@Test
public void shouldHaveSameByteOrder() {
ByteBuf buf = Unpooled.buffer(1);
assertSame(Unpooled.BIG_ENDIAN, Unpooled.unmodifiableBuffer(buf).order());
buf = buf.order(LITTLE_ENDIAN);
assertSame(Unpooled.LITTLE_ENDIAN, Unpooled.unmodifiableBuffer(buf).order());
}
@Test
public void shouldReturnReadOnlyDerivedBuffer() {
ByteBuf buf = Unpooled.unmodifiableBuffer(Unpooled.buffer(1));
assertTrue(buf.duplicate() instanceof ReadOnlyByteBuf);
assertTrue(buf.slice() instanceof ReadOnlyByteBuf);
assertTrue(buf.slice(0, 1) instanceof ReadOnlyByteBuf);
assertTrue(buf.duplicate() instanceof ReadOnlyByteBuf);
}
@Test
public void shouldReturnWritableCopy() {
ByteBuf buf = Unpooled.unmodifiableBuffer(Unpooled.buffer(1));
assertFalse(buf.copy() instanceof ReadOnlyByteBuf);
}
@Test
public void testUnwrap() {
ByteBuf buf = Unpooled.buffer(1);
assertSame(buf, ((WrappedByteBuf) Unpooled.unmodifiableBuffer(buf)).unwrap());
}
@Test
public void testUnmodifiableBuffer() {
assertTrue(Unpooled.unmodifiableBuffer(Unpooled.buffer(1)) instanceof ReadOnlyByteBuf);
}