diff options
| -rw-r--r-- | tests/Makefile.am | 6 | ||||
| -rw-r--r-- | tests/noprecache.c | 55 |
2 files changed, 60 insertions, 1 deletions
diff --git a/tests/Makefile.am b/tests/Makefile.am index b4fd06d..97f2931 100644 --- a/tests/Makefile.am +++ b/tests/Makefile.am @@ -21,7 +21,8 @@ check_PROGRAMS = introspective-system-test \ introspective-cputime-test \ monotonic-system-test \ monotonic-cputime-test \ - monotonic-realticks-test + monotonic-realticks-test \ + noprecache-test TESTS = $(check_PROGRAMS) INCLUDES = -I../src @@ -40,3 +41,6 @@ monotonic_cputime_test_LDADD = ../src/libsandglass.la monotonic_realticks_test_SOURCES = monotonic-realticks.c monotonic_realticks_test_LDADD = ../src/libsandglass.la + +noprecache_test_SOURCES = noprecache.c +noprecache_test_LDADD = ../src/libsandglass.la diff --git a/tests/noprecache.c b/tests/noprecache.c new file mode 100644 index 0000000..071920d --- /dev/null +++ b/tests/noprecache.c @@ -0,0 +1,55 @@ +/************************************************************************* + * Copyright (C) 2008 Tavian Barnes <tavianator@gmail.com> * + * * + * This file is part of The Sandglass Library. * + * * + * The Sandglass Library is free software; you can redistribute it * + * and/or modify it under the terms of the GNU Lesser General Public * + * License as published by the Free Software Foundation; either version * + * 3 of the License, or (at your option) any later version. * + * * + * The Sandglass Library 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 * + * Lesser General Public License for more details. * + * * + * You should have received a copy of the GNU Lesser General Public * + * License along with this program. If not, see * + * <http://www.gnu.org/licenses/>. * + *************************************************************************/ + +#include "../src/sandglass_impl.h" +#include "../src/sandglass.h" +#include <unistd.h> +#include <time.h> +#include <stdlib.h> +#include <stdio.h> +#include <math.h> + +int +main() +{ + int i = 0; + sandglass_t sandglass; + sandglass_attributes_t attr = { SANDGLASS_MONOTONIC, SANDGLASS_CPUTIME }; + struct timespec tosleep = { .tv_sec = 0, .tv_nsec = 111111111L }; + + if (sandglass_create(&sandglass, &attr, &attr) != 0) { + perror("sandglass_create()"); + return EXIT_FAILURE; + } + + sandglass_bench_noprecache(&sandglass, { + sandglass_spin(&tosleep); + ++i; + }); + + if (i != 1) { + fprintf(stderr, + "sandglass_bench_noprecache() evaluated routine %d times!\n", i); + } + + printf("%.15g\n", sandglass.grains/sandglass.resolution); + + return EXIT_SUCCESS; +} |