Refactor order status handling in NadoGateway and MakerEngine. Introduce isOrderActiveStatus utility to streamline order filtering logic. Add tests for error handling and order status utilities.

src/utils/order-status.test.ts

@@ -0,0 +1,29 @@
+import { describe, expect, it } from "vitest";
+
+import { isOrderActiveStatus } from "./order-status";
+
+describe("isOrderActiveStatus", () => {
+  it("treats empty status as active", () => {
+    expect(isOrderActiveStatus(undefined)).toBe(true);
+    expect(isOrderActiveStatus("")).toBe(true);
+    expect(isOrderActiveStatus("   ")).toBe(true);
+  });
+
+  it("treats typical active statuses as active", () => {
+    expect(isOrderActiveStatus("NEW")).toBe(true);
+    expect(isOrderActiveStatus("PARTIALLY_FILLED")).toBe(true);
+    expect(isOrderActiveStatus("waiting_price")).toBe(true);
+  });
+
+  it("treats final/non-open statuses as inactive", () => {
+    expect(isOrderActiveStatus("FILLED")).toBe(false);
+    expect(isOrderActiveStatus("CANCELED")).toBe(false);
+    expect(isOrderActiveStatus("CANCELLED")).toBe(false);
+    expect(isOrderActiveStatus("REJECTED")).toBe(false);
+    expect(isOrderActiveStatus("EXPIRED")).toBe(false);
+    expect(isOrderActiveStatus("TRIGGERED")).toBe(false);
+    expect(isOrderActiveStatus("CLOSED")).toBe(false);
+    expect(isOrderActiveStatus("closed_by_user")).toBe(false);
+  });
+});
+