assertThat(map.keyEquivalence).isSameInstanceAs(testEquivalence);
    assertThat(map.valueEquivalence).isSameInstanceAs(map.valueStrength.defaultEquivalence());
  }

  public void testSetValueEquivalence() {
    Equivalence<Object> testEquivalence =
        new Equivalence<Object>() {
          @Override
          protected boolean doEquivalent(Object a, Object b) {
            return false;
          }

    assertThat(map.keyEquivalence).isSameInstanceAs(testEquivalence);
    assertThat(map.valueEquivalence).isSameInstanceAs(map.valueStrength.defaultEquivalence());
  }

  public void testSetValueEquivalence() {
    Equivalence<Object> testEquivalence =
        new Equivalence<Object>() {
          @Override
          protected boolean doEquivalent(Object a, Object b) {
            return false;
          }