Implement item cachine for 26.3

tests/test_crop_cache.py

@@ -0,0 +1,31 @@
+import unittest
+
+from munch import Munch
+
+from mosfet.info import items
+from mosfet.job import JobStates
+
+
+class TestCropCaching(unittest.TestCase):
+    def test_crop_farm_runs_silent_cache_machine_and_keeps_seeds(self):
+        old_wanted = items.WANTED_ITEMS
+        crop_state = object()
+        cache_state = Munch(silent=False)
+        jobs = JobStates.__new__(JobStates)
+        jobs.gather_crop_states = crop_state
+        jobs.cache_items_states = cache_state
+
+        try:
+            machines = JobStates.farm_crop(jobs)
+            self.assertEqual(machines, [crop_state, cache_state])
+            self.assertTrue(cache_state.silent)
+            self.assertTrue({
+                items.CARROT_ID, items.POTATO_ID,
+                items.WHEAT_SEEDS_ID, items.BEETROOT_SEEDS_ID,
+            }.issubset(items.WANTED_ITEMS))
+        finally:
+            items.WANTED_ITEMS = old_wanted
+
+
+if __name__ == '__main__':
+    unittest.main()

tests/test_inventory_drain.py

@@ -1,10 +1,13 @@
+import io
 import unittest
 
 from munch import Munch
-from minecraft.networking.modern import ClientTickEnd
+from minecraft.networking.modern import ClientTickEnd, ContainerOpenPacket
 from minecraft.networking.packets import PacketBuffer
 
-from mosfet.game import ContainerClickDropPacket, Game
+from mosfet.game import (
+    ContainerClickDropPacket, ContainerClickQuickMovePacket, Game,
+)
 from mosfet.protocol.types import Slot
 
 
@@ -27,6 +30,24 @@ class TestInventoryDrain(unittest.TestCase):
         self.assertEqual(payload.get_writable(), bytes.fromhex(
             '0007002d01040000'))
 
+    def test_quick_move_packet_encodes_shift_click(self):
+        packet = ContainerClickQuickMovePacket(
+            container_id=3, state_id=7, slot=42)
+        payload = PacketBuffer()
+        packet.write_fields(payload)
+
+        self.assertEqual(packet.id, 0x12)
+        self.assertEqual(payload.get_writable(), bytes.fromhex(
+            '0307002a00010000'))
+
+    def test_open_window_packet_decodes_container_metadata(self):
+        # window id, menu type, empty anonymous-NBT title
+        packet = ContainerOpenPacket()
+        packet.read(io.BytesIO(bytes.fromhex('010200')))
+        self.assertEqual(packet.window_id, 1)
+        self.assertEqual(packet.inventory_type, 2)
+        self.assertIsNone(packet.title)
+
     def test_drain_waits_for_authoritative_slot_update(self):
         connection = FakeConnection()
         game = Game.__new__(Game)