init

tests/utils/scrollVolumeViewport.ts

@@ -0,0 +1,17 @@
+type scrollVolumeViewportType = {
+  viewportId: string;
+  delta: number;
+};
+
+const scrollVolumeViewport = async (page, viewportId, delta) => {
+  await page.evaluate(
+    ({ services, viewportId, delta }: withTestTypes<scrollVolumeViewportType>) => {
+      const { cornerstoneViewportService } = services;
+      const viewport = cornerstoneViewportService.getCornerstoneViewport(viewportId) as any;
+      viewport.scroll(delta);
+    },
+    { viewportId, delta, services: await page.evaluateHandle('window.services') }
+  );
+};
+
+export { scrollVolumeViewport };