add test cases

test/resolvers/MutationResolverTests.test.ts

@@ -0,0 +1,22 @@
+import { setupTestServerContext } from "../testHelpers/apolloTestServerHelpers";
+import { describe, it } from "@jest/globals";
+
+describe("MutationResolvers", () => {
+  const context = setupTestServerContext()
+
+  describe("scheduleNotification", () => {
+    it("adds a notification to the notification service", async () => {
+
+    });
+
+    it("ensures that notifications when the ETA changes", async () => {
+
+    });
+  });
+
+  describe("cancelNotification", () => {
+    it("removes the notification from the notification service", async () => {
+
+    });
+  });
+});