71 lines
3.1 KiB
C#
71 lines
3.1 KiB
C#
using System.Collections.Generic;
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using CounterDrone.Core.Algorithms;
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using CounterDrone.Core.Models;
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using Xunit;
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namespace CounterDrone.Core.Tests
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{
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/// <summary>验证三阶段扩散模型下推荐算法的参数合理性</summary>
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public class DispersionAdvisorRealityTests
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{
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private ThreatProfile CreatePistonThreat(float speed = 200, float length = 20000)
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{
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return new ThreatProfile
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{
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Environment = new CombatScene { WindSpeed = 3, WindDirection = (int)WindDirection.W },
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Targets = new List<TargetConfig>
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{
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new TargetConfig { PowerType = (int)PowerType.Piston, Quantity = 1,
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TypicalSpeed = speed, TypicalAltitude = 500 },
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},
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Route = new RoutePlan { FormationMode = (int)FormationMode.Single },
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Waypoints = new List<Waypoint>
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{
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new Waypoint { PosX = 0, PosY = 500, PosZ = 0 },
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new Waypoint { PosX = length, PosY = 500, PosZ = 0 },
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},
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};
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}
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[Fact]
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public void Piston_200kmh_20km_ProducesReasonableSalvo()
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{
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var advisor = new DefaultDefenseAdvisor(DefaultAmmunition.GetAll());
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var rec = advisor.Recommend(CreatePistonThreat());
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// 基本断言
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Assert.Equal(AerosolType.InertGas, rec.Best.RecommendedAerosolType);
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Assert.True(rec.Best.SalvoRounds >= 1, $"齐射数={rec.Best.SalvoRounds}，应≥1");
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Assert.True(rec.Best.SalvoSpacing > 0, $"间隔={rec.Best.SalvoSpacing}m，应>0");
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Assert.True(rec.Best.RecommendedCloud.RecommendedTiming > 0,
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$"推荐时机={rec.Best.RecommendedCloud.RecommendedTiming}s，应>0");
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// 检查膨胀时间
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var ammo = DefaultAmmunition.GetByType(AerosolType.InertGas);
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var r0 = 3.3f * System.Math.Pow(ammo.BurstChargeKg, 0.32);
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var k = ammo.TurbulentExpansionK;
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var halfTime = 20000f / (200f / 3.6f) / 2f;
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var effectiveR = r0 + k * System.Math.Sqrt(System.Math.Min(halfTime, 30));
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if (halfTime > 30) effectiveR += k * System.Math.Sqrt(halfTime - 30) * 0.3f;
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// 膨胀应在合理范围
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Assert.True(effectiveR > 10, $"有效半径={effectiveR:F1}m，应>10m（初始{r0:F1}m）");
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Assert.True(effectiveR < 200, $"有效半径={effectiveR:F1}m，应<200m");
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}
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[Fact]
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public void Timing_AccountsForExpansion()
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{
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var advisor = new DefaultDefenseAdvisor(DefaultAmmunition.GetAll());
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var rec = advisor.Recommend(CreatePistonThreat());
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var timing = rec.Best.RecommendedCloud.RecommendedTiming!.Value;
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var halfTime = 20000f / (200f / 3.6f) / 2f;
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// 推荐时机应明显早于无人机到达中点（因为有飞行时间和膨胀时间）
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Assert.True(timing < halfTime - 5,
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$"推荐时机={timing:F1}s 应早于中点={halfTime:F1}s（预留飞行+膨胀时间）");
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}
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}
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}
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