T6 探针基建收口段: 三族样板收单点（probe_ui_util树寻址contains/begins_with参数化+isolate_save七份隔离样板/battle_driver五份战斗驱动）+level_autoplay双战斗循环合并_decide_act+test_kit收13套件_check样板（断言数逐套件零丢失对照表在报告）+BAD_DIR夹具共享+smoke_all五件（:953公有面clamped_pool/_battle_st七袋/check_silent并入quiet参/_pct转发删/load改preload）；探针小件=main句柄Node类型注/魔法等待常量化/画布常数同源锚注/死参verbose删；红线守住=ui_input case④b与click循环体零触碰/拍板点三件未退役

game/tests/unit/contracts/system_contracts_test.gd

@@ -12,35 +12,19 @@ const ConfigDBScript := preload("res://core/config_db.gd")
 const RngServiceScript := preload("res://core/rng_service.gd")
 const StatusContainerScript := preload("res://core/status_container.gd")
 const DamageControllerScript := preload("res://core/damage_controller.gd")
-
-var _failures := 0
-var _checks := 0
+const Kit := preload("res://tests/unit/test_kit.gd")   # T6 收口：_check/汇总退出样板单点
 
 
 func _init() -> void:
 	var db = ConfigDBScript.new()
 	var load_ok: bool = db.load_tables("res://data/tables", true)
-	_check("前置：表加载零 error", load_ok and db.diagnostics_count("error") == 0)
+	Kit.check("前置：表加载零 error", load_ok and db.diagnostics_count("error") == 0)
 	if load_ok:
 		_test_damage_controller_vocabularies()
 		_test_rng_tag_closure(db)
 		_test_ticket_nine_columns()
 		_test_status_boolean_acceptance(db)
-	if _failures > 0:
-		push_error("[system_contracts_test] %d/%d 项失败" % [_failures, _checks])
-		quit(1)
-		return
-	print("[system_contracts_test] all green (%d checks)" % _checks)
-	quit(0)
-
-
-func _check(desc: String, ok: bool) -> void:
-	_checks += 1
-	if ok:
-		print("  [PASS] " + desc)
-	else:
-		_failures += 1
-		push_error("  [FAIL] " + desc)
+	quit(Kit.finish("system_contracts_test"))
 
 
 # ---- B1 兑付配方词表：五配方/三目标规则/双结账政策——常量非空且互异（封闭枚举负空间） ----
@@ -55,11 +39,11 @@ func _test_damage_controller_vocabularies() -> void:
 	for k in kinds:
 		if String(k).is_empty():
 			nonempty = false
-	_check("五配方常量非空（开单面唯一分派键）", nonempty)
+	Kit.check("五配方常量非空（开单面唯一分派键）", nonempty)
 	var unique_kinds: Dictionary = {}
 	for k in kinds:
 		unique_kinds[String(k)] = true
-	_check("五配方常量互异（词表封闭无别名）", unique_kinds.size() == kinds.size())
+	Kit.check("五配方常量互异（词表封闭无别名）", unique_kinds.size() == kinds.size())
 	var targets: Array = [
 		DamageControllerScript.TARGET_FRONT_ALIVE, DamageControllerScript.TARGET_HERO,
 		DamageControllerScript.TARGET_ALL_ALIVE,
@@ -67,8 +51,8 @@ func _test_damage_controller_vocabularies() -> void:
 	var unique_targets: Dictionary = {}
 	for t in targets:
 		unique_targets[String(t)] = true
-	_check("三目标规则常量互异（结账时刻现场解析词表）", unique_targets.size() == targets.size())
-	_check("双结账政策常量互异（A 即结 / B 攒批回切位）",
+	Kit.check("三目标规则常量互异（结账时刻现场解析词表）", unique_targets.size() == targets.size())
+	Kit.check("双结账政策常量互异（A 即结 / B 攒批回切位）",
 		String(DamageControllerScript.POLICY_IMMEDIATE) != String(DamageControllerScript.POLICY_SEGMENT))
 
 
@@ -76,9 +60,9 @@ func _test_damage_controller_vocabularies() -> void:
 
 func _test_rng_tag_closure(db) -> void:
 	var stream_label: String = String(db.settlement.armor_roll_stream)
-	_check("settlement.armor_roll_stream ∈ RngService 封闭标签词表（EC12）",
+	Kit.check("settlement.armor_roll_stream ∈ RngService 封闭标签词表（EC12）",
 		RngServiceScript.PURPOSE_TAGS.has(stream_label))
-	_check("RngService 用途标签词表非空且互异（封闭语义由流改标签）",
+	Kit.check("RngService 用途标签词表非空且互异（封闭语义由流改标签）",
 		RngServiceScript.PURPOSE_TAGS.size() > 0)
 
 
@@ -95,9 +79,9 @@ func _test_ticket_nine_columns() -> void:
 	for c in columns:
 		if not t.has(c):
 			all_present = false
-	_check("单据九栏 + 可选两栏缺省齐备（开单面只写差异栏前提）", all_present)
-	_check("缺省无类型轴（attack_type 空 = 恒不查克制矩阵）", String(t.attack_type) == "")
-	_check("缺省无前置依赖（requires = -1）", int(t.requires) == -1)
+	Kit.check("单据九栏 + 可选两栏缺省齐备（开单面只写差异栏前提）", all_present)
+	Kit.check("缺省无类型轴（attack_type 空 = 恒不查克制矩阵）", String(t.attack_type) == "")
+	Kit.check("缺省无前置依赖（requires = -1）", int(t.requires) == -1)
 
 
 func _bare_controller():
@@ -129,18 +113,18 @@ func _test_status_boolean_acceptance(db) -> void:
 	var any_row: Dictionary = {}
 	if db.status_effects.rows.size() > 0:
 		any_row = db.status_effects.rows[0]
-	_check("前置：状态表非空", not any_row.is_empty())
+	Kit.check("前置：状态表非空", not any_row.is_empty())
 	if any_row.is_empty():
 		return
 	var probe_id: String = String(any_row.effect_id)
 	var src := {"source_class": "safe_cell", "origin_cell": Vector2i(-1, -1), "round_index": 0}
-	_check("域闭授予拒绝（EC1——战斗域外 apply_effect = false）", effects.apply_effect(probe_id, src) == false)
-	_check("未知 effect_id 拒绝（EC2）", effects.apply_effect("no_such_effect_id__", src) == false)
+	Kit.check("域闭授予拒绝（EC1——战斗域外 apply_effect = false）", effects.apply_effect(probe_id, src) == false)
+	Kit.check("未知 effect_id 拒绝（EC2）", effects.apply_effect("no_such_effect_id__", src) == false)
 	effects.notify_battle_start()
-	_check("开域后受理已知 id（布尔受理口径 true 通道）", effects.apply_effect(probe_id, src) == true)
+	Kit.check("开域后受理已知 id（布尔受理口径 true 通道）", effects.apply_effect(probe_id, src) == true)
 	var active: Array = effects.query_active(String(any_row.target_side))
 	var projected := false
 	for a in active:
 		if String(a.effect_id) == probe_id:
 			projected = int(a.effective_value) == int(a.layers) * int(a.snap_magnitude)
-	_check("受理后投影 effective_value = 层数×授予时快照（抗热重载 EC9 面）", projected)
+	Kit.check("受理后投影 effective_value = 层数×授予时快照（抗热重载 EC9 面）", projected)