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authorTavian Barnes <tavianator@gmail.com>2009-10-23 18:14:59 +0000
committerTavian Barnes <tavianator@gmail.com>2009-10-23 18:14:59 +0000
commit04ce4fc7e94fb20572be5a5d044f9b88be3fa6f4 (patch)
treef6e3ac1ba97d1eba43738eee50b2331309cd7fe3
parent35a1d0d051546f0bbaae9338aa3fed4d04a9a92e (diff)
downloadlibsandglass-04ce4fc7e94fb20572be5a5d044f9b88be3fa6f4.tar.xz
New sandglass_bench_noprecache() test.
-rw-r--r--tests/Makefile.am6
-rw-r--r--tests/noprecache.c55
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;
+}