test: extend coverage of testDimension
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@@ -154,3 +154,162 @@ VF_TEST(standingSpotNeedsSolidGroundAndHeadroom) {
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DimensionSet dimensions(3u);
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DimensionSet dimensions(3u);
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World& world = dimensions.overworld().world();
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World& world = dimensions.overworld().world();
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for (int gy = 0; gy <= 40; ++gy) world.setBlock(10, gy, 10, Block::Stone);
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int feetY = 0;
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CHECK(dimensions.overworld().standingSpot(10, 10, 0, 3, feetY));
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CHECK_EQ(feetY, 41);
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// A ceiling one block above the ground leaves no room to stand.
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world.setBlock(10, 42, 10, Block::Stone);
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CHECK(dimensions.overworld().standingSpot(10, 10, 0, 3, feetY));
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CHECK_EQ(feetY, 43);
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CHECK(!dimensions.overworld().standingSpot(11, 11, 0, 3, feetY));
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CHECK_EQ(dimensions.overworld().highestSolidY(10, 10), 42);
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CHECK_EQ(dimensions.overworld().highestSolidY(11, 11),
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dimensions.overworld().config().floorY - 1);
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}
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VF_TEST(netherTravelDividesHorizontalCoordinatesByEight) {
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DimensionSet dimensions(1u);
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DimensionTravel travel(dimensions);
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TravelResult result = travel.plan(DimensionId::Overworld, DimensionId::Nether,
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{800, 60, -400});
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CHECK_EQ(result.target.x, 100);
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CHECK_EQ(result.target.z, -50);
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CHECK_EQ(result.target.y, 60);
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CHECK(!result.clampedToFloor);
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CHECK(!result.clampedToCeiling);
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CHECK_EQ(result.searchRadius, 128);
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CHECK(result.needsPortal);
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// Rounding is a floor, so a coordinate that is not a multiple of eight
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// lands on the block below rather than being pulled towards zero.
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TravelResult negative = travel.plan(DimensionId::Overworld, DimensionId::Nether,
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{-9, 60, -1});
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CHECK_EQ(negative.target.x, -2);
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CHECK_EQ(negative.target.z, -1);
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}
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VF_TEST(netherTravelMultipliesBackByEightOnTheWayHome) {
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DimensionSet dimensions(1u);
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DimensionTravel travel(dimensions);
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TravelResult home = travel.plan(DimensionId::Nether, DimensionId::Overworld,
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{100, 60, -50});
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CHECK_EQ(home.target.x, 800);
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CHECK_EQ(home.target.z, -400);
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CHECK_EQ(home.searchRadius, 16);
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Vec3i start{1600, 70, 2400};
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TravelResult down = travel.plan(DimensionId::Overworld, DimensionId::Nether, start);
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TravelResult up = travel.plan(DimensionId::Nether, DimensionId::Overworld, down.target);
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CHECK_EQ(up.target.x, start.x);
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CHECK_EQ(up.target.z, start.z);
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}
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VF_TEST(travelBetweenEqualScalesLeavesCoordinatesAlone) {
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DimensionSet dimensions(1u);
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DimensionTravel travel(dimensions);
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TravelResult result = travel.plan(DimensionId::Overworld, DimensionId::End, {123, 64, -77});
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CHECK_EQ(result.target.x, 123);
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CHECK_EQ(result.target.z, -77);
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CHECK_EQ(result.target.y, 64);
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CHECK_EQ(result.searchRadius, 16);
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}
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VF_TEST(travelClampsArrivalIntoTheDestinationBounds) {
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DimensionSet dimensions(1u);
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DimensionTravel travel(dimensions);
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DimensionConfig nether = DimensionConfig::forDimension(DimensionId::Nether);
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TravelResult high = travel.plan(DimensionId::Overworld, DimensionId::Nether, {0, 300, 0});
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CHECK(high.clampedToCeiling);
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CHECK(!high.clampedToFloor);
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CHECK_EQ(high.target.y, nether.highestPlaceableY());
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CHECK_EQ(high.scaledTarget.y, 300);
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TravelResult low = travel.plan(DimensionId::Overworld, DimensionId::Nether, {0, -12, 0});
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CHECK(low.clampedToFloor);
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CHECK_EQ(low.target.y, nether.lowestPlaceableY());
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}
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VF_TEST(travelReusesAKnownPortalOnlyInsideTheSearchRadius) {
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DimensionSet dimensions(1u);
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DimensionTravel travel(dimensions);
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std::vector<Vec3i> nearby{{500, 60, 500}, {104, 62, -48}};
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TravelResult reuse = travel.plan(DimensionId::Overworld, DimensionId::Nether,
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{800, 60, -400}, nearby);
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CHECK(!reuse.needsPortal);
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CHECK_EQ(reuse.nearestIndex, 1);
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CHECK_EQ(reuse.nearestDistanceSquared, 4 * 4 + 2 * 2 + 2 * 2);
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std::vector<Vec3i> faraway{{500, 60, 500}};
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TravelResult build = travel.plan(DimensionId::Overworld, DimensionId::Nether,
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{800, 60, -400}, faraway);
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CHECK(build.needsPortal);
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CHECK_EQ(build.nearestIndex, -1);
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// The overworld radius is far tighter, so the same offset no longer counts.
