@Override
@Test
public void ifPresentApply() {
MutableMap<Integer, String> map = new SingletonMap<Integer, String>(1, "1");
Assert.assertNull(map.ifPresentApply(4, Functions.<String>getPassThru()));
Assert.assertEquals("1", map.ifPresentApply(1, Functions.<String>getPassThru()));
}
@Override
@Test
public void getIfAbsentWith() {
MutableMap<Integer, String> map = new SingletonMap<Integer, String>(1, "1");
Assert.assertNull(map.get(4));
Assert.assertEquals("4", map.getIfAbsentWith(4, Functions.getToString(), 4));
Assert.assertEquals("1", map.getIfAbsentWith(1, Functions.getToString(), 1));
Assert.assertEquals(UnifiedMap.newWithKeysValues(1, "1"), map);
}
public ImmutableSortedSet<Pair<T, Integer>> zipWithIndex() {
Comparator<? super T> comparator = this.comparator();
if (comparator == null) {
TreeSortedSet<Pair<T, Integer>> pairs =
TreeSortedSet.newSet(
Comparators.<Pair<T, Integer>, T>byFunction(
Functions.<T>firstOfPair(), Comparators.<T>naturalOrder()));
return Iterate.zipWithIndex(this, pairs).toImmutable();
}
return Iterate.zipWithIndex(
this, TreeSortedSet.<Pair<T, Integer>>newSet(Comparators.<T>byFirstOfPair(comparator)))
.toImmutable();
}
public <S> ImmutableSortedSet<Pair<T, S>> zip(Iterable<S> that) {
Comparator<? super T> comparator = this.comparator();
if (comparator == null) {
TreeSortedSet<Pair<T, S>> pairs =
TreeSortedSet.newSet(
Comparators.<Pair<T, S>, T>byFunction(
Functions.<T>firstOfPair(), Comparators.<T>naturalOrder()));
return Iterate.zip(this, that, pairs).toImmutable();
}
return Iterate.zip(
this, that, TreeSortedSet.<Pair<T, S>>newSet(Comparators.<T>byFirstOfPair(comparator)))
.toImmutable();
}
@Override
@Test
public void getIfAbsentPutWith() {
final MutableMap<Integer, String> map = new SingletonMap<Integer, String>(1, "1");
Verify.assertThrows(
UnsupportedOperationException.class,
new Runnable() {
public void run() {
map.getIfAbsentPutWith(4, Functions.getToString(), 4);
}
});
Assert.assertEquals("1", map.getIfAbsentPutWith(1, Functions.getToString(), 1));
}