# test_biologist_quest_parity.gd —— 40250 生物学研究家任务链 1:1 纯净回归测试套件
extends SceneTree

const BiologistQuestSystem = preload("res://biologist_quest_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_biologist_quest_parity (Direction 1: Biologist Quests 1:1) ===")
	_test_level_unlock()
	_test_item_submission_and_potion()
	_test_soul_stone_completion_and_bonuses()
	_test_full_chain_progression()
	_finish()

func _test_level_unlock() -> void:
	print("\n--- Test 1: Level Requirement & Stage Unlock ---")
	var bio := BiologistQuestSystem.new()
	bio.init_for_player(25) # Level 25
	_assert(bio.current_stage_idx == -1, "Level 25 cannot start Lv30 Orc Tooth quest")

	bio.init_for_player(30) # Level 30
	_assert(bio.current_stage_idx == 0, "Level 30 unlocks Stage 0 (Orc Tooth)")
	var stage: Dictionary = bio.get_current_stage()
	_assert(stage["collect_vnum"] == 30006, "Stage 0 requires Orc Tooth (30006)")
	_assert(stage["collect_count"] == 10, "Stage 0 requires 10 teeth")

func _test_item_submission_and_potion() -> void:
	print("\n--- Test 2: Item Submission & Spiral Potion (71035) ---")
	var bio := BiologistQuestSystem.new()
	bio.init_for_player(30)

	var inv: Array = [
		{"vnum": 30006}, # slot 0: Orc Tooth
		{"vnum": 71035}, # slot 1: Spiral Potion
		null
	]

	# Test missing item error
	var empty_inv: Array = [null, null]
	var res = bio.submit_item(empty_inv)
	_assert(res["ok"] == false and res["reason"] == "MISSING_ITEM", "Fails when missing tooth in inventory")

	# Test successful submission with Spiral Potion
	res = bio.submit_item(inv, true, true)
	_assert(res["ok"] == true and res["success"] == true, "Submission succeeds with potion")
	_assert(bio.delivered_count == 1, "Delivered count incremented to 1")
	_assert(inv[0] == null, "Tooth consumed from slot 0")
	_assert(inv[1] == null, "Spiral Potion consumed from slot 1")
	_assert(bio.cooldown_remaining == 0.0, "Cooldown is 0 with potion")

func _test_soul_stone_completion_and_bonuses() -> void:
	print("\n--- Test 3: Soul Stone Phase & Permanent Stat Bonus ---")
	var bio := BiologistQuestSystem.new()
	bio.init_for_player(30)
	bio.delivered_count = 10
	bio.soul_stone_phase = true

	var inv: Array = [
		{"vnum": 30220}, # Jinunggyi's Soul Stone
		null
	]

	# Test without soul stone
	var res = bio.submit_soul_stone([null])
	_assert(res["ok"] == false and res["reason"] == "MISSING_SOUL_STONE", "Fails without soul stone")

	# Submit soul stone
	res = bio.submit_soul_stone(inv)
	_assert(res["ok"] == true, "Soul stone submitted successfully")
	_assert(res["completed_stage"] == 0, "Stage 0 completed")
	_assert(bio.permanent_bonuses["move_speed"] == 10, "Permanent move speed +10 granted")
	_assert(inv[0] == null, "Soul stone consumed from inventory")

func _test_full_chain_progression() -> void:
	print("\n--- Test 4: Full Quest Progression Lv30 -> Lv80 ---")
	var bio := BiologistQuestSystem.new()
	bio.init_for_player(85) # High level to test through all stages

	# Stage 0: Orc Tooth (Lv30)
	_assert(bio.current_stage_idx == 0, "Current stage is 0 (Lv30)")
	bio.delivered_count = 10
	bio.soul_stone_phase = true
	bio.submit_soul_stone([{"vnum": 30220}])
	_assert(bio.permanent_bonuses["move_speed"] == 10, "Lv30 Bonus: Move speed +10")

	# Stage 1: Curse Book (Lv40)
	_assert(bio.current_stage_idx == 1, "Advanced to stage 1 (Lv40 Curse Book)")
	bio.delivered_count = 15
	bio.soul_stone_phase = true
	bio.submit_soul_stone([{"vnum": 30221}])
	_assert(bio.permanent_bonuses["att_speed"] == 5, "Lv40 Bonus: Attack speed +5")

	# Stage 2: Demon Keepsake (Lv50)
	_assert(bio.current_stage_idx == 2, "Advanced to stage 2 (Lv50 Demon Keepsake)")
	bio.delivered_count = 15
	bio.soul_stone_phase = true
	bio.submit_soul_stone([{"vnum": 30222}])
	_assert(bio.permanent_bonuses["def_grade"] == 60, "Lv50 Bonus: Defense +60")

	# Stage 3: Ice Marble (Lv60)
	_assert(bio.current_stage_idx == 3, "Advanced to stage 3 (Lv60 Ice Marble)")
	bio.delivered_count = 20
	bio.soul_stone_phase = true
	bio.submit_soul_stone([{"vnum": 30223}])
	_assert(bio.permanent_bonuses["att_grade"] == 50, "Lv60 Bonus: Attack power +50")

	# Stage 4: Zelkova Branch (Lv70)
	_assert(bio.current_stage_idx == 4, "Advanced to stage 4 (Lv70 Zelkova Branch)")
	bio.delivered_count = 25
	bio.soul_stone_phase = true
	bio.submit_soul_stone([{"vnum": 30224}])
	_assert(bio.permanent_bonuses["damage_reduction"] == 10, "Lv70 Bonus: Damage reduction 10%")

	# Stage 5: Tugyi's Tablet (Lv80)
	_assert(bio.current_stage_idx == 5, "Advanced to stage 5 (Lv80 Tugyi Tablet)")
	bio.delivered_count = 30
	bio.soul_stone_phase = true
	bio.submit_soul_stone([{"vnum": 30225}])
	_assert(bio.permanent_bonuses["att_grade_pct"] == 10, "Lv80 Bonus: Attack power +10%")

	_assert(bio.completed_stages.size() == 6, "All 6 biologist quest stages completed")

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)