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/*
* Copyright (C) 2020 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.
*/
package com.android.networkstack.tethering;
import static android.Manifest.permission.WRITE_SETTINGS;
import static android.content.pm.PackageManager.PERMISSION_GRANTED;
import static org.mockito.Mockito.mock;
import android.content.Context;
import android.content.Intent;
import android.os.Binder;
import android.os.IBinder;
import android.util.ArrayMap;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
public class MockTetheringService extends TetheringService {
private final Tethering mTethering = mock(Tethering.class);
private final ArrayMap<String, Integer> mMockedPermissions = new ArrayMap<>();
@Override
public IBinder onBind(Intent intent) {
return new MockTetheringConnector(super.onBind(intent));
}
@Override
public Tethering makeTethering(TetheringDependencies deps) {
return mTethering;
}
@Override
boolean checkAndNoteWriteSettingsOperation(@NonNull Context context, int uid,
@NonNull String callingPackage, @Nullable String callingAttributionTag,
boolean throwException) {
// Test this does not verify the calling package / UID, as calling package could be shell
// and not match the UID.
return context.checkCallingOrSelfPermission(WRITE_SETTINGS) == PERMISSION_GRANTED;
}
@Override
public int checkCallingOrSelfPermission(String permission) {
final Integer mocked = mMockedPermissions.getOrDefault(permission, null);
if (mocked != null) {
return mocked;
}
return super.checkCallingOrSelfPermission(permission);
}
public Tethering getTethering() {
return mTethering;
}
public class MockTetheringConnector extends Binder {
final IBinder mBase;
MockTetheringConnector(IBinder base) {
mBase = base;
}
public IBinder getIBinder() {
return mBase;
}
public MockTetheringService getService() {
return MockTetheringService.this;
}
/**
* Mock a permission
* @param permission Permission to mock
* @param granted One of PackageManager.PERMISSION_*, or null to reset to default behavior
*/
public void setPermission(String permission, Integer granted) {
if (granted == null) {
mMockedPermissions.remove(permission);
} else {
mMockedPermissions.put(permission, granted);
}
}
}
}
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