# test_herbal_dew_parity.gd —— 40250 草药炼丹与 6 色神圣露水 1:1 纯净回归测试套件
extends SceneTree

const HerbalDewSystem = preload("res://herbal_dew_system.gd")

var _passed := 0
var _failed := 0

func _assert(cond: bool, msg: String) -> void:
	if cond:
		_passed += 1
		print("  [PASS] %s" % msg)
	else:
		_failed += 1
		printerr("  [FAIL] %s" % msg)

func _init() -> void:
	print("\n=== Running test_herbal_dew_parity (Direction 2: Herbal Dews 1:1) ===")
	_test_herb_to_water_extraction()
	_test_dew_brewing_with_bottle()
	_test_six_color_dew_drinking_and_stacking()
	_test_dew_decay_and_expiration()
	_finish()

func _test_herb_to_water_extraction() -> void:
	print("\n--- Test 1: Herb to Water Intermediate Extraction ---")
	var inv: Array = [
		{"vnum": 50701, "count": 1}, # Peach Blossom
		null,
		null
	]

	# Extract Peach Blossom -> Sim-Water (50721)
	var res = HerbalDewSystem.brew_water(inv, 50701)
	_assert(res["ok"] == true, "Peach Blossom extracted successfully")
	_assert(res["water_vnum"] == 50721, "Yielded Sim-Water (50721)")
	_assert(inv[res["slot"]]["vnum"] == 50721, "Sim-Water stored in slot %d" % res["slot"])

	# Missing herb fails
	var empty_inv: Array = [null, null]
	res = HerbalDewSystem.brew_water(empty_inv, 50701)
	_assert(res["ok"] == false and res["reason"] == "MISSING_HERB", "Extraction fails without herb")

func _test_dew_brewing_with_bottle() -> void:
	print("\n--- Test 2: Dew Brewing with Empty Bottle (70030) ---")
	var inv: Array = [
		{"vnum": 50723}, # Bo-Water (for Blue Dew 50823)
		{"vnum": 70030}, # Empty Bottle
		null
	]

	# Brew Blue Dew (50823)
	var res = HerbalDewSystem.brew_dew(inv, 50823, true)
	_assert(res["ok"] == true, "Blue Dew brewed successfully")
	_assert(res["dew_vnum"] == 50823, "Vnum is 50823 (Blue Dew)")
	_assert(res["value"] == 120, "Rolled max ATK +120")
	_assert(inv[res["slot"] if res.has("slot") else 0]["vnum"] == 50823, "Blue Dew stored in inventory")

	# Missing bottle fails
	var inv_no_bottle: Array = [{"vnum": 50723}, null]
	res = HerbalDewSystem.brew_dew(inv_no_bottle, 50823)
	_assert(res["ok"] == false and res["reason"] == "MISSING_BOTTLE", "Brewing fails without empty bottle")

func _test_six_color_dew_drinking_and_stacking() -> void:
	print("\n--- Test 3: Drinking Dews & Multi-Dew Stacking ---")
	var hds := HerbalDewSystem.new()

	var blue_dew := {"vnum": 50823, "value": 100} # +100 ATK
	var red_dew := {"vnum": 50822, "value": 15}   # +15% Crit
	var white_dew := {"vnum": 50824, "value": 80}  # +80 DEF

	# Drink Blue Dew
	var res = hds.drink_dew(blue_dew)
	_assert(res["ok"] == true, "Blue Dew consumed")
	_assert(hds.has_dew(50823) == true, "Blue Dew active")
	_assert(hds.get_stat_bonus("att_grade") == 100, "ATK bonus is 100")

	# Drink Red Dew (stack together)
	hds.drink_dew(red_dew)
	_assert(hds.has_dew(50822) == true, "Red Dew active")
	_assert(hds.get_stat_bonus("critical_pct") == 15, "Critical bonus is 15%")
	_assert(hds.get_stat_bonus("att_grade") == 100, "ATK bonus remains active alongside Red Dew")

	# Drink White Dew
	hds.drink_dew(white_dew)
	_assert(hds.get_stat_bonus("def_grade") == 80, "DEF bonus is 80")
	_assert(hds.active_dews.size() == 3, "3 distinct dews simultaneously active")

func _test_dew_decay_and_expiration() -> void:
	print("\n--- Test 4: Dew Duration Decay & Expiration ---")
	var hds := HerbalDewSystem.new()
	hds.drink_dew({"vnum": 50826, "value": 5}) # Yellow Dew (Attack Speed)
	_assert(hds.has_dew(50826) == true, "Yellow Dew active")

	# Fast forward 500s -> still active
	var expired = hds.update(500.0)
	_assert(expired.is_empty(), "Not expired after 500s")
	_assert(hds.has_dew(50826) == true, "Still active at 100s remaining")

	# Fast forward another 101s -> expired
	expired = hds.update(101.0)
	_assert(expired == [50826], "Yellow Dew expired")
	_assert(hds.has_dew(50826) == false, "Yellow Dew no longer active")
	_assert(hds.get_stat_bonus("att_speed") == 0, "Attack speed bonus reset to 0")

func _finish() -> void:
	print("\n=== SUMMARY: %d passed, %d failed ===" % [_passed, _failed])
	if _failed == 0:
		print("ALL TESTS PASSED!\n")
		quit(0)
	else:
		printerr("SOME TESTS FAILED!\n")
		quit(1)