Files
OpenMaidEngine/engine/Age.Engine.Tests/TestSupport.cs
2026-07-07 15:21:28 -04:00

52 lines
2.1 KiB
C#

using System.Collections.Generic;
using System.Linq;
using Age.Engine.Diagnostics;
using Age.Engine.Hosting;
using Age.Engine.Model;
/// <summary>Shared test doubles: a host that records observable effects, and an in-memory script
/// provider for synthetic call-script targets.</summary>
internal sealed class RecordingHost : IHost
{
public int Waits, CallScripts;
public readonly List<(int Offset, string Text)> Lines = new();
public void ShowText(int offset, string text) => Lines.Add((offset, text));
public void CallScript(long id) => CallScripts++;
public void OnStub(int opcode) { }
public void WaitForInput() => Waits++;
public void CreateTexture(int slot, int w, int h) { }
public void SetTexture(long resId, int slot) { }
public void DrawTexture(int slot, int sx, int sy, int w, int h, int dx, int dy) { }
public (int Width, int Height) GetTextureSize(int slot) => (0, 0);
public void PlayBgm(long id) { }
public void PlayVoice(long id) { }
}
internal sealed class MapProvider : IScriptProvider
{
private readonly Dictionary<long, Script> _m;
public MapProvider(Dictionary<long, Script> m) => _m = m;
public Script? GetById(long id) => _m.TryGetValue(id, out var s) ? s : null;
}
/// <summary>A controlled test double: every call-script id resolves to the same script (typically a
/// no-op that just exits). Lets a test run a real script with call-script handling ON while isolating
/// it from the real subroutines' game-state dependencies.</summary>
internal sealed class AnyProvider : IScriptProvider
{
private readonly Script _s;
public AnyProvider(Script s) => _s = s;
public Script? GetById(long id) => _s;
}
/// <summary>Captures every trace event for assertions; TracingSteps is settable so a test can
/// exercise the Step gate both ways.</summary>
internal sealed class RecordingTraceSink : ITraceSink
{
public bool TracingSteps { get; init; }
public readonly List<TraceEvent> Events = new();
public void Emit(in TraceEvent e) => Events.Add(e);
public List<long> CallScriptIds =>
Events.Where(e => e.Kind == TraceEventKind.CallScript).Select(e => e.Id).ToList();
}