Keep public method around

includes/class-wc-cart-fees.php

@@ -65,6 +65,11 @@ final class WC_Cart_Fees {
 		$this->cart = $cart;
 	}
 
+	/**
+	 * Register methods for this object on the appropriate WordPress hooks.
+	 */
+	public function init() {}
+
 	/**
 	 * Add a fee. Fee IDs must be unique.
 	 *

tests/unit-tests/cart/cart-fees.php

@@ -15,7 +15,6 @@ class WC_Tests_WC_Cart_Fees extends WC_Unit_Test_Case {
 	public function test_set_get_remove_fees() {
 
 		$cart_fees = new WC_Cart_Fees( wc()->cart );
-		$cart_fees->init();
 
 		// Test add_fee.
 		$args = array(