Balance crop section maturity and distance

tests/test_crop_priority.py

@@ -43,6 +43,26 @@ class TestCropSectionPriority(unittest.TestCase):
         self.assertEqual(next_patch, carrot_a)
         self.assertEqual(next_patch_size, 4)
 
+    def test_farther_section_wins_when_much_more_mature(self):
+        near_patch = {
+            (3, 64, 0), (2, 64, 0), (1, 64, 0), (0, 64, 0),
+            (3, 64, 1), (2, 64, 1), (1, 64, 1), (0, 64, 1),
+            (3, 64, 2), (2, 64, 2),
+        }
+        near_mature = (3, 64, 0)
+        far_patch = {
+            (4, 64, 0), (5, 64, 0), (4, 64, 1), (5, 64, 1),
+        }
+        crop_types = {position: 'wheat' for position in near_patch}
+        crop_types.update({position: 'carrots' for position in far_patch})
+
+        crop, size = self.job._select_crop(
+            [near_mature, *far_patch], crop_types, (0, 64, 0))
+
+        self.assertEqual(crop, (4, 64, 0))
+        self.assertEqual(size, len(far_patch))
+        self.assertEqual(self.job.active_section_maturity, (4, 4))
+
     def test_unripe_same_species_blocks_keep_patch_connected(self):
         mature = (0, 64, 0)
         replanted = (1, 64, 0)