ninharp/ninlight-w600
1
1
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases 1 Wiki Activity

feat: WLAN-Zustandsautomat mit Onboarding, Backoff und AP-Fallback

Browse Source
This commit is contained in:
Michael Sauer
2026-09-11 22:35:30 +02:00
parent dc23d3d887
commit 2bdeaed98d
5 changed files with 415 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
test/test_wifi_sm.c
+172
View File
@@ -0,0 +1,172 @@
#include <string.h>
#include "unity.h"
#include "net/nl_wifi_sm.h"
static nl_wifi_sm_t sm;
static nl_wifi_actions_t a;
void setUp(void) { memset(&sm, 0, sizeof sm); }
void tearDown(void) {}
static void test_start_without_credentials_opens_ap(void)
{
a = nl_wifi_sm_start(&sm, false, 0);
TEST_ASSERT_TRUE(a.start_ap);
TEST_ASSERT_TRUE(a.pulse_on);
TEST_ASSERT_FALSE(a.connect);
TEST_ASSERT_EQUAL(NL_WIFI_ST_AP_ONBOARDING, sm.state);
TEST_ASSERT_TRUE(nl_wifi_sm_open_access(&sm));
TEST_ASSERT_EQUAL_STRING("ap", nl_wifi_sm_mode(&sm));
}
static void test_start_with_credentials_connects(void)
{
a = nl_wifi_sm_start(&sm, true, 0);
TEST_ASSERT_TRUE(a.connect);
TEST_ASSERT_FALSE(a.use_test_creds);
TEST_ASSERT_FALSE(a.start_ap);
TEST_ASSERT_FALSE(nl_wifi_sm_open_access(&sm));
a = nl_wifi_sm_event(&sm, NL_WIFI_EV_CONNECTED, NL_WIFI_ERR_NONE, 3000);
TEST_ASSERT_EQUAL(NL_WIFI_ST_STA_CONNECTED, sm.state);
TEST_ASSERT_EQUAL_STRING("sta", nl_wifi_sm_mode(&sm));
}
static void test_retry_with_backoff(void)
{
nl_wifi_sm_start(&sm, true, 0);
nl_wifi_sm_event(&sm, NL_WIFI_EV_JOIN_FAILED, NL_WIFI_ERR_AUTH, 1000);
TEST_ASSERT_FALSE(nl_wifi_sm_tick(&sm, 1999).connect);
TEST_ASSERT_TRUE(nl_wifi_sm_tick(&sm, 2000).connect);
nl_wifi_sm_event(&sm, NL_WIFI_EV_JOIN_FAILED, NL_WIFI_ERR_AUTH, 3000);
TEST_ASSERT_FALSE(nl_wifi_sm_tick(&sm, 4999).connect);
TEST_ASSERT_TRUE(nl_wifi_sm_tick(&sm, 5000).connect); /* 2 s */
nl_wifi_sm_event(&sm, NL_WIFI_EV_JOIN_FAILED, NL_WIFI_ERR_AUTH, 6000);
TEST_ASSERT_TRUE(nl_wifi_sm_tick(&sm, 10000).connect); /* 4 s */
for (int i = 0; i < 10; i++)
nl_wifi_sm_event(&sm, NL_WIFI_EV_JOIN_FAILED, NL_WIFI_ERR_AUTH, 20000);
TEST_ASSERT_FALSE(nl_wifi_sm_tick(&sm, 79999).connect);
TEST_ASSERT_TRUE(nl_wifi_sm_tick(&sm, 80000).connect); /* capped at 60 s */
}
static void test_fallback_after_five_minutes(void)
{
nl_wifi_sm_start(&sm, true, 0);
nl_wifi_sm_event(&sm, NL_WIFI_EV_JOIN_FAILED, NL_WIFI_ERR_NOT_FOUND, 1000);
