import junit.framework.TestCase;

/**
 * Unit test for {@link MinimalIterable}.
 *
 * @author Kevin Bourrillion
 */
@GwtCompatible
public class MinimalIterableTest extends TestCase {

  public void testOf_empty() {
    Iterable<String> iterable = MinimalIterable.<String>of();
    Iterator<String> iterator = iterable.iterator();
    assertFalse(iterator.hasNext());
    assertThrows(NoSuchElementException.class, iterator::next);

import junit.framework.TestCase;

/**
 * Unit test for {@link MinimalIterable}.
 *
 * @author Kevin Bourrillion
 */
@GwtCompatible
public class MinimalIterableTest extends TestCase {

  public void testOf_empty() {
    Iterable<String> iterable = MinimalIterable.<String>of();
    Iterator<String> iterator = iterable.iterator();
    assertFalse(iterator.hasNext());
    assertThrows(NoSuchElementException.class, iterator::next);

  public void testFromArray() {
    assertEquals(
        ImmutableList.of("1", "2", "3", "4"),
        Lists.newArrayList(FluentIterable.from(new Object[] {"1", "2", "3", "4"})));
  }

  public void testOf_empty() {
    assertEquals(ImmutableList.of(), Lists.newArrayList(FluentIterable.of()));
  }

  // Exhaustive tests are in IteratorsTest. These are copied from IterablesTest.
  public void testConcatIterable() {

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() {

        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