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tests: HT 20/40 co-ex functionality during BSS lifetime

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Verify that AP acts on 40 MHz intolerant STA association/disassociation
and on 20/40 co-ex report indicating 40 MHz intolerant AP showed up and
removed.

Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
This commit is contained in:
Jouni Malinen 2014-04-15 17:42:40 +03:00 committed by Jouni Malinen
parent 13a524a30d
commit bd6bb3e37b
2 changed files with 80 additions and 1 deletions
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78
tests/hwsim/test_ap_ht.py
View file

@ -462,3 +462,81 @@ def test_ap_ht_capab_not_supported(dev, apdev):
hapd = hostapd.add_ap(apdev[0]['ifname'], params, no_enable=True)
if "FAIL" not in hapd.request("ENABLE"):
raise Exception("Unexpected ENABLE success")
def test_ap_ht_40mhz_intolerant_sta(dev, apdev):
"""Associated STA indicating 40 MHz intolerant"""
params = { "ssid": "intolerant",
"channel": "6",
"ht_capab": "[HT40-]" }
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
if hapd.get_status_field("num_sta_ht40_intolerant") != "0":
raise Exception("Unexpected num_sta_ht40_intolerant value")
if hapd.get_status_field("secondary_channel") != "-1":
raise Exception("Unexpected secondary_channel")
dev[0].connect("intolerant", key_mgmt="NONE", scan_freq="2437")
if hapd.get_status_field("num_sta_ht40_intolerant") != "0":
raise Exception("Unexpected num_sta_ht40_intolerant value")
if hapd.get_status_field("secondary_channel") != "-1":
raise Exception("Unexpected secondary_channel")
dev[2].connect("intolerant", key_mgmt="NONE", scan_freq="2437",
ht40_intolerant="1")
time.sleep(1)
if hapd.get_status_field("num_sta_ht40_intolerant") != "1":
raise Exception("Unexpected num_sta_ht40_intolerant value (expected 1)")
if hapd.get_status_field("secondary_channel") != "0":
raise Exception("Unexpected secondary_channel (did not disable 40 MHz)")
dev[2].request("DISCONNECT")
time.sleep(1)
if hapd.get_status_field("num_sta_ht40_intolerant") != "0":
raise Exception("Unexpected num_sta_ht40_intolerant value (expected 0)")
if hapd.get_status_field("secondary_channel") != "-1":
raise Exception("Unexpected secondary_channel (did not re-enable 40 MHz)")
def test_ap_ht_40mhz_intolerant_ap(dev, apdev):
"""Associated STA reports 40 MHz intolerant AP after association"""
params = { "ssid": "ht",
"channel": "6",
"ht_capab": "[HT40-]",
"obss_interval": "1" }
hapd = hostapd.add_ap(apdev[0]['ifname'], params)
dev[0].connect("ht", key_mgmt="NONE", scan_freq="2437")
if hapd.get_status_field("secondary_channel") != "-1":
raise Exception("Unexpected secondary channel information")
logger.info("Start 40 MHz intolerant AP")
params = { "ssid": "intolerant",
"channel": "5",
"ht_capab": "[40-INTOLERANT]" }
hapd2 = hostapd.add_ap(apdev[1]['ifname'], params)
logger.info("Waiting for co-ex report from STA")
ok = False
for i in range(0, 20):
time.sleep(1)
if hapd.get_status_field("secondary_channel") == "0":
logger.info("AP moved to 20 MHz channel")
ok = True
break
if not ok:
raise Exception("AP did not move to 20 MHz channel")
if "OK" not in hapd2.request("DISABLE"):
raise Exception("Failed to disable 40 MHz intolerant AP")
# make sure the intolerant AP disappears from scan results more quickly
dev[0].scan(only_new=True)
dev[0].scan(freq="2432", only_new=True)
logger.info("Waiting for AP to move back to 40 MHz channel")
ok = False
for i in range(0, 30):
time.sleep(1)
if hapd.get_status_field("secondary_channel") == "-1":
ok = True
if not ok:
raise Exception("AP did not move to 40 MHz channel")

3
tests/hwsim/wpasupplicant.py
View file

@ -658,7 +658,8 @@ class WpaSupplicant:
"eapol_flags", "fragment_size", "scan_ssid", "auth_alg",
"wpa_ptk_rekey", "disable_ht", "disable_vht", "bssid",
"disable_max_amsdu", "ampdu_factor", "ampdu_density",
"disable_ht40", "disable_sgi", "disable_ldpc" ]
"disable_ht40", "disable_sgi", "disable_ldpc",
"ht40_intolerant" ]
for field in not_quoted:
if field in kwargs and kwargs[field]:
self.set_network(id, field, kwargs[field])