Christopher Wiebe
b451f83174
Captures the pre-Godot-port state of the codebase. This is the rollback anchor for the Godot port (M0 of theriapolis-rpg-implementation-plan-godot-port.md). All Phase 0 through Phase 6.5 work is included; Phase 7 is in flight. Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
58 lines
2.2 KiB
C#
58 lines
2.2 KiB
C#
using Theriapolis.Core;
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using Theriapolis.Core.World;
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using Xunit;
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namespace Theriapolis.Tests.Worldgen;
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/// <summary>
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/// DangerZone outputs depend on a fully-generated WorldState; this fixture
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/// uses <see cref="WorldCache"/> to amortize the ~30 s pipeline run across
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/// the file. Verifies the formula: zones increase with distance from the
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/// player-start tier-1 settlement and from roads/settlements.
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/// </summary>
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public sealed class DangerZoneTests : IClassFixture<WorldCache>
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{
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private readonly WorldCache _cache;
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public DangerZoneTests(WorldCache cache) { _cache = cache; }
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[Fact]
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public void Compute_StaysWithinClampedRange()
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{
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var ctx = _cache.Get(seed: 0xCAFEBABEUL);
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for (int i = 0; i < 200; i++)
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{
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int x = (i * 37) % C.WORLD_WIDTH_TILES;
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int y = (i * 113) % C.WORLD_HEIGHT_TILES;
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int z = DangerZone.Compute(x, y, ctx.World);
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Assert.InRange(z, C.DANGER_ZONE_MIN, C.DANGER_ZONE_MAX);
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}
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}
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[Fact]
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public void Compute_StartTileIsZeroOrLow()
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{
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var ctx = _cache.Get(seed: 0xCAFEBABEUL);
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var (sx, sy) = DangerZone.ResolveStartTile(ctx.World);
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int z = DangerZone.Compute(sx, sy, ctx.World);
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// Player-start should be a low-zone area (zone 0 or 1 at most after
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// biome bonus). Bovid-cities land in grasslands; if the start lands
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// in mountainous biome the bonus pushes us to 1.
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Assert.True(z <= 2, $"Player-start zone unexpectedly high: {z}");
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}
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[Fact]
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public void Compute_FarFromStartIsHigherZone()
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{
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var ctx = _cache.Get(seed: 0xCAFEBABEUL);
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var (sx, sy) = DangerZone.ResolveStartTile(ctx.World);
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int nearZone = DangerZone.Compute(sx, sy, ctx.World);
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// 100 tiles is 2 zones' worth at C.DANGER_DIST_FROM_START_PER_ZONE = 50.
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int farX = System.Math.Min(C.WORLD_WIDTH_TILES - 1, sx + 100);
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int farY = System.Math.Min(C.WORLD_HEIGHT_TILES - 1, sy + 100);
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int farZone = DangerZone.Compute(farX, farY, ctx.World);
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Assert.True(farZone > nearZone,
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$"Far tile zone ({farZone}) should be > near tile zone ({nearZone})");
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}
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}
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