blob: 96c23ed9f64632daa5265b4ff3c1d5284be4ca99 [file] [log] [blame]
* Copyright (C) 2012 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
* 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.
#include <stdint.h>
#include <gtest/gtest.h>
#include <UniquePtr.h>
#include <tinyalsa/asoundlib.h>
#include <Log.h>
#include <audio/AudioHardware.h>
class MixerTest : public testing::Test {
virtual void SetUp() {
virtual void TearDown() {
TEST_F(MixerTest, tryTinyAlsaTest) {
int hwId = AudioHardware::detectAudioHw();
ASSERT_TRUE(hwId >= 0);
struct mixer* mixerp = mixer_open(hwId);
ASSERT_TRUE(mixerp != NULL);
int num_ctls = mixer_get_num_ctls(mixerp);
LOGI("Number of mixel control %d", num_ctls);
for (int i = 0; i < num_ctls; i++) {
struct mixer_ctl* control = mixer_get_ctl(mixerp, i);
ASSERT_TRUE(control != NULL);
LOGI("Mixer control %s type %s value %d", mixer_ctl_get_name(control),
mixer_ctl_get_type_string(control), mixer_ctl_get_num_values(control));
// no mixer control for MobilePre. If this assumption fails,
// mixer control should be added.
ASSERT_TRUE(num_ctls == 0);