private void basicReject(RichIterable<Integer> iterable) {
Collection<Integer> actual1 = ParallelIterate.reject(iterable, Predicates.greaterThan(10000));
Collection<Integer> actual2 =
ParallelIterate.reject(
iterable,
Predicates.greaterThan(10000),
HashBag.<Integer>newBag(),
3,
this.executor,
true);
Collection<Integer> actual3 =
ParallelIterate.reject(iterable, Predicates.greaterThan(10000), true);
RichIterable<Integer> expected = iterable.reject(Predicates.greaterThan(10000));
Assert.assertEquals(
expected.getClass().getSimpleName() + '/' + actual1.getClass().getSimpleName(),
expected,
actual1);
Assert.assertEquals(
expected.getClass().getSimpleName() + '/' + actual2.getClass().getSimpleName(),
expected.toBag(),
actual2);
Assert.assertEquals(
expected.getClass().getSimpleName() + '/' + actual3.getClass().getSimpleName(),
expected.toBag(),
HashBag.newBag(actual3));
}
@Test
public void noneSatisfy() {
ImmutableSortedMap<String, String> map = new ImmutableEmptySortedMap<String, String>();
Assert.assertTrue(map.noneSatisfy(Predicates.instanceOf(Integer.class)));
Assert.assertTrue(map.noneSatisfy(Predicates.equal("Monkey")));
}
@Test
public void anySatisfy() {
ImmutableSortedMap<String, String> map = new ImmutableEmptySortedMap<String, String>();
Assert.assertFalse(map.anySatisfy(Predicates.instanceOf(String.class)));
Assert.assertFalse(map.anySatisfy(Predicates.equal("Monkey")));
}
@Test
public void detectIndexSmallList() {
ArrayList<Integer> list = new ArrayList<Integer>(Interval.toReverseList(1, 5));
Assert.assertEquals(4, ArrayListIterate.detectIndex(list, Predicates.equal(1)));
Assert.assertEquals(0, Iterate.detectIndex(list, Predicates.equal(5)));
Assert.assertEquals(-1, Iterate.detectIndex(list, Predicates.equal(10)));
}
@Test
public void reject() {
ImmutableBag<String> strings = this.newBag();
Verify.assertIterableEmpty(strings.reject(Predicates.greaterThan("0")));
Assert.assertEquals(strings, strings.reject(Predicates.lessThan("0")));
Verify.assertIterableSize(strings.size() - 1, strings.reject(Predicates.lessThan("2")));
}
@Test
public void rejectToTarget() {
ImmutableBag<String> strings = this.newBag();
Assert.assertEquals(
strings, strings.reject(Predicates.lessThan("0"), FastList.<String>newList()).toBag());
Verify.assertEmpty(strings.reject(Predicates.greaterThan("0"), FastList.<String>newList()));
}
@Test
public void detectIndexOver100() {
ArrayList<Integer> list = new ArrayList<Integer>(Interval.toReverseList(1, 101));
Assert.assertEquals(100, ArrayListIterate.detectIndex(list, Predicates.equal(1)));
Assert.assertEquals(0, Iterate.detectIndex(list, Predicates.equal(101)));
Assert.assertEquals(-1, Iterate.detectIndex(list, Predicates.equal(200)));
}
private void basicCount(RichIterable<Integer> listIterable) {
int actual1 = ParallelIterate.count(listIterable, Predicates.greaterThan(10000));
int actual2 =
ParallelIterate.count(listIterable, Predicates.greaterThan(10000), 11, this.executor);
Assert.assertEquals(10000, actual1);
Assert.assertEquals(10000, actual2);
}
@Test
public void detectIfNone() {
ArrayList<Integer> list = this.getIntegerList();
Assert.assertEquals(
Integer.valueOf(7), ArrayListIterate.detectIfNone(list, Predicates.equal(6), 7));
Assert.assertEquals(
Integer.valueOf(2), ArrayListIterate.detectIfNone(list, Predicates.equal(2), 7));
}
@Test
public void select() {
ImmutableBag<String> strings = this.newBag();
Verify.assertContainsAll(
FastList.newList(strings.select(Predicates.greaterThan("0"))), strings.toArray());
Verify.assertIterableEmpty(strings.select(Predicates.lessThan("0")));
Verify.assertIterableSize(strings.size() - 1, strings.select(Predicates.greaterThan("1")));
}
@Test
