/*
 * Copyright (C) 2020-2023 Hedera Hashgraph, LLC
 *
 * 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.hedera.node.app.service.mono.grpc.controllers;

import static com.hederahashgraph.api.proto.java.HederaFunctionality.UtilPrng;
import static org.mockito.BDDMockito.mock;
import static org.mockito.BDDMockito.verify;

import com.hedera.node.app.service.mono.txns.submission.TxnResponseHelper;
import com.hederahashgraph.api.proto.java.Transaction;
import com.hederahashgraph.api.proto.java.TransactionResponse;
import io.grpc.stub.StreamObserver;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;

class UtilControllerTest {
    Transaction txn = Transaction.getDefaultInstance();
    TxnResponseHelper txnResponseHelper;
    StreamObserver<TransactionResponse> txnObserver;

    UtilController subject;

    @BeforeEach
    void setup() {
        txnResponseHelper = mock(TxnResponseHelper.class);

        subject = new UtilController(txnResponseHelper);
    }

    @Test
    void forwardsPrngAsExpected() {
        // when:
        subject.prng(txn, txnObserver);

        // expect:
        verify(txnResponseHelper).submit(txn, txnObserver, UtilPrng);
    }
}
