}

func TestAPIErrCode(t *testing.T) {
	ctx := t.Context()
	for i, testCase := range toAPIErrorTests {
		errCode := toAPIErrorCode(ctx, testCase.err)
		if errCode != testCase.errCode {
			t.Errorf("Test %d: Expected error code %d, got %d", i+1, testCase.errCode, errCode)
		}
	}
}

// Check if an API error is properly defined
func TestAPIErrCodeDefinition(t *testing.T) {

import static com.google.common.truth.Truth.assertThat;

import java.util.zip.Checksum;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests for ChecksumHashFunction.
 *
 * @author Colin Decker
 */
@NullUnmarked
public class ChecksumHashFunctionTest extends TestCase {

  public void testCrc32_equalsChecksumValue() throws Exception {
    assertChecksum(CRC_32, "");

import com.google.common.testing.SerializableTester;
import junit.framework.TestCase;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

/**
 * Tests for {@link Tables}.
 *
 * @author Jared Levy
 */
@GwtCompatible
@NullMarked
public class TablesTest extends TestCase {

  @GwtIncompatible // SerializableTester
  public void testImmutableEntrySerialization() {

import java.lang.reflect.WildcardType;
import java.util.ArrayList;
import java.util.EnumSet;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests of {@link TypeVisitor}.
 *
 * @author Ben Yu
 */
@NullUnmarked
public class TypeVisitorTest extends TestCase {

  public void testVisitNull() {
    new BaseTypeVisitor()

import static org.mockito.Mockito.doThrow;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;

import java.io.Flushable;
import java.io.IOException;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unit tests for {@link Flushables}.
 *
 * <p>Checks proper flushing behavior, and ensures that IOExceptions on Flushable.flush() are not

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

/**
 * {@link TestCase} for {@link InternetDomainName}.
 *
 * @author Craig Berry
 */
@GwtCompatible
@NullUnmarked
public final class InternetDomainNameTest extends TestCase {
  private static final InternetDomainName UNICODE_EXAMPLE =

   */
  private static TestCase generateWaitForWhenNotOccupyingTestCase(Method method, boolean fair) {
    boolean timed = isTimed(method); // Not going to bother with all timeouts, just 0ms.
    String testName =
        method.getName()
            + (fair ? "(fair)" : "(nonfair)")
            + (timed ? "(0ms)" : "()")
            + "/NotOccupying->IMSE";
    return new TestCase(testName) {
      @Override

import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests for {@link MoreFiles#fileTraverser()}.
 *
 * @author Jens Nyman
 */

@NullUnmarked
public class MoreFilesFileTraverserTest extends TestCase {

  private Path rootDir;

  @Override
  public void setUp() throws IOException {

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

/**
 * Tests for {@link HashingOutputStream}.
 *
 * @author Zoe Piepmeier
 */
@NullUnmarked
public class HashingOutputStreamTest extends TestCase {
  private Hasher hasher;
  private HashFunction hashFunction;

import java.util.Map.Entry;
import java.util.NavigableMap;
import java.util.SortedMap;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;

/**
 * Tests for SafeTreeMap.
 *
 * @author Louis Wasserman
 */
public class SafeTreeMapTest extends TestCase {
  @AndroidIncompatible // test-suite builders
  public static Test suite() {
    TestSuite suite = new TestSuite();