diff --git a/thermion_dart/test/camera_tests.dart b/thermion_dart/test/camera_tests.dart
index 39677e59..7a2db0dd 100644
--- a/thermion_dart/test/camera_tests.dart
+++ b/thermion_dart/test/camera_tests.dart
@@ -7,6 +7,7 @@ void main() async {
   final testHelper = TestHelper("integration");
 
   group('camera', () {
+
     test('getCameraModelMatrix, getCameraPosition, rotation', () async {
       var viewer = await testHelper.createViewer();
       var matrix = await viewer.getCameraModelMatrix();
@@ -23,6 +24,8 @@ void main() async {
       expect(position.x, 2.0);
       expect(position.y, 2.0);
       expect(position.z, 2.0);
+      
+      await viewer.dispose();
     });
 
     test('getCameraViewMatrix', () async {
@@ -46,19 +49,24 @@ void main() async {
       expect(position.x, closeTo(3.0, 1e-6));
       expect(position.y, closeTo(4.0, 1e-6));
       expect(position.z, closeTo(5.0, 1e-6));
+      await viewer.dispose();
+
     });
 
     test('getCameraProjectionMatrix', () async {
       var viewer = await testHelper.createViewer();
       var projectionMatrix = await viewer.getCameraProjectionMatrix();
       print(projectionMatrix);
+      await viewer.dispose();
     });
 
     test('getCameraCullingProjectionMatrix', () async {
+      throw Exception("TODO");
       var viewer = await testHelper.createViewer();
       var matrix = await viewer.getCameraCullingProjectionMatrix();
       print(matrix);
-      throw Exception("TODO");
+      await viewer.dispose();
+      
     });
 
     test('getCameraFrustum', () async {
@@ -74,6 +82,8 @@ void main() async {
       frustum = await viewer.getCameraFrustum();
       print(frustum.plane5.normal);
       print(frustum.plane5.constant);
+
+      await viewer.dispose();
     });
 
     test('set orthographic projection', () async {
@@ -85,6 +95,7 @@ void main() async {
       await camera.setProjection(Projection.Orthographic, -0.05, 0.05, -0.05, 0.05, 0.05, 10000);
       await testHelper.capture(
           viewer, "camera_set_orthographic_projection");
+      await viewer.dispose();
     });
 
     test('set custom projection/culling matrix', () async {
@@ -92,12 +103,13 @@ void main() async {
           bg: kRed, cameraPosition: Vector3(0, 0, 4));
       var camera = await viewer.getMainCamera();
       final cube = await viewer.createGeometry(GeometryHelper.cube());
-
+      
       // cube is visible when inside the frustum, cube is visible
       var projectionMatrix =
           makeOrthographicMatrix(-10.0, 10.0, -10.0, 10.0, 0.05, 10000);
       await camera.setProjectionMatrixWithCulling(
           projectionMatrix, 0.05, 10000);
+      
       await testHelper.capture(
           viewer, "camera_projection_culling_matrix_object_in_frustum");
 
@@ -107,6 +119,8 @@ void main() async {
       await camera.setProjectionMatrixWithCulling(projectionMatrix, 0.05, 1);
       await testHelper.capture(
           viewer, "camera_projection_culling_matrix_object_outside_frustum");
+      
+      await viewer.dispose();
     });
 
     test('setting transform on camera updates model matrix (no parent)',
@@ -123,6 +137,8 @@ void main() async {
       expect(modelMatrix.getColumn(3).y, 0.0);
       expect(modelMatrix.getColumn(3).z, 0.0);
       expect(modelMatrix.getColumn(3).w, 1.0);
+
+      await viewer.dispose();
     });
 
     test('setting transform on camera updates model matrix (with parent)',
@@ -150,6 +166,7 @@ void main() async {
       expect(modelMatrix.getColumn(3).y, 1.0);
       expect(modelMatrix.getColumn(3).z, 0.0);
       expect(modelMatrix.getColumn(3).w, 1.0);
+      await viewer.dispose();
     });
 
     test('create camera', () async {
@@ -178,6 +195,8 @@ void main() async {
       expect(viewer.getCameraAt(0), await viewer.getMainCamera());
       expect(viewer.getCameraAt(1), newCamera);
       await expectLater(() => viewer.getCameraAt(2), throwsA(isA<Exception>()));
+
+      await viewer.dispose();
     });
   });
 }
diff --git a/thermion_dart/test/gltf_tests.dart b/thermion_dart/test/gltf_tests.dart
index 627fe1ef..bb9c6718 100644
--- a/thermion_dart/test/gltf_tests.dart
+++ b/thermion_dart/test/gltf_tests.dart
@@ -20,7 +20,7 @@ void main() async {
 
     test('load glb from buffer', () async {
       var viewer = await testHelper.createViewer();
-      var buffer = File("${testHelper.testDir}/cube.glb").readAsBytesSync();
+      var buffer = File("${testHelper.testDir}/assets/cube.glb").readAsBytesSync();
       var model = await viewer.loadGlbFromBuffer(buffer);
       await viewer.transformToUnitCube(model);
       await viewer.setBackgroundColor(0.0, 0.0, 1.0, 1.0);
@@ -28,6 +28,7 @@ void main() async {
       await viewer
           .setCameraRotation(Quaternion.axisAngle(Vector3(1, 0, 0), -0.5));
       await testHelper.capture(viewer, "load_glb_from_buffer");
+      await viewer.dispose();
     });
 
     test('load glb from buffer with priority', () async {
@@ -38,7 +39,7 @@ void main() async {
       await viewer
           .setCameraRotation(Quaternion.axisAngle(Vector3(1, 0, 0), -0.5));
 
