file reorganization with top-level module

electrum/tests/test_mnemonic.py

@@ -0,0 +1,42 @@
+import unittest
+from electrum import keystore
+from electrum import mnemonic
+from electrum import old_mnemonic
+from electrum.util import bh2u
+
+from . import SequentialTestCase
+
+
+class Test_NewMnemonic(SequentialTestCase):
+
+    def test_to_seed(self):
+        seed = mnemonic.Mnemonic.mnemonic_to_seed(mnemonic='foobar', passphrase='none')
+        self.assertEqual(bh2u(seed),
+                          '741b72fd15effece6bfe5a26a52184f66811bd2be363190e07a42cca442b1a5b'
+                          'b22b3ad0eb338197287e6d314866c7fba863ac65d3f156087a5052ebc7157fce')
+
+    def test_random_seeds(self):
+        iters = 10
+        m = mnemonic.Mnemonic(lang='en')
+        for _ in range(iters):
+            seed = m.make_seed()
+            i = m.mnemonic_decode(seed)
+            self.assertEqual(m.mnemonic_encode(i), seed)
+
+
+class Test_OldMnemonic(SequentialTestCase):
+
+    def test(self):
+        seed = '8edad31a95e7d59f8837667510d75a4d'
+        result = old_mnemonic.mn_encode(seed)
+        words = 'hardly point goal hallway patience key stone difference ready caught listen fact'
+        self.assertEqual(result, words.split())
+        self.assertEqual(old_mnemonic.mn_decode(result), seed)
+
+class Test_BIP39Checksum(SequentialTestCase):
+
+    def test(self):
+        mnemonic = u'gravity machine north sort system female filter attitude volume fold club stay feature office ecology stable narrow fog'
+        is_checksum_valid, is_wordlist_valid = keystore.bip39_is_checksum_valid(mnemonic)
+        self.assertTrue(is_wordlist_valid)
+        self.assertTrue(is_checksum_valid)