Merge remote-tracking branch 'origin/dev' into sub_laptop_1

resources/tester/test_b09_rate_override.py

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+"""프로젝트 요율 덮어쓰기 — 프로젝트 단위 · 사유 저장 · 기본값↔고친 값 (PLAN 6장 새 절).
+
+⚠ 겨누는 것
+    ① 마스터 요율판은 **안 바뀜**(덮어쓰기는 복사본에만)
+    ② 사유 없는 줄·틀린 주소·같은 칸 두 번은 거름
+    ③ 덮어쓴 요율이 계산에 실제로 걸림 · 안 쓴 프로젝트는 값이 그대로
+    ④ 요율표 칸이 기본값·지금 값·주소를 함께 싣고, 그 주소를 그대로 돌려주면 저장됨
+"""
+
+from __future__ import annotations
+
+import sys
+from dataclasses import replace
+from decimal import Decimal
+from pathlib import Path
+
+import pytest
+
+ROOT = Path(__file__).resolve().parents[2]
+sys.path.insert(0, str(ROOT))
+
+from B09_Estimation.B09_Estimation_Engine_Cost import CostInput, calculate_cost  # noqa: E402
+from B09_Estimation.B09_Estimation_RateOverride import (  # noqa: E402
+    apply_overrides,
+    clean_overrides,
+)
+from B09_Estimation.B09_Estimation_Rates import RateLookupError, load_rate_dataset  # noqa: E402
+from B09_Estimation.B09_Estimation_RateTable import rate_sections  # noqa: E402
+
+BASE = CostInput(
+    direct_material_krw=Decimal(123_456_789),
+    direct_labor_krw=Decimal(234_567_891),
+    direct_expense_krw=Decimal(45_678_912),
+    estimated_price_krw=Decimal(300_000_000),  # 50억 미만 구간
+)
+OVERHEAD = {
+    "variable": "rate_overhead",
+    "table": "civil_landscape_industrial",
+    "match": {"estimated_price_bracket": "lt_5_billion"},
+    "rate_percent": "7.5",
+    "reason": "발주처 지침(시험)",
+}
+
+
+def test_마스터는_안_바뀐다() -> None:
+    master = load_rate_dataset()
+    before = master.variables["rate_overhead"]["civil_landscape_industrial"][0]["rate_percent"]
+    changed = apply_overrides(master, [OVERHEAD])
+    assert (
+        changed.variables["rate_overhead"]["civil_landscape_industrial"][0]["rate_percent"] == 7.5
+    )
+    assert (
+        master.variables["rate_overhead"]["civil_landscape_industrial"][0]["rate_percent"] == before
+    )
+    assert (
+        load_rate_dataset().variables["rate_overhead"]["civil_landscape_industrial"][0][
+            "rate_percent"
+        ]
+        == before
+    )
+
+
+def test_덮어쓴_요율이_계산에_걸리고_안_쓰면_그대로() -> None:
+    plain = calculate_cost(BASE)
+    again = calculate_cost(replace(BASE, rate_overrides=()))
+    assert plain.totals == again.totals
+    changed = calculate_cost(replace(BASE, rate_overrides=(OVERHEAD,)))
+    assert changed.line("general_overhead").rate_percent == Decimal("7.5")
+    assert changed.amount("general_overhead") < plain.amount("general_overhead")
+    assert any("요율 덮어쓰기 1건" in note and "발주처 지침" in note for note in changed.notes)
+
+
+def test_한_값짜리_요율도_덮어쓴다() -> None:
+    sanjae = {
+        "variable": "rate_sanjae",
+        "table": None,
+        "match": {},
+        "rate_percent": "3.7",
+        "reason": "고시 개정",
+    }
+    result = calculate_cost(replace(BASE, rate_overrides=(sanjae,)))
+    assert result.line("industrial_accident_insurance").rate_percent == Decimal("3.7")
+
+
+def test_사유_주소_중복을_거른다() -> None:
+    master = load_rate_dataset()
+    kept, errors = clean_overrides(
+        [
+            {**OVERHEAD, "reason": "  "},
+            {**OVERHEAD, "match": {"estimated_price_bracket": "no_such"}},
+            {**OVERHEAD, "rate_percent": "-1"},
+            OVERHEAD,
+            OVERHEAD,
+        ],
+        master,
+    )
+    assert len(kept) == 1 and kept[0]["rate_percent"] == "7.5"
+    assert len(errors) == 4
+    assert any("사유" in e for e in errors) and any("두 번" in e for e in errors)
+
+
+def test_주소가_안_맞으면_계산이_멈춘다() -> None:
+    stale = {**OVERHEAD, "match": {"estimated_price_bracket": "gone"}}
+    with pytest.raises(RateLookupError):
+        calculate_cost(replace(BASE, rate_overrides=(stale,)))
+
+
+def test_요율표_칸이_기본값과_주소를_싣고_그대로_돌려주면_저장된다() -> None:
+    master = load_rate_dataset()
+    current = apply_overrides(master, [OVERHEAD])
+    sections = rate_sections(current, master)
+    cells = [cell for s in sections for row in s["rows"] for cell in row if isinstance(cell, dict)]
+    assert cells and all({"value", "default", "overridden", "address"} <= set(c) for c in cells)
+    changed = [c for c in cells if c["overridden"]]
+    assert len(changed) == 1 and (changed[0]["value"], changed[0]["default"]) == (7.5, 8.0)
+    # 화면이 받은 주소 그대로 새 값·사유를 붙여 돌려주면 모두 저장 가능해야 함.
+    raw = [{**c["address"], "rate_percent": "1", "reason": "왕복"} for c in cells]
+    kept, errors = clean_overrides(raw, master)
+    assert not errors and len(kept) == len(cells)