UserListAdminPage: Reset page when changing filters (#47958)

public/app/features/admin/state/reducers.test.ts

@@ -12,6 +12,7 @@ import {
   userSessionsLoadedAction,
   userListAdminReducer,
   queryChanged,
+  filterChanged,
 } from './reducers';
 import { LdapState, LdapUser, UserAdminState, UserDTO, UserListAdminState } from 'app/types';
 
@@ -287,4 +288,22 @@ describe('User List Admin reducer', () => {
         });
     });
   });
+
+  describe('When filter changed', () => {
+    it('should reset page to 0', () => {
+      const initialState = {
+        ...makeInitialUserListAdminState(),
+        page: 3,
+      };
+
+      reducerTester<UserListAdminState>()
+        .givenReducer(userListAdminReducer, initialState)
+        .whenActionIsDispatched(filterChanged({ test: true }))
+        .thenStateShouldEqual({
+          ...makeInitialUserListAdminState(),
+          page: 0,
+          filters: expect.arrayContaining([{ test: true }]),
+        });
+    });
+  });
 });

public/app/features/admin/state/reducers.ts

@@ -178,11 +178,13 @@ export const userListAdminSlice = createSlice({
       if (state.filters.some((filter) => filter.name === name)) {
         return {
           ...state,
+          page: 0,
           filters: state.filters.map((filter) => (filter.name === name ? { ...filter, value } : filter)),
         };
       }
       return {
         ...state,
+        page: 0,
         filters: [...state.filters, action.payload],
       };
     },