assertEquals("", getQuery("", new String[0], Collections.emptyMap(), Collections.emptyMap(), false));
        assertEquals("", getQuery("   ", new String[0], Collections.emptyMap(), Collections.emptyMap(), false));

        assertEquals("", getQuery("", new String[] { "", "   " }, Collections.emptyMap(), Collections.emptyMap(), false));

    }

    @Test
    void testDelete_ng() {
        checkDeleteMethod(Collections.emptyMap()).then().body("response.status", equalTo(1));
    }

    @Test
    void testCRUD() throws Exception {
        List<Map<String, Object>> available =

    }

    static <K, V> Map<K, V> copy(Map<K, V> map) {
        if (map == null) {
            return emptyMap();
        } else if (map instanceof AbstractImmutableMap) {
            return map;
        } else {
            switch (map.size()) {
                case 0:
                    return emptyMap();
                case 1:
                    Map.Entry<K, V> entry = map.entrySet().iterator().next();

        DERSequence sequence = new DERSequence(vector);
        byte[] encoded = new DERTaggedObject(false, BERTags.APPLICATION, 1, sequence).getEncoded();

        KerberosEncData encData = new KerberosEncData(encoded, Collections.emptyMap());

        assertEquals("TEST.REALM", encData.getUserRealm());
        assertEquals("testuser", encData.getUserPrincipalName());
        assertNotNull(encData.getUserAddresses());

  }

  @MapFeature.Require(SUPPORTS_PUT)
  public void testPutAll_supportedNothing() {
    getMap().putAll(emptyMap());
    expectUnchanged();
  }

  @MapFeature.Require(absent = SUPPORTS_PUT)
  public void testPutAll_unsupportedNothing() {
    try {
      getMap().putAll(emptyMap());
    } catch (UnsupportedOperationException tolerated) {
    }
    expectUnchanged();
  }

  }

  @MapFeature.Require(SUPPORTS_PUT)
  public void testPutAll_supportedNothing() {
    getMap().putAll(emptyMap());
    expectUnchanged();
  }

  @MapFeature.Require(absent = SUPPORTS_PUT)
  public void testPutAll_unsupportedNothing() {
    try {
      getMap().putAll(emptyMap());
    } catch (UnsupportedOperationException tolerated) {
    }
    expectUnchanged();
  }

  // Creation tests

  public void testEmptyBuilder() {
    ImmutableBiMap<String, Integer> map = new Builder<String, Integer>().build();
    assertEquals(Collections.<String, Integer>emptyMap(), map);
    assertEquals(Collections.<Integer, String>emptyMap(), map.inverse());
    assertSame(ImmutableBiMap.of(), map);
  }

  public void testSingletonBuilder() {

            @Override
            protected Map<String, String> getConfigPrameterMap(final ResponseData responseData, final ConfigName config) {
                return Collections.emptyMap();
            }
        };
        transformer.fessConfig = new FessConfig.SimpleImpl() {
            private static final long serialVersionUID = 1L;

            @Override

 */

package com.google.common.collect;

import static com.google.common.collect.Maps.immutableEntry;
import static com.google.common.truth.Truth.assertThat;
import static java.util.Collections.emptyMap;
import static java.util.Collections.singletonMap;
import static org.junit.Assert.assertThrows;

import com.google.common.collect.testing.MapTestSuiteBuilder;
import com.google.common.collect.testing.SampleElements;

     */
    protected volatile Map<String, Map<String, List<Tuple3<String, QueryBuilder, ScoreFunctionBuilder<?>>>>> keyMatchQueryMap =
            Collections.emptyMap();

    /**
     * Initializes the helper.
     * It loads KeyMatch settings from the database.
     */
    @PostConstruct
    public void init() {
        if (logger.isDebugEnabled()) {