From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by dpdk.org (Postfix) with ESMTP id BFD4198 for ; Tue, 24 Jul 2018 12:55:56 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by fmsmga105.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 24 Jul 2018 03:55:54 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.51,397,1526367600"; d="scan'208";a="74021525" Received: from irvmail001.ir.intel.com ([163.33.26.43]) by fmsmga004.fm.intel.com with ESMTP; 24 Jul 2018 03:54:56 -0700 Received: from wgcvswdev001.ir.intel.com (wgcvswdev001.ir.intel.com [10.102.246.100]) by irvmail001.ir.intel.com (8.14.3/8.13.6/MailSET/Hub) with ESMTP id w6OAst7o013926; Tue, 24 Jul 2018 11:54:55 +0100 Received: from wgcvswdev001.ir.intel.com (localhost [127.0.0.1]) by wgcvswdev001.ir.intel.com with ESMTP id w6OAsrk5001769; Tue, 24 Jul 2018 11:54:53 +0100 Received: (from jmparthx@localhost) by wgcvswdev001.ir.intel.com with œ id w6OAsrce001764; Tue, 24 Jul 2018 11:54:53 +0100 From: Naga Suresh Somarowthu To: dev@dpdk.org Cc: remy.horton@intel.com, reshma.pattan@intel.com, Naga Suresh Somarowthu Date: Tue, 24 Jul 2018 11:54:30 +0100 Message-Id: <1532429671-1606-4-git-send-email-naga.sureshx.somarowthu@intel.com> X-Mailer: git-send-email 1.7.12.2 In-Reply-To: <1532429671-1606-1-git-send-email-naga.sureshx.somarowthu@intel.com> References: <1531821650-5506-1-git-send-email-jananeex.m.parthasarathy@intel.com> <1532429671-1606-1-git-send-email-naga.sureshx.somarowthu@intel.com> Subject: [dpdk-dev] [PATCH v5 3/4] test: add unit tests for latencystats library X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 24 Jul 2018 10:55:58 -0000 Unit Test Cases added for latencystats library. Signed-off-by: Naga Suresh Somarowthu Reviewed-by: Reshma Pattan --- test/test/Makefile | 1 + test/test/autotest_data.py | 6 ++ test/test/test_latencystats.c | 216 ++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 223 insertions(+) create mode 100644 test/test/test_latencystats.c diff --git a/test/test/Makefile b/test/test/Makefile index 8407ae36e..1c08b906a 100644 --- a/test/test/Makefile +++ b/test/test/Makefile @@ -167,6 +167,7 @@ SRCS-y += virtual_pmd.c SRCS-y += packet_burst_generator.c SRCS-y += sample_packet_forward.c SRCS-$(CONFIG_RTE_LIBRTE_BITRATE) += test_bitratestats.c +SRCS-$(CONFIG_RTE_LIBRTE_LATENCY_STATS) += test_latencystats.c SRCS-$(CONFIG_RTE_LIBRTE_ACL) += test_acl.c ifeq ($(CONFIG_RTE_LIBRTE_PMD_RING),y) diff --git a/test/test/autotest_data.py b/test/test/autotest_data.py index 419520342..3eccc4e1a 100644 --- a/test/test/autotest_data.py +++ b/test/test/autotest_data.py @@ -299,6 +299,12 @@ def per_sockets(num): "Report": None, }, { + "Name": "Latencystats autotest", + "Command": "latencystats_autotest", + "Func": default_autotest, + "Report": None, + }, + { "Name": "PMD ring autotest", "Command": "ring_pmd_autotest", "Func": default_autotest, diff --git a/test/test/test_latencystats.c b/test/test/test_latencystats.c new file mode 100644 index 000000000..8fdc0c8b0 --- /dev/null +++ b/test/test/test_latencystats.c @@ -0,0 +1,216 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2018 Intel Corporation + */ + +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include "test.h" +#include "sample_packet_forward.h" +#define NUM_STATS 4 +#define LATENCY_NUM_PACKETS 10 +#define QUEUE_ID 0 + +uint16_t portid; +struct rte_ring *ring[NUM_RINGS]; + +struct rte_metric_name lat_stats_strings[] = { + {"min_latency_ns"}, + {"avg_latency_ns"}, + {"max_latency_ns"}, + {"jitter_ns"}, +}; + +/* Test case for latency init with metrics init */ +static int test_latency_init(void) +{ + int ret = 0; + + /* Metrics Initialization */ + rte_metrics_init(rte_socket_id()); + + ret = rte_latencystats_init(1, NULL); + TEST_ASSERT(ret >= 0, "Test Failed: rte_latencystats_init failed"); + + return TEST_SUCCESS; +} + +/* Test case to update the latency stats */ +static int test_latency_update(void) +{ + int ret = 0; + + ret = rte_latencystats_update(); + TEST_ASSERT(ret >= 0, "Test Failed: rte_latencystats_update failed"); + + return TEST_SUCCESS; +} + +/* Test case to uninit latency stats */ +static int test_latency_uninit(void) +{ + int ret = 0; + + ret = rte_latencystats_uninit(); + TEST_ASSERT(ret >= 0, "Test Failed: rte_latencystats_uninit failed"); + + return TEST_SUCCESS; +} + +/* Test case to