[PATCH 6/6] tests: MLO: add color change test

Aditya Kumar Singh quic_adisi at quicinc.com
Mon Apr 22 05:40:05 PDT 2024


Add eht_mlo_color_change test case to perform color change on first link
of a AP MLD. Performing on non-first link will be done later.

Signed-off-by: Aditya Kumar Singh <quic_adisi at quicinc.com>
---
 tests/hwsim/test_eht.py | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/tests/hwsim/test_eht.py b/tests/hwsim/test_eht.py
index a012fe4e799d..30ce7a3dc45b 100644
--- a/tests/hwsim/test_eht.py
+++ b/tests/hwsim/test_eht.py
@@ -1823,3 +1823,42 @@ def test_eht_mlo_csa(dev, apdev):
             traffic_test(wpas, hapd0)
 
             #TODO: CSA on non-first link
+
+def test_eht_mlo_color_change(dev, apdev):
+    """EHT MLD AP. Color Change Announcement"""
+    with HWSimRadio(use_mlo=True) as (hapd_radio, hapd_iface), \
+        HWSimRadio(use_mlo=True) as (wpas_radio, wpas_iface):
+
+        ssid = "mld_ap"
+        passphrase = 'qwertyuiop'
+
+        params = eht_mld_ap_wpa2_params(ssid, passphrase,
+                                        key_mgmt="SAE", mfp="2", pwe='1')
+        params['link_id'] = '0'
+        params['he_bss_color'] = '42'
+
+        hapd0 = eht_mld_enable_ap(hapd_iface, params)
+
+        params['channel'] = '6'
+        params['link_id'] = '1'
+        params['he_bss_color'] = '24'
+
+        hapd1 = eht_mld_enable_ap(hapd_iface, params)
+
+        logger.info("Perform CCA on 1st link")
+        hapd0.request("COLOR_CHANGE 10")
+        time.sleep(1.5)
+
+        color = hapd0.get_status_field("he_bss_color")
+        if color != "10":
+            raise Exception("Expected current he_bss_color to be 10")
+
+        logger.info("Perform CCA on 1st link again")
+        hapd0.request("COLOR_CHANGE 60")
+        time.sleep(1.5)
+
+        color = hapd0.get_status_field("he_bss_color")
+        if color != "60":
+            raise Exception("Expected current he_bss_color to be 60")
+
+        #TODO: CCA on non-first link
-- 
2.34.1




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