Merge changes from topics "audioArraysStaticCheck", "mvSystemAudioTests"

* changes:
  Move systemaudio_tests to system/media.
  Enable AUDIO_ARRAYS_STATIC_CHECK.
diff --git a/services/audioflinger/AudioFlinger.cpp b/services/audioflinger/AudioFlinger.cpp
index 27d7856..b01e485 100644
--- a/services/audioflinger/AudioFlinger.cpp
+++ b/services/audioflinger/AudioFlinger.cpp
@@ -19,6 +19,9 @@
 #define LOG_TAG "AudioFlinger"
 //#define LOG_NDEBUG 0
 
+// Define AUDIO_ARRAYS_STATIC_CHECK to check all audio arrays are correct
+#define AUDIO_ARRAYS_STATIC_CHECK 1
+
 #include "Configuration.h"
 #include <dirent.h>
 #include <math.h>
diff --git a/services/audiopolicy/TEST_MAPPING b/services/audiopolicy/TEST_MAPPING
index a94fd87..eb6c19e 100644
--- a/services/audiopolicy/TEST_MAPPING
+++ b/services/audiopolicy/TEST_MAPPING
@@ -2,9 +2,6 @@
   "presubmit": [
     {
        "name": "audiopolicy_tests"
-    },
-    {
-       "name": "systemaudio_tests"
     }
   ]
 }
diff --git a/services/audiopolicy/tests/Android.bp b/services/audiopolicy/tests/Android.bp
index df23410..6f627f0 100644
--- a/services/audiopolicy/tests/Android.bp
+++ b/services/audiopolicy/tests/Android.bp
@@ -38,29 +38,3 @@
     test_suites: ["device-tests"],
 
 }
-
-// system/audio.h utilities test
-
-cc_test {
-    name: "systemaudio_tests",
-
-    shared_libs: [
-        "libaudiofoundation",
-        "libbase",
-        "liblog",
-        "libmedia_helper",
-        "libutils",
-    ],
-
-    header_libs: ["libmedia_headers"],
-
-    srcs: ["systemaudio_tests.cpp"],
-
-    cflags: [
-        "-Werror",
-        "-Wall",
-    ],
-
-    test_suites: ["device-tests"],
-
-}
diff --git a/services/audiopolicy/tests/systemaudio_tests.cpp b/services/audiopolicy/tests/systemaudio_tests.cpp
deleted file mode 100644
index 1e4d07f..0000000
--- a/services/audiopolicy/tests/systemaudio_tests.cpp
+++ /dev/null
@@ -1,197 +0,0 @@
-/*
- * Copyright (C) 2018 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.
- */
-
-#include <unordered_set>
-
-#include <gtest/gtest.h>
-
-#define LOG_TAG "SysAudio_Test"
-#include <log/log.h>
-#include <media/PatchBuilder.h>
-#include <system/audio.h>
-
-using namespace android;
-
-TEST(SystemAudioTest, PatchInvalid) {
-    audio_patch patch{};
-    ASSERT_FALSE(audio_patch_is_valid(&patch));
-    patch.num_sources = AUDIO_PATCH_PORTS_MAX + 1;
-    patch.num_sinks = 1;
-    ASSERT_FALSE(audio_patch_is_valid(&patch));
-    patch.num_sources = 1;
-    patch.num_sinks = AUDIO_PATCH_PORTS_MAX + 1;
-    ASSERT_FALSE(audio_patch_is_valid(&patch));
-    patch.num_sources = 0;
-    patch.num_sinks = 1;
-    ASSERT_FALSE(audio_patch_is_valid(&patch));
-}
-
-TEST(SystemAudioTest, PatchValid) {
-    const audio_port_config src = {
-        .id = 1, .role = AUDIO_PORT_ROLE_SOURCE, .type = AUDIO_PORT_TYPE_DEVICE };
-    // It's OK not to have sinks.
