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// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chromeos/ash/components/audio/audio_device_encoding.h"
#include "chromeos/ash/components/audio/audio_device.h"
#include "chromeos/ash/components/audio/audio_device_selection_test_base.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace ash {
class AudioDeviceEncodingTest : public AudioDeviceSelectionTestBase {};
// Test that EncodeAudioDeviceSet encodes an audio device set correctly.
TEST_F(AudioDeviceEncodingTest, EncodeAudioDeviceSet) {
struct {
const AudioDeviceList devices;
const uint32_t expected_number;
} items[] = {
{{}, 0b0},
{{AudioDevice(NewInputNode("INTERNAL_MIC"))}, 0b1},
{{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("FRONT_MIC"))},
0b10},
{{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("FRONT_MIC")),
AudioDevice(NewInputNode("REAR_MIC"))},
0b11},
{{AudioDevice(NewOutputNode("INTERNAL_SPEAKER"))}, 1},
{{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("MIC"))},
0b101},
{{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("USB"))},
0b10001},
{{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("USB")), AudioDevice(NewInputNode("USB"))},
0b100001},
{{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("USB")), AudioDevice(NewInputNode("USB")),
AudioDevice(NewInputNode("USB"))},
0b110001},
{{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("MIC")), AudioDevice(NewInputNode("USB"))},
0b10101},
{{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("BLUETOOTH"))},
0b1000001},
{{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("MIC")), AudioDevice(NewInputNode("USB")),
AudioDevice(NewInputNode("BLUETOOTH"))},
0b1010101},
{{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("HDMI"))},
0b100000001},
{{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("MIC")), AudioDevice(NewInputNode("USB")),
AudioDevice(NewInputNode("HDMI"))},
0b100010101},
{{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("MIC")), AudioDevice(NewInputNode("USB")),
AudioDevice(NewInputNode("BLUETOOTH")),
AudioDevice(NewInputNode("HDMI"))},
0b101010101},
};
for (const auto& item : items) {
EXPECT_EQ(EncodeAudioDeviceSet(item.devices), item.expected_number);
}
}
// Test that EncodeBeforeAndAfterAudioDeviceSets encodes an audio device set
// correctly.
TEST_F(AudioDeviceEncodingTest, EncodeBeforeAndAfterAudioDeviceSets) {
struct {
const AudioDeviceList device_set_before;
const AudioDeviceList device_set_after;
const uint32_t expected_number;
} items[] = {
{{}, {}, 0},
{{AudioDevice(NewInputNode("INTERNAL_MIC"))},
{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("MIC"))},
0b100000000000101},
{{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("REAR_MIC"))},
{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("REAR_MIC")),
AudioDevice(NewInputNode("MIC"))},
0b1000000000000110},
{{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("MIC"))},
{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("MIC")), AudioDevice(NewInputNode("USB"))},
0b10100000000010101},
{{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("USB"))},
{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("USB")),
AudioDevice(NewInputNode("BLUETOOTH"))},
0b1000100000001010001},
{{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("MIC")), AudioDevice(NewInputNode("USB"))},
{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("MIC")), AudioDevice(NewInputNode("USB")),
AudioDevice(NewInputNode("BLUETOOTH"))},
0b1010100000001010101},
{{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("BLUETOOTH")),
AudioDevice(NewInputNode("USB"))},
{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("USB"))},
0b101000100000000010001},
{{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("BLUETOOTH"))},
{AudioDevice(NewInputNode("INTERNAL_MIC"))},
0b100000100000000000001},
{{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("MIC")), AudioDevice(NewInputNode("USB")),
AudioDevice(NewInputNode("BLUETOOTH"))},
{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("MIC")), AudioDevice(NewInputNode("USB")),
AudioDevice(NewInputNode("BLUETOOTH")),
AudioDevice(NewInputNode("HDMI"))},
0b101010100000101010101},
{{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("HDMI"))},
{AudioDevice(NewInputNode("INTERNAL_MIC"))},
0b10000000100000000000001},
{{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("MIC")), AudioDevice(NewInputNode("USB")),
AudioDevice(NewInputNode("HDMI"))},
{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("MIC")), AudioDevice(NewInputNode("USB"))},
0b10001010100000000010101},
{{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("MIC")), AudioDevice(NewInputNode("USB")),
AudioDevice(NewInputNode("BLUETOOTH")),
AudioDevice(NewInputNode("HDMI"))},
{AudioDevice(NewInputNode("INTERNAL_MIC")),
AudioDevice(NewInputNode("MIC")), AudioDevice(NewInputNode("USB")),
AudioDevice(NewInputNode("HDMI"))},
0b10101010100000100010101},
};
for (const auto& item : items) {
EXPECT_EQ(EncodeBeforeAndAfterAudioDeviceSets(item.device_set_before,
item.device_set_after),
item.expected_number);
}
}
} // namespace ash
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