# Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
#
# Use of this source code is governed by a BSD-style license
# that can be found in the LICENSE file in the root of the source
# tree. An additional intellectual property rights grant can be found
# in the file PATENTS.  All contributing project authors may
# be found in the AUTHORS file in the root of the source tree.

import("../../webrtc.gni")

rtc_static_library("congestion_controller") {
  sources = [
    "acknowledged_bitrate_estimator.cc",
    "acknowledged_bitrate_estimator.h",
    "bitrate_estimator.cc",
    "bitrate_estimator.h",
    "delay_based_bwe.cc",
    "delay_based_bwe.h",
    "include/receive_side_congestion_controller.h",
    "include/send_side_congestion_controller.h",
    "median_slope_estimator.cc",
    "median_slope_estimator.h",
    "probe_bitrate_estimator.cc",
    "probe_bitrate_estimator.h",
    "probe_controller.cc",
    "probe_controller.h",
    "receive_side_congestion_controller.cc",
    "send_side_congestion_controller.cc",
    "transport_feedback_adapter.cc",
    "transport_feedback_adapter.h",
    "trendline_estimator.cc",
    "trendline_estimator.h",
  ]

  if (rtc_enable_bwe_test_logging) {
    defines = [ "BWE_TEST_LOGGING_COMPILE_TIME_ENABLE=1" ]
  } else {
    defines = [ "BWE_TEST_LOGGING_COMPILE_TIME_ENABLE=0" ]
  }

  # TODO(jschuh): Bug 1348: fix this warning.
  configs += [ "//build/config/compiler:no_size_t_to_int_warning" ]

  if (!build_with_chromium && is_clang) {
    # Suppress warnings from the Chromium Clang plugin (bugs.webrtc.org/163).
    suppressed_configs += [ "//build/config/clang:find_bad_constructs" ]
  }

  deps = [
    "..:module_api",
    "../..:webrtc_common",
    "../../api:optional",
    "../../logging:rtc_event_log_api",
    "../../rtc_base:rtc_base",
    "../../rtc_base:rtc_base_approved",
    "../../rtc_base:rtc_numerics",
    "../../system_wrappers",
    "../bitrate_controller",
    "../pacing",
    "../remote_bitrate_estimator",
    "../rtp_rtcp",
    "../utility",
  ]
}

if (rtc_include_tests) {
  rtc_source_set("congestion_controller_unittests") {
    testonly = true

    # Skip restricting visibility on mobile platforms since the tests on those
    # gets additional generated targets which would require many lines here to
    # cover (which would be confusing to read and hard to maintain).
    if (!is_android && !is_ios) {
      visibility = [ "..:modules_unittests" ]
    }
    sources = [
      "acknowledged_bitrate_estimator_unittest.cc",
      "congestion_controller_unittests_helper.cc",
      "congestion_controller_unittests_helper.h",
      "delay_based_bwe_unittest.cc",
      "delay_based_bwe_unittest_helper.cc",
      "delay_based_bwe_unittest_helper.h",
      "median_slope_estimator_unittest.cc",
      "probe_bitrate_estimator_unittest.cc",
      "probe_controller_unittest.cc",
      "receive_side_congestion_controller_unittest.cc",
      "send_side_congestion_controller_unittest.cc",
      "transport_feedback_adapter_unittest.cc",
      "trendline_estimator_unittest.cc",
    ]
    deps = [
      ":congestion_controller",
      ":mock_congestion_controller",
      "../../rtc_base:rtc_base",
      "../../rtc_base:rtc_base_approved",
      "../../rtc_base:rtc_base_tests_utils",
      "../../system_wrappers:system_wrappers",
      "../../test:field_trial",
      "../../test:test_support",
      "../bitrate_controller:bitrate_controller",
      "../pacing:mock_paced_sender",
      "../pacing:pacing",
      "../remote_bitrate_estimator:remote_bitrate_estimator",
      "../rtp_rtcp:rtp_rtcp",
      "//testing/gmock",
    ]
    if (!build_with_chromium && is_clang) {
      # Suppress warnings from the Chromium Clang plugin (bugs.webrtc.org/163).
      suppressed_configs += [ "//build/config/clang:find_bad_constructs" ]
    }
  }

  rtc_source_set("mock_congestion_controller") {
    testonly = true
    sources = [
      "include/mock/mock_congestion_observer.h",
      "include/mock/mock_send_side_congestion_controller.h",
    ]
    deps = [
      ":congestion_controller",
      "../../test:test_support",
    ]
  }
}