chore: add test for dahboard details failing to load

cypress/e2e/view_errors.feature

@@ -19,6 +19,11 @@ Feature: Errors while in view mode
         When I open the "Delivery" dashboard
         Then the "Delivery" dashboard displays in view mode
 
+    @nonmutating
+    Scenario: I navigate to a dashboard that fails to load
+        Given I type a dashboard id in the browser url that fails to load
+        Then a warning message is displayed stating that the dashboard could not be loaded
+
     # @nonmutating
     # Scenario: I navigate to print dashboard that doesn't exist
     #     Given I type an invalid print dashboard id in the browser url

cypress/e2e/view_errors/error_while_fetching_dashboard_details.js

@@ -0,0 +1,23 @@
+import { When, Then } from '@badeball/cypress-cucumber-preprocessor'
+
+When('I type a dashboard id in the browser url that fails to load', () => {
+    console.log('TEST RUNS')
+
+    cy.intercept('**/dashboards/iMnYyBfSxmM**', {
+        statusCode: 500,
+        body: 'Oopsie!',
+    }).as('failure')
+
+    cy.visit('#/iMnYyBfSxmM')
+    cy.wait('@failure')
+})
+
+Then(
+    'a warning message is displayed stating that the dashboard could not be loaded',
+    () => {
+        cy.contains('Load dashboard failed').should('exist')
+        cy.contains(
+            'This dashboard could not be loaded. Please try again later.'
+        ).should('exist')
+    }
+)