fix: techdocs cookie mocking date

Co-authored-by: Fredrik Adelöw <freben@gmail.com>
Signed-off-by: Camila Belo <camilaibs@gmail.com>

.changeset/healthy-mirrors-obey.md

@@ -1,5 +1,5 @@
 ---
-'@backstage/plugin-techdocs-react': patch
+'@backstage/plugin-techdocs-react': minor
 ---
 
 Create a new api method for issuing user cookie.

packages/techdocs-cli-embedded-app/src/apis.ts

@@ -127,8 +127,9 @@ class TechDocsDevApi implements TechDocsApi {
     this.identityApi = identityApi;
   }
 
-  async issueUserCookie(): Promise<{ expiresAt: string }> {
-    return { expiresAt: new Date().toISOString() };
+  async getCookie(): Promise<{ expiresAt: string }> {
+    const tenMinutesFromNow = new Date(Date.now() + 10 * 60 * 1000);
+    return { expiresAt: tenMinutesFromNow.toISOString() };
   }
 
   async getApiOrigin() {

plugins/techdocs-addons-test-utils/src/test-utils.tsx

@@ -48,9 +48,10 @@ const { renderToStaticMarkup } =
 const techdocsApi = {
   getTechDocsMetadata: jest.fn(),
   getEntityMetadata: jest.fn(),
-  issueUserCookie: jest
-    .fn()
-    .mockReturnValue({ expiresAt: new Date().toISOString() }),
+  getCookie: jest.fn().mockReturnValue({
+    // Expires in 10 minutes
+    expiresAt: new Date(Date.now() + 10 * 60 * 1000).toISOString(),
+  }),
 };
 
 const techdocsStorageApi = {