TestServerH2IOEventHandler.java

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 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
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 *   http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.hc.core5.http2.impl.nio;

import java.net.InetSocketAddress;

import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
import org.mockito.Mockito;

class TestServerH2IOEventHandler {

    @Test
    void toStringIncludesState() throws Exception {
        final ServerH2StreamMultiplexer multiplexer = Mockito.mock(ServerH2StreamMultiplexer.class);
        Mockito.when(multiplexer.getRemoteAddress()).thenReturn(new InetSocketAddress("localhost", 9443));
        Mockito.when(multiplexer.getLocalAddress()).thenReturn(new InetSocketAddress("localhost", 8443));
        Mockito.doAnswer(invocation -> {
            final StringBuilder builder = invocation.getArgument(0);
            builder.append("state");
            return null;
        }).when(multiplexer).appendState(Mockito.any(StringBuilder.class));

        final ServerH2IOEventHandler handler = new ServerH2IOEventHandler(multiplexer);
        final String text;
        try {
            text = handler.toString();
        } finally {
            handler.close();
        }

        Assertions.assertTrue(text.contains("state"));
        Assertions.assertTrue(text.contains("->"));
    }

}