feat(tiered-pricing): [outside-in] e2e fake-it

Author: santakadev

exercises/tiered_pricing/solutions/codely_outside-in/src/main/java/tv/codely/checkout/api/Controller/ExampleGetController.java renamed to exercises/tiered_pricing/solutions/codely_outside-in/src/main/java/tv/codely/checkout/api/Controller/SubscriptionTotalGetController.java

@@ -10,12 +10,12 @@
 import javax.servlet.http.HttpServletResponse;
 
 @RestController
-public class ExampleGetController {
+public class SubscriptionTotalGetController {
 
-    @GetMapping("/")
-    public ResponseEntity<String> response(@RequestParam String name, HttpServletResponse response) throws JSONException {
+    @GetMapping("/subscription-total-price")
+    public ResponseEntity<String> response(@RequestParam String subscriptions, HttpServletResponse response) throws JSONException {
         response.addHeader("content-type", "application/json");
 
-        return ResponseEntity.ok(new JSONObject().put("hello", name).toString());
+        return ResponseEntity.ok(new JSONObject().put("total", 199).toString());
     }
 }

exercises/tiered_pricing/solutions/codely_outside-in/src/test/java/tv/codely/checkout/api/Controller/ExampleGetControllerShould.java

@@ -0,0 +1,16 @@
+package tv.codely.checkout.api.Controller;
+
+import org.json.JSONObject;
+import org.junit.jupiter.api.Test;
+import tv.codely.checkout.api.ApiTestCase;
+
+public class SubscriptionTotalGetControllerShould extends ApiTestCase {
+
+    @Test
+    public void calculate_total_subscription_price() throws Exception {
+        whenGetRequestSentTo("/subscription-total-price?subscriptions=5");
+
+        JSONObject jsonResponse = new JSONObject().put("total", 199);
+        assertSuccessJsonResponse(jsonResponse);
+    }
+}