@Test
public void testReferenceCounts3() {
ByteBuf c1 = buffer().writeByte(1);
ByteBuf c2 = buffer().writeByte(2).retain();
ByteBuf c3 = buffer().writeByte(3).retain(2);
CompositeByteBuf buf = freeLater(compositeBuffer());
assertThat(buf.refCnt(), is(1));
List<ByteBuf> components = new ArrayList<ByteBuf>();
Collections.addAll(components, c1, c2, c3);
buf.addComponents(components);
// Ensure that c[123]'s refCount did not change.
assertThat(c1.refCnt(), is(1));
assertThat(c2.refCnt(), is(2));
assertThat(c3.refCnt(), is(3));
assertThat(buf.component(0).refCnt(), is(1));
assertThat(buf.component(1).refCnt(), is(2));
assertThat(buf.component(2).refCnt(), is(3));
c3.release(2);
c2.release();
}
@Test
public void testComponentMustBeSlice() {
CompositeByteBuf buf = freeLater(compositeBuffer());
buf.addComponent(buffer(4).setIndex(1, 3));
assertThat(buf.component(0), is(instanceOf(SlicedByteBuf.class)));
assertThat(buf.component(0).capacity(), is(2));
assertThat(buf.component(0).maxCapacity(), is(2));
}
@Test
public void testRangedConsolidation() {
CompositeByteBuf buf = freeLater(compositeBuffer(Integer.MAX_VALUE));
buf.addComponent(wrappedBuffer(new byte[] {1}));
buf.addComponent(wrappedBuffer(new byte[] {2, 3}));
buf.addComponent(wrappedBuffer(new byte[] {4, 5, 6}));
buf.addComponent(wrappedBuffer(new byte[] {7, 8, 9, 10}));
buf.consolidate(1, 2);
assertEquals(3, buf.numComponents());
assertEquals(wrappedBuffer(new byte[] {1}), buf.component(0));
assertEquals(wrappedBuffer(new byte[] {2, 3, 4, 5, 6}), buf.component(1));
assertEquals(wrappedBuffer(new byte[] {7, 8, 9, 10}), buf.component(2));
}