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package com.google.oboe.tests.unittestrunner;
import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;
import androidx.core.app.ActivityCompat;
import android.Manifest;
import android.content.pm.PackageManager;
import android.content.res.AssetManager;
import android.os.Build;
import android.os.Bundle;
import android.util.Log;
import android.view.WindowManager;
import android.widget.ScrollView;
import android.widget.TextView;
import android.widget.Toast;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
public class MainActivity extends AppCompatActivity {
private final String TAG = MainActivity.class.getName();
private static final String TEST_BINARY_FILENAME = "testOboe.so";
private static final int APP_PERMISSION_REQUEST = 0;
private TextView outputText;
private ScrollView scrollView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
outputText = findViewById(R.id.output_view_text);
scrollView = findViewById(R.id.scroll_view);
runCommand();
}
private void runCommand(){
if (!isRecordPermissionGranted()){
requestPermissions();
} else {
Log.d(TAG, "Got RECORD_AUDIO permission");
Thread commandThread = new Thread(new UnitTestCommand());
commandThread.start();
}
}
private String executeBinary() {
StringBuilder output = new StringBuilder();
try {
String executablePath;
if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.O) {
executablePath = getApplicationInfo().nativeLibraryDir + "/" + TEST_BINARY_FILENAME;
} else {
executablePath = getExecutablePathFromAssets();
}
Log.d(TAG, "Attempting to execute " + executablePath);
Process process = Runtime.getRuntime().exec(executablePath);
BufferedReader stdInput = new BufferedReader(new
InputStreamReader(process.getInputStream()));
BufferedReader stdError = new BufferedReader(new
InputStreamReader(process.getErrorStream()));
// read the output from the command
String s;
while ((s = stdInput.readLine()) != null) {
Log.d(TAG, s);
output.append(s).append("\n");
}
// read any errors from the attempted command
while ((s = stdError.readLine()) != null) {
Log.e(TAG, "ERROR: " + s);
output.append("ERROR: ").append(s).append("\n");
}
process.waitFor();
Log.d(TAG, "Finished executing binary");
} catch (IOException e){
Log.e(TAG, "Could not execute binary ", e);
} catch (InterruptedException e) {
Log.e(TAG, "Interrupted", e);
}
return output.toString();
}
// Legacy method to get asset path.
// This will not work on more recent Android releases.
private String getExecutablePathFromAssets() {
AssetManager assetManager = getAssets();
String abi = Build.SUPPORTED_ABIS[0];
String extraStringForDebugBuilds = "-hwasan";
if (abi.endsWith(extraStringForDebugBuilds)) {
abi = abi.substring(0, abi.length() - extraStringForDebugBuilds.length());
}
String filesDir = getFilesDir().getPath();
String testBinaryPath = abi + "/" + TEST_BINARY_FILENAME;
try {
InputStream inStream = assetManager.open(testBinaryPath);
Log.d(TAG, "Opened " + testBinaryPath);
// Copy this file to an executable location
File outFile = new File(filesDir, TEST_BINARY_FILENAME);
OutputStream outStream = new FileOutputStream(outFile);
byte[] buffer = new byte[1024];
int read;
while ((read = inStream.read(buffer)) != -1) {
outStream.write(buffer, 0, read);
}
inStream.close();
outStream.flush();
outStream.close();
Log.d(TAG, "Copied " + testBinaryPath + " to " + filesDir);
String executablePath = filesDir + "/" + TEST_BINARY_FILENAME;
Log.d(TAG, "Setting execute permission on " + executablePath);
boolean success = new File(executablePath).setExecutable(true, false);
if (!success) {
Log.d(TAG, "Could not set execute permission on " + executablePath);
}
return executablePath;
} catch (IOException e) {
e.printStackTrace();
}
return "";
}
private boolean isRecordPermissionGranted() {
return (ActivityCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO) ==
PackageManager.PERMISSION_GRANTED);
}
private void requestPermissions(){
ActivityCompat.requestPermissions(
this,
new String[]{Manifest.permission.RECORD_AUDIO},
APP_PERMISSION_REQUEST);
}
@Override
public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions,
@NonNull int[] grantResults) {
if (APP_PERMISSION_REQUEST != requestCode) {
super.onRequestPermissionsResult(requestCode, permissions, grantResults);
return;
}
if (grantResults.length != 1 ||
grantResults[0] != PackageManager.PERMISSION_GRANTED) {
// User denied the permission, without this we cannot record audio
// Show a toast and update the status accordingly
outputText.setText(R.string.status_record_audio_denied);
Toast.makeText(getApplicationContext(),
getString(R.string.need_record_audio_permission),
Toast.LENGTH_SHORT)
.show();
} else {
// Permission was granted, run the command
outputText.setText(R.string.status_record_audio_granted);
runCommand();
}
}
class UnitTestCommand implements Runnable {
@Override
public void run() {
final String output = executeBinary();
runOnUiThread(() -> {
outputText.setText(output);
// Scroll to the bottom so we can see the test result
scrollView.postDelayed(() -> scrollView.scrollTo(0, outputText.getBottom()), 100);
});
}
}
}
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