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[/] [openrisc/] [trunk/] [rtos/] [ecos-2.0/] [packages/] [io/] [wallclock/] [v2_0/] [tests/] [wallclock2.cxx] - Rev 600
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//========================================================================== // // wallclock2.cxx // // WallClock battery backed up test // //========================================================================== //####ECOSGPLCOPYRIGHTBEGIN#### // ------------------------------------------- // This file is part of eCos, the Embedded Configurable Operating System. // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc. // // eCos 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 or (at your option) any later version. // // eCos 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 eCos; if not, write to the Free Software Foundation, Inc., // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. // // As a special exception, if other files instantiate templates or use macros // or inline functions from this file, or you compile this file and link it // with other works to produce a work based on this file, this file does not // by itself cause the resulting work to be covered by the GNU General Public // License. However the source code for this file must still be made available // in accordance with section (3) of the GNU General Public License. // // This exception does not invalidate any other reasons why a work based on // this file might be covered by the GNU General Public License. // // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc. // at http://sources.redhat.com/ecos/ecos-license/ // ------------------------------------------- //####ECOSGPLCOPYRIGHTEND#### //========================================================================== //#####DESCRIPTIONBEGIN#### // // Author(s): jskov // Contributors: jskov // Date: 2000-03-29 // Description: Tests the WallClock device. // Prints wallclock setting (for human verification that time // matches the expected value). Then tries to set/restore // clock value, and verifies that the WallClock epoch matches // that of the libc. //####DESCRIPTIONEND#### // ------------------------------------------------------------------------- #include <pkgconf/system.h> #include <cyg/infra/testcase.h> #include <cyg/infra/diag.h> #ifdef CYGPKG_LIBC_TIME #include <pkgconf/libc_time.h> #endif #ifdef CYGPKG_LIBC_STARTUP #include <pkgconf/libc_startup.h> #endif #if !defined(CYGSEM_LIBC_TIME_CLOCK_WORKING) # define NA_MSG "Requires libc time functions" #elif !defined(CYGPKG_LIBC_STARTUP) # define NA_MSG "Requires libc startup package" #endif #ifndef NA_MSG #include <time.h> #include <string.h> // strcmp #include <cyg/io/wallclock.hxx> // The WallClock API // ------------------------------------------------------------------------- externC int main (void ) { time_t now, test, test2; CYG_TEST_INIT(); // make this predictable - independent of the user option cyg_libc_time_setzoneoffsets(0, 3600); cyg_libc_time_setdst( CYG_LIBC_TIME_DSTOFF ); // Print out current setting so a human can verify that clock state // was valid. now = (time_t) Cyg_WallClock::wallclock->get_current_time(); diag_printf("WallClock is set to: %s", ctime(&now)); // Check that set/get works Cyg_WallClock::wallclock->set_current_time( 0 ); test = (time_t) Cyg_WallClock::wallclock->get_current_time(); // 2000.03.01 00:00:00 UTC Cyg_WallClock::wallclock->set_current_time( 951868800 ); test2 = (time_t) Cyg_WallClock::wallclock->get_current_time(); // Should test 2100 and 2400 leap year calculations as well, but // these would overflow with today's time_t. Cyg_WallClock::wallclock->set_current_time( now ); CYG_TEST_PASS_FAIL(2 >= test, // each operation can take one second "Can set WallClock to epoch"); CYG_TEST_PASS_FAIL(951868800+2 > test2 && 951868800 <= test2, "WallClock date conversion Y2K safe"); // Test that the wallclock and libc use same epoch. test = (time_t) 0; CYG_TEST_PASS_FAIL(!strcmp(ctime(&test), "Thu Jan 01 00:00:00 1970\n"), "WallClock epoch matches libc epoch"); CYG_TEST_FINISH("Finished wallclock battery test"); } #else externC void cyg_start( void ) { CYG_TEST_INIT(); CYG_TEST_PASS_FINISH(NA_MSG); } #endif // NA_MSG // ------------------------------------------------------------------------- // EOF wallclock2.cxx
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