/** When GET is received and owner is not found, reply with NOT_FOUND */
@Test
public void whenGETAndNoOwnerThenReplyNOT_FOUND() throws Exception {
when(store.casOwner(id(154), sh(0), sh(10))).thenReturn(sh(-1));
when(store.findAllocation(id(154))).thenReturn(sh(-1));
final LineMessage get = Message.GET(sh(10), id(154));
mm.receive(get);
verify(comm).send(argThat(equalTo(Message.NOT_FOUND(get))));
}
/** When GET is received and owner is a node other than server, reply with a CHNGD_OWNR */
@Test
public void whenGETAndHasOwnerThenReplyCHNGD_OWNR() throws Exception {
when(store.casOwner(id(154), sh(0), sh(10))).thenReturn(sh(3));
final LineMessage get = Message.GET(sh(10), id(154));
mm.receive(get);
verify(comm).send(argThat(equalTo(Message.CHNGD_OWNR(get, id(154), sh(3), true))));
verify(monitor).addOwnerServed();
verifyNoMoreInteractions(monitor);
}
/**
* When GET is received and owner is not found but line is reserved, then create line and reply
* with PUTX
*/
@Test
public void whenGETReservedAndNoOwnerThenCreateAndReplyPUTX() throws Exception {
when(store.casOwner(15, sh(-1), sh(10))).thenReturn(sh(10));
final LineMessage get = Message.GET(sh(10), 15);
mm.receive(get);
verify(store).casOwner(15, sh(-1), sh(10));
verify(store).write(15, sh(10), 1, new byte[0], null);
verify(comm).send(argThat(equalTo(Message.PUTX(get, 15, new short[0], 0, 1, null))));
verify(monitor).addObjectServed();
verify(monitor).addOwnerWrite();
verifyNoMoreInteractions(monitor);
}
/** When GET is received and server is owner then reply with PUTX */
@Test
public void whenGETAndServerIsOwnerThenReplyPUTX() throws Exception {
when(store.casOwner(id(154), sh(0), sh(10))).thenReturn(sh(10));
when(store.read(id(154))).thenReturn(new MainMemoryEntry(1234, new byte[] {3, 4, 5}));
final LineMessage get = Message.GET(sh(10), id(154));
mm.receive(get);
verify(store).casOwner(id(154), sh(0), sh(10));
verify(store).read(id(154));
verify(comm)
.send(
argThat(
equalTo(
Message.PUTX(
get,
id(154),
new short[0],
0,
1234,
ByteBuffer.wrap(new byte[] {3, 4, 5})))));
verify(monitor).addObjectServed();
verify(monitor).addOwnerWrite();
verifyNoMoreInteractions(monitor);
}