Apply sign work zones before candidate routing

tests/test_sign_work_targets.py

@@ -0,0 +1,68 @@
+import unittest
+from munch import Munch
+
+from mosfet.info import blocks
+from mosfet.jobs.gather_crop import GatherCropStates
+from mosfet.jobs.gather_wood import GatherWoodStates
+
+
+class SignWorkTargetTests(unittest.TestCase):
+    def test_crop_search_filters_out_of_bounds_candidates_before_navigation(self):
+        outside = (10, 64, 0)
+        mature_wheat = blocks.MATURE_WHEAT_ID
+        crop_state = blocks.MCD_BLOCKS['wheat']['minStateId']
+
+        class FakeWorld:
+            def find_blocks_indexed(self, _center, _block_ids, _distance):
+                return [outside]
+
+            @staticmethod
+            def work_position_allowed(position):
+                return position != outside
+
+            def filter_work_positions(self, positions):
+                return [position for position in positions
+                        if self.work_position_allowed(position)]
+
+            @staticmethod
+            def block_at(*_position):
+                return crop_state
+
+        state = GatherCropStates(Munch(world=FakeWorld(), pos=(0, 64, 0)))
+        state.find_new_crop()
+
+        self.assertIs(state.state.__func__, state.wait_for_crops.__func__)
+        self.assertEqual(state.bad_crops, [])
+
+    def test_tree_search_skips_out_of_bounds_tree_without_blacklisting_it(self):
+        outside = (10, 64, 0)
+        inside = (2, 64, 0)
+        oak_log = blocks.MCD_BLOCKS['oak_log']['minStateId']
+
+        class FakeWorld:
+            @staticmethod
+            def find_trees(_center, _distance):
+                return [outside, inside]
+
+            @staticmethod
+            def work_position_allowed(position):
+                return position != outside
+
+            def filter_work_positions(self, positions):
+                return [position for position in positions
+                        if self.work_position_allowed(position)]
+
+            @staticmethod
+            def block_at(*_position):
+                return oak_log
+
+        state = GatherWoodStates(Munch(world=FakeWorld(), pos=(0, 64, 0)))
+        state.find_new_tree()
+
+        self.assertEqual(state.tree, inside)
+        self.assertEqual(state.type, 'oak')
+        self.assertEqual(state.bad_trees, [])
+
+
+if __name__ == '__main__':
+    unittest.main()