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- /*
- * Copyright (C) 2012 Michael Brown <mbrown@fensystems.co.uk>.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301, USA.
- *
- * You can also choose to distribute this program under the terms of
- * the Unmodified Binary Distribution Licence (as given in the file
- * COPYING.UBDL), provided that you have satisfied its requirements.
- */
-
- FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
-
- /** @file
- *
- * vsprintf() self-tests
- *
- */
-
- /* Forcibly enable assertions */
- #undef NDEBUG
-
- #include <string.h>
- #include <stdio.h>
- #include <ipxe/test.h>
-
- /**
- * Report an snprintf() test result
- *
- * @v len Buffer length
- * @v expected Expected result
- * @v file Test code file
- * @v line Test code line
- * @v format Format string
- * @v ... Arguments
- */
- static void snprintf_okx ( size_t len, const char *expected, const char *file,
- unsigned int line, const char *fmt, ... ) {
- char actual[len];
- size_t actual_len;
- va_list args;
-
- va_start ( args, fmt );
- actual_len = vsnprintf ( actual, sizeof ( actual ), fmt, args );
- va_end ( args );
- okx ( actual_len >= strlen ( expected ), file, line );
- okx ( strcmp ( actual, expected ) == 0, file, line );
- if ( strcmp ( actual, expected ) != 0 ) {
- DBG ( "SNPRINTF expected \"%s\", got \"%s\"\n",
- expected, actual );
- }
- }
- #define snprintf_ok( len, result, format, ... ) \
- snprintf_okx ( len, result, __FILE__, __LINE__, format, \
- ##__VA_ARGS__ )
-
- /**
- * Perform vsprintf() self-tests
- *
- */
- static void vsprintf_test_exec ( void ) {
-
- /* Constant string */
- snprintf_ok ( 16, "Testing", "Testing" );
-
- /* Constant string, truncated to fit */
- snprintf_ok ( 5, "Test", "Testing" );
-
- /* Basic format specifiers */
- snprintf_ok ( 16, "%", "%%" );
- snprintf_ok ( 16, "ABC", "%c%c%c", 'A', 'B', 'C' );
- snprintf_ok ( 16, "abc", "%lc%lc%lc", L'a', L'b', L'c' );
- snprintf_ok ( 16, "Hello world", "%s %s", "Hello", "world" );
- snprintf_ok ( 16, "Goodbye world", "%ls %s", L"Goodbye", "world" );
- snprintf_ok ( 16, "0x1234abcd", "%p", ( ( void * ) 0x1234abcd ) );
- snprintf_ok ( 16, "0xa723", "%#x", 0xa723 );
- snprintf_ok ( 16, "a723", "%x", 0xa723 );
- snprintf_ok ( 16, "0x0000a723", "%#08x", 0xa723 );
- snprintf_ok ( 16, "00A723", "%06X", 0xa723 );
- snprintf_ok ( 16, "9876abcd", "%lx", 0x9876abcdUL );
- snprintf_ok ( 16, "1234 5678", "%04llx %04llx", 0x1234ULL, 0x5678ULL );
- snprintf_ok ( 16, "123", "%d", 123 );
- snprintf_ok ( 16, "456", "%i", 456 );
- snprintf_ok ( 16, " 99", "%3d", 99 );
- snprintf_ok ( 16, "099", "%03d", 99 );
- snprintf_ok ( 16, "-72", "%d", -72 );
- snprintf_ok ( 16, " -72", "%4d", -72 );
- snprintf_ok ( 16, "-072", "%04d", -72 );
- snprintf_ok ( 16, "4", "%zd", sizeof ( uint32_t ) );
- snprintf_ok ( 16, "123456789", "%d", 123456789 );
-
- /* Realistic combinations */
- snprintf_ok ( 64, "DBG 0x1234 thingy at 0x0003f0c0+0x5c\n",
- "DBG %p %s at %#08lx+%#zx\n", ( ( void * ) 0x1234 ),
- "thingy", 0x3f0c0UL, ( ( size_t ) 0x5c ) );
- snprintf_ok ( 64, "PCI 00:1f.3", "PCI %02x:%02x.%x", 0x00, 0x1f, 0x03 );
- snprintf_ok ( 64, "Region [1000000,3f000000)", "Region [%llx,%llx)",
- 0x1000000ULL, 0x3f000000ULL );
-
- /* Null string (used for debug messages) */
- snprintf_ok ( 16, "<NULL>", "%s", ( ( char * ) NULL ) );
- snprintf_ok ( 16, "<NULL>", "%ls", ( ( wchar_t * ) NULL ) );
- }
-
- /** vsprintf() self-test */
- struct self_test vsprintf_test __self_test = {
- .name = "vsprintf",
- .exec = vsprintf_test_exec,
- };
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