Make sure the element is attached when testing

cypress/integration/list/list.spec.js

@@ -361,9 +361,8 @@ describe('Lists', () => {
 			})
 			cy.visit('/lists/1/kanban')
 
-			cy.get('.kanban .bucket .tasks .task')
+			cy.getAttached('.kanban .bucket .tasks .task')
 				.contains(tasks[0].title)
-				.should('exist')
 				.click()
 
 			cy.url()

cypress/support/commands.js

@@ -0,0 +1,17 @@
+/**
+ * getAttached(selector)
+ * getAttached(selectorFn)
+ *
+ * Waits until the selector finds an attached element, then yields it (wrapped).
+ * selectorFn, if provided, is passed $(document). Don't use cy methods inside selectorFn.
+ *
+ * Source: https://github.com/cypress-io/cypress/issues/5743#issuecomment-650421731
+ */
+Cypress.Commands.add('getAttached', selector => {
+	const getElement = typeof selector === 'function' ? selector : $d => $d.find(selector);
+	let $el = null;
+	return cy.document().should($d => {
+		$el = getElement(Cypress.$($d));
+		expect(Cypress.dom.isDetached($el)).to.be.false;
+	}).then(() => cy.wrap($el));
+});

cypress/support/index.js

@@ -1,2 +1,3 @@
 
+import './commands'
 import 'cypress-file-upload'