*
 * @author Patrick Costello
 * @author Kurt Alfred Kluever
 */
@NullUnmarked
public class Crc32cHashFunctionTest extends TestCase {
  public void testEmpty() {
    assertCrc(0, new byte[0]);
  }

  public void testZeros() {
    // Test 32 byte array of 0x00.
    byte[] zeros = new byte[32];
    assertCrc(0x8a9136aa, zeros);
  }

/**
 * {@link LoadingCache} tests that deal with empty caches.
 *
 * @author mike nonemacher
 */

@NullUnmarked
public class EmptyCachesTest extends TestCase {

  public void testEmpty() {
    for (LoadingCache<Object, Object> cache : caches()) {
      checkEmpty(cache);
    }
  }


  public void testInvalidate_empty() {
    for (LoadingCache<Object, Object> cache : caches()) {

      // asking to drain zero elements
      assertEquals(0, drain(q, ImmutableList.of(), 0, 10, MILLISECONDS, interruptibly));
    }
  }

  public void testEmpty() throws Exception {
    for (BlockingQueue<Object> q : blockingQueues()) {
      checkEmpty(q);
    }
  }

  private void checkEmpty(BlockingQueue<Object> q) {
    assertDrained(q);
  }

    assertMapEquals(copy, "one", 1, "two", 2, "three", 3);
    assertThat(ImmutableBiMap.copyOf(copy)).isSameInstanceAs(copy);
  }

  public void testEmpty() {
    ImmutableBiMap<String, Integer> bimap = ImmutableBiMap.of();
    assertEquals(Collections.<String, Integer>emptyMap(), bimap);
    assertEquals(Collections.<Integer, String>emptyMap(), bimap.inverse());
  }

    matcher.setBits(bitset);
    for (int i = Character.MIN_VALUE; i <= Character.MAX_VALUE; i++) {
      assertEquals(matcher.matches((char) i), bitset.get(i));
    }
  }

  public void testEmpty() throws Exception {
    doTestEmpty(CharMatcher.any());
    doTestEmpty(CharMatcher.none());
    doTestEmpty(is('a'));
    doTestEmpty(isNot('a'));
    doTestEmpty(anyOf(""));
    doTestEmpty(anyOf("x"));

    assertEquals(CLOSED, range.upperBoundType());
    assertFalse(range.isEmpty());
    assertThat(range.toString()).isEqualTo("[4..4]");
    reserializeAndAssert(range);
  }

  public void testEmpty1() {
    Range<Integer> range = Range.closedOpen(4, 4);
    assertFalse(range.contains(3));
    assertFalse(range.contains(4));
    assertFalse(range.contains(5));
    assertTrue(range.hasLowerBound());

import org.apache.groovy.util.Maps;
import org.codelibs.fess.unit.UnitFessTestCase;
import org.junit.jupiter.api.Test;

public class FieldConfigsTest extends UnitFessTestCase {
    @Test
    public void test_empty() {
        final FieldConfigs fieldConfigs = new FieldConfigs(Collections.emptyMap());
        assertTrue(fieldConfigs.getConfig("test").isEmpty());
    }

    @Test
    public void test_values() {

    assertEquals(CLOSED, range.upperBoundType());
    assertFalse(range.isEmpty());
    assertThat(range.toString()).isEqualTo("[4..4]");
    reserializeAndAssert(range);
  }

  public void testEmpty1() {
    Range<Integer> range = Range.closedOpen(4, 4);
    assertFalse(range.contains(3));
    assertFalse(range.contains(4));
    assertFalse(range.contains(5));
    assertTrue(range.hasLowerBound());

        anotherUser.setName("another");
        FessUserBean anotherBean = new FessUserBean(anotherUser);
        assertSame(anotherUser, anotherBean.getFessUser());
    }

    @Test
    public void test_empty() {
        // Test empty user bean creation
        FessUserBean emptyBean = FessUserBean.empty();
        assertNotNull(emptyBean);

        // Test getUserId returns EMPTY_USER_ID