Add tests for Enum.{keys, values}

Author: kourge

__tests__/test.ts

@@ -16,3 +16,23 @@ describe("Enum", () => {
         })).toEqual({ BLACK: "black", WHITE: "white" });
     });
 });
+
+describe("Enum.keys", () => {
+    it("returns the keys of an enum object", () => {
+        const e = Enum({
+            BLACK: "black",
+            WHITE: "white",
+        });
+        expect(Enum.keys(e)).toEqual(expect.arrayContaining([ "WHITE", "BLACK" ]));
+    });
+};
+
+describe("Enum.values", () => {
+    it("returns the values of an enum object", () => {
+        const e = Enum({
+            BLACK: "black",
+            WHITE: "white",
+        });
+        expect(Enum.values(e)).toEqual(expect.arrayContaining([ "white", "black" ]));
+    });
+});