jws encryption support (#74)

tests/encryption.test.ts

@@ -1,12 +1,45 @@
-import encryption from '../src/encryption';
-
-describe("encrypt", () => {
-  const e = encryption("secret squirrel");
+import { cryptoEncryption, jwsEncryption } from '../src/encryption';
 
+describe("jwsEncryption", () => {
   it("can encrypt and decrypt", () => {
+    const e = jwsEncryption("secret squirrel");
+
     const value = "bobs your uncle"
     const hash = e.encrypt(value)
-    expect(hash.encryptedData).not.toEqual(value);
+    expect(hash).not.toContain(value);
     expect(e.decrypt(hash)).toEqual(value);
   });
-})
+
+  it("returns different values for different secrets", () => {
+    const e1 = jwsEncryption("e1");
+    const e2 = jwsEncryption("e2");
+
+    const value = "bobs your uncle"
+    const h1 = e1.encrypt(value)
+    const h2 = e2.encrypt(value)
+
+    expect(h1).not.toEqual(h2);
+  });
+})
+
+describe("cryptoEncryption", () => {
+  it("can encrypt and decrypt", () => {
+    const e = cryptoEncryption("secret squirrel");
+
+    const value = "bobs your uncle"
+    const hash = e.encrypt(value)
+    expect(hash).not.toContain(value);
+    expect(e.decrypt(hash)).toEqual(value);
+  });
+
+  it("returns different values for different secrets", () => {
+    const e1 = cryptoEncryption("e1");
+    const e2 = cryptoEncryption("e2");
+
+    const value = "bobs your uncle"
+    const h1 = e1.encrypt(value)
+    const h2 = e2.encrypt(value)
+
+    expect(h1).not.toEqual(h2);
+  });
+})