test: cover testLoot
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@@ -156,3 +156,160 @@ VF_TEST(fortuneMultipliesOreDropsAndNeverDropsBelowTheBaseYield) {
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CHECK_EQ(worstPlain, 1);
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CHECK_EQ(worstPlain, 1);
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CHECK_EQ(worstFortune, 1);
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CHECK_EQ(worstFortune, 1);
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CHECK_EQ(maxOverSeeds(Block::DiamondOre, bare, ItemId::DiamondPickaxe, ItemId::DiamondGem, 400),
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1);
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CHECK_EQ(maxOverSeeds(Block::DiamondOre, fortune, ItemId::DiamondPickaxe, ItemId::DiamondGem,
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400),
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4);
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// Silk Touch wins over Fortune: the ore block itself, never a multiplied gem.
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LootContext both = enchanted(ItemId::DiamondPickaxe, EnchantKind::SilkTouch, 1, 99u);
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addEnchant(both.toolEnchants, EnchantKind::Fortune, 3);
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LootRoll roll = rollBlockDrops(Block::DiamondOre, both);
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CHECK_EQ(roll.countOf(ItemId::DiamondOre), 1);
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CHECK_EQ(roll.countOf(ItemId::DiamondGem), 0);
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}
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VF_TEST(grassYieldsDirtAndBedrockYieldsNothingAtAll) {
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LootContext shovel = contextWith(ItemId::IronShovel, 5u);
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LootRoll grass = rollBlockDrops(Block::Grass, shovel);
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CHECK_EQ(grass.countOf(ItemId::Dirt), 1);
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CHECK_EQ(grass.countOf(ItemId::Grass), 0);
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LootContext pickaxe = contextWith(ItemId::DiamondPickaxe, 5u);
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CHECK(rollBlockDrops(Block::Bedrock, pickaxe).empty());
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CHECK(blockLootTable(Block::Bedrock).empty());
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LootContext silk = enchanted(ItemId::DiamondPickaxe, EnchantKind::SilkTouch, 1, 5u);
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CHECK(rollBlockDrops(Block::Bedrock, silk).empty());
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}
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VF_TEST(leavesOnlyDropTheirSubstituteCuttingWhenSilkTouchIsAbsent) {
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LootContext silk = enchanted(ItemId::IronHoe, EnchantKind::SilkTouch, 1, 3u);
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LootRoll harvested = rollBlockDrops(Block::Leaves, silk);
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CHECK_EQ(harvested.countOf(ItemId::Leaves), 1);
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CHECK_EQ(harvested.totalCount(), 1);
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int cuttings = 0;
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int cuttingsWithFortune = 0;
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int leafBlocks = 0;
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EnchantSet fortune;
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addEnchant(fortune, EnchantKind::Fortune, 3);
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for (int i = 0; i < 1500; ++i) {
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LootContext plain = contextWith(ItemId::IronHoe, seedFor(i));
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LootRoll roll = rollBlockDrops(Block::Leaves, plain);
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cuttings += roll.countOf(ItemId::Wood);
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leafBlocks += roll.countOf(ItemId::Leaves);
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LootContext lucky = contextWith(ItemId::IronHoe, seedFor(i));
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lucky.toolEnchants = fortune;
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cuttingsWithFortune += rollBlockDrops(Block::Leaves, lucky).countOf(ItemId::Wood);
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}
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CHECK_EQ(leafBlocks, 0);
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CHECK(cuttings > 0);
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CHECK(cuttingsWithFortune > cuttings * 2);
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}
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VF_TEST(toolTierGatesTheOresTheWayTheHarvestLevelsSay) {
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CHECK(!toolQualifiesFor(Block::Stone, ItemId::None));
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CHECK(!toolQualifiesFor(Block::Stone, ItemId::IronAxe));
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CHECK(toolQualifiesFor(Block::Stone, ItemId::WoodPickaxe));
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CHECK(!toolQualifiesFor(Block::IronOre, ItemId::WoodPickaxe));
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CHECK(!toolQualifiesFor(Block::IronOre, ItemId::GoldPickaxe));
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CHECK(toolQualifiesFor(Block::IronOre, ItemId::StonePickaxe));
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CHECK(!toolQualifiesFor(Block::DiamondOre, ItemId::StonePickaxe));
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CHECK(!toolQualifiesFor(Block::DiamondOre, ItemId::GoldPickaxe));
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CHECK(toolQualifiesFor(Block::DiamondOre, ItemId::IronPickaxe));
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CHECK(toolQualifiesFor(Block::EmeraldOre, ItemId::DiamondPickaxe));
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// Nothing outside the pickaxe class is gated at all.
