# Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

AUTHOR = 'Chromium OS Audiovideo Team'
NAME = 'audio_LoopbackLatency'
PURPOSE = 'Test that audio loopback latency'
CRITERIA = """
Check if the audio played to line out can be heard mic in, and assert
the latency is within certain limit.
"""
ATTRIBUTES = "suite:audio"
TIME= 'SHORT'
TEST_CATEGORY = 'PLAYBACKCAPTURE'
TEST_CLASS = "audio"
TEST_TYPE = 'client'
DEPENDENCIES = 'audio_loopback_dongle'

DOC = """
Test that audio loopback latency is within certain limit.

NOTE: For this test to pass you need to have the line out looped back to mic-in.
This can be through a 3.5mm male-to-male cable or a loopback dongle depending on
your device.
"""

job.run_test('audio_LoopbackLatency')