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spdk: nvme ns cmd child requests testing

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Two test cases should be added.
1. ns cmd don't have child requests;
2. Assert that the correct number of child requests are created
and verify that each one has the correct payload_offset.

Change-Id: I1182a1a6673ceaf2ba35be268f80d8668af82848
Signed-off-by: Liang Yan <liangx.yan@intel.com>
This commit is contained in:
Liang Yan 2016-02-18 14:22:24 +08:00 committed by Daniel Verkamp
parent a15573c47c
commit 02191a0086
1 changed files with 52 additions and 0 deletions
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52
test/lib/nvme/unit/nvme_ns_cmd_c/nvme_ns_cmd_ut.c
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@ -314,6 +314,57 @@ split_test4(void)
nvme_free_request(g_request);
}
static void
test_cmd_child_request(void)
{
struct spdk_nvme_ns ns;
struct spdk_nvme_ctrlr ctrlr;
int rc = 0;
struct nvme_request *child;
void *payload;
uint64_t lba = 0x1000;
uint32_t i;
uint32_t offset = 0;
uint32_t sector_size = 512;
uint32_t max_io_size = 128 * 1024;
uint32_t sectors_per_max_io = max_io_size / sector_size;
prepare_for_test(&ns, &ctrlr, sector_size, max_io_size, 0);
payload = malloc(128 * 1024);
rc = spdk_nvme_ns_cmd_read(&ns, payload, lba, sectors_per_max_io, NULL, NULL, 0);
CU_ASSERT(rc == 0);
CU_ASSERT(g_request->payload_offset == 0);
CU_ASSERT(g_request->num_children == 0);
nvme_free_request(g_request);
rc = spdk_nvme_ns_cmd_read(&ns, payload, lba, sectors_per_max_io - 1, NULL, NULL, 0);
CU_ASSERT(rc == 0);
CU_ASSERT(g_request->payload_offset == 0);
CU_ASSERT(g_request->num_children == 0);
nvme_free_request(g_request);
rc = spdk_nvme_ns_cmd_read(&ns, payload, lba, sectors_per_max_io * 4, NULL, NULL, 0);
CU_ASSERT(rc == 0);
CU_ASSERT(g_request->num_children == 4);
for (i = 0; i < g_request->num_children; i++) {
child = TAILQ_FIRST(&g_request->children);
TAILQ_REMOVE(&g_request->children, child, child_tailq);
CU_ASSERT(child->payload_offset == offset);
CU_ASSERT(child->cmd.opc == SPDK_NVME_OPC_READ);
CU_ASSERT(child->cmd.nsid == ns.id);
CU_ASSERT(child->cmd.cdw10 == (lba + sectors_per_max_io * i));
CU_ASSERT(child->cmd.cdw12 == ((sectors_per_max_io - 1) | 0));
offset += max_io_size;
nvme_free_request(child);
}
free(payload);
nvme_free_request(g_request);
}
static void
test_nvme_ns_cmd_flush(void)
{
@ -585,6 +636,7 @@ int main(int argc, char **argv)
|| CU_add_test(suite, "nvme_ns_cmd_reservation_acquire",
test_nvme_ns_cmd_reservation_acquire) == NULL
|| CU_add_test(suite, "nvme_ns_cmd_reservation_report", test_nvme_ns_cmd_reservation_report) == NULL
|| CU_add_test(suite, "test_cmd_child_request", test_cmd_child_request) == NULL
) {
CU_cleanup_registry();
return CU_get_error();