fix(segmentation): Changes to fix problems with non hydrated/loaded segmentations to be viewable when switching hanging protocols (e.g. MPR) (#5139)

tests/SEGDataOverlayNoHydrationThenMPR.spec.ts

@@ -0,0 +1,38 @@
+import { test } from 'playwright-test-coverage';
+import { visitStudy, checkForScreenshot, screenShotPaths } from './utils';
+
+test.beforeEach(async ({ page }) => {
+  const studyInstanceUID = '1.3.12.2.1107.5.2.32.35162.30000015050317233592200000046';
+  const mode = 'viewer';
+  await visitStudy(page, studyInstanceUID, mode, 2000);
+});
+
+test('should launch MPR with unhydrated SEG chosen from the data overlay menu', async ({
+  page,
+}) => {
+  await page.getByTestId('side-panel-header-right').click();
+  await page.getByTestId('dataOverlayMenu-default-btn').click();
+  await page.getByTestId('AddSegmentationDataOverlay-default').click();
+  await page.getByText('SELECT A SEGMENTATION').click();
+  await page.getByTestId('Segmentation').click();
+
+  // Hide the overlay menu.
+  await page.getByTestId('dataOverlayMenu-default-btn').click();
+
+  await page.waitForTimeout(5000);
+  await checkForScreenshot(
+    page,
+    page,
+    screenShotPaths.segDataOverlayNoHydrationThenMPR.segDataOverlayNoHydrationPreMPR
+  );
+
+  await page.getByTestId('Layout').click();
+  await page.getByTestId('MPR').click();
+
+  await page.waitForTimeout(5000);
+  await checkForScreenshot(
+    page,
+    page,
+    screenShotPaths.segDataOverlayNoHydrationThenMPR.segDataOverlayNoHydrationPostMPR
+  );
+});