core/src/test/java/io/grpc/internal/AbstractManagedChannelImplBuilderTest.java

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package io.grpc.internal;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;

import java.net.InetSocketAddress;
import java.net.URI;
import java.util.concurrent.TimeUnit;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;

/** Unit tests for {@link AbstractManagedChannelImplBuilder}. */
@RunWith(JUnit4.class)
public class AbstractManagedChannelImplBuilderTest {
  @Test
  public void makeTargetStringForDirectAddress_scopedIpv6() throws Exception {
    InetSocketAddress address = new InetSocketAddress("0:0:0:0:0:0:0:0%0", 10005);
    assertEquals("/0:0:0:0:0:0:0:0%0:10005", address.toString());
    String target = AbstractManagedChannelImplBuilder.makeTargetStringForDirectAddress(address);
    URI uri = new URI(target);
    assertEquals("directaddress:////0:0:0:0:0:0:0:0%250:10005", target);
    assertEquals(target, uri.toString());
  }

  @Test
  public void idleTimeout() {
    class Builder extends AbstractManagedChannelImplBuilder<Builder> {
      Builder() {
        super("target");
      }

      @Override
      protected ClientTransportFactory buildTransportFactory() {
        throw new UnsupportedOperationException();
      }

      @Override
      public Builder usePlaintext(boolean value) {
        return this;
      }
    }

    Builder builder = new Builder();

    assertEquals(AbstractManagedChannelImplBuilder.IDLE_MODE_DEFAULT_TIMEOUT_MILLIS,
        builder.getIdleTimeoutMillis());

    builder.idleTimeout(Long.MAX_VALUE, TimeUnit.DAYS);
    assertEquals(ManagedChannelImpl.IDLE_TIMEOUT_MILLIS_DISABLE, builder.getIdleTimeoutMillis());

    builder.idleTimeout(AbstractManagedChannelImplBuilder.IDLE_MODE_MAX_TIMEOUT_DAYS,
        TimeUnit.DAYS);
    assertEquals(ManagedChannelImpl.IDLE_TIMEOUT_MILLIS_DISABLE, builder.getIdleTimeoutMillis());

    try {
      builder.idleTimeout(0, TimeUnit.SECONDS);
      fail("Should throw");
    } catch (IllegalArgumentException e) {
      // expected
    }

    builder.idleTimeout(1, TimeUnit.NANOSECONDS);
    assertEquals(AbstractManagedChannelImplBuilder.IDLE_MODE_MIN_TIMEOUT_MILLIS,
        builder.getIdleTimeoutMillis());

    builder.idleTimeout(30, TimeUnit.SECONDS);
    assertEquals(TimeUnit.SECONDS.toMillis(30), builder.getIdleTimeoutMillis());
  }
}