Initial commit: Crypto trader application

tests/unit/security/test_encryption.py

@@ -0,0 +1,35 @@
+"""Tests for encryption."""
+
+import pytest
+from src.security.encryption import get_encryption_manager, EncryptionManager
+
+
+class TestEncryption:
+    """Tests for encryption system."""
+    
+    @pytest.fixture
+    def encryptor(self):
+        """Create encryption manager."""
+        return get_encryption_manager()
+    
+    def test_encrypt_decrypt(self, encryptor):
+        """Test encryption and decryption."""
+        plaintext = "test_api_key_12345"
+        
+        encrypted = encryptor.encrypt(plaintext)
+        assert encrypted != plaintext
+        assert len(encrypted) > 0
+        
+        decrypted = encryptor.decrypt(encrypted)
+        assert decrypted == plaintext
+    
+    def test_encrypt_different_values(self, encryptor):
+        """Test that different values encrypt differently."""
+        value1 = "key1"
+        value2 = "key2"
+        
+        encrypted1 = encryptor.encrypt(value1)
+        encrypted2 = encryptor.encrypt(value2)
+        
+        assert encrypted1 != encrypted2
+