5)");
89
90 // Check 3
91 x = 12345;
92 CYG_TEST_PASS_FAIL( abs(x) == 12345, "abs(12345)");
93
94 // Check 4
95 x = -23456;
96 CYG_TEST_PASS_FAIL( abs(x) == 23456, "abs(-23456");
97
98 // Check 5
99 x = 0;
100 CYG_TEST_PASS_FAIL( abs(x) == 0, "abs(0)");
101
102 // Check 6
103 x = INT_MAX;
104 CYG_TEST_PASS_FAIL( abs(x) == INT_MAX, "abs(INT_MAX)");
105
106 // Check 7
107 x = -INT_MAX;
108 CYG_TEST_PASS_FAIL( abs(x) == INT_MAX, "abs(-INT_MAX)");
109
110 #else // ifndef CYGPKG_LIBC
111 CYG_TEST_PASS("Testing is not applicable to this configuration");
112 #endif // ifndef CYGPKG_LIBC
113
114 CYG_TEST_FINISH("Finished tests from testcase " __FILE__ " for C "
115 "library abs() function");
116
117 } // main()
118
119 // EOF abs.c