SwiftTesting

Tests/VRMKitTests/VRM1MigrationTests.swift

@@ -0,0 +1,73 @@
+import Testing
+import VRMKit
+import Foundation
+
+struct VRM1MigrationTests {
+
+    @Test func migrationToLegacyVRM() throws {
+        let vrm0 = try VRM(data: Resources.seedSan.data)
+
+        // Meta
+        #expect(vrm0.meta.title == "Seed-san")
+        #expect(vrm0.meta.author == "VirtualCast, Inc.")
+        #expect(vrm0.meta.version == "1")
+        #expect(vrm0.meta.texture == 14)
+        #expect(vrm0.meta.allowedUserName == "Everyone")
+        #expect(vrm0.meta.violentUssageName == "Allow")
+        #expect(vrm0.meta.sexualUssageName == "Allow")
+        #expect(vrm0.meta.commercialUssageName == "corporation")
+        #expect(vrm0.meta.licenseName == "https://vrm.dev/licenses/1.0/")
+
+        // Humanoid
+        #expect(vrm0.humanoid.humanBones.count == 51)
+        #expect(vrm0.humanoid.humanBones.first { $0.bone == "hips" }?.node == 3)
+        #expect(vrm0.humanoid.humanBones.first { $0.bone == "head" }?.node == 45)
+
+        // BlendShapeMaster
+        #expect(vrm0.blendShapeMaster.blendShapeGroups.count == 18)
+
+        #expect(vrm0.blendShapeMaster.blendShapeGroups.first { $0.name == "Happy" }?.presetName == "joy")
+        #expect(vrm0.blendShapeMaster.blendShapeGroups.first { $0.name == "Angry" }?.presetName == "angry")
+        #expect(vrm0.blendShapeMaster.blendShapeGroups.first { $0.name == "Sad" }?.presetName == "sorrow")
+        #expect(vrm0.blendShapeMaster.blendShapeGroups.first { $0.name == "Relaxed" }?.presetName == "fun")
+        #expect(vrm0.blendShapeMaster.blendShapeGroups.first { $0.name == "Surprised" }?.presetName == "unknown")
+
+        // FirstPerson
+        #expect(vrm0.firstPerson.meshAnnotations.count == 5)
+        #expect(vrm0.firstPerson.firstPersonBone == -1)
+        #expect(vrm0.firstPerson.lookAtTypeName == .blendShape)
+
+        // SecondaryAnimation (SpringBone)
+        #expect(vrm0.secondaryAnimation.colliderGroups.count == 6)
+
+        #expect(vrm0.secondaryAnimation.colliderGroups.contains { $0.node == 4 && $0.colliders.count == 1 })
+        #expect(vrm0.secondaryAnimation.colliderGroups.contains { $0.node == 5 && $0.colliders.count == 3 })
+
+        // MaterialProperties (MToon)
+        #expect(vrm0.materialProperties.count == 17)
+
+        // Material 0 (MToon)
+        let mtoon0 = vrm0.materialProperties[0]
+        #expect(mtoon0.shader == "VRM/MToon")
+
+        if let floatProps = mtoon0.floatProperties.value as? [String: Double] {
+            #expect(floatProps["_ShadingToony"] == 0.95)
+            #expect(floatProps["_ShadingShift"] == -0.05)
+        } else {
+            Issue.record("floatProperties type mismatch")
+        }
+
+        // _ShadeColor is vector
+        if let vectorProps = mtoon0.vectorProperties.value as? [String: [Double]] {
+            if let shadeColor = vectorProps["_ShadeColor"] {
+                #expect(shadeColor.count == 4)
+                // Approximate equality for double
+                #expect(abs(shadeColor[0] - 0.301212043) < 0.0001)
+            } else {
+                Issue.record("_ShadeColor missing")
+            }
+        } else {
+            Issue.record("vectorProperties type mismatch")
+        }
+    }
+}