a = nl_wifi_sm_tick(&sm, NL_WIFI_FALLBACK_MS - 1);
TEST_ASSERT_FALSE(a.start_ap);
a = nl_wifi_sm_tick(&sm, NL_WIFI_FALLBACK_MS);
TEST_ASSERT_TRUE(a.start_ap);
TEST_ASSERT_FALSE(a.pulse_on);
TEST_ASSERT_EQUAL(NL_WIFI_ST_APSTA_FALLBACK, sm.state);
TEST_ASSERT_EQUAL_STRING("apsta", nl_wifi_sm_mode(&sm));
TEST_ASSERT_FALSE(nl_wifi_sm_open_access(&sm));
/* retries continue */
nl_wifi_sm_event(&sm, NL_WIFI_EV_JOIN_FAILED, NL_WIFI_ERR_NOT_FOUND, 400000);
TEST_ASSERT_TRUE(nl_wifi_sm_tick(&sm, 460000).connect);
/* reconnect closes the AP 10 s later */
a = nl_wifi_sm_event(&sm, NL_WIFI_EV_CONNECTED, NL_WIFI_ERR_NONE, 500000);
TEST_ASSERT_FALSE(a.stop_ap);
TEST_ASSERT_EQUAL(NL_WIFI_ST_STA_CONNECTED, sm.state);
TEST_ASSERT_FALSE(nl_wifi_sm_tick(&sm, 509999).stop_ap);
TEST_ASSERT_TRUE(nl_wifi_sm_tick(&sm, 510000).stop_ap);
TEST_ASSERT_EQUAL_STRING("sta", nl_wifi_sm_mode(&sm));
}
static void test_disconnect_while_connected(void)
{
nl_wifi_sm_start(&sm, true, 0);
nl_wifi_sm_event(&sm, NL_WIFI_EV_CONNECTED, NL_WIFI_ERR_NONE, 1000);
nl_wifi_sm_event(&sm, NL_WIFI_EV_DISCONNECTED, NL_WIFI_ERR_NONE, 100000);
TEST_ASSERT_EQUAL(NL_WIFI_ST_STA_CONNECTING, sm.state);
TEST_ASSERT_TRUE(nl_wifi_sm_tick(&sm, 101000).connect);
/* fallback timer restarts at the disconnect */
TEST_ASSERT_FALSE(nl_wifi_sm_tick(&sm, 100000 + NL_WIFI_FALLBACK_MS - 1).start_ap);
TEST_ASSERT_TRUE(nl_wifi_sm_tick(&sm, 100000 + NL_WIFI_FALLBACK_MS).start_ap);
}
static void test_onboarding_success(void)
{
nl_wifi_sm_start(&sm, false, 0);
a = nl_wifi_sm_onboard(&sm, 5000);
TEST_ASSERT_FALSE(a.start_ap); /* already up */
TEST_ASSERT_TRUE(a.connect);
TEST_ASSERT_TRUE(a.use_test_creds);
TEST_ASSERT_EQUAL(NL_WIFI_ST_ONBOARD_TEST, sm.state);
TEST_ASSERT_TRUE(nl_wifi_sm_open_access(&sm));
TEST_ASSERT_EQUAL_STRING("apsta", nl_wifi_sm_mode(&sm));
TEST_ASSERT_FALSE(nl_wifi_sm_event(&sm, NL_WIFI_EV_DISCONNECTED, NL_WIFI_ERR_NONE, 6000).save_test_creds);
a = nl_wifi_sm_event(&sm, NL_WIFI_EV_CONNECTED, NL_WIFI_ERR_NONE, 9000);
TEST_ASSERT_TRUE(a.save_test_creds);
TEST_ASSERT_TRUE(a.pulse_off);
TEST_ASSERT_EQUAL(NL_WIFI_ST_STA_CONNECTED, sm.state);
TEST_ASSERT_FALSE(nl_wifi_sm_open_access(&sm));
TEST_ASSERT_FALSE(nl_wifi_sm_tick(&sm, 9000 + NL_WIFI_AP_CLOSE_ONBOARD_MS - 1).stop_ap);
TEST_ASSERT_TRUE(nl_wifi_sm_tick(&sm, 9000 + NL_WIFI_AP_CLOSE_ONBOARD_MS).stop_ap);
}
static void test_onboarding_failure_without_credentials(void)
{
