better tests for GDD Transaction List

frontend/src/views/Pages/AccountOverview/GdtTransactionList.spec.js

@@ -46,6 +46,9 @@ const apolloMock = jest.fn().mockResolvedValue({
 })
 
 const toastErrorMock = jest.fn()
+const windowScrollToMock = jest.fn()
+
+window.scrollTo = windowScrollToMock
 
 describe('GdtTransactionList', () => {
   let wrapper
@@ -90,6 +93,10 @@ describe('GdtTransactionList', () => {
           }),
         )
       })
+
+      it('scrolls to (0, 0) after API call', () => {
+        expect(windowScrollToMock).toBeCalledWith(0, 0)
+      })
     })
 
     describe('server returns error', () => {
@@ -105,5 +112,21 @@ describe('GdtTransactionList', () => {
         expect(toastErrorMock).toBeCalledWith('Ouch!')
       })
     })
+
+    describe('change of currentPage', () => {
+      it('calls the API after currentPage changes', async () => {
+        jest.clearAllMocks()
+        wrapper.setData({ currentPage: 2 })
+        await wrapper.vm.$nextTick()
+        expect(apolloMock).toBeCalledWith(
+          expect.objectContaining({
+            variables: {
+              currentPage: 2,
+              pageSize: 25,
+            },
+          }),
+        )
+      })
+    })
   })
 })

frontend/src/views/Pages/AccountOverview/GdtTransactionList.vue

@@ -48,7 +48,7 @@ export default {
   },
   data() {
     return {
-      transactionsGdt: { default: () => [] },
+      transactionsGdt: [],
       transactionGdtCount: { type: Number, default: 0 },
       currentPage: 1,
       pageSize: 25,