Tests/VRMKitTests/VRM1Tests.swift

@@ -1183,83 +1183,4 @@ class VRM1Tests: XCTestCase {
         XCTAssertEqual(vrm.gltf.jsonData.nodes?[35].extensions?.nodeConstraint?.constraint.rotation?.weight, 1)
         XCTAssertEqual(vrm.gltf.jsonData.nodes?[35].extensions?.nodeConstraint?.specVersion, "1.0")
     }
-
-    func testMigrationToLegacyVRM() {
-        let vrm0 = try! VRM(data: Resources.seedSan.data)
-
-        // Meta
-        XCTAssertEqual(vrm0.meta.title, "Seed-san")
-        XCTAssertEqual(vrm0.meta.author, "VirtualCast, Inc.")
-        XCTAssertEqual(vrm0.meta.version, "1")
-        XCTAssertEqual(vrm0.meta.texture, 14)
-        XCTAssertEqual(vrm0.meta.allowedUserName, "Everyone")
-        XCTAssertEqual(vrm0.meta.violentUssageName, "Allow")
-        XCTAssertEqual(vrm0.meta.sexualUssageName, "Allow")
-        XCTAssertEqual(vrm0.meta.commercialUssageName, "corporation")
-        XCTAssertEqual(vrm0.meta.licenseName, "https://vrm.dev/licenses/1.0/")
-
-        // Humanoid
-        XCTAssertEqual(vrm0.humanoid.humanBones.count, 51)
-        XCTAssertEqual(vrm0.humanoid.humanBones.first(where: { $0.bone == "hips" })?.node, 3)
-        XCTAssertEqual(vrm0.humanoid.humanBones.first(where: { $0.bone == "head" })?.node, 45)
-
-        // BlendShapeMaster
-        // VRM1 has 5 presets (happy, angry, sad, relaxed, surprised) + 5 vowels + blink + look + neutral = many
-        // Migration mapping based on VRMMigration.swift:
-        // Happy -> joy
-        // Angry -> angry
-        // Sad -> sorrow
-        // Relaxed -> fun
-        // Surprised -> unknown
-
-        XCTAssertEqual(vrm0.blendShapeMaster.blendShapeGroups.count, 18)
-
-        XCTAssertEqual(vrm0.blendShapeMaster.blendShapeGroups.first(where: { $0.name == "Happy" })?.presetName, "joy")
-        XCTAssertEqual(vrm0.blendShapeMaster.blendShapeGroups.first(where: { $0.name == "Angry" })?.presetName, "angry")
-        XCTAssertEqual(vrm0.blendShapeMaster.blendShapeGroups.first(where: { $0.name == "Sad" })?.presetName, "sorrow")
-        XCTAssertEqual(vrm0.blendShapeMaster.blendShapeGroups.first(where: { $0.name == "Relaxed" })?.presetName, "fun")
-        XCTAssertEqual(vrm0.blendShapeMaster.blendShapeGroups.first(where: { $0.name == "Surprised" })?.presetName, "unknown")
-
-        // FirstPerson
-        XCTAssertEqual(vrm0.firstPerson.meshAnnotations.count, 5)
-        XCTAssertEqual(vrm0.firstPerson.firstPersonBone, -1)
-        XCTAssertEqual(vrm0.firstPerson.lookAtTypeName, .blendShape)
-
-        // SecondaryAnimation (SpringBone)
-        // VRM1 colliders are flattened in migration to be grouped by node.
-        // Node 4: 1 collider
-        // Node 5: 3 colliders
-        // Node 130, 131, 137, 138: 1 collider each
-        // Total groups should be 6.
-        XCTAssertEqual(vrm0.secondaryAnimation.colliderGroups.count, 6)
-
-        XCTAssertTrue(vrm0.secondaryAnimation.colliderGroups.contains(where: { $0.node == 4 && $0.colliders.count == 1 }))
-        XCTAssertTrue(vrm0.secondaryAnimation.colliderGroups.contains(where: { $0.node == 5 && $0.colliders.count == 3 }))
-
-        // MaterialProperties (MToon)
-        XCTAssertEqual(vrm0.materialProperties.count, 17) // glTF has 17 materials based on testMaterialsMToon (indices go up to 16)
-
-        // Material 0 (MToon)
-        let mtoon0 = vrm0.materialProperties[0]
-        XCTAssertEqual(mtoon0.shader, "VRM/MToon")
-
-        if let floatProps = mtoon0.floatProperties.value as? [String: Double] {
-            XCTAssertEqual(floatProps["_ShadingToony"], 0.95)
-            XCTAssertEqual(floatProps["_ShadingShift"], -0.05)
-        } else {
-            XCTFail("floatProperties type mismatch")
-        }
-
-        // _ShadeColor is vector
-        if let vectorProps = mtoon0.vectorProperties.value as? [String: [Double]] {
-            if let shadeColor = vectorProps["_ShadeColor"] {
-                XCTAssertEqual(shadeColor.count, 4)
-                XCTAssertEqual(shadeColor[0], 0.301212043, accuracy: 0.0001)
-            } else {
-                XCTFail("_ShadeColor missing")
-            }
-        } else {
-            XCTFail("vectorProperties type mismatch")
-        }
-    }
 }