"""
Simplified unit tests for CipherTrust MCP Server
Create this file as: tests/test_server.py
"""
import pytest
import json
import asyncio
import os
from unittest.mock import Mock, patch, AsyncMock
class TestMCPServerBasics:
"""Basic tests that don't require importing the actual server"""
def test_environment_variables(self):
"""Test that environment variables can be accessed"""
# Test that we can access environment variables
# In actual tests, these would be mocked or set in test environment
required_vars = [
'CIPHERTRUST_URL',
'CIPHERTRUST_USER',
'CIPHERTRUST_PASSWORD'
]
# Check if variables exist (they may be None in test environment)
for var in required_vars:
value = os.environ.get(var)
# In test environment, these may be None, which is fine
assert value is None or isinstance(value, str)
def test_json_rpc_request_structure(self):
"""Test JSON-RPC request structure validity"""
request = {
"jsonrpc": "2.0",
"id": 1,
"method": "initialize",
"params": {
"protocolVersion": "2024-11-05",
"clientInfo": {"name": "test", "version": "1.0"},
"capabilities": {"tools": {}}
}
}
# Validate required fields
assert request["jsonrpc"] == "2.0"
assert "id" in request
assert request["method"] == "initialize"
# Should be valid JSON
json_str = json.dumps(request)
parsed = json.loads(json_str)
assert parsed == request
def test_tools_list_request_format(self):
"""Test tools/list request format"""
request = {
"jsonrpc": "2.0",
"id": 2,
"method": "tools/list",
"params": {}
}
assert request["method"] == "tools/list"
assert isinstance(request["params"], dict)
def test_tools_call_request_format(self):
"""Test tools/call request format"""
request = {
"jsonrpc": "2.0",
"id": 3,
"method": "tools/call",
"params": {
"name": "key_management",
"arguments": {"action": "list", "limit": 5}
}
}
assert request["method"] == "tools/call"
assert "name" in request["params"]
assert "arguments" in request["params"]
assert isinstance(request["params"]["arguments"], dict)
class TestToolArgumentValidation:
"""Test tool argument validation without importing server"""
def test_key_management_arguments(self):
"""Test key management argument structure"""
valid_args = {
"action": "list",
"limit": 5
}
assert "action" in valid_args
assert isinstance(valid_args["limit"], int)
assert valid_args["limit"] > 0
def test_system_information_arguments(self):
"""Test system information argument structure"""
valid_args = {
"action": "get"
}
assert "action" in valid_args
assert valid_args["action"] in ["get", "status"]
class TestJSONRPCProtocol:
"""Test JSON-RPC protocol compliance"""
def test_request_id_types(self):
"""Test that request IDs can be different types"""
# String ID
request1 = {"jsonrpc": "2.0", "id": "req-1", "method": "test"}
assert isinstance(request1["id"], str)
# Integer ID
request2 = {"jsonrpc": "2.0", "id": 42, "method": "test"}
assert isinstance(request2["id"], int)
# Null ID
request3 = {"jsonrpc": "2.0", "id": None, "method": "test"}
assert request3["id"] is None
def test_response_structure(self):
"""Test JSON-RPC response structure"""
# Success response
success_response = {
"jsonrpc": "2.0",
"id": 1,
"result": {"status": "success", "data": "test"}
}
assert success_response["jsonrpc"] == "2.0"
assert "result" in success_response
assert "error" not in success_response
# Error response
error_response = {
"jsonrpc": "2.0",
"id": 1,
"error": {"code": -32600, "message": "Invalid Request"}
}
assert error_response["jsonrpc"] == "2.0"
assert "error" in error_response
assert "result" not in error_response
class TestServerStartup:
"""Test server startup scenarios with mocking"""
@patch('subprocess.run')
def test_ksctl_command_mock(self, mock_subprocess):
"""Test that ksctl commands can be mocked"""
# Mock successful command execution
mock_subprocess.return_value.returncode = 0
mock_subprocess.return_value.stdout = '{"status": "success"}'
mock_subprocess.return_value.stderr = ''
# This would represent calling ksctl
result = mock_subprocess.return_value
assert result.returncode == 0
assert "success" in result.stdout
@patch.dict(os.environ, {
'CIPHERTRUST_URL': 'https://test.example.com',
'CIPHERTRUST_USER': 'test_user',
'CIPHERTRUST_PASSWORD': 'test_password'
})
def test_environment_setup(self):
"""Test environment variable setup"""
assert os.environ['CIPHERTRUST_URL'] == 'https://test.example.com'
assert os.environ['CIPHERTRUST_USER'] == 'test_user'
assert os.environ['CIPHERTRUST_PASSWORD'] == 'test_password'
class TestErrorHandling:
"""Test error handling scenarios"""
def test_invalid_json_request(self):
"""Test handling of invalid JSON requests"""
invalid_requests = [
'{"jsonrpc": "2.0"}', # Missing method
'{"method": "test"}', # Missing jsonrpc
'{}', # Empty object
'invalid json' # Invalid JSON
]
for invalid_req in invalid_requests:
try:
if invalid_req == 'invalid json':
# This should raise a JSON decode error
json.loads(invalid_req)
assert False, "Should have raised JSONDecodeError"
else:
parsed = json.loads(invalid_req)
# Check if required fields are missing
has_required = all(field in parsed for field in ["jsonrpc", "method"])
if not has_required:
# This is expected for invalid requests
assert True
except json.JSONDecodeError:
# Expected for invalid JSON
assert True
def test_connection_error_simulation(self):
"""Test connection error handling"""
def simulate_connection_error():
raise ConnectionError("Could not connect to CipherTrust Manager")
with pytest.raises(ConnectionError):
simulate_connection_error()
@pytest.mark.integration
class TestIntegrationScenarios:
"""Integration tests that require actual environment"""
@pytest.mark.skipif(
os.environ.get('CIPHERTRUST_URL') is None,
reason="Integration tests require CIPHERTRUST_URL"
)
def test_environment_integration(self):
"""Test that integration environment is properly set up"""
required_vars = ['CIPHERTRUST_URL', 'CIPHERTRUST_USER', 'CIPHERTRUST_PASSWORD']
for var in required_vars:
value = os.environ.get(var)
if value is None:
pytest.skip(f"Integration test requires {var} environment variable")
assert isinstance(value, str)
assert len(value) > 0
# Test fixtures
@pytest.fixture
def sample_request():
"""Fixture providing a sample MCP request"""
return {
"jsonrpc": "2.0",
"