-    ASSERT_TRUE(audio_patch_is_valid((PatchBuilder{}).addSource(src).patch()));
-    const audio_port_config sink = {
-        .id = 2, .role = AUDIO_PORT_ROLE_SINK, .type = AUDIO_PORT_TYPE_DEVICE };
-    ASSERT_TRUE(audio_patch_is_valid((PatchBuilder{}).addSource(src).addSink(sink).patch()));
-    ASSERT_TRUE(audio_patch_is_valid(
-                    (PatchBuilder{}).addSource(src).addSource(src).addSink(sink).patch()));
-    ASSERT_TRUE(audio_patch_is_valid(
-                    (PatchBuilder{}).addSource(src).addSink(sink).addSink(sink).patch()));
-    ASSERT_TRUE(audio_patch_is_valid(
-                    (PatchBuilder{}).addSource(src).addSource(src).
-                    addSink(sink).addSink(sink).patch()));
-}
-
-TEST(SystemAudioTest, PatchHwAvSync) {
-    audio_port_config device_src_cfg = {
-        .id = 1, .role = AUDIO_PORT_ROLE_SOURCE, .type = AUDIO_PORT_TYPE_DEVICE };
-    ASSERT_FALSE(audio_port_config_has_hw_av_sync(&device_src_cfg));
-    device_src_cfg.config_mask |= AUDIO_PORT_CONFIG_FLAGS;
-    ASSERT_FALSE(audio_port_config_has_hw_av_sync(&device_src_cfg));
-    device_src_cfg.flags.input = AUDIO_INPUT_FLAG_HW_AV_SYNC;
-    ASSERT_TRUE(audio_port_config_has_hw_av_sync(&device_src_cfg));
-
-    audio_port_config device_sink_cfg = {
-        .id = 1, .role = AUDIO_PORT_ROLE_SINK, .type = AUDIO_PORT_TYPE_DEVICE };
-    ASSERT_FALSE(audio_port_config_has_hw_av_sync(&device_sink_cfg));
-    device_sink_cfg.config_mask |= AUDIO_PORT_CONFIG_FLAGS;
-    ASSERT_FALSE(audio_port_config_has_hw_av_sync(&device_sink_cfg));
-    device_sink_cfg.flags.output = AUDIO_OUTPUT_FLAG_HW_AV_SYNC;
-    ASSERT_TRUE(audio_port_config_has_hw_av_sync(&device_sink_cfg));
-
-    audio_port_config mix_sink_cfg = {
-        .id = 1, .role = AUDIO_PORT_ROLE_SINK, .type = AUDIO_PORT_TYPE_MIX };
-    ASSERT_FALSE(audio_port_config_has_hw_av_sync(&mix_sink_cfg));
-    mix_sink_cfg.config_mask |= AUDIO_PORT_CONFIG_FLAGS;
-    ASSERT_FALSE(audio_port_config_has_hw_av_sync(&mix_sink_cfg));
-    mix_sink_cfg.flags.input = AUDIO_INPUT_FLAG_HW_AV_SYNC;
-    ASSERT_TRUE(audio_port_config_has_hw_av_sync(&mix_sink_cfg));
-
-    audio_port_config mix_src_cfg = {
-        .id = 1, .role = AUDIO_PORT_ROLE_SOURCE, .type = AUDIO_PORT_TYPE_MIX };
-    ASSERT_FALSE(audio_port_config_has_hw_av_sync(&mix_src_cfg));
-    mix_src_cfg.config_mask |= AUDIO_PORT_CONFIG_FLAGS;
-    ASSERT_FALSE(audio_port_config_has_hw_av_sync(&mix_src_cfg));
-    mix_src_cfg.flags.output = AUDIO_OUTPUT_FLAG_HW_AV_SYNC;
-    ASSERT_TRUE(audio_port_config_has_hw_av_sync(&mix_src_cfg));
-}
-
-TEST(SystemAudioTest, PatchEqual) {
-    const audio_patch patch1{}, patch2{};
-    // Invalid patches are not equal.