-      var buffer = File("${testHelper.testDir}/cube.glb").readAsBytesSync();
+      var buffer = File("${testHelper.testDir}/assets/cube.glb").readAsBytesSync();
       var model1 = await viewer.loadGlbFromBuffer(buffer, priority: 7);
       var model2 = await viewer.loadGlbFromBuffer(buffer, priority: 0);
 
@@ -51,6 +52,8 @@ void main() async {
             entity, "baseColorFactor", 0, 0, 1.0, 0.0, 1.0);
       }
       await testHelper.capture(viewer, "load_glb_from_buffer_with_priority");
+
+      await viewer.dispose();
     });
   });
 }
diff --git a/thermion_dart/test/helpers.dart b/thermion_dart/test/helpers.dart
index ddaf1a41..268fe648 100644
--- a/thermion_dart/test/helpers.dart
+++ b/thermion_dart/test/helpers.dart
@@ -76,19 +76,24 @@ class TestHelper {
 
     outDir = Directory("$testDir/output/${dir}");
     // outDir.deleteSync(recursive: true);
-    outDir.createSync();
-    DynamicLibrary.open('${testDir}/libThermionTextureSwift.dylib');
-
+    outDir.createSync(recursive: true);
+    if(Platform.isMacOS) {
+      DynamicLibrary.open('${testDir}/libThermionTextureSwift.dylib');
+    }
   }
 
   Future capture(ThermionViewer viewer, String outputFilename,
       {View? view, SwapChain? swapChain, RenderTarget? renderTarget}) async {
+    
     await Future.delayed(Duration(milliseconds: 10));
     var outPath = p.join(outDir.path, "$outputFilename.bmp");
+    
     var pixelBuffer = await viewer.capture(
         view: view,
         swapChain: swapChain ?? this.swapChain,
         renderTarget: renderTarget);
+    await viewer.render();
+    
     view ??= await viewer.getViewAt(0);
     var vp = await view.getViewport();
     await savePixelBufferToBmp(pixelBuffer, vp.width, vp.height, outPath);
diff --git a/thermion_dart/test/render_thread_tests.dart b/thermion_dart/test/render_thread_tests.dart
new file mode 100644
index 00000000..231adbc5
--- /dev/null
+++ b/thermion_dart/test/render_thread_tests.dart
@@ -0,0 +1,28 @@
+import 'package:test/test.dart';
+import 'helpers.dart';
+
+void main() async {
+  final testHelper = TestHelper("renderThread");
+
+  group('camera', () {
+    test('getCameraModelMatrix, getCameraPosition, rotation', () async {
+      var viewer = await testHelper.createViewer();
+      var matrix = await viewer.getCameraModelMatrix();
+      expect(matrix.trace(), 4);
+
+      await viewer.setCameraPosition(2.0, 2.0, 2.0);
+      matrix = await viewer.getCameraModelMatrix();
+      var position = matrix.getColumn(3).xyz;
+      expect(position.x, 2.0);
+      expect(position.y, 2.0);
+      expect(position.z, 2.0);
+
+      position = await viewer.getCameraPosition();
+      expect(position.x, 2.0);
+      expect(position.y, 2.0);
+      expect(position.z, 2.0);
+    });
+
+    
+  });
+}
diff --git a/thermion_dart/test/skybox_tests.dart b/thermion_dart/test/skybox_tests.dart
index e1a87695..0984f97d 100644
--- a/thermion_dart/test/skybox_tests.dart
+++ b/thermion_dart/test/skybox_tests.dart
@@ -10,10 +10,11 @@ void main() async {
     test('load skybox', () async {
       var viewer = await testHelper.createViewer();
       await viewer.loadSkybox(
-          "file:///${testHelper.testDir}/assets/default_env_skybox.ktx");
+          "file://${testHelper.testDir}/assets/default_env_skybox.ktx");
       await testHelper.capture(viewer, "load_skybox");
       await viewer.removeSkybox();
       await testHelper.capture(viewer, "remove_skybox");
+      await viewer.dispose();
     });
   });
 }
diff --git a/thermion_dart/test/view_tests.dart b/thermion_dart/test/view_tests.dart
index f7603bc8..6b0acb41 100644
--- a/thermion_dart/test/view_tests.dart
+++ b/thermion_dart/test/view_tests.dart
@@ -13,6 +13,9 @@ void main() async {
       var viewer = await testHelper.createViewer();
       var view = await viewer.getViewAt(0);
       expect(await view.getCamera(), isNotNull);
+
+      await viewer.dispose();
+
     });
 
     test('one swapchain, render view to render target', () async {
@@ -32,6 +35,9 @@ void main() async {
           viewer,
           renderTarget: renderTarget,
           "default_swapchain_default_view_render_target");
+
+      await viewer.dispose();
+
     });
 
     test('create secondary view, default swapchain', () async {