From c05f0536e2c5291477fc5b61c55f9e2388f94312 Mon Sep 17 00:00:00 2001
From: Pascal Perrenoud <pascal@pband.ch>
Date: Thu, 6 Jun 2024 01:51:04 +0200
Subject: [PATCH] Add examples

---
 examples/ecdh-wraps-ecdh.test.ts | 14 ++++++++++++++
 examples/ecdh-wraps-key.test.ts  | 14 ++++++++++++++
 examples/key-wraps-ecdh.test.ts  | 14 ++++++++++++++
 examples/pwd-to-signing.test.ts  | 17 +++++++++++++++++
 examples/pwd-wraps-ecdh.test.ts  | 19 +++++++++++++++++++
 5 files changed, 78 insertions(+)
 create mode 100644 examples/ecdh-wraps-ecdh.test.ts
 create mode 100644 examples/ecdh-wraps-key.test.ts
 create mode 100644 examples/key-wraps-ecdh.test.ts
 create mode 100644 examples/pwd-to-signing.test.ts
 create mode 100644 examples/pwd-wraps-ecdh.test.ts

diff --git a/examples/ecdh-wraps-ecdh.test.ts b/examples/ecdh-wraps-ecdh.test.ts
new file mode 100644
index 0000000..ab5c6e0
--- /dev/null
+++ b/examples/ecdh-wraps-ecdh.test.ts
@@ -0,0 +1,14 @@
+import {expect} from 'bun:test'
+
+import {PrivateWrap} from '../index'
+
+const key_wraps = await PrivateWrap.gen_keypair()
+const key_wrapped = await PrivateWrap.gen_keypair()
+
+const cipher = await PrivateWrap.encrypt(key_wrapped.privateKey, key_wraps.publicKey)
+const box = await cipher.toString()
+const unbox = await PrivateWrap.fromString(box)
+const plain = await unbox.decrypt(key_wraps.privateKey)
+
+expect(plain).toEqual(key_wrapped.privateKey)
+console.log("ecdh-wraps-ecdh OK")
diff --git a/examples/ecdh-wraps-key.test.ts b/examples/ecdh-wraps-key.test.ts
new file mode 100644
index 0000000..5d2298b
--- /dev/null
+++ b/examples/ecdh-wraps-key.test.ts
@@ -0,0 +1,14 @@
+import {expect} from 'bun:test'
+
+import {PrivateWrap, SecretBox} from '../index'
+
+const k_wraps = await PrivateWrap.gen_keypair()
+const k_wrapped = await SecretBox.gen_key()
+
+const cipher = await PrivateWrap.encrypt(k_wrapped, k_wraps.publicKey)
+const box = await cipher.toString()
+const unbox = await PrivateWrap.fromString(box)
+const plain = await unbox.decrypt(k_wraps.privateKey) as CryptoKey
+
+expect(plain).toEqual(k_wrapped)
+console.log("ecdh-wraps-key OK")
diff --git a/examples/key-wraps-ecdh.test.ts b/examples/key-wraps-ecdh.test.ts
new file mode 100644
index 0000000..70bb3d2
--- /dev/null
+++ b/examples/key-wraps-ecdh.test.ts
@@ -0,0 +1,14 @@
+import {expect} from 'bun:test'
+
+import {SecretWrap, PrivateWrap} from '../index'
+
+const key_wraps = await SecretWrap.gen_key()
+const key_wrapped = await PrivateWrap.gen_keypair()
+
+const cipher = await SecretWrap.encrypt(key_wrapped.privateKey, key_wraps)
+const box = cipher.toString()
+const unbox = SecretWrap.fromString(box)
+const plain = await unbox.decrypt(key_wraps)
+
+expect(plain).toEqual(key_wrapped.privateKey)
+console.log("key-wraps-ecdh OK")
diff --git a/examples/pwd-to-signing.test.ts b/examples/pwd-to-signing.test.ts
new file mode 100644
index 0000000..b66ce87
--- /dev/null
+++ b/examples/pwd-to-signing.test.ts
@@ -0,0 +1,17 @@
+import {expect} from 'bun:test'
+
+import {hkdf, pbkdf, Usage} from '../src/kdf'
+import {get_pubkey, sign, verify} from '../src/signature'
+
+const salt = new Uint8Array(32)
+const pwd = "test"
+const message = new TextEncoder().encode("Yeet")
+
+const kd = await pbkdf(salt, pwd)
+const privk = await hkdf(kd, Usage.sign) as Uint8Array
+const pubk = await get_pubkey(privk)
+
+const sig = await sign(message, privk)
+const verification = await verify(message, pubk, sig)
+expect(verification).toBeTrue()
+console.log("pwd-to-signing OK")
diff --git a/examples/pwd-wraps-ecdh.test.ts b/examples/pwd-wraps-ecdh.test.ts
new file mode 100644
index 0000000..16c9cf7
--- /dev/null
+++ b/examples/pwd-wraps-ecdh.test.ts
@@ -0,0 +1,19 @@
+import {expect} from 'bun:test'
+
+import {hkdf, pbkdf, Usage} from '../src/kdf'
+import {PrivateWrap, SecretWrap} from '../index'
+
+const salt = new Uint8Array(32)
+const pwd = "test"
+const keypair = await PrivateWrap.gen_keypair()
+
+const kd = await pbkdf(salt, pwd)
+const k = await hkdf(kd, Usage.wrap) as CryptoKey
+
+const cipher = await SecretWrap.encrypt(keypair.privateKey, k)
+const box = cipher.toString()
+const unbox = SecretWrap.fromString(box)
+const plain = await unbox.decrypt(k)
+
+expect(plain).toEqual(keypair.privateKey)
+console.log("pwd-wraps-ecdh OK")