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tests: Extend DFS testing to include channel switch

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Simulate a radar detection event to verify that hostapd switches
channels properly and the station follows the AP to the new channel.

Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
This commit is contained in:
Jouni Malinen 2014-10-09 01:23:21 +03:00 committed by Jouni Malinen
parent c634d320ef
commit 831cb7af96
1 changed files with 21 additions and 0 deletions
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21
tests/hwsim/test_dfs.py
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@ -83,6 +83,27 @@ def test_dfs(dev, apdev):
raise Exception("Unexpected frequency")
dev[0].connect("dfs", key_mgmt="NONE")
hwsim_utils.test_connectivity(dev[0].ifname, apdev[0]['ifname'])
hapd.request("RADAR DETECTED freq=5260 ht_enabled=1 chan_width=1")
ev = hapd.wait_event(["DFS-RADAR-DETECTED"], timeout=10)
if ev is None:
raise Exception("DFS-RADAR-DETECTED event not reported")
if "freq=5260" not in ev:
raise Exception("Incorrect frequency in radar detected event: " + ev);
ev = hapd.wait_event(["DFS-NEW-CHANNEL"], timeout=70)
if ev is None:
raise Exception("DFS-NEW-CHANNEL event not reported")
if "freq=5260" in ev:
raise Exception("Channel did not change after radar was detected");
ev = hapd.wait_event(["AP-CSA-FINISHED"], timeout=70)
if ev is None:
raise Exception("AP-CSA-FINISHED event not reported")
if "freq=5260" in ev:
raise Exception("Channel did not change after radar was detected(2)");
time.sleep(1)
hwsim_utils.test_connectivity(dev[0].ifname, apdev[0]['ifname'])
finally:
subprocess.call(['sudo', 'iw', 'reg', 'set', '00'])