1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2018 Intel Corporation
9 #include <rte_latencystats.h>
10 #include "rte_lcore.h"
11 #include "rte_metrics.h"
13 #include "sample_packet_forward.h"
17 #define LATENCY_NUM_PACKETS 10
21 struct rte_ring *ring;
23 struct rte_metric_name lat_stats_strings[] = {
30 /* Test case for latency init with metrics init */
31 static int test_latency_init(void)
35 /* Metrics Initialization */
36 rte_metrics_init(rte_socket_id());
38 ret = rte_latencystats_init(1, NULL);
39 TEST_ASSERT(ret >= 0, "Test Failed: rte_latencystats_init failed");
44 /* Test case to update the latency stats */
45 static int test_latency_update(void)
49 ret = rte_latencystats_update();
50 TEST_ASSERT(ret >= 0, "Test Failed: rte_latencystats_update failed");
55 /* Test case to uninit latency stats */
56 static int test_latency_uninit(void)
60 ret = rte_latencystats_uninit();
61 TEST_ASSERT(ret >= 0, "Test Failed: rte_latencystats_uninit failed");
66 /* Test case to get names of latency stats */
67 static int test_latencystats_get_names(void)
71 struct rte_metric_name names[NUM_STATS];
73 size_t m_size = sizeof(struct rte_metric_name);
74 for (i = 0; i < NUM_STATS; i++)
75 memset(&names[i], 0, m_size);
77 /* Success Test: Valid names and size */
79 ret = rte_latencystats_get_names(names, size);
80 for (i = 0; i <= NUM_STATS; i++) {
81 if (strcmp(lat_stats_strings[i].name, names[i].name) == 0)
82 printf(" %s\n", names[i].name);
84 printf("Failed: Names are not matched\n");
86 TEST_ASSERT((ret == NUM_STATS), "Test Failed to get metrics names");
88 /* Failure Test: Invalid names and valid size */
89 ret = rte_latencystats_get_names(NULL, size);
90 TEST_ASSERT((ret == NUM_STATS), "Test Failed to get the metrics count,"
91 "Actual: %d Expected: %d", ret, NUM_STATS);
93 /* Failure Test: Valid names and invalid size */
95 ret = rte_latencystats_get_names(names, size);
96 TEST_ASSERT((ret == NUM_STATS), "Test Failed to get the metrics count,"
97 "Actual: %d Expected: %d", ret, NUM_STATS);
102 /* Test case to get latency stats values */
103 static int test_latencystats_get(void)
107 struct rte_metric_value values[NUM_STATS];
109 size_t v_size = sizeof(struct rte_metric_value);
110 for (i = 0; i < NUM_STATS; i++)
111 memset(&values[i], 0, v_size);
113 /* Success Test: Valid values and valid size */
115 ret = rte_latencystats_get(values, size);
116 TEST_ASSERT((ret == NUM_STATS), "Test Failed to get latency metrics"
119 /* Failure Test: Invalid values and valid size */
120 ret = rte_latencystats_get(NULL, size);
121 TEST_ASSERT((ret == NUM_STATS), "Test Failed to get the stats count,"
122 "Actual: %d Expected: %d", ret, NUM_STATS);
124 /* Failure Test: Valid values and invalid size */
126 ret = rte_latencystats_get(values, size);
127 TEST_ASSERT((ret == NUM_STATS), "Test Failed to get the stats count,"
128 "Actual: %d Expected: %d", ret, NUM_STATS);
133 static int test_latency_ring_setup(void)
135 test_ring_setup(&ring, &portid);
140 static void test_latency_ring_free(void)
142 test_ring_free(ring);
143 test_vdev_uninit("net_ring_net_ringa");
146 static int test_latency_packet_forward(void)
149 struct rte_mbuf *pbuf[LATENCY_NUM_PACKETS] = { };
150 struct rte_mempool *mp;
151 char poolname[] = "mbuf_pool";
153 ret = test_get_mbuf_from_pool(&mp, pbuf, poolname);
155 printf("allocate mbuf pool Failed\n");
158 ret = test_packet_forward(pbuf, portid, QUEUE_ID);
160 printf("send pkts Failed\n");
161 test_put_mbuf_to_pool(mp, pbuf);
167 unit_test_suite latencystats_testsuite = {
168 .suite_name = "Latency Stats Unit Test Suite",
169 .setup = test_latency_ring_setup,
170 .teardown = test_latency_ring_free,
173 /* Test Case 1: To check latency init with
176 TEST_CASE_ST(NULL, NULL, test_latency_init),
178 /* Test Case 2: Do packet forwarding for metrics
179 * calculation and check the latency metrics values
182 TEST_CASE_ST(test_latency_packet_forward, NULL,
183 test_latency_update),
184 /* Test Case 3: To check whether latency stats names
187 TEST_CASE_ST(NULL, NULL, test_latencystats_get_names),
189 /* Test Case 4: To check whether latency stats
190 * values are retrieved
192 TEST_CASE_ST(NULL, NULL, test_latencystats_get),
194 /* Test Case 5: To check uninit of latency test */
195 TEST_CASE_ST(NULL, NULL, test_latency_uninit),
201 static int test_latencystats(void)
203 return unit_test_suite_runner(&latencystats_testsuite);
206 REGISTER_TEST_COMMAND(latencystats_autotest, test_latencystats);