SPipe 데모 v2 (2026-10-30) 서버 배포본

- SPipe_server_2026-10-30.zip 내용을 풀어서 등록 (압축 파일은 올리지 않음)
- README에 데모 v2 서버 업데이트 순서 추가, 저장소에 없는 문서 목차 정리
- 패치내역을 docs/로 이동, _worklog.md 추가
- 임시 파일(backend/temp.*)과 API 키가 든 파일은 제외

backend/blocksys/tests/test_boundary.py

@@ -0,0 +1,59 @@
+from __future__ import annotations
+
+from blocksys.boundary import apply_blocks_to_model, assign_valve_or_meter, find_boundary_links
+from blocksys.partition import partition
+
+
+def test_boundary_matches_differing_labels(weighted_graph, cfg):
+    labels = partition(weighted_graph, 6, cfg)
+    boundary = find_boundary_links(weighted_graph, labels)
+
+    expected_pairs = {
+        (u, v)
+        for u, v in weighted_graph.edges
+        if u in labels and v in labels and labels[u] != labels[v]
+    }
+    actual_pairs = {(b.from_node, b.to_node) for b in boundary}
+    assert actual_pairs == expected_pairs
+
+
+def test_each_boundary_link_has_a_real_pipe_id(weighted_graph, bundle, cfg):
+    labels = partition(weighted_graph, 6, cfg)
+    boundary = find_boundary_links(weighted_graph, labels)
+    for b in boundary:
+        assert b.pipe_id in bundle.wn.link_name_list
+
+
+def test_assign_valve_or_meter_gives_every_block_an_inlet(weighted_graph, baseline, cfg):
+    labels = partition(weighted_graph, 6, cfg)
+    boundary = find_boundary_links(weighted_graph, labels)
+    boundary = assign_valve_or_meter(boundary, baseline, inlets_per_block=cfg.boundary.inlets_per_block)
+
+    assert {b.action for b in boundary} <= {"close", "meter"}
+
+    blocks_touched = {b.block_a for b in boundary} | {b.block_b for b in boundary}
+    for block in blocks_touched:
+        links = [b for b in boundary if b.block_a == block or b.block_b == block]
+        assert any(b.action == "meter" for b in links)
+
+
+def test_apply_blocks_to_model_only_closes_marked_links(weighted_graph, bundle, baseline, cfg):
+    labels = partition(weighted_graph, 6, cfg)
+    boundary = find_boundary_links(weighted_graph, labels)
+    boundary = assign_valve_or_meter(boundary, baseline, inlets_per_block=cfg.boundary.inlets_per_block)
+
+    already_closed = {
+        name for name, link in bundle.wn.links() if str(link.initial_status) == "Closed"
+    }
+    wn_blocked = apply_blocks_to_model(bundle.wn, boundary)
+
+    newly_closed_expected = {b.pipe_id for b in boundary if b.action == "close"}
+    closed_actual = {
+        name for name, link in wn_blocked.links() if str(link.initial_status) == "Closed"
+    }
+    assert closed_actual == already_closed | newly_closed_expected
+    # 원본 모델은 변경되지 않아야 한다
+    assert all(
+        str(bundle.wn.get_link(pid).initial_status) != "Closed"
+        for pid in newly_closed_expected - already_closed
+    )