AdapterDataLoaderActionRemoteMsg.java
/*
* Copyright (C) 2016 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 androidx.test.espresso.action;
import static androidx.test.espresso.remote.TypeProtoConverters.byteStringToType;
import static androidx.test.espresso.remote.TypeProtoConverters.typeToAny;
import static androidx.test.espresso.remote.TypeProtoConverters.typeToByteString;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.annotation.VisibleForTesting;
import androidx.test.espresso.proto.action.ViewActions.AdapterDataLoaderActionProto;
import androidx.test.espresso.remote.ConstructorInvocation;
import androidx.test.espresso.remote.EspressoRemoteMessage;
import androidx.test.espresso.remote.TypeProtoConverters;
import org.hamcrest.Matcher;
/**
* {@link EspressoRemoteMessage.To} and {@link EspressoRemoteMessage.From} implementation of {@link
* AdapterDataLoaderAction}.
*/
public final class AdapterDataLoaderActionRemoteMsg
implements EspressoRemoteMessage.To<AdapterDataLoaderActionProto> {
@VisibleForTesting static final int NO_POSITION_SET = -1;
@Nullable private final Integer atPosition;
private final Matcher<? extends Object> dataToLoadMatcher;
private final Class<? extends AdapterViewProtocol> adapterViewProtocolClass;
public AdapterDataLoaderActionRemoteMsg(
@NonNull AdapterDataLoaderAction adapterDataLoaderAction) {
this.atPosition = adapterDataLoaderAction.atPosition;
this.dataToLoadMatcher = adapterDataLoaderAction.dataToLoadMatcher;
this.adapterViewProtocolClass = adapterDataLoaderAction.adapterViewProtocol.getClass();
}
@Override
public AdapterDataLoaderActionProto toProto() {
return AdapterDataLoaderActionProto.newBuilder()
.setAtPosition(atPosition == null ? NO_POSITION_SET : atPosition)
.setDataToLoadMatcher(typeToAny(dataToLoadMatcher))
.setAdapterViewProtocolClass(typeToByteString(adapterViewProtocolClass))
.build();
}
/**
* This field is used to create an instance of {@link AdapterDataLoaderAction} from its unwrapped
* proto message.
*/
public static final EspressoRemoteMessage.From<
AdapterDataLoaderAction, AdapterDataLoaderActionProto>
FROM =
new EspressoRemoteMessage.From<AdapterDataLoaderAction, AdapterDataLoaderActionProto>() {
@Override
public AdapterDataLoaderAction fromProto(
AdapterDataLoaderActionProto dataLoaderActionProto) {
Class<? extends AdapterViewProtocol> adapterViewProtocolClass =
byteStringToType(dataLoaderActionProto.getAdapterViewProtocolClass());
AdapterViewProtocol adapterViewProtocol =
adapterViewProtocolClass.cast(
new ConstructorInvocation(adapterViewProtocolClass, null)
.invokeConstructor());
Integer atPosition =
NO_POSITION_SET == dataLoaderActionProto.getAtPosition()
? null
: dataLoaderActionProto.getAtPosition();
return new AdapterDataLoaderAction(
TypeProtoConverters.<Matcher<? extends Object>>anyToType(
dataLoaderActionProto.getDataToLoadMatcher()),
atPosition,
adapterViewProtocol);
}
};
}