public void detectIfNoneWithBlock() {
Function0<Integer> function = new PassThruFunction0<Integer>(9);
Assert.assertEquals(
Integer.valueOf(3), this.lazyIterable.detectIfNone(Predicates.equal(3), function));
Assert.assertEquals(
Integer.valueOf(9), this.lazyIterable.detectIfNone(Predicates.equal(8), function));
}
@Test
public void testSelect() {
Assert.assertEquals(
ArrayStack.newStackFromTopToBottom(2, 3),
this.unmodifiableStack.select(Predicates.greaterThan(1)));
Verify.assertSize(
3,
this.unmodifiableStackString.select(Predicates.alwaysTrue(), FastList.<String>newList()));
}
@Test
public void detectIfNone() {
ImmutableCollection<Integer> integers = this.classUnderTest();
Function0<Integer> function = new PassThruFunction0<Integer>(integers.size() + 1);
Assert.assertEquals(Integer.valueOf(1), integers.detectIfNone(Predicates.equal(1), function));
Assert.assertEquals(
Integer.valueOf(integers.size() + 1),
integers.detectIfNone(Predicates.equal(integers.size() + 1), function));
}
@Test
public void detect() {
ArrayList<Integer> list = this.getIntegerList();
Assert.assertEquals(Integer.valueOf(1), ArrayListIterate.detect(list, Predicates.equal(1)));
//noinspection CachedNumberConstructorCall,UnnecessaryBoxing
ArrayList<Integer> list2 =
this.newArrayList(1, new Integer(2), 2); // test relies on having a unique instance of "2"
Assert.assertSame(list2.get(1), ArrayListIterate.detect(list2, Predicates.equal(2)));
}
@Test
public void toArray() {
Assert.assertArrayEquals(
FastList.newListWith(1, 2).toArray(),
this.lazyIterable.select(Predicates.lessThan(3)).toArray());
Assert.assertArrayEquals(
FastList.newListWith(1, 2).toArray(),
this.lazyIterable.select(Predicates.lessThan(3)).toArray(new Object[2]));
}
@Test
public void partition() {
ImmutableBag<String> strings = this.newBag();
PartitionImmutableBag<String> partition = strings.partition(Predicates.greaterThan("0"));
Assert.assertEquals(strings, partition.getSelected());
Verify.assertIterableEmpty(partition.getRejected());
Verify.assertIterableSize(
strings.size() - 1, strings.partition(Predicates.greaterThan("1")).getSelected());
}
@Override
@Test
public void forEach() {
super.forEach();
MutableList<Integer> list = FastList.newList();
CompositeFastList<Integer> iterables = new CompositeFastList<Integer>();
iterables.addComposited(Interval.oneTo(5).toList());
iterables.addComposited(Interval.fromTo(6, 10).toList());
iterables.forEach(CollectionAddProcedure.on(list));
Verify.assertSize(10, list);
Verify.assertAllSatisfy(list, Predicates.greaterThan(0).and(Predicates.lessThan(11)));
}
@Override
@Test
public void forEachWith() {
super.forEachWith();
MutableList<Integer> list = FastList.newList();
CompositeFastList<Integer> iterables = new CompositeFastList<Integer>();
iterables.addComposited(Interval.fromTo(6, 10).toList());
iterables.addComposited(Interval.oneTo(5).toList());
iterables.forEachWith((each, parameter) -> list.add(parameter.intValue(), each), 0);
Verify.assertSize(10, list);
Verify.assertAllSatisfy(list, Predicates.greaterThan(0).and(Predicates.lessThan(11)));
Verify.assertStartsWith(list, 5, 4, 3, 2, 1, 10, 9, 8, 7, 6);
}
@Override
@Test
public void forEachWithIndex() {
super.forEachWithIndex();
MutableList<Integer> list = FastList.newList();
CompositeFastList<Integer> iterables = new CompositeFastList<Integer>();
iterables.addComposited(Interval.fromTo(6, 10).toList());
iterables.addComposited(Interval.oneTo(5).toList());
iterables.forEachWithIndex((each, index) -> list.add(index, each));
Verify.assertSize(10, list);
Verify.assertAllSatisfy(list, Predicates.greaterThan(0).and(Predicates.lessThan(11)));
Verify.assertStartsWith(list, 6, 7, 8, 9, 10, 1, 2, 3, 4, 5);
}