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std::vector<Vec3i> homeSide{{820, 60, -400}};
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TravelResult tooFar = travel.plan(DimensionId::Nether, DimensionId::Overworld,
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{100, 60, -50}, homeSide);
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CHECK(tooFar.needsPortal);
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}
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VF_TEST(travelPicksTheClosestOfSeveralCandidates) {
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DimensionSet dimensions(1u);
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DimensionTravel travel(dimensions);
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std::vector<Vec3i> candidates{{110, 60, -50}, {102, 60, -50}, {100, 60, -56}};
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TravelResult result = travel.plan(DimensionId::Overworld, DimensionId::Nether,
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{800, 60, -400}, candidates);
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CHECK(!result.needsPortal);
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CHECK_EQ(result.nearestIndex, 1);
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CHECK_EQ(result.nearestDistanceSquared, 4);
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}
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VF_TEST(findSafeSpotPrefersGroundNearTheArrivalHeight) {
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DimensionSet dimensions(17u);
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World& world = dimensions.overworld().world();
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for (int dx = -1; dx <= 1; ++dx) {
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for (int dz = -1; dz <= 1; ++dz) {
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world.setBlock(50 + dx, 5, 50 + dz, Block::Stone);
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world.setBlock(50 + dx, 60, 50 + dz, Block::Stone);
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}
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}
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DimensionTravel travel(dimensions);
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Vec3i spot;
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CHECK(travel.findSafeSpot(DimensionId::Overworld, {50, 58, 50}, 4, 4, spot));
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CHECK_EQ(spot.y, 61);
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CHECK_EQ(spot.x, 50);
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CHECK_EQ(spot.z, 50);
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// Nothing at all within reach means the caller has to build its own floor.
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CHECK(!travel.findSafeSpot(DimensionId::Overworld, {900, 60, 900}, 3, 4, spot));
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}
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VF_TEST(carvePlatformLaysAFloorAndClearsHeadroom) {
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DimensionSet dimensions(19u);
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DimensionTravel travel(dimensions);
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for (int gy = 40; gy < 50; ++gy)
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for (int dx = -4; dx <= 4; ++dx)
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for (int dz = -4; dz <= 4; ++dz)
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dimensions.end().world().setBlock(dx, gy, dz, Block::EndStone);
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travel.carvePlatform(DimensionId::End, {0, 45, 0}, 2, 4);
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const World& world = dimensions.end().world();
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CHECK_EQ(world.blockAt(0, 44, 0), Block::Obsidian);
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CHECK_EQ(world.blockAt(2, 44, -2), Block::Obsidian);
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CHECK_EQ(world.blockAt(0, 45, 0), Block::Air);
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CHECK_EQ(world.blockAt(0, 48, 0), Block::Air);
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CHECK_EQ(world.blockAt(0, 49, 0), Block::EndStone);
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CHECK_EQ(world.blockAt(3, 44, 0), Block::EndStone);
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}
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