ci: Added verification on Before hook to avoid navigating again to viewer page (#1505)

* Added verification on Before hook to avoid navigating again to viewer page

* Removed unecessary screenshots and duplicated test cases

* Navigation Fix for HTML extension and improved Flip button verification

Co-authored-by: Danny Brown <danny.ri.brown@gmail.com>

platform/viewer/cypress/integration/pwa/OHIFExtensionHTMLPDF.spec.js

@@ -0,0 +1,78 @@
+describe('OHIF HTML Extension', () => {
+  before(() => {
+    cy.openStudyInViewer(
+      '1.2.826.0.13854362241694438965858641723883466450351448'
+    );
+    cy.expectMinimumThumbnails(5);
+  });
+
+  it('checks if series thumbnails are being displayed', () => {
+    cy.get('[data-cy="thumbnail-list"]')
+      .contains('SR')
+      .its('length')
+      .should('to.be.at.least', 1);
+  });
+
+  it('drags and drop a SR thumbnail into viewport', () => {
+    cy.get('[data-cy="thumbnail-list"]')
+      .contains('SR')
+      .first()
+      .drag('.viewport-drop-target');
+
+    cy.get(':nth-child(2) > h1').should(
+      'contain.text',
+      'Imaging Measurement Report'
+    );
+  });
+
+  it('checks if the HTML viewport has been set to active by interaction', () => {
+    cy.setLayout('3', '3');
+
+    // check if viewport has been set as active by CLICKING
+    cy.get('[data-cy=viewprt-grid] > :nth-child(4)')
+      .click()
+      .then($viewport => {
+        cy.wrap($viewport).should('have.class', 'active');
+      });
+
+    // check if viewport has been set as active by SCROLLING
+    cy.get('[data-cy=viewprt-grid] > :nth-child(7)').then($viewport => {
+      cy.wrap($viewport)
+        .find('[data-cy=dicom-html-viewport]')
+        .scrollTo('bottom');
+      cy.wrap($viewport).should('have.class', 'active');
+    });
+
+    cy.setLayout('1', '1');
+  });
+});
+
+describe('OHIF PDF Extension', () => {
+  before(() => {
+    cy.checkStudyRouteInViewer(
+      '1.2.826.0.13854362241694438965858641723883466450351448'
+    );
+    cy.expectMinimumThumbnails(5);
+  });
+
+  it('checks if series thumbnails are being displayed', () => {
+    cy.get('[data-cy="thumbnail-list"]')
+      .contains('DOC')
+      .its('length')
+      .should('to.be.at.least', 1);
+  });
+
+  it('drags and drop a PDF thumbnail into viewport', () => {
+    cy.get('[data-cy="thumbnail-list"]')
+      .contains('DOC')
+      .scrollIntoView()
+      .drag('.viewport-drop-target');
+
+    cy.get('.DicomPDFViewport')
+      .its('length')
+      .should('be.eq', 1);
+
+    //Take Screenshot
+    cy.screenshot('PDF Extension - Should load PDF file');
+  });
+});