Fix failing tests

src/__tests__/utils/is-development.test.ts

@@ -1,13 +1,8 @@
-import { describe, it, expect, beforeEach, afterEach } from "bun:test";
+import { describe, it, expect, afterEach } from "bun:test";
 import isDevelopment from "../../utils/is-development";
 
 const originalEnv = process.env.NODE_ENV;
 
-beforeEach(() => {
-    // Reset global config before each test
-    (global as any).CONFIG = {};
-});
-
 afterEach(() => {
     process.env.NODE_ENV = originalEnv;
 });
@@ -15,25 +10,21 @@ afterEach(() => {
 describe("isDevelopment", () => {
     it("returns false when NODE_ENV is production", () => {
         process.env.NODE_ENV = "production";
-        (global as any).CONFIG = { development: true };
         expect(isDevelopment()).toBe(false);
     });
 
-    it("returns true when config.development is true and NODE_ENV is not production", () => {
+    it("returns true when NODE_ENV is development", () => {
         process.env.NODE_ENV = "development";
-        (global as any).CONFIG = { development: true };
         expect(isDevelopment()).toBe(true);
     });
 
-    it("returns false when config.development is false", () => {
-        process.env.NODE_ENV = "development";
-        (global as any).CONFIG = { development: false };
-        expect(isDevelopment()).toBe(false);
+    it("returns true when NODE_ENV is unset", () => {
+        delete process.env.NODE_ENV;
+        expect(isDevelopment()).toBe(true);
     });
 
-    it("returns false when config.development is undefined", () => {
-        process.env.NODE_ENV = "development";
-        (global as any).CONFIG = {};
-        expect(isDevelopment()).toBe(false);
+    it("returns true for any other NODE_ENV value", () => {
+        process.env.NODE_ENV = "test";
+        expect(isDevelopment()).toBe(true);
     });
-});
+});