From f5b44cdf3705333ecf282b62406b836b06b74cab Mon Sep 17 00:00:00 2001
From: Ramon Wenger <ramon.wenger@iterativ.ch>
Date: Sun, 10 Mar 2024 16:19:45 +0100
Subject: [PATCH] Fix module description highlight test

---
 client/cypress/e2e/frontend/modules/highlights.cy.ts | 1 +
 client/src/graphql/cache.ts                          | 5 +++++
 2 files changed, 6 insertions(+)

diff --git a/client/cypress/e2e/frontend/modules/highlights.cy.ts b/client/cypress/e2e/frontend/modules/highlights.cy.ts
index 1ce882fe..3de87a63 100644
--- a/client/cypress/e2e/frontend/modules/highlights.cy.ts
+++ b/client/cypress/e2e/frontend/modules/highlights.cy.ts
@@ -13,6 +13,7 @@ const getModule = (contents) => {
   return {
     intro: '<p>Introducing this great paragraph!</p>',
     highlights: [],
+    slug: moduleSlug,
     chapters: [
       {
         title: 'A Chapter',
diff --git a/client/src/graphql/cache.ts b/client/src/graphql/cache.ts
index 4195c5de..6acec8eb 100644
--- a/client/src/graphql/cache.ts
+++ b/client/src/graphql/cache.ts
@@ -53,6 +53,11 @@ const typePolicies = {
           return previous !== undefined ? previous : false;
         },
       },
+      highlights: {
+        merge(_existing: HighlightNode[], incoming: HighlightNode[]) {
+          return incoming;
+        },
+      },
     },
     keyFields: ['slug'],
   },