[AWARE] Baseline throughput test

Single NDP, Aware-only / no infra (not associated)

Bug: 31940045
Test: test produces expected throughput
Change-Id: I692b85bee39b739f2695c7e809630d0ecbd1b474
diff --git a/acts/tests/google/wifi/aware/performance/ThroughputTest.py b/acts/tests/google/wifi/aware/performance/ThroughputTest.py
new file mode 100644
index 0000000..f823f5c
--- /dev/null
+++ b/acts/tests/google/wifi/aware/performance/ThroughputTest.py
@@ -0,0 +1,136 @@
+#!/usr/bin/python3.4
+#
+#   Copyright 2017 - The Android Open Source Project
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+
+import json
+import pprint
+import time
+
+from acts import asserts
+from acts.test_utils.net import connectivity_const as cconsts
+from acts.test_utils.wifi.aware import aware_const as aconsts
+from acts.test_utils.wifi.aware import aware_test_utils as autils
+from acts.test_utils.wifi.aware.AwareBaseTest import AwareBaseTest
+
+
+class ThroughputTest(AwareBaseTest):
+  """Set of tests for Wi-Fi Aware to measure latency of Aware operations."""
+
+  # number of second to 'reasonably' wait to make sure that devices synchronize
+  # with each other - useful for OOB test cases, where the OOB discovery would
+  # take some time
+  WAIT_FOR_CLUSTER = 5
+
+  def __init__(self, controllers):
+    AwareBaseTest.__init__(self, controllers)
+
+  def request_network(self, dut, ns):
+    """Request a Wi-Fi Aware network.
+
+    Args:
+      dut: Device
+      ns: Network specifier
+    Returns: the request key
+    """
+    network_req = {"TransportType": 5, "NetworkSpecifier": ns}
+    return dut.droid.connectivityRequestWifiAwareNetwork(network_req)
+
+  ########################################################################
+
+  def test_iperf_single_ndp_aware_only(self):
+    """Measure iperf performance on a single NDP, with Aware enabled and no
+    infrastructure connection - i.e. device is not associated to an AP"""
+    init_dut = self.android_devices[0]
+    init_dut.pretty_name = "Initiator"
+    resp_dut = self.android_devices[1]
+    resp_dut.pretty_name = "Responder"
+
+    # Initiator+Responder: attach and wait for confirmation & identity
+    init_id = init_dut.droid.wifiAwareAttach(True)
+    autils.wait_for_event(init_dut, aconsts.EVENT_CB_ON_ATTACHED)
+    init_ident_event = autils.wait_for_event(
+        init_dut, aconsts.EVENT_CB_ON_IDENTITY_CHANGED)
+    init_mac = init_ident_event["data"]["mac"]
+    resp_id = resp_dut.droid.wifiAwareAttach(True)
+    autils.wait_for_event(resp_dut, aconsts.EVENT_CB_ON_ATTACHED)
+    resp_ident_event = autils.wait_for_event(
+        resp_dut, aconsts.EVENT_CB_ON_IDENTITY_CHANGED)
+    resp_mac = resp_ident_event["data"]["mac"]
+
+    # wait for for devices to synchronize with each other - there are no other
+    # mechanisms to make sure this happens for OOB discovery (except retrying
+    # to execute the data-path request)
+    time.sleep(self.WAIT_FOR_CLUSTER)
+
+    # Responder: request network
+    resp_req_key = self.request_network(
+        resp_dut,
+        resp_dut.droid.wifiAwareCreateNetworkSpecifierOob(
+            resp_id, aconsts.DATA_PATH_RESPONDER, init_mac, None))
+
+    # Initiator: request network
+    init_req_key = self.request_network(
+        init_dut,
+        init_dut.droid.wifiAwareCreateNetworkSpecifierOob(
+            init_id, aconsts.DATA_PATH_INITIATOR, resp_mac, None))
+
+    # Initiator & Responder: wait for network formation
+    init_net_event = autils.wait_for_event_with_keys(
+        init_dut, cconsts.EVENT_NETWORK_CALLBACK, autils.EVENT_TIMEOUT,
+        (cconsts.NETWORK_CB_KEY_EVENT,
+         cconsts.NETWORK_CB_LINK_PROPERTIES_CHANGED),
+        (cconsts.NETWORK_CB_KEY_ID, init_req_key))
+    resp_net_event = autils.wait_for_event_with_keys(
+        resp_dut, cconsts.EVENT_NETWORK_CALLBACK, autils.EVENT_TIMEOUT,
+        (cconsts.NETWORK_CB_KEY_EVENT,
+         cconsts.NETWORK_CB_LINK_PROPERTIES_CHANGED),
+        (cconsts.NETWORK_CB_KEY_ID, resp_req_key))
+
+    init_aware_if = init_net_event["data"][
+        cconsts.NETWORK_CB_KEY_INTERFACE_NAME]
+    resp_aware_if = resp_net_event["data"][
+        cconsts.NETWORK_CB_KEY_INTERFACE_NAME]
+    self.log.info("Interface names: I=%s, R=%s", init_aware_if, resp_aware_if)
+
+    init_ipv6 = init_dut.droid.connectivityGetLinkLocalIpv6Address(
+        init_aware_if).split("%")[0]
+    resp_ipv6 = resp_dut.droid.connectivityGetLinkLocalIpv6Address(
+        resp_aware_if).split("%")[0]
+    self.log.info("Interface addresses (IPv6): I=%s, R=%s", init_ipv6,
+                  resp_ipv6)
+
+    # Run iperf3
+    result, data = init_dut.run_iperf_server("-D")
+    asserts.assert_true(result, "Can't start iperf3 server")
+
+    result, data = resp_dut.run_iperf_client(
+        "%s%%%s" % (init_ipv6, resp_aware_if), "-6 -J")
+    self.log.debug(data)
+    asserts.assert_true(result,
+                        "Failure starting/running iperf3 in client mode")
+    self.log.debug(pprint.pformat(data))
+
+    # clean-up
+    resp_dut.droid.connectivityUnregisterNetworkCallback(resp_req_key)
+    init_dut.droid.connectivityUnregisterNetworkCallback(init_req_key)
+
+    # Collect results
+    results = {}
+    data_json = json.loads("".join(data))
+    results["tx_rate"] = data_json["end"]["sum_sent"]["bits_per_second"]
+    results["rx_rate"] = data_json["end"]["sum_received"]["bits_per_second"]
+    self.log.info("iPerf3: Sent = %d bps Received = %d bps", results["tx_rate"],
+                  results["rx_rate"])
+    asserts.explicit_pass("Aware data-path test passes", extras=results)