[DDW-130] implement all test vectors from specification

js/tests/paper-wallets-tests.js

@@ -1,31 +1,80 @@
 const expect = require('chai').expect;
 const CardanoCrypto = require('../../dist/index.js');
 
+const TEST_VECTORS = [
+  {
+    iv: new Uint8Array([0x00, 0x00, 0x00, 0x00]),
+    input: 'legal winner thank year wave sausage worth useful legal winner thank yellow',
+    passphrase: '',
+    scrambledWords: 'abandon abandon abandon win nest chef want salt join shove minor december miss oak name'
+  },
+  {
+    iv: new Uint8Array([0x00, 0x01, 0x02, 0x03]),
+    input: 'fold parrot feature figure stay blanket woman grain huge orphan key exile',
+    passphrase: 'Cardano Ada',
+    scrambledWords: 'abandon amount liar jump crouch mesh token control someone wheel purity initial choice bullet embark'
+  },
+  {
+    iv: new Uint8Array([0x2a, 0x2a, 0x2a, 0x2a]),
+    input: 'zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo wrong',
+    passphrase: 'This is a very long passphrase. This is a very long passphrase. This is a very long passphrase. This is a very long passphrase.',
+    scrambledWords: 'clay eyebrow melt enroll lend fold card pledge allow bottom dirt road frame fatal arch'
+  }
+];
+
 describe('PaperWallet', function() {
 
   describe('#scramble', function() {
 
-    it('generates 15 words mnenomics from 12 words input', function() {
-      const iv = new Uint8Array([0x00, 0x00, 0x00, 0x00]);
-      const input = 'legal winner thank year wave sausage worth useful legal winner thank yellow';
-      const passphrase = '';
+    describe('Test Vector 1: without passphrase', function() {
+
+      it('generates the correct 15 words mnenomics from 12 words input', function() {
+        const { iv, input, passphrase, scrambledWords } = TEST_VECTORS[0];
+        expect(CardanoCrypto.PaperWallet.scrambleStrings(iv, passphrase, input)).equal(scrambledWords);
+      });
+    });
+
+    describe('Test Vector 2: short passphrase', function() {
+
+      it('generates the correct 15 words mnenomics from 12 words input', function() {
+        const { iv, input, passphrase, scrambledWords } = TEST_VECTORS[1];
+        expect(CardanoCrypto.PaperWallet.scrambleStrings(iv, passphrase, input)).equal(scrambledWords);
+      });
+    });
+
+    describe('Test Vector 3: long passphrase', function() {
 
-      expect(CardanoCrypto.PaperWallet.scrambleStrings(iv, passphrase, input)).equal(
-        'abandon abandon abandon win nest chef want salt join shove minor december miss oak name'
-      );
+      it('generates the correct 15 words mnenomics from 12 words input', function() {
+        const { iv, input, passphrase, scrambledWords } = TEST_VECTORS[2];
+        expect(CardanoCrypto.PaperWallet.scrambleStrings(iv, passphrase, input)).equal(scrambledWords);
+      });
     });
   });
 
   describe('#unscramble', function() {
 
-    it('retrieves the original 12 words mnenomics from scrambled 15 words input', function() {
-      const input = 'abandon abandon abandon win nest chef want salt join shove minor december miss oak name';
-      const passphrase = '';
+    describe('Test Vector 1: without passphrase', function() {
 
-      expect(CardanoCrypto.PaperWallet.unscrambleStrings(passphrase, input)).equal(
-        'legal winner thank year wave sausage worth useful legal winner thank yellow'
-      );
+      it('retrieves the original 12 words mnenomics from scrambled 15 words input', function() {
+        const { input, passphrase, scrambledWords } = TEST_VECTORS[0];
+        expect(CardanoCrypto.PaperWallet.unscrambleStrings(passphrase, scrambledWords)).equal(input);
+      });
+    });
+
+    describe('Test Vector 2: short passphrase', function() {
+
+      it('retrieves the original 12 words mnenomics from scrambled 15 words input', function() {
+        const { input, passphrase, scrambledWords } = TEST_VECTORS[1];
+        expect(CardanoCrypto.PaperWallet.unscrambleStrings(passphrase, scrambledWords)).equal(input);
+      });
     });
-  });
 
+    describe('Test Vector 3: long passphrase', function() {
+
+      it('retrieves the original 12 words mnenomics from scrambled 15 words input', function() {
+        const { input, passphrase, scrambledWords } = TEST_VECTORS[2];
+        expect(CardanoCrypto.PaperWallet.unscrambleStrings(passphrase, scrambledWords)).equal(input);
+      });
+    });
+  });
 });