import static org.junit.Assert.assertThrows;

import java.io.ByteArrayOutputStream;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unit tests for {@link CountingOutputStream}.
 *
 * @author Chris Nokleberg
 */
@NullUnmarked
public class CountingOutputStreamTest extends IoTestCase {

  public void testCount() throws Exception {
    int written = 0;

 * interacting with this class directly.
 *
 * <p><b>Warning:</b> this interface can only be used to measure elapsed time, not wall time.
 *
 * @author Kevin Bourrillion
 * @since 10.0 (<a href="https://github.com/google/guava/wiki/Compatibility">mostly
 *     source-compatible</a> since 9.0)
 */
@GwtCompatible
public abstract class Ticker {

import java.util.Map.Entry;
import java.util.Objects;
import org.jspecify.annotations.Nullable;

/**
 * Implementation of the {@code equals}, {@code hashCode}, and {@code toString} methods of {@code
 * Entry}.
 *
 * @author Jared Levy
 */
@GwtCompatible
abstract class AbstractMapEntry<K extends @Nullable Object, V extends @Nullable Object>
    implements Entry<K, V> {

  @Override
  @ParametricNullness
  public abstract K getKey();

#!/usr/bin/env sh

#
# Copyright 2021 the original author or authors.
#
# 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,

/*
 * Copyright 2020 the original author or authors.
 *
 * 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,

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

/**
 * Creates multisets, containing sample elements, to be tested.
 *
 * @author Jared Levy
 */
@GwtCompatible
@NullMarked
public interface TestMultisetGenerator<E extends @Nullable Object>
    extends TestCollectionGenerator<E> {
  @Override
  Multiset<E> create(Object... elements);

import com.google.common.testing.NullPointerTester;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Test cases for {@link Range} which cannot run as GWT tests.
 *
 * @author Gregory Kick
 * @see RangeTest
 */
@NullUnmarked
public class RangeNonGwtTest extends TestCase {

  public void testNullPointers() {
    NullPointerTester tester = new NullPointerTester();

import com.google.common.annotations.GwtCompatible;
import java.util.SortedMap;
import org.jspecify.annotations.Nullable;

/**
 * An object representing the differences between two sorted maps.
 *
 * @author Louis Wasserman
 * @since 8.0
 */
@GwtCompatible
public interface SortedMapDifference<K extends @Nullable Object, V extends @Nullable Object>
    extends MapDifference<K, V> {

  @Override

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.common.escape;

/**
 * @author Jesse Wilson
 */
final class Platform {

  private static final char[] CHAR_BUFFER = new char[1024];

  static char[] charBufferFromThreadLocal() {

import com.google.common.annotations.J2ktIncompatible;

/**
 * Modes for opening a file for writing. The default when mode when none is specified is to truncate
 * the file before writing.
 *
 * @author Colin Decker
 */
@J2ktIncompatible
@GwtIncompatible
public enum FileWriteMode {
  /** Specifies that writes to the opened file should append to the end of the file. */
  APPEND