nl_wifi_sm_start(&sm, false, 0);
nl_wifi_sm_onboard(&sm, 5000);
a = nl_wifi_sm_event(&sm, NL_WIFI_EV_JOIN_FAILED, NL_WIFI_ERR_AUTH, 8000);
TEST_ASSERT_FALSE(a.pulse_off);
TEST_ASSERT_FALSE(a.stop_ap);
TEST_ASSERT_FALSE(a.connect);
TEST_ASSERT_EQUAL(NL_WIFI_ST_AP_ONBOARDING, sm.state);
TEST_ASSERT_EQUAL(NL_WIFI_ERR_AUTH, sm.error);
TEST_ASSERT_EQUAL_STRING("auth", nl_wifi_error_name(sm.error));
TEST_ASSERT_TRUE(nl_wifi_sm_open_access(&sm));
}
static void test_onboarding_timeout(void)
{
nl_wifi_sm_start(&sm, false, 0);
nl_wifi_sm_onboard(&sm, 5000);
TEST_ASSERT_EQUAL(NL_WIFI_ST_ONBOARD_TEST, sm.state);
nl_wifi_sm_tick(&sm, 5000 + NL_WIFI_ONBOARD_TIMEOUT_MS - 1);
TEST_ASSERT_EQUAL(NL_WIFI_ST_ONBOARD_TEST, sm.state);
nl_wifi_sm_tick(&sm, 5000 + NL_WIFI_ONBOARD_TIMEOUT_MS);
TEST_ASSERT_EQUAL(NL_WIFI_ST_AP_ONBOARDING, sm.state);
TEST_ASSERT_EQUAL_STRING("timeout", nl_wifi_error_name(sm.error));
}
static void test_onboarding_while_connected_falls_back_to_old_credentials(void)
{
nl_wifi_sm_start(&sm, true, 0);
nl_wifi_sm_event(&sm, NL_WIFI_EV_CONNECTED, NL_WIFI_ERR_NONE, 1000);
a = nl_wifi_sm_onboard(&sm, 2000);
TEST_ASSERT_TRUE(a.start_ap);
TEST_ASSERT_FALSE(a.pulse_on);
TEST_ASSERT_TRUE(a.use_test_creds);
TEST_ASSERT_FALSE(nl_wifi_sm_open_access(&sm));
a = nl_wifi_sm_event(&sm, NL_WIFI_EV_JOIN_FAILED, NL_WIFI_ERR_NOT_FOUND, 4000);
TEST_ASSERT_TRUE(a.connect);
TEST_ASSERT_FALSE(a.use_test_creds);
TEST_ASSERT_EQUAL(NL_WIFI_ST_APSTA_FALLBACK, sm.state);
TEST_ASSERT_EQUAL_STRING("not_found", nl_wifi_error_name(sm.error));
a = nl_wifi_sm_event(&sm, NL_WIFI_EV_CONNECTED, NL_WIFI_ERR_NONE, 6000);
TEST_ASSERT_FALSE(a.save_test_creds);
TEST_ASSERT_TRUE(nl_wifi_sm_tick(&sm, 16000).stop_ap);
}
static void test_error_names(void)
{
TEST_ASSERT_NULL(nl_wifi_error_name(NL_WIFI_ERR_NONE));
TEST_ASSERT_EQUAL_STRING("not_found", nl_wifi_error_name(NL_WIFI_ERR_NOT_FOUND));
}
int main(void)
{
UNITY_BEGIN();
RUN_TEST(test_start_without_credentials_opens_ap);
RUN_TEST(test_start_with_credentials_connects);
RUN_TEST(test_retry_with_backoff);
RUN_TEST(test_fallback_after_five_minutes);
RUN_TEST(test_disconnect_while_connected);
RUN_TEST(test_onboarding_success);
RUN_TEST(test_onboarding_failure_without_credentials);
RUN_TEST(test_onboarding_timeout);
RUN_TEST(test_onboarding_while_connected_falls_back_to_old_credentials);
RUN_TEST(test_error_names);
return UNITY_END();
}