test: check avatar loading for all providers

frontend/cypress/e2e/user/avatar-types.spec.ts

@@ -0,0 +1,38 @@
+import {UserFactory, type UserAttributes} from '../../factories/user'
+import {login} from '../../support/authenticateUser'
+
+const avatarProviders = ['initials', 'gravatar', 'marble', 'upload', 'ldap'] as const
+
+describe('User avatars', () => {
+  avatarProviders.forEach(provider => {
+    describe(`Avatar provider ${provider}`, () => {
+      let user: UserAttributes
+
+      beforeEach(() => {
+        const overrides: Partial<UserAttributes & {avatar_provider?: string; avatar_file_id?: number; email?: string}> = {
+          username: `user_${provider}`,
+          avatar_provider: provider,
+        }
+
+        if (provider === 'gravatar') {
+          overrides.email = `user_${provider}@example.com`
+        }
+        if (provider === 'upload' || provider === 'ldap') {
+          overrides.avatar_file_id = 1
+        }
+
+        user = UserFactory.create(1, overrides)[0] as UserAttributes
+        login(user)
+      })
+
+      it('Shows the avatar image', () => {
+        cy.visit('/')
+        cy.get('.username-dropdown-trigger img.avatar')
+          .should('be.visible')
+          .and(($img) => {
+            expect($img[0].naturalWidth).to.be.greaterThan(0)
+          })
+      })
+    })
+  })
+})