/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 org.apache.cassandra.sidecar.client;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;

import io.vertx.core.buffer.impl.BufferImpl;

import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;

/**
 * Unit tests for {@link StreamConsumerWriteStream}
 */
class StreamConsumerWriteStreamTest
{
    StreamConsumerWriteStream streamConsumerWriteStream;
    StreamConsumer mockStreamConsumer;

    @BeforeEach
    void setup()
    {
        mockStreamConsumer = mock(StreamConsumer.class);
        streamConsumerWriteStream = new StreamConsumerWriteStream(mockStreamConsumer);
    }

    @Test
    void testWrite()
    {
        streamConsumerWriteStream.write(BufferImpl.buffer("consume me"));
        streamConsumerWriteStream.write(BufferImpl.buffer("me too"), p -> {
        });
        verify(mockStreamConsumer, times(2)).onRead(any(VertxStreamBuffer.class));
    }

    @Test
    void testEndStream()
    {
        streamConsumerWriteStream.end(p -> {
        });
        verify(mockStreamConsumer, times(1)).onComplete();
    }
}