@Test
public void select() {
ArrayList<Integer> list = this.getIntegerList();
ArrayList<Integer> results =
ArrayListIterate.select(list, Predicates.instanceOf(Integer.class));
Verify.assertSize(5, results);
}
@Test
public void collectIf() {
ImmutableCollection<Integer> integers = this.classUnderTest();
Assert.assertEquals(
integers,
integers.collectIf(Predicates.instanceOf(Integer.class), Functions.getIntegerPassThru()));
}
@Test
public void selectOver100() {
ArrayList<Integer> list = new ArrayList<Integer>(Interval.oneTo(101));
ArrayList<Integer> results =
ArrayListIterate.select(list, Predicates.instanceOf(Integer.class));
Verify.assertSize(101, results);
}
@Test
public void reject() {
ArrayList<Integer> list = this.getIntegerList();
ArrayList<Integer> results =
ArrayListIterate.reject(list, Predicates.instanceOf(Integer.class));
Verify.assertEmpty(results);
}
@Test
public void collectIfOver100() {
ArrayList<Integer> list = new ArrayList<Integer>(Interval.oneTo(101));
ArrayList<Class<?>> result =
ArrayListIterate.collectIf(list, Predicates.equal(101), Functions.getToClass());
Assert.assertEquals(FastList.newListWith(Integer.class), result);
}
@Test
public void count() {
ImmutableMap<String, String> map =
this.newMapWithKeysValues("1", "One", "2", "Two", "3", "Three", "4", "Four");
int actual = map.count(Predicates.or("One"::equals, "Three"::equals));
switch (map.size()) {
case 1:
Assert.assertEquals(1, actual);
break;
case 2:
Assert.assertEquals(1, actual);
break;
case 3:
Assert.assertEquals(2, actual);
break;
case 4:
Assert.assertEquals(2, actual);
break;
default:
Assert.assertEquals(0, actual);
break;
}
}
@Test
public void testForEachWithIndexToArrayUsingFixedArrayList() {
Integer[] array = new Integer[10];
List<Integer> list = Arrays.asList(1, 2, 3, 4, 5, 6, 7, 8, 9, 10);
Assert.assertTrue(ArrayIterate.allSatisfy(array, Predicates.isNull()));
ParallelIterate.forEachWithIndex(list, (each, index) -> array[index] = each, 1, 2);
Assert.assertArrayEquals(array, list.toArray(new Integer[list.size()]));
}
@Test
public void testForEachWithIndexToArrayUsingArrayList() {
Integer[] array = new Integer[200];
List<Integer> list = new ArrayList<>(Interval.oneTo(200));
Assert.assertTrue(ArrayIterate.allSatisfy(array, Predicates.isNull()));
ParallelIterate.forEachWithIndex(list, (each, index) -> array[index] = each, 10, 10);
Assert.assertArrayEquals(array, list.toArray(new Integer[] {}));
}
@Test
public void partitionOver100() {
ArrayList<Integer> list = new ArrayList<Integer>(Interval.oneTo(101));
PartitionMutableList<Integer> result =
ArrayListIterate.partition(list, Predicates.in(Lists.immutable.of(1)));
Verify.assertSize(1, result.getSelected());
Verify.assertSize(100, result.getRejected());
}
@Test
public void collectIf() {
Assert.assertEquals(
FastList.newListWith("1", "2", "3"),
this.newWith(1, 2, 3)
.collectIf(Predicates.instanceOf(Integer.class), Functions.getToString())
.toList());
}
@Test
public void selectSortedSet() {
RichIterable<Integer> iterable = Interval.oneTo(20000).toSortedSet();
Collection<Integer> actual1 = ParallelIterate.select(iterable, Predicates.greaterThan(10000));
Collection<Integer> actual2 =
ParallelIterate.select(iterable, Predicates.greaterThan(10000), true);
RichIterable<Integer> expected = iterable.select(Predicates.greaterThan(10000));
Assert.assertSame(expected.getClass(), actual1.getClass());
Assert.assertSame(expected.getClass(), actual2.getClass());
Assert.assertEquals(
expected.getClass().getSimpleName() + '/' + actual1.getClass().getSimpleName(),
expected,
actual1);
Assert.assertEquals(
expected.getClass().getSimpleName() + '/' + actual2.getClass().getSimpleName(),
expected,
actual2);
}