독립 검증 도구 추가와 앱 상태 책임 분리

2026-09-06 18:09:11 +09:00
parent 0f0431de5a
commit 002a922e1b
62 changed files with 3454 additions and 2008 deletions
@@ -0,0 +1,42 @@
+using ProjectQuint.Core.Charts;
+
+namespace ProjectQuint.Probes;
+
+public readonly record struct ReplayInput(double Time, int Lane, bool Pressed);
+
+public sealed record SyntheticWorkload(PlayableNote[] Notes, ReplayInput[] Events, uint Seed)
+{
+    public static SyntheticWorkload Create(int noteCount, uint seed)
+    {
+        if (noteCount < 1 || noteCount > 100_000)
+            throw new ArgumentOutOfRangeException(nameof(noteCount), "Use 1 to 100000 notes.");
+        var notes = new PlayableNote[noteCount];
+        var events = new List<ReplayInput>(noteCount * 2);
+        var state = seed;
+        for (var index = 0; index < noteCount; index++)
+        {
+            // Explicit integer PRNG makes the workload independent of System.Random versions.
+            state = unchecked(state * 1664525u + 1013904223u);
+            var time = 1.0 + index * 0.125;
+            var longNote = index % 11 == 0;
+            var note = new PlayableNote
+            {
+                Id = index + 1,
+                Lane = index % 4,
+                StartTime = time,
+                EndTime = time + (longNote ? 0.375 : 0),
+            };
+            notes[index] = note;
+            // Deliberate misses and early releases exercise failure as well as perfect play.
+            if (index % 17 == 0)
+                continue;
+            var pressTime = time + ((int)(state % 7) - 3) * 0.01;
+            events.Add(new ReplayInput(pressTime, note.Lane, true));
+            events.Add(new ReplayInput(longNote
+                ? note.EndTime - (index % 23 == 0 ? 0.2 : 0)
+                : pressTime + 0.02, note.Lane, false));
+        }
+        return new SyntheticWorkload(notes, events.OrderBy(e => e.Time)
+            .ThenBy(e => e.Pressed).ThenBy(e => e.Lane).ToArray(), seed);
+    }
+}