From 437fd90c0250dee670290f9b714253671a990160 Mon Sep 17 00:00:00 2001 From: José Pekkarinen Date: Wed, 18 May 2016 13:18:31 +0300 Subject: These changes are the raw update to qemu-2.6. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Collission happened in the following patches: migration: do cleanup operation after completion(738df5b9) Bug fix.(1750c932f86) kvmclock: add a new function to update env->tsc.(b52baab2) The code provided by the patches was already in the upstreamed version. Change-Id: I3cc11841a6a76ae20887b2e245710199e1ea7f9a Signed-off-by: José Pekkarinen --- qemu/tests/test-timed-average.c | 90 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 90 insertions(+) create mode 100644 qemu/tests/test-timed-average.c (limited to 'qemu/tests/test-timed-average.c') diff --git a/qemu/tests/test-timed-average.c b/qemu/tests/test-timed-average.c new file mode 100644 index 000000000..1cc4ab302 --- /dev/null +++ b/qemu/tests/test-timed-average.c @@ -0,0 +1,90 @@ +/* + * Timed average computation tests + * + * Copyright Nodalink, EURL. 2014 + * + * Authors: + * Benoît Canet + * + * This work is licensed under the terms of the GNU LGPL, version 2 or later. + * See the COPYING.LIB file in the top-level directory. + */ + +#include "qemu/osdep.h" +#include + +#include "qemu/timed-average.h" + +/* This is the clock for QEMU_CLOCK_VIRTUAL */ +static int64_t my_clock_value; + +int64_t cpu_get_clock(void) +{ + return my_clock_value; +} + +static void account(TimedAverage *ta) +{ + timed_average_account(ta, 1); + timed_average_account(ta, 5); + timed_average_account(ta, 2); + timed_average_account(ta, 4); + timed_average_account(ta, 3); +} + +static void test_average(void) +{ + TimedAverage ta; + uint64_t result; + int i; + + /* we will compute some average on a period of 1 second */ + timed_average_init(&ta, QEMU_CLOCK_VIRTUAL, NANOSECONDS_PER_SECOND); + + result = timed_average_min(&ta); + g_assert(result == 0); + result = timed_average_avg(&ta); + g_assert(result == 0); + result = timed_average_max(&ta); + g_assert(result == 0); + + for (i = 0; i < 100; i++) { + account(&ta); + result = timed_average_min(&ta); + g_assert(result == 1); + result = timed_average_avg(&ta); + g_assert(result == 3); + result = timed_average_max(&ta); + g_assert(result == 5); + my_clock_value += NANOSECONDS_PER_SECOND / 10; + } + + my_clock_value += NANOSECONDS_PER_SECOND * 100; + + result = timed_average_min(&ta); + g_assert(result == 0); + result = timed_average_avg(&ta); + g_assert(result == 0); + result = timed_average_max(&ta); + g_assert(result == 0); + + for (i = 0; i < 100; i++) { + account(&ta); + result = timed_average_min(&ta); + g_assert(result == 1); + result = timed_average_avg(&ta); + g_assert(result == 3); + result = timed_average_max(&ta); + g_assert(result == 5); + my_clock_value += NANOSECONDS_PER_SECOND / 10; + } +} + +int main(int argc, char **argv) +{ + /* tests in the same order as the header function declarations */ + g_test_init(&argc, &argv, NULL); + g_test_add_func("/timed-average/average", test_average); + return g_test_run(); +} + -- cgit 1.2.3-korg