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CHECK(toolQualifiesFor(Block::Dirt, ItemId::None));
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CHECK(toolQualifiesFor(Block::Leaves, ItemId::None));
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CHECK(toolQualifiesFor(Block::Grass, ItemId::WoodShovel));
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}
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VF_TEST(aBlockBrokenWithTooWeakAToolProducesNoDropsAtAll) {
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LootContext weak = contextWith(ItemId::StonePickaxe, 11u);
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CHECK(rollBlockDrops(Block::DiamondOre, weak).empty());
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LootContext bare = contextWith(ItemId::None, 11u);
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CHECK(rollBlockDrops(Block::Stone, bare).empty());
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// The gate runs before the table, so even Silk Touch cannot rescue it.
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LootContext silkOnAStonePick = enchanted(ItemId::StonePickaxe, EnchantKind::SilkTouch, 1, 11u);
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CHECK(rollBlockDrops(Block::DiamondOre, silkOnAStonePick).empty());
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}
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VF_TEST(zombiesDropFleshAlwaysAndIronOnlyWhenAPlayerLandedTheKill) {
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int ingotsFromPlayers = 0;
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int ingotsFromTheWorld = 0;
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int fleshTotal = 0;
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for (int i = 0; i < 3000; ++i) {
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LootRoll byPlayer = rollMobDrops(LootTable::MobKind::Zombie, killContext(true, seedFor(i)));
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LootRoll byWorld = rollMobDrops(LootTable::MobKind::Zombie, killContext(false, seedFor(i)));
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ingotsFromPlayers += byPlayer.countOf(ItemId::IronIngot);
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ingotsFromTheWorld += byWorld.countOf(ItemId::IronIngot);
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fleshTotal += byPlayer.countOf(ItemId::RottenFlesh);
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}
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CHECK_EQ(ingotsFromTheWorld, 0);
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CHECK(ingotsFromPlayers > 0);
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CHECK(fleshTotal > 2000);
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CHECK(fleshTotal < 4500);
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}
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VF_TEST(lootingRaisesBothTheDropCeilingAndTheRareDropRate) {
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int plainCeiling = 0;
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int lootedCeiling = 0;
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int plainIngots = 0;
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int lootedIngots = 0;
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for (int i = 0; i < 3000; ++i) {
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LootContext plain = killContext(true, seedFor(i));
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LootContext looted = killContext(true, seedFor(i));
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addEnchant(looted.toolEnchants, EnchantKind::Looting, 3);
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LootRoll plainRoll = rollMobDrops(LootTable::MobKind::Zombie, plain);
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LootRoll lootedRoll = rollMobDrops(LootTable::MobKind::Zombie, looted);
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plainCeiling = std::max(plainCeiling, plainRoll.countOf(ItemId::RottenFlesh));
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lootedCeiling = std::max(lootedCeiling, lootedRoll.countOf(ItemId::RottenFlesh));
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plainIngots += plainRoll.countOf(ItemId::IronIngot);
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lootedIngots += lootedRoll.countOf(ItemId::IronIngot);
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}
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CHECK_EQ(plainCeiling, 2);
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CHECK_EQ(lootedCeiling, 5);
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CHECK(lootedIngots > plainIngots);
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}
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VF_TEST(livestockDropRawMeatThatComesOutCookedWhenTheKillWasFiery) {
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const struct { LootTable::MobKind kind; ItemId raw; ItemId cooked; int ceiling; } herd[] = {
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{LootTable::MobKind::Sheep, ItemId::RawMutton, ItemId::CookedMutton, 2},
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{LootTable::MobKind::Cow, ItemId::RawBeef, ItemId::CookedBeef, 3},
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{LootTable::MobKind::Pig, ItemId::RawPorkchop, ItemId::CookedPorkchop, 3},
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};
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for (const auto& animal : herd) {
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int rawSeen = 0;
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int cookedSeen = 0;
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int highest = 0;
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for (int i = 0; i < 300; ++i) {
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LootContext plain = killContext(true, seedFor(i));
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LootRoll rawRoll = rollMobDrops(animal.kind, plain);
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rawSeen += rawRoll.countOf(animal.raw);
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highest = std::max(highest, rawRoll.countOf(animal.raw));
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CHECK_EQ(rawRoll.countOf(animal.cooked), 0);
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LootContext burning = killContext(true, seedFor(i));
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burning.fiery = true;
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LootRoll cookedRoll = rollMobDrops(animal.kind, burning);
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cookedSeen += cookedRoll.countOf(animal.cooked);
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CHECK_EQ(cookedRoll.countOf(animal.raw), 0);
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}
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CHECK_EQ(rawSeen, cookedSeen);
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CHECK_EQ(highest, animal.ceiling);
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}
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}
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VF_TEST(lootContextForCarriesTheKillOverAndRefusesADeadSeed) {
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EnchantSet enchants;
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addEnchant(enchants, EnchantKind::Looting, 2);
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