fixup! test: update UTs for new methods

Author: cyber-hari

tests/utils/string.utils.test.ts

@@ -133,7 +133,7 @@ describe("StringUtils", () => {
       expect(toSnakeCase("Foo Bar test")).toBe("foo_bar_test");
     });
     it("handles leading/trailing spaces and dashes", () => {
-      expect(toSnakeCase("  Foo-Bar ")).toBe("__foo_bar_");
+      expect(toSnakeCase("  Foo-Bar ")).toBe("foo_bar");
     });
     it("returns empty string for empty input", () => {
       expect(toSnakeCase("")).toBe("");

tests/utils/validate.utils.test.ts

@@ -14,7 +14,7 @@ import {
   isIPv4,
   isIPv6,
   isCreditCard,
-  isJSON,
+  isValidJSON,
   isArray,
   isBase64,
   hasRequiredProps,
@@ -242,14 +242,14 @@ describe("ValidateUtils", () => {
     });
   });
 
-  describe("isJSON", () => {
+  describe("isValidJSON", () => {
     it("returns true for valid JSON strings", () => {
-      expect(isJSON('{"a":1}')).toBe(true);
-      expect(isJSON("[1,2,3]")).toBe(true);
+      expect(isValidJSON('{"a":1}')).toBe(true);
+      expect(isValidJSON("[1,2,3]")).toBe(true);
     });
     it("returns false for invalid JSON", () => {
-      expect(isJSON("{a:1}")).toBe(false);
-      expect(isJSON("not json")).toBe(false);
+      expect(isValidJSON("{a:1}")).toBe(false);
+      expect(isValidJSON("not json")).toBe(false);
     });
   });