Feat(tests): Add validation and serialization support for foliage wind settings

tests/domain/scene-document-validation.test.ts

@@ -1894,7 +1894,11 @@ describe("validateSceneDocument", () => {
         enabled: "yes",
         densityMultiplier: 9,
         maxDistanceMultiplier: 0,
-        shadows: "close"
+        shadows: "close",
+        windEnabled: "yes",
+        windStrength: -0.1,
+        windSpeed: Number.NaN,
+        windDirectionDegrees: 420
       }
     } as any;
 
@@ -2070,6 +2074,22 @@ describe("validateSceneDocument", () => {
           code: "invalid-foliage-quality-shadows",
           path: "world.advancedRendering.foliage.shadows"
         }),
+        expect.objectContaining({
+          code: "invalid-foliage-quality-wind-enabled",
+          path: "world.advancedRendering.foliage.windEnabled"
+        }),
+        expect.objectContaining({
+          code: "invalid-foliage-quality-wind-strength",
+          path: "world.advancedRendering.foliage.windStrength"
+        }),
+        expect.objectContaining({
+          code: "invalid-foliage-quality-wind-speed",
+          path: "world.advancedRendering.foliage.windSpeed"
+        }),
+        expect.objectContaining({
+          code: "invalid-foliage-quality-wind-direction",
+          path: "world.advancedRendering.foliage.windDirectionDegrees"
+        }),
         expect.objectContaining({
           code: "invalid-advanced-rendering-fog-path",
           path: "world.advancedRendering.fogPath"

tests/domain/world-settings.test.ts

@@ -196,22 +196,50 @@ describe("world settings helpers", () => {
     expect(areWorldSettingsEqual(left, right)).toBe(false);
   });
 
+  it("treats foliage wind settings as part of authored world equality", () => {
+    const left = createDefaultWorldSettings();
+    const right = cloneWorldSettings(left);
+
+    right.advancedRendering.foliage.windDirectionDegrees += 15;
+
+    expect(areWorldSettingsEqual(left, right)).toBe(false);
+  });
+
   it("bounds resolved foliage quality multipliers", () => {
     expect(
       resolveFoliageQualitySettings({
         enabled: true,
         densityMultiplier: 9,
         maxDistanceMultiplier: 0.01,
-        shadows: "full"
+        shadows: "full",
+        windEnabled: true,
+        windStrength: 9,
+        windSpeed: -1,
+        windDirectionDegrees: -45
       })
     ).toEqual({
       enabled: true,
       densityMultiplier: 8,
       maxDistanceMultiplier: 0.1,
-      shadows: "full"
+      shadows: "full",
+      windEnabled: true,
+      windStrength: 4,
+      windSpeed: 0,
+      windDirectionDegrees: 315
     });
   });
 
+  it("defaults missing legacy foliage wind settings during resolution", () => {
+    expect(
+      resolveFoliageQualitySettings({
+        enabled: true,
+        densityMultiplier: 1,
+        maxDistanceMultiplier: 1,
+        shadows: "near"
+      } as any)
+    ).toEqual(createDefaultWorldSettings().advancedRendering.foliage);
+  });
+
   it("treats the scene project-time lighting toggle as part of authored world equality", () => {
     const left = createDefaultWorldSettings();
     const right = cloneWorldSettings(left);