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platform/tests: add test adding many dummy devices

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This commit is contained in:
Thomas Haller 2015-12-10 16:09:28 +01:00
parent acbb6e195d
commit 4c5ca7ddcf
1 changed files with 80 additions and 0 deletions
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80
src/platform/tests/test-link.c
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@ -1540,6 +1540,83 @@ test_vlan_set_xgress (void)
/*****************************************************************************/
static void
test_create_many_links_do (guint n_devices)
{
gint64 time, start_time = nm_utils_get_monotonic_timestamp_ns ();
guint i;
char name[64];
const NMPlatformLink *pllink;
gs_unref_array GArray *ifindexes = g_array_sized_new (FALSE, FALSE, sizeof (int), n_devices);
const gint EX = ((int) (nmtst_get_rand_int () % 4)) - 1;
g_assert (EX >= -1 && EX <= 2);
_LOGI (">>> create devices (EX=%d)...", EX);
for (i = 0; i < n_devices; i++) {
nm_sprintf_buf (name, "t-%05u", i);
if (EX == 2) {
/* This mode is different from letting nmtstp_link_dummy_add()
* because in this case we don't process any platform events
* while adding all the links. */
nmtstp_run_command_check ("ip link add %s type dummy", name);
} else
nmtstp_link_dummy_add (EX, name);
}
_LOGI (">>> process events after creating devices...");
nm_platform_process_events (NM_PLATFORM_GET);
_LOGI (">>> check devices...");
for (i = 0; i < n_devices; i++) {
nm_sprintf_buf (name, "t-%05u", i);
pllink = nm_platform_link_get_by_ifname (NM_PLATFORM_GET, name);
g_assert (pllink);
g_assert_cmpint (pllink->type, ==, NM_LINK_TYPE_DUMMY);
g_assert_cmpstr (pllink->name, ==, name);
g_array_append_val (ifindexes, pllink->ifindex);
}
_LOGI (">>> delete devices...");
g_assert_cmpint (ifindexes->len, ==, n_devices);
for (i = 0; i < n_devices; i++) {
nm_sprintf_buf (name, "t-%05u", i);
if (EX == 2)
nmtstp_run_command_check ("ip link delete %s", name);
else
nmtstp_link_del (EX, g_array_index (ifindexes, int, i), name);
}
_LOGI (">>> process events after deleting devices...");
nm_platform_process_events (NM_PLATFORM_GET);
time = nm_utils_get_monotonic_timestamp_ns () - start_time;
_LOGI (">>> finished in %ld.%09ld seconds", (long) (time / NM_UTILS_NS_PER_SECOND), (long) (time % NM_UTILS_NS_PER_SECOND));
}
static void
test_create_many_links (gconstpointer user_data)
{
guint n_devices = GPOINTER_TO_UINT (user_data);
if (n_devices > 100 && nmtst_test_quick ()) {
g_print ("Skipping test: don't run long running test %s (NMTST_DEBUG=slow)\n", str_if_set (g_get_prgname (), "test-link-linux"));
g_test_skip ("Skip long running test");
return;
}
test_create_many_links_do (n_devices);
}
/*****************************************************************************/
static void
test_nl_bugs_veth (void)
{
@ -1756,6 +1833,9 @@ setup_tests (void)
g_test_add_func ("/link/software/vlan/set-xgress", test_vlan_set_xgress);
g_test_add_data_func ("/link/create-many-links/20", GUINT_TO_POINTER (20), test_create_many_links);
g_test_add_data_func ("/link/create-many-links/1000", GUINT_TO_POINTER (1000), test_create_many_links);
g_test_add_func ("/link/nl-bugs/veth", test_nl_bugs_veth);
g_test_add_func ("/link/nl-bugs/spurious-newlink", test_nl_bugs_spuroius_newlink);
g_test_add_func ("/link/nl-bugs/spurious-dellink", test_nl_bugs_spuroius_dellink);