Hide blocking accounts from blocked users (#10442)

* Revert "Add indication that you have been blocked in web UI (#10420)"

This reverts commit bd02ec6daa.

* Revert "Add `blocked_by` relationship to the REST API (#10373)"

This reverts commit 9745de883b.

* Hide blocking accounts from search results

* Filter blocking accouts from account followers

* Filter blocking accouts from account's following accounts

* Filter blocking accounts from “reblogged by” and “favourited by” lists

* Remove blocking account from URL search

* Return 410 on trying to fetch user data from a user who blocked us

* Return 410 in /api/v1/account/statuses for suspended or blocking accounts

* Fix status filtering when performing URL search

* Restore some React improvements

Restore some cleanup from bd02ec6daa

* Refactor by adding `without_blocking` scope

spec/controllers/api/v1/accounts/follower_accounts_controller_spec.rb

@@ -7,15 +7,40 @@ describe Api::V1::Accounts::FollowerAccountsController do
   let(:token) { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'read:accounts') }
 
   before do
-    Fabricate(:follow, target_account: user.account)
     allow(controller).to receive(:doorkeeper_token) { token }
   end
 
   describe 'GET #index' do
+    let(:simon) { Fabricate(:account, username: 'simon') }
+    let(:lewis) { Fabricate(:account, username: 'lewis') }
+
+    before do
+      simon.follow!(lewis)
+    end
+
     it 'returns http success' do
-      get :index, params: { account_id: user.account.id, limit: 1 }
+      get :index, params: { account_id: lewis.id, limit: 1 }
 
       expect(response).to have_http_status(200)
     end
+
+    it 'returns JSON with correct data' do
+      get :index, params: { account_id: lewis.id, limit: 1 }
+
+      json = body_as_json
+
+      expect(json).to be_a Enumerable
+      expect(json.first[:username]).to eq 'simon'
+    end
+
+    it 'does not return accounts blocking you' do
+      simon.block!(user.account)
+      get :index, params: { account_id: lewis.id, limit: 1 }
+
+      json = body_as_json
+
+      expect(json).to be_a Enumerable
+      expect(json.size).to eq 0
+    end
   end
 end