get names of latency stats */ +static int test_latencystats_get_names(void) +{ + int ret = 0; + int size = 0; + struct rte_metric_name names[NUM_STATS] = { 0 }; + struct rte_metric_name wrongnames[NUM_STATS - 2] = { 0 }; + + /* Success Test: Valid names and size */ + size = NUM_STATS; + ret = rte_latencystats_get_names(names, size); + for (int i = 0; i <= NUM_STATS; i++) { + if (strcmp(lat_stats_strings[i].name, names[i].name) == 0) + printf(" %s\n", names[i].name); + else + printf("Failed: Names are not matched\n"); + } + TEST_ASSERT((ret == NUM_STATS), "Test Failed to get metrics names"); + + /* Failure Test: Invalid names and valid size */ + ret = rte_latencystats_get_names(NULL, size); + TEST_ASSERT((ret == NUM_STATS), "Test Failed to get the metrics count," + "Actual: %d Expected: %d", ret, NUM_STATS); + + /* Failure Test: Valid names and invalid size */ + size = 0; + ret = rte_latencystats_get_names(names, size); + TEST_ASSERT((ret == NUM_STATS), "Test Failed to get the metrics count," + "Actual: %d Expected: %d", ret, NUM_STATS); + + /* Failure Test: Invalid names (array size lesser than size) */ + size = NUM_STATS + 1; + ret = rte_latencystats_get_names(wrongnames, size); + TEST_ASSERT((ret == NUM_STATS), "Test Failed to get metrics names"); + return TEST_SUCCESS; +} + +/* Test case to get latency stats values */ +static int test_latencystats_get(void) +{ + int ret = 0; + int size = 0; + struct rte_metric_value values[NUM_STATS] = { 0 }; + struct rte_metric_value wrongvalues[NUM_STATS - 2] = { 0 }; + + /* Success Test: Valid values and valid size */ + size = NUM_STATS; + ret = rte_latencystats_get(values, size); + TEST_ASSERT((ret == NUM_STATS), "Test Failed to get latency metrics" + " values"); + for (int i = 0; i < NUM_STATS; i++) + printf("values: %ld\n", values[i].value); + + /* Failure Test: Invalid values and valid size */ + ret = rte_latencystats_get(NULL, size); + TEST_ASSERT((ret == NUM_STATS), "Test Failed to get the stats count," + "Actual: %d Expected: %d", ret, NUM_STATS); + + /* Failure Test: Valid values and invalid size */ + size = 0; + ret = rte_latencystats_get(values, size); + TEST_ASSERT((ret == NUM_STATS), "Test Failed to get the stats count," + "Actual: %d Expected: %d", ret, NUM_STATS); + + /* Failure Test: Invalid values(array size lesser than size) + * and invalid size + */ + size = NUM_STATS + 2; + ret = rte_latencystats_get(wrongvalues, size); + TEST_ASSERT(ret == NUM_STATS, "Test Failed to get latency metrics" + " values"); + + return TEST_SUCCESS; +} + +static int test_latency_ring_setup(void) +{ + test_ring_setup(ring, &portid); + + return TEST_SUCCESS; +} + +static void test_latency_ring_free(void) +{ + test_ring_free(ring[0]); + test_vdev_uninit("net_ring_net_ringa"); +} + +static int test_latency_packet_forward(void) +{ + int ret; + struct rte_mbuf *pbuf[LATENCY_NUM_PACKETS] = { }; + struct rte_mempool *mp; + char poolname[] = "mbuf_pool"; + + ret = test_get_mbuf_from_pool(&mp, pbuf, poolname); + if (ret < 0) { + printf("allocate mbuf pool Failed\n"); + return TEST_FAILED; + } + ret = test_packet_forward(pbuf, portid, QUEUE_ID); + if (ret < 0) + printf("send pkts Failed\n"); + test_put_mbuf_to_pool(mp, pbuf); + + return TEST_SUCCESS; +} + +static struct +unit_test_suite latencystats_testsuite = { + .suite_name = "Latency Stats Unit Test Suite", + .setup = test_latency_ring_setup, + .teardown = test_latency_ring_free, + .unit_test_cases = { + + /* Test Case 1: To check latency init with + * metrics init + */ + TEST_CASE_ST(NULL, NULL, test_latency_init), + + /* Test Case 2: Do packet forwarding for metrics + * calculation and check the latency metrics values + * are updated + */ + TEST_CASE_ST(test_latency_packet_forward, NULL, + test_latency_update), + /* Test Case 3: To check whether latency stats names + * are retrieved + */ + TEST_CASE_ST(NULL, NULL, test_latencystats_get_names), + + /* Test Case 4: To check whether latency stats + * values are retrieved + */ + TEST_CASE_ST(NULL, NULL, test_latencystats_get), + + /* Test Case 5: To check uninit of latency test */ + TEST_CASE_ST(NULL, NULL, test_latency_uninit), + + TEST_CASES_END() + } +}; + +static int test_latencystats(void) +{ + return unit_test_suite_runner(&latencystats_testsuite); +} + +REGISTER_TEST_COMMAND(latencystats_autotest, test_latencystats); -- 2.13.6