#!/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.

from acts import asserts
from acts.test_utils.wifi import wifi_test_utils as wutils
from acts.test_utils.wifi.rtt import rtt_const as rconsts
from acts.test_utils.wifi.rtt import rtt_test_utils as rutils
from acts.test_utils.wifi.rtt.RttBaseTest import RttBaseTest


class RangeApMiscTest(RttBaseTest):
    """Test class for RTT ranging to Access Points - miscellaneous tests which
  do not fit into the strict IEEE 802.11mc supporting or non-supporting test
  beds - e.g. a mixed test."""

    # Number of RTT iterations
    NUM_ITER = 10

    # Time gap (in seconds) between iterations
    TIME_BETWEEN_ITERATIONS = 0

    #############################################################################

    def test_rtt_mixed_80211mc_supporting_aps_wo_privilege(self):
        """Scan for APs and perform RTT on one supporting and one non-supporting
    IEEE 802.11mc APs with the device not having privilege access (expect
    failures)."""
        dut = self.android_devices[0]
        rutils.config_privilege_override(dut, True)
        rtt_aps = rutils.scan_with_rtt_support_constraint(dut, True)
        non_rtt_aps = rutils.scan_with_rtt_support_constraint(dut, False)
        mix_list = [rtt_aps[0], non_rtt_aps[0]]
        dut.log.debug("Visible non-IEEE 802.11mc APs=%s", mix_list)
        events = rutils.run_ranging(dut, mix_list, self.NUM_ITER,
                                    self.TIME_BETWEEN_ITERATIONS)
        stats = rutils.analyze_results(events, self.rtt_reference_distance_mm,
                                       self.rtt_reference_distance_margin_mm,
                                       self.rtt_min_expected_rssi_dbm,
                                       self.lci_reference, self.lcr_reference)
        dut.log.debug("Stats=%s", stats)

        for bssid, stat in stats.items():
            asserts.assert_true(
                stat['num_no_results'] == 0,
                "Missing (timed-out) results",
                extras=stats)
            if bssid == rtt_aps[0][wutils.WifiEnums.BSSID_KEY]:
                asserts.assert_false(
                    stat['any_lci_mismatch'], "LCI mismatch", extras=stats)
                asserts.assert_false(
                    stat['any_lcr_mismatch'], "LCR mismatch", extras=stats)
                asserts.assert_equal(
                    stat['num_invalid_rssi'], 0, "Invalid RSSI", extras=stats)
                asserts.assert_true(
                    stat['num_failures'] <=
                    self.rtt_max_failure_rate_two_sided_rtt_percentage *
                    stat['num_results'] / 100,
                    "Failure rate is too high",
                    extras=stats)
                asserts.assert_true(
                    stat['num_range_out_of_margin'] <=
                    self.rtt_max_margin_exceeded_rate_two_sided_rtt_percentage
                    * stat['num_success_results'] / 100,
                    "Results exceeding error margin rate is too high",
                    extras=stats)
            else:
                asserts.assert_true(
                    stat['num_failures'] == self.NUM_ITER,
                    "All one-sided RTT requests must fail when executed without privilege",
                    extras=stats)
                for code in stat['status_codes']:
                    asserts.assert_true(
                        code == rconsts.
                        EVENT_CB_RANGING_STATUS_RESPONDER_DOES_NOT_SUPPORT_IEEE80211MC,
                        "Expected non-support error code",
                        extras=stats)
        asserts.explicit_pass("RTT test done", extras=stats)