* limitations under the License.
 */

package com.google.common.collect;

import static com.google.common.collect.Multimaps.filterKeys;
import static com.google.common.collect.Multimaps.filterValues;
import static java.util.Arrays.asList;

import com.google.common.annotations.GwtIncompatible;
import com.google.common.base.Predicate;
import java.util.Map.Entry;
import java.util.Objects;

    assertEquals(ImmutableMap.of(), filtered);
  }

  public void testFilteredValuesIllegalPut() {
    Map<String, Integer> unfiltered = createUnfiltered();
    Map<String, Integer> filtered = Maps.filterValues(unfiltered, EVEN);
    filtered.put("a", 2);
    unfiltered.put("b", 4);
    unfiltered.put("c", 5);
    assertEquals(ImmutableMap.of("a", 2, "b", 4), filtered);

    assertEquals(ImmutableMap.of(), filtered);
  }

  public void testFilteredValuesIllegalPut() {
    Map<String, Integer> unfiltered = createUnfiltered();
    Map<String, Integer> filtered = Maps.filterValues(unfiltered, EVEN);
    filtered.put("a", 2);
    unfiltered.put("b", 4);
    unfiltered.put("c", 5);
    assertEquals(ImmutableMap.of("a", 2, "b", 4), filtered);