-    ASSERT_FALSE(audio_patches_are_equal(&patch1, &patch2));
-    const audio_port_config src = {
-        .id = 1, .role = AUDIO_PORT_ROLE_SOURCE, .type = AUDIO_PORT_TYPE_DEVICE };
-    const audio_port_config sink = {
-        .id = 2, .role = AUDIO_PORT_ROLE_SINK, .type = AUDIO_PORT_TYPE_DEVICE };
-    ASSERT_FALSE(audio_patches_are_equal(
-                    (PatchBuilder{}).addSource(src).patch(),
-                    (PatchBuilder{}).addSource(src).addSink(sink).patch()));
-    ASSERT_TRUE(audio_patches_are_equal(
-                    (PatchBuilder{}).addSource(src).addSink(sink).patch(),
-                    (PatchBuilder{}).addSource(src).addSink(sink).patch()));
-    ASSERT_FALSE(audio_patches_are_equal(
-                    (PatchBuilder{}).addSource(src).addSink(sink).patch(),
-                    (PatchBuilder{}).addSource(src).addSource(src).addSink(sink).patch()));
-    audio_port_config sink_hw_av_sync = sink;
-    sink_hw_av_sync.config_mask |= AUDIO_PORT_CONFIG_FLAGS;
-    sink_hw_av_sync.flags.output = AUDIO_OUTPUT_FLAG_HW_AV_SYNC;
-    ASSERT_FALSE(audio_patches_are_equal(
-                    (PatchBuilder{}).addSource(src).addSink(sink).patch(),
-                    (PatchBuilder{}).addSource(src).addSink(sink_hw_av_sync).patch()));
-    ASSERT_TRUE(audio_patches_are_equal(
-                    (PatchBuilder{}).addSource(src).addSink(sink_hw_av_sync).patch(),
-                    (PatchBuilder{}).addSource(src).addSink(sink_hw_av_sync).patch()));
-}
-
-void runAudioDeviceTypeHelperFunction(const std::unordered_set<audio_devices_t>& allDevices,
-                                      const audio_devices_t targetDevices[],
-                                      unsigned int targetDeviceCount,
-                                      const std::string& deviceTag,
-                                      bool (*device_type_helper_function)(audio_devices_t))
-{
-    std::unordered_set<audio_devices_t> devices(targetDevices, targetDevices + targetDeviceCount);
-    for (auto device : allDevices) {
-        if (devices.find(device) == devices.end()) {
-            ASSERT_FALSE(device_type_helper_function(device))
-                    << std::hex << device << " should not be " << deviceTag << " device";
-        } else {
-            ASSERT_TRUE(device_type_helper_function(device))
-                    << std::hex << device << " should be " << deviceTag << " device";
-        }
-    }
-}
-
-TEST(SystemAudioTest, AudioDeviceTypeHelperFunction) {
-    std::unordered_set<audio_devices_t> allDeviceTypes;
-    allDeviceTypes.insert(std::begin(AUDIO_DEVICE_OUT_ALL_ARRAY),
-            std::end(AUDIO_DEVICE_OUT_ALL_ARRAY));
-    allDeviceTypes.insert(std::begin(AUDIO_DEVICE_IN_ALL_ARRAY),
-            std::end(AUDIO_DEVICE_IN_ALL_ARRAY));
-
-    runAudioDeviceTypeHelperFunction(allDeviceTypes, AUDIO_DEVICE_OUT_ALL_ARRAY,
-            std::size(AUDIO_DEVICE_OUT_ALL_ARRAY), "output", audio_is_output_device);
-    runAudioDeviceTypeHelperFunction(allDeviceTypes, AUDIO_DEVICE_IN_ALL_ARRAY,
-            std::size(AUDIO_DEVICE_IN_ALL_ARRAY), "input", audio_is_input_device);
-    runAudioDeviceTypeHelperFunction(allDeviceTypes, AUDIO_DEVICE_OUT_ALL_A2DP_ARRAY,
-            std::size(AUDIO_DEVICE_OUT_ALL_A2DP_ARRAY), "a2dp out", audio_is_a2dp_out_device);
