test: add tests for crop growth and farmland hydration
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dualfroz committed
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#include "testHarness.h"
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#include "vf/Farming.h"
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using namespace vf;
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namespace {
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int countLeaves(World& world, const Vec3i& centre, int radius, int yLow, int yHigh) {
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int count = 0;
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for (int x = centre.x - radius; x <= centre.x + radius; ++x)
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for (int y = yLow; y <= yHigh; ++y)
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for (int z = centre.z - radius; z <= centre.z + radius; ++z)
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if (world.blockAt(x, y, z) == Block::Leaves) ++count;
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return count;
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}
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} // namespace
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VF_TEST(groundCropRipensThroughStagesInLight) {
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World world;
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world.setBlock(0, 63, 0, Block::Farmland);
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Farming farm(1u);
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Vec3i crop{0, 64, 0};
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farm.plant(world, crop, CropType::Wheat);
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CHECK_EQ(farm.stateAt(crop)->stage, 0);
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for (int i = 0; i < 4000 && !farm.stateAt(crop)->mature(); ++i) farm.growStep(world, 15);
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CHECK(farm.stateAt(crop)->mature());
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CHECK_EQ(farm.stateAt(crop)->stage, 7);
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CHECK(world.blockAt(0, 64, 0) == Block::Wheat);
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}
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VF_TEST(cropDoesNotGrowInDarkness) {
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World world;
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world.setBlock(0, 63, 0, Block::Farmland);
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Farming farm(1u);
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Vec3i crop{0, 64, 0};
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farm.plant(world, crop, CropType::Wheat);
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for (int i = 0; i < 1000; ++i) farm.growStep(world, 0);
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CHECK_EQ(farm.stateAt(crop)->stage, 0);
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}
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VF_TEST(hydrationAcceleratesGrowth) {
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Vec3i crop{0, 64, 0};
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World dryWorld;
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dryWorld.setBlock(0, 63, 0, Block::Farmland);
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Farming dryFarm(50u);
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dryFarm.plant(dryWorld, crop, CropType::Wheat);
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CHECK(!dryFarm.isHydrated(dryWorld, Vec3i{0, 63, 0}));
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int drySteps = 0;
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while (!dryFarm.stateAt(crop)->mature() && drySteps < 100000) {
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dryFarm.growStep(dryWorld, 15);
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++drySteps;
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}
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World wetWorld;
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wetWorld.setBlock(0, 63, 0, Block::Farmland);
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wetWorld.setBlock(2, 63, 0, Block::Water);
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Farming wetFarm(50u);
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wetFarm.plant(wetWorld, crop, CropType::Wheat);
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CHECK(wetFarm.isHydrated(wetWorld, Vec3i{0, 63, 0}));
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int wetSteps = 0;
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while (!wetFarm.stateAt(crop)->mature() && wetSteps < 100000) {
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wetFarm.growStep(wetWorld, 15);
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++wetSteps;
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}
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CHECK(wetFarm.stateAt(crop)->mature());
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CHECK(dryFarm.stateAt(crop)->mature());
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CHECK(wetSteps < drySteps);
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}
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VF_TEST(sugarCaneGrowsBesideWaterUpToThree) {
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World world;
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world.setBlock(0, 63, 0, Block::Dirt);
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world.setBlock(1, 63, 0, Block::Water);
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Farming farm(2u);
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Vec3i base{0, 64, 0};
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farm.plant(world, base, CropType::SugarCane);
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for (int i = 0; i < 4000 && farm.stateAt(base)->stage < 2; ++i) farm.growStep(world, 15);
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CHECK(world.blockAt(0, 65, 0) == Block::SugarCane);
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CHECK(world.blockAt(0, 66, 0) == Block::SugarCane);
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CHECK(world.blockAt(0, 67, 0) == Block::Air);
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CHECK_EQ(farm.stateAt(base)->stage, 2);
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}
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VF_TEST(sugarCaneWillNotGrowWithoutWater) {
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World world;
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world.setBlock(0, 63, 0, Block::Dirt);
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Farming farm(2u);
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Vec3i base{0, 64, 0};
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farm.plant(world, base, CropType::SugarCane);
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for (int i = 0; i < 800; ++i) farm.growStep(world, 15);
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CHECK_EQ(farm.stateAt(base)->stage, 0);
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CHECK(world.blockAt(0, 65, 0) == Block::Air);
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}
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VF_TEST(cactusGrowsAloneButNotBesideSolids) {
