Feat: Data "reset" button (#1913)

* feat: Allow admins to delete family data

* feat: Allow self-hosting users to delete cached data

* Remove system tests

test/controllers/settings/hostings_controller_test.rb

@@ -45,4 +45,39 @@ class Settings::HostingsControllerTest < ActionDispatch::IntegrationTest
       assert_equal NEW_RENDER_DEPLOY_HOOK, Setting.render_deploy_hook
     end
   end
+
+  test "can clear data cache when self hosting is enabled" do
+    account = accounts(:investment)
+    holding = account.holdings.first
+    exchange_rate = exchange_rates(:one)
+    security_price = holding.security.prices.first
+    account_balance = account.balances.create!(date: Date.current, balance: 1000, currency: "USD")
+
+    with_self_hosting do
+      perform_enqueued_jobs(only: DataCacheClearJob) do
+        delete clear_cache_settings_hosting_url
+      end
+    end
+
+    assert_redirected_to settings_hosting_url
+    assert_equal I18n.t("settings.hostings.clear_cache.cache_cleared"), flash[:notice]
+
+    assert_not ExchangeRate.exists?(exchange_rate.id)
+    assert_not Security::Price.exists?(security_price.id)
+    assert_not Account::Holding.exists?(holding.id)
+    assert_not Account::Balance.exists?(account_balance.id)
+  end
+
+  test "can clear data only when admin" do
+    with_self_hosting do
+      sign_in users(:family_member)
+
+      assert_no_enqueued_jobs do
+        delete clear_cache_settings_hosting_url
+      end
+
+      assert_redirected_to settings_hosting_url
+      assert_equal I18n.t("settings.hostings.not_authorized"), flash[:alert]
+    end
+  end
 end