diff --git a/tests/test_integration.py b/tests/test_integration.py
new file mode 100644
index 0000000..08aba9b
--- /dev/null
+++ b/tests/test_integration.py
@@ -0,0 +1,46 @@
+"""Integration tests for ShellGenius."""
+
+import pytest
+from unittest.mock import Mock, patch
+
+
+class TestIntegration:
+    def test_cli_commands_registered(self):
+        """Test that all CLI commands are registered."""
+        from shellgenius.cli import main
+        
+        commands = [cmd.name for cmd in main.commands]
+        
+        assert "generate" in commands
+        assert "explain" in commands
+        assert "refactor" in commands
+        assert "history" in commands
+        assert "models" in commands
+        assert "check" in commands
+        assert "version" in commands
+    
+    def test_module_imports(self):
+        """Test that all modules can be imported."""
+        from shellgenius import __version__
+        from shellgenius.cli import main
+        from shellgenius.config import Config
+        from shellgenius.generation import ShellGenerator
+        from shellgenius.explainer import ShellExplainer
+        from shellgenius.refactoring import RefactoringAnalyzer
+        from shellgenius.history import HistoryLearner
+        from shellgenius.ollama_client import OllamaClient
+        
+        assert __version__ == "0.1.0"
+        
+    def test_package_structure(self):
+        """Test that package structure is correct."""
+        import shellgenius
+        
+        assert hasattr(shellgenius, "__version__")
+        assert hasattr(shellgenius, "cli")
+        assert hasattr(shellgenius, "config")
+        assert hasattr(shellgenius, "generation")
+        assert hasattr(shellgenius, "explainer")
+        assert hasattr(shellgenius, "refactoring")
+        assert hasattr(shellgenius, "history")
+        assert hasattr(shellgenius, "ollama_client")