import java.util.Iterator;
import java.util.List;
import java.util.NavigableSet;
import java.util.TreeSet;
import org.junit.Ignore;

/**
 * A generic JUnit test which tests operations on a NavigableSet. Can't be invoked directly; please
 * see {@code NavigableSetTestSuiteBuilder}.
 *
 * @author Jesse Wilson
 * @author Louis Wasserman
 */
@GwtIncompatible

import java.util.Collection;
import java.util.Collections;
import java.util.List;
import org.junit.Ignore;

/**
 * A generic JUnit test which tests {@code retainAll} operations on a collection. Can't be invoked
 * directly; please see {@link com.google.common.collect.testing.CollectionTestSuiteBuilder}.
 *
 * @author Chris Povirk
 */
@GwtCompatible

       * timeoutFuture can be set (and delegate cancelled) only once. (And "set only once" is
       * important for other reasons: run() can still be invoked concurrently in different threads,
       * even with the above null checks.)
       */
      timeoutFutureRef = null;
      if (delegate.isDone()) {
        timeoutFuture.setFuture(delegate);
      } else {

import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

/**
 * A {@link Future} that accepts completion listeners. Each listener has an associated executor, and
 * it is invoked using this executor once the future's computation is {@linkplain Future#isDone()
 * complete}. If the computation has already completed when the listener is added, the listener will
 * execute immediately.
 *

          <type>boolean</type>
          <description>Flags this Mojo to be invoked directly only.</description>
          <defaultValue>false</defaultValue>
        </field>
        <field>
          <name>directInvocationOnly</name>
          <version>2.0.0+</version>
          <type>boolean</type>
          <description>Flags this Mojo to be invoked directly only.</description>
          <defaultValue>false</defaultValue>

import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

/**
 * A {@link Future} that accepts completion listeners. Each listener has an associated executor, and
 * it is invoked using this executor once the future's computation is {@linkplain Future#isDone()
 * complete}. If the computation has already completed when the listener is added, the listener will
 * execute immediately.
 *

            assertSame(tree, t1);
            assertSame(tree, t2);
        }

        // Assert: pipe.ensureTreeConnected invoked once, acquire twice
        verify(pipe, times(1)).ensureTreeConnected();
        verify(tree, times(2)).acquire();
    }

    @Test
    @DisplayName("isOpen and isStale reflect underlying handle validity")

    assertFailure(
        Runnable.class,
        runnable ->
            () -> {
              runnable.run();
              runnable.run();
            },
        "run()",
        "invoked more than once");
  }

  public void testFailsToForwardParameters() {
    assertFailure(Adder.class, FailsToForwardParameters::new, "add(", "Parameter #0");
  }

  public void testForwardsToTheWrongMethod() {

    this.chunkSize = chunkSize;
  }

  /** Processes the available bytes of the buffer (at most {@code chunk} bytes). */
  protected abstract void process(ByteBuffer bb);

  /**
   * This is invoked for the last bytes of the input, which are not enough to fill a whole chunk.
   * The passed {@code ByteBuffer} is guaranteed to be non-empty.
   *

        int readBytesWireFormat(byte[] buffer, int bufferIndex) {
            readBytesCalls++;
            return 20;
        }
    }

    /**
     * SigningDigest spy that records whether sign() was invoked.
     */
    static class TestSigningDigest extends SigningDigest {
        boolean called;
        int lastLength;

        TestSigningDigest() throws SmbException {
            super(new byte[16], false);