[dpdk-dev] [PATCH 4/4] app/test: unit test case to exercise eventdev vdev uninit

[Jerin Jacob <jerin.jacob@caviumnetworks.com>]

Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
---
 app/test/test_eventdev.c | 60 +++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 59 insertions(+), 1 deletion(-)

diff --git a/app/test/test_eventdev.c b/app/test/test_eventdev.c
index 042a446..e817838 100644
--- a/app/test/test_eventdev.c
+++ b/app/test/test_eventdev.c
@@ -51,7 +51,7 @@ testsuite_setup(void)
 	if (!count) {
 		printf("Failed to find a valid event device,"
 			" testing with event_skeleton device\n");
-		return rte_eal_vdev_init("event_skeleton", NULL);
+		return rte_eal_vdev_init("event_skeleton0", NULL);
 	}
 	return TEST_SUCCESS;
 }
@@ -720,6 +720,62 @@ test_eventdev_close(void)
 	return rte_event_dev_close(TEST_DEV_ID);
 }
 
+#define TEST_EVENTDEV_COUNT 8
+
+static int
+test_eventdev_create_destroy(void)
+{
+#ifdef RTE_LIBRTE_PMD_SKELETON_EVENTDEV
+	int i, ret;
+	uint8_t curr_count;
+	char name[RTE_EVENTDEV_NAME_MAX_LEN];
+
+	curr_count = rte_event_dev_count();
+
+	/* Start from one to avoid overlap with active event_skeleton0 dev */
+	for (i = 1; i <= TEST_EVENTDEV_COUNT; i++) {
+		ret = snprintf(name, RTE_EVENTDEV_NAME_MAX_LEN,
+				 "%s%u", "event_skeleton", i);
+		TEST_ASSERT(ret >= 0, "Expected >0, %d", ret);
+		ret = rte_eal_vdev_init(name, NULL);
+		TEST_ASSERT_SUCCESS(ret, "Failed to init event_skeleton dev %s",
+					name);
+	}
+	for (i = 1; i <= TEST_EVENTDEV_COUNT; i++) {
+		ret = snprintf(name, RTE_EVENTDEV_NAME_MAX_LEN,
+				 "%s%u", "event_skeleton", i);
+		TEST_ASSERT(ret >= 0, "Expected >0, %d", ret);
+		ret = rte_eal_vdev_uninit(name);
+		TEST_ASSERT_SUCCESS(ret, "Failed to uninit skeleton dev %s",
+					name);
+	}
+	TEST_ASSERT(curr_count == rte_event_dev_count(),
+			 "init/uninit pairs count mismatch");
+
+	/* Test in reverse order */
+	for (i = 1; i <= TEST_EVENTDEV_COUNT; i++) {
+		ret = snprintf(name, RTE_EVENTDEV_NAME_MAX_LEN,
+				 "%s%u", "event_skeleton", i);
+		TEST_ASSERT(ret >= 0, "Expected >0, %d", ret);
+		ret = rte_eal_vdev_init(name, NULL);
+		TEST_ASSERT_SUCCESS(ret, "Failed to init event_skeleton dev %s",
+					name);
+	}
+	for (i = TEST_EVENTDEV_COUNT; i > 0; i--) {
+		ret = snprintf(name, RTE_EVENTDEV_NAME_MAX_LEN,
+				 "%s%u", "event_skeleton", i);
+		TEST_ASSERT(ret >= 0, "Expected >0, %d", ret);
+		ret = rte_eal_vdev_uninit(name);
+		TEST_ASSERT_SUCCESS(ret, "Failed to uninit skeleton dev %s",
+					name);
+	}
+	TEST_ASSERT(curr_count == rte_event_dev_count(),
+			 "init/uninit pairs count mismatch");
+#else
+	printf("Skipping eventdev_create_destroy test due to unavailability of event skeleton device\n");
+#endif
+	return TEST_SUCCESS;
+}
 static struct unit_test_suite eventdev_common_testsuite  = {
 	.suite_name = "eventdev common code unit test suite",
 	.setup = testsuite_setup,
@@ -765,6 +821,8 @@ static struct unit_test_suite eventdev_common_testsuite  = {
 			test_eventdev_link_get),
 		TEST_CASE_ST(eventdev_setup_device, NULL,
 			test_eventdev_close),
+		TEST_CASE_ST(NULL, NULL,
+			test_eventdev_create_destroy),
 		TEST_CASES_END() /**< NULL terminate unit test array */
 	}
 };
-- 
2.5.5