test: add unit tests decryptVault

app/lib.test.js

@@ -30,6 +30,21 @@ const FIXTURES = [
   },
 ]
 
+const VAULTS = [
+  {
+    variant: 'vault with no key metadata',
+    vaultData: '{"data":"s6TpYjlUNsn7ifhEFTkuDGBUM1GyOlPrim7JSjtfIxgTt8/6MiXgiR/CtFfR4dWW2xhq85/NGIBYEeWrZThGdKGarBzeIqBfLFhw9n509jprzJ0zc2Rf+9HVFGLw+xxC4xPxgCS0IIWeAJQ+XtGcHmn0UZXriXm8Ja4kdlow6SWinB7sr/WM3R0+frYs4WgllkwggDf2/Tv6VHygvLnhtzp6hIJFyTjh+l/KnyJTyZW1TkZhDaNDzX3SCOHT","iv":"FbeHDAW5afeWNORfNJBR0Q==","salt":"TxZ+WbCW6891C9LK/hbMAoUsSEW1E8pyGLVBU6x5KR8="}',
+    mnemonic: 'spread raise short crane omit tent fringe mandate neglect detail suspect cradle',
+    passphrase: 'correct horse battery staple', 
+  },
+  {
+    variant: 'vault with key metadata and 600_000 iterations',
+    vaultData: '{"data":"WHaP1FrrtV4zUonudIppDifsLHF39g6oPkVksAIdWAHBRzax1uy1asfAJprR7u72t4/HuYz5yPIFQrnNnv+hwQu9GRuty88VKMnvMy+sq8MNtoXI+C54bZpWa8r4iUQfa0Mj/cfJbpFpzOdF1ZYXahTfTcU5WsrHwvJew842CiJR4B2jmCHHXfm/DxLK3WazsVQwXJGx/U71UelGoOOrT8NI28EKrAwgPn+7Xmv0j92gmhau30N7Bo2fr6Zv","iv":"LfD8/tY1EjXzxuemSmDVdA==","keyMetadata":{"algorithm":"PBKDF2","params":{"iterations":600000}},"salt":"nk4xdpmMR+1s5BYe4Vnk++XAQwrISI2bCtbMg7V1wUA="}',
+    mnemonic: 'spread raise short crane omit tent fringe mandate neglect detail suspect cradle',
+    passphrase: 'correct horse battery staple', 
+  },
+]
+
 describe('extractVaultFromFile', () => {
   for (const f of FIXTURES) {
     it(`decrypts ${f.path}`, async () => {
@@ -47,6 +62,19 @@ describe('extractVaultFromFile', () => {
   }
 })
 
+describe('decryptVault', () => {
+  VAULTS.forEach((vault) => {
+    it(`decrypts ${vault.variant}`, async () => {
+      const decrypted = await decryptVault(
+        vault.passphrase, 
+        JSON.parse(vault.vaultData)
+      );
+
+      expect(decrypted[0].data.mnemonic).toBe(vault.mnemonic)
+    })
+  })
+});
+
 describe('isVaultValid', () => {
   const validVault = {
     data: 'foo',