diff --git a/test/integration/wallets_test.rb b/test/integration/wallets_test.rb
index 19a68a1fa..d279edc28 100644
--- a/test/integration/wallets_test.rb
+++ b/test/integration/wallets_test.rb
@@ -74,5 +74,38 @@ class WalletsTest < ActionDispatch::IntegrationTest
     w.reload
     assert_equal w.amount, expected_amount
     assert_equal w.amount, wallet[:amount]
+
+    # no refund invoices should have been generated
+    assert_empty Invoice.where(invoiced: w.wallet_transactions.last)
+  end
+
+
+  test 'admin credit wallet with refund invoice generation' do
+    admin = users(:user_1)
+    login_as(admin, scope: :user)
+    w = @vlonchamp.wallet
+    amount = 10
+    avoir_date = Time.now.end_of_day
+    expected_amount = w.amount + amount
+    put "/api/wallet/#{w.id}/credit",
+        {
+            amount: amount,
+            avoir: true,
+            avoir_date: avoir_date,
+            avoir_description: 'Some text'
+        }
+
+    assert_equal 200, response.status
+    assert_equal Mime::JSON, response.content_type
+    wallet = json_response(response.body)
+    w.reload
+    assert_equal w.amount, expected_amount
+    assert_equal w.amount, wallet[:amount]
+
+    # refund invoice must be generated
+    invoice = Invoice.where(invoiced: w.wallet_transactions.last).first
+    assert_equal amount, (invoice.total / 100.0), 'Avoir total does not match the amount credited to the wallet'
+    assert_equal amount, (invoice.invoice_items.first.amount / 100.0), 'Invoice item amount does not match'
+    assert_invoice_pdf invoice
   end
 end