Merge pull request #749 from chrisglass/clean-tests-wallet
[electrum-nvc.git] / lib / tests / test_wallet.py
diff --git a/lib/tests/test_wallet.py b/lib/tests/test_wallet.py
new file mode 100644 (file)
index 0000000..49d22ca
--- /dev/null
@@ -0,0 +1,184 @@
+import shutil
+import tempfile
+import sys
+import unittest
+import os
+
+from StringIO import StringIO
+from lib.wallet import WalletStorage, NewWallet
+
+
+class FakeConfig(object):
+    """A stub config file to be used in tests"""
+    def __init__(self, path):
+        self.path = path
+        self.store = {}
+
+    def set(self, key, value):
+        self.store[key] = value
+
+    def get(self, key, default=None):
+        return self.store.get(key, default)
+
+
+class FakeSynchronizer(object):
+
+    def __init__(self):
+        self.store = []
+
+    def add(self, address):
+        self.store.append(address)
+
+
+class WalletTestCase(unittest.TestCase):
+
+    def setUp(self):
+        super(WalletTestCase, self).setUp()
+        self.user_dir = tempfile.mkdtemp()
+
+        self.fake_config = FakeConfig(self.user_dir)
+
+        self._saved_stdout = sys.stdout
+        self._stdout_buffer = StringIO()
+        sys.stdout = self._stdout_buffer
+
+    def tearDown(self):
+        super(WalletTestCase, self).tearDown()
+        shutil.rmtree(self.user_dir)
+        # Restore the "real" stdout
+        sys.stdout = self._saved_stdout
+
+
+class TestWalletStorage(WalletTestCase):
+
+    def test_init_wallet_default_path(self):
+        storage = WalletStorage(self.fake_config)
+        expected = os.path.join(self.user_dir, "wallets", "default_wallet")
+        self.assertEqual(expected, storage.path)
+
+    def test_init_wallet_explicit_path(self):
+        path = os.path.join(self.user_dir, "somewallet")
+        self.fake_config.set("wallet_path", path)
+
+        storage = WalletStorage(self.fake_config)
+        self.assertEqual(path, storage.path)
+
+    def test_init_wallet_default_wallet_path(self):
+        path = os.path.join(self.user_dir, "somewallet")
+        self.fake_config.set("default_wallet_path", path)
+
+        storage = WalletStorage(self.fake_config)
+        self.assertEqual(path, storage.path)
+
+    def test_read_dictionnary_from_file(self):
+        path = os.path.join(self.user_dir, "somewallet")
+        self.fake_config.set("wallet_path", path)
+
+        some_dict = {"a":"b", "c":"d"}
+        contents = repr(some_dict)
+        with open(path, "w") as f:
+            contents = f.write(contents)
+
+        storage = WalletStorage(self.fake_config)
+        self.assertEqual("b", storage.get("a"))
+        self.assertEqual("d", storage.get("c"))
+
+    def test_write_dictionnary_to_file(self):
+        path = os.path.join(self.user_dir, "somewallet")
+        self.fake_config.set("wallet_path", path)
+
+        storage = WalletStorage(self.fake_config)
+
+        some_dict = {"a":"b", "c":"d"}
+        storage.data = some_dict
+
+        storage.write()
+
+        contents = ""
+        with open(path, "r") as f:
+            contents = f.read()
+        self.assertEqual(repr(some_dict), contents)
+
+
+class TestNewWallet(WalletTestCase):
+
+    seed_text = "The seed will sprout and grow up tall."
+    password = "secret"
+
+    master_xpub = "xpub661MyMwAqRbcGEop5Rnp68oX1ikeFNVMtx1utwXZGRKMmeXVxwBM5UzkwU9nGB1EofZekLDRfi1w5F9P7Vac3PEuWdWHr2gHLW8vp5YyKJ1"
+    master_xpriv = "xprv9s21ZrQH143K3kjLyQFoizrnTgv9qumWXj6K6Z7wi5nNtrCMRPs6XggH6Bbgz9CUgPJnZnV74yUdRSr8qWVELr9QQTgU5aNL33ViMyD9nhs"
+
+    first_account_name = "account1"
+    first_account_first_address = "1Jv9pLCJ4Sqr7aDYLGX5QhET4ps5qRcB9V"
+    first_account_second_address = "14n9EsZsgTTc4eC4TxeP1ccP8bXgwxPMmL"
+
+    import_private_key = "L52XzL2cMkHxqxBXRyEpnPQZGUs3uKiL3R11XbAdHigRzDozKZeW"
+    import_key_address = "15mKKb2eos1hWa6tisdPwwDC1a5J1y9nma"
+
+    def setUp(self):
+        super(TestNewWallet, self).setUp()
+        self.storage = WalletStorage(self.fake_config)
+        self.wallet = NewWallet(self.storage)
+        # This cannot be constructed by electrum at random, it should be safe
+        # from eventual collisions.
+        self.wallet.add_seed(self.seed_text, self.password)
+
+    def test_wallet_with_seed_is_not_watching_only(self):
+        self.assertFalse(self.wallet.is_watching_only())
+
+    def test_wallet_without_seed_is_watching_only(self):
+        # We need a new storage , since the default storage was already seeded
+        # in setUp()
+        new_dir = tempfile.mkdtemp()
+        config = FakeConfig(new_dir)
+        wallet = NewWallet(config)
+        self.assertTrue(wallet.is_watching_only())
+        shutil.rmtree(new_dir)  # Don't leave useless stuff in /tmp
+
+    def test_new_wallet_is_deterministic(self):
+        self.assertTrue(self.wallet.is_deterministic())
+
+    def test_get_seed_returns_correct_seed(self):
+        self.assertEqual(self.wallet.get_seed(self.password), self.seed_text)
+        self.assertEqual(0, len(self.wallet.addresses()))
+
+    def test_add_account(self):
+        self.wallet.create_account(self.first_account_name, self.password)
+        self.assertEqual(1, len(self.wallet.addresses()))
+        self.assertIn(self.first_account_first_address,
+                         self.wallet.addresses())
+
+    def test_add_account_add_address(self):
+        self.wallet.create_account(self.first_account_name, self.password)
+        self.wallet.synchronizer = FakeSynchronizer()
+
+        self.wallet.create_new_address()
+        self.assertEqual(2, len(self.wallet.addresses()))
+        self.assertIn(self.first_account_first_address,
+                         self.wallet.addresses())
+        self.assertIn(self.first_account_second_address,
+                      self.wallet.addresses())
+
+    def test_key_import(self):
+        # Wallets have no imported keys by default.
+        self.wallet.create_account(self.first_account_name, self.password)
+        self.assertFalse(self.wallet.has_imported_keys())
+
+        # Importing a key works.
+        self.wallet.import_key(self.import_private_key, "")
+        self.assertEqual(2, len(self.wallet.addresses()))
+        self.assertIn(self.import_key_address, self.wallet.addresses())
+
+        self.assertTrue(self.wallet.has_imported_keys())
+
+        # Deleting the key works.
+        self.wallet.delete_imported_key(self.import_key_address)
+        self.assertFalse(self.wallet.has_imported_keys())
+        self.assertEqual(1, len(self.wallet.addresses()))
+        self.assertNotIn(self.import_key_address, self.wallet.addresses())
+
+    def test_update_password(self):
+        new_password = "secret2"
+        self.wallet.update_password(self.password, new_password)
+        self.wallet.create_account(self.first_account_name, new_password)
+        self.assertEqual(1, len(self.wallet.addresses()))