-    const audio_devices_t bluetoothInA2dpDevices[] = { AUDIO_DEVICE_IN_BLUETOOTH_A2DP };
-    runAudioDeviceTypeHelperFunction(allDeviceTypes, bluetoothInA2dpDevices,
-            std::size(bluetoothInA2dpDevices), "a2dp in", audio_is_a2dp_in_device);
-    runAudioDeviceTypeHelperFunction(allDeviceTypes, AUDIO_DEVICE_OUT_ALL_SCO_ARRAY,
-            std::size(AUDIO_DEVICE_OUT_ALL_SCO_ARRAY), "bluetooth out sco",
-            audio_is_bluetooth_out_sco_device);
-    runAudioDeviceTypeHelperFunction(allDeviceTypes, AUDIO_DEVICE_IN_ALL_SCO_ARRAY,
-            std::size(AUDIO_DEVICE_IN_ALL_SCO_ARRAY), "bluetooth in sco",
-            audio_is_bluetooth_in_sco_device);
-    const unsigned int scoDeviceCount = AUDIO_DEVICE_OUT_SCO_CNT + AUDIO_DEVICE_IN_SCO_CNT;
-    audio_devices_t scoDevices[scoDeviceCount];
-    std::copy(std::begin(AUDIO_DEVICE_OUT_ALL_SCO_ARRAY), std::end(AUDIO_DEVICE_OUT_ALL_SCO_ARRAY),
-              std::begin(scoDevices));
-    std::copy(std::begin(AUDIO_DEVICE_IN_ALL_SCO_ARRAY), std::end(AUDIO_DEVICE_IN_ALL_SCO_ARRAY),
-              std::begin(scoDevices) + AUDIO_DEVICE_OUT_SCO_CNT);
-    runAudioDeviceTypeHelperFunction(allDeviceTypes, scoDevices,
-            std::size(scoDevices), "bluetooth sco", audio_is_bluetooth_sco_device);
-    const audio_devices_t hearingAidOutDevices[] = { AUDIO_DEVICE_OUT_HEARING_AID };
-    runAudioDeviceTypeHelperFunction(allDeviceTypes, hearingAidOutDevices,
-            std::size(hearingAidOutDevices), "hearing aid out", audio_is_hearing_aid_out_device);
-    runAudioDeviceTypeHelperFunction(allDeviceTypes, AUDIO_DEVICE_OUT_ALL_USB_ARRAY,
-            std::size(AUDIO_DEVICE_OUT_ALL_USB_ARRAY), "usb out", audio_is_usb_out_device);
-    runAudioDeviceTypeHelperFunction(allDeviceTypes, AUDIO_DEVICE_IN_ALL_USB_ARRAY,
-            std::size(AUDIO_DEVICE_IN_ALL_USB_ARRAY), "usb in", audio_is_usb_in_device);
-    const audio_devices_t remoteSubmixDevices[] = {
-            AUDIO_DEVICE_IN_REMOTE_SUBMIX, AUDIO_DEVICE_OUT_REMOTE_SUBMIX };
-    runAudioDeviceTypeHelperFunction(allDeviceTypes, remoteSubmixDevices,
-            std::size(remoteSubmixDevices), "remote submix", audio_is_remote_submix_device);
-    runAudioDeviceTypeHelperFunction(allDeviceTypes, AUDIO_DEVICE_OUT_ALL_DIGITAL_ARRAY,
-            std::size(AUDIO_DEVICE_OUT_ALL_DIGITAL_ARRAY), "digital out",
-            audio_is_digital_out_device);
-    runAudioDeviceTypeHelperFunction(allDeviceTypes, AUDIO_DEVICE_IN_ALL_DIGITAL_ARRAY,
-            std::size(AUDIO_DEVICE_IN_ALL_DIGITAL_ARRAY), "digital in",
-            audio_is_digital_in_device);
-    const unsigned int digitalDeviceCount
-            = AUDIO_DEVICE_OUT_DIGITAL_CNT + AUDIO_DEVICE_IN_DIGITAL_CNT;
-    audio_devices_t digitalDevices[digitalDeviceCount];
-    std::copy(std::begin(AUDIO_DEVICE_OUT_ALL_DIGITAL_ARRAY),
-              std::end(AUDIO_DEVICE_OUT_ALL_DIGITAL_ARRAY),
-              std::begin(digitalDevices));
-    std::copy(std::begin(AUDIO_DEVICE_IN_ALL_DIGITAL_ARRAY),
-              std::end(AUDIO_DEVICE_IN_ALL_DIGITAL_ARRAY),
-              std::begin(digitalDevices) + AUDIO_DEVICE_OUT_DIGITAL_CNT);
-    runAudioDeviceTypeHelperFunction(allDeviceTypes, digitalDevices,
-              std::size(digitalDevices), "digital", audio_device_is_digital);
-}