@Test
public void collectByteWithTarget() {
ByteHashBag target = new ByteHashBag();
ByteHashBag result = this.newBag().collectByte(Byte::parseByte, target);
Assert.assertSame("Target sent as parameter not returned", target, result);
Assert.assertEquals(this.numKeys(), result.sizeDistinct());
for (int i = 1; i <= this.numKeys(); i++) {
Assert.assertEquals(i, result.occurrencesOf((byte) i));
}
}
@Override
@Test
public void collectByte() {
MutableBag<Integer> integers = UnmodifiableBag.of(HashBag.newBagWith(1, 2, 2, 3, 3, 3));
Assert.assertEquals(
ByteHashBag.newBagWith((byte) 1, (byte) 2, (byte) 2, (byte) 3, (byte) 3, (byte) 3),
integers.collectByte(PrimitiveFunctions.unboxIntegerToByte()));
}