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World open;
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open.setBlock(0, 63, 0, Block::Sand);
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Farming lonely(3u);
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Vec3i base{0, 64, 0};
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lonely.plant(open, base, CropType::Cactus);
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for (int i = 0; i < 4000 && lonely.stateAt(base)->stage < 2; ++i) lonely.growStep(open, 15);
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CHECK(open.blockAt(0, 65, 0) == Block::Cactus);
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CHECK(open.blockAt(0, 66, 0) == Block::Cactus);
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CHECK_EQ(lonely.stateAt(base)->stage, 2);
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World crowded;
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crowded.setBlock(0, 63, 0, Block::Sand);
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crowded.setBlock(1, 65, 0, Block::Stone);
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Farming blocked(3u);
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blocked.plant(crowded, base, CropType::Cactus);
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for (int i = 0; i < 800; ++i) blocked.growStep(crowded, 15);
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CHECK_EQ(blocked.stateAt(base)->stage, 0);
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CHECK(crowded.blockAt(0, 65, 0) == Block::Air);
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}
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VF_TEST(stemMaturesAndSetsFruitOnFreeTile) {
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World world;
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world.setBlock(0, 63, 0, Block::Farmland);
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world.setBlock(1, 63, 0, Block::Dirt);
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Farming farm(4u);
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Vec3i stem{0, 64, 0};
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farm.plant(world, stem, CropType::PumpkinStem);
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bool fruited = false;
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for (int i = 0; i < 8000 && !fruited; ++i) {
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farm.growStep(world, 15);
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fruited = world.blockAt(1, 64, 0) == Block::Pumpkin;
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}
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CHECK(fruited);
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CHECK(world.blockAt(1, 64, 0) == Block::Pumpkin);
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}
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VF_TEST(saplingBecomesTree) {
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World world;
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world.setBlock(0, 63, 0, Block::Dirt);
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Farming farm(5u);
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Vec3i sapling{0, 64, 0};
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farm.plant(world, sapling, CropType::Sapling);
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for (int i = 0; i < 8000 && farm.stateAt(sapling) != nullptr; ++i) farm.growStep(world, 15);
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CHECK(farm.stateAt(sapling) == nullptr);
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CHECK(world.blockAt(0, 64, 0) == Block::Wood);
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CHECK(world.blockAt(0, 65, 0) == Block::Wood);
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CHECK(countLeaves(world, Vec3i{0, 68, 0}, 2, 64, 72) > 0);
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}
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VF_TEST(harvestMatureWheatYieldsCropAndClears) {
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World world;
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world.setBlock(0, 63, 0, Block::Farmland);
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Farming farm(6u);
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Vec3i crop{0, 64, 0};
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farm.plant(world, crop, CropType::Wheat);
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for (int i = 0; i < 4000 && !farm.stateAt(crop)->mature(); ++i) farm.growStep(world, 15);
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std::vector<HarvestDrop> drops = farm.harvest(world, crop);
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CHECK(!drops.empty());
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CHECK(drops[0].item == Block::Wheat);
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CHECK(drops[0].count >= 1);
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CHECK(world.blockAt(0, 64, 0) == Block::Air);
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CHECK(farm.stateAt(crop) == nullptr);
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CHECK_EQ(farm.trackedCount(), static_cast<std::size_t>(0));
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}
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VF_TEST(harvestImmatureWheatDropsNothing) {
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World world;
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world.setBlock(0, 63, 0, Block::Farmland);
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Farming farm(6u);
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Vec3i crop{0, 64, 0};
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farm.plant(world, crop, CropType::Wheat);
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std::vector<HarvestDrop> drops = farm.harvest(world, crop);
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CHECK(drops.empty());
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CHECK(world.blockAt(0, 64, 0) == Block::Air);
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CHECK(farm.stateAt(crop) == nullptr);
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}
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VF_TEST(harvestSugarCaneYieldsFullHeight) {
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World world;
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world.setBlock(0, 63, 0, Block::Dirt);
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world.setBlock(1, 63, 0, Block::Water);
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Farming farm(7u);
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Vec3i base{0, 64, 0};
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farm.plant(world, base, CropType::SugarCane);
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for (int i = 0; i < 4000 && farm.stateAt(base)->stage < 2; ++i) farm.growStep(world, 15);
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std::vector<HarvestDrop> drops = farm.harvest(world, base);
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CHECK_EQ(drops.size(), static_cast<std::size_t>(1));
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CHECK(drops[0].item == Block::SugarCane);
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CHECK_EQ(drops[0].count, 3);
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CHECK(world.blockAt(0, 64, 0) == Block::Air);
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CHECK(world.blockAt(0, 65, 0) == Block::Air);
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CHECK(world.blockAt(0, 66, 0) == Block::Air);
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}
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VF_TEST(bonemealShovesGroundCropForward) {
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World world;
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world.setBlock(0, 63, 0, Block::Farmland);
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Farming farm(1u);
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Vec3i crop{0, 64, 0};
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farm.plant(world, crop, CropType::Wheat);
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CHECK(farm.applyBonemeal(world, crop));
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CHECK(farm.stateAt(crop)->stage >= 2);
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World sandWorld;
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sandWorld.setBlock(0, 63, 0, Block::Sand);
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Farming cactusFarm(1u);
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cactusFarm.plant(sandWorld, crop, CropType::Cactus);
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CHECK(!cactusFarm.applyBonemeal(sandWorld, crop));
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}
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VF_TEST(bonemealCanRipenAndHarvest) {
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World world;
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world.setBlock(0, 63, 0, Block::Farmland);
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Farming farm(8u);
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Vec3i crop{0, 64, 0};
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farm.plant(world, crop, CropType::Carrot);
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for (int i = 0; i < 20 && !farm.stateAt(crop)->mature(); ++i) farm.applyBonemeal(world, crop);
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CHECK(farm.stateAt(crop)->mature());
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std::vector<HarvestDrop> drops = farm.harvest(world, crop);
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CHECK(!drops.empty());
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CHECK(drops[0].item == Block::Carrot);
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}
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VF_TEST(bonemealEventuallyGrowsSaplingIntoTree) {
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World world;
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world.setBlock(0, 63, 0, Block::Dirt);
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Farming farm(9u);
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Vec3i sapling{0, 64, 0};
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farm.plant(world, sapling, CropType::Sapling);
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for (int i = 0; i < 100 && farm.stateAt(sapling) != nullptr; ++i) farm.applyBonemeal(world, sapling);
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CHECK(farm.stateAt(sapling) == nullptr);
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CHECK(world.blockAt(0, 64, 0) == Block::Wood);
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}
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VF_TEST(tramplingRevertsFarmlandAndKillsCrop) {
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World world;
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world.setBlock(0, 63, 0, Block::Farmland);
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Farming farm(1u);
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Vec3i crop{0, 64, 0};
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farm.plant(world, crop, CropType::Wheat);
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CHECK(farm.trample(world, Vec3i{0, 63, 0}));
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CHECK(world.blockAt(0, 63, 0) == Block::Dirt);
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CHECK(world.blockAt(0, 64, 0) == Block::Air);
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CHECK(farm.stateAt(crop) == nullptr);
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CHECK(!farm.trample(world, Vec3i{5, 5, 5}));
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}
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VF_TEST(vineHangsDownFromAnchorOnly) {
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World anchored;
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anchored.setBlock(1, 64, 0, Block::Stone);
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Farming climber(2u);
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Vec3i head{0, 64, 0};
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climber.plant(anchored, head, CropType::Vine);
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for (int i = 0; i < 4000 && climber.stateAt(head)->stage < 4; ++i) climber.growStep(anchored, 15);
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CHECK(anchored.blockAt(0, 63, 0) == Block::Vine);
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CHECK(anchored.blockAt(0, 60, 0) == Block::Vine);
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CHECK_EQ(climber.stateAt(head)->stage, 4);
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World floating;
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Farming unanchored(2u);
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unanchored.plant(floating, head, CropType::Vine);
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for (int i = 0; i < 800; ++i) unanchored.growStep(floating, 15);
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CHECK_EQ(unanchored.stateAt(head)->stage, 0);
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CHECK(floating.blockAt(0, 63, 0) == Block::Air);
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}
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VF_TEST(sameSeedGrowsIdentically) {
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World left;
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left.setBlock(0, 63, 0, Block::Farmland);
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World right;
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right.setBlock(0, 63, 0, Block::Farmland);
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Farming leftFarm(123u);
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Farming rightFarm(123u);
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Vec3i crop{0, 64, 0};
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leftFarm.plant(left, crop, CropType::Wheat);
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rightFarm.plant(right, crop, CropType::Wheat);
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for (int i = 0; i < 50; ++i) {
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leftFarm.growStep(left, 15);
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rightFarm.growStep(right, 15);
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}
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CHECK_EQ(leftFarm.stateAt(crop)->stage, rightFarm.stateAt(crop)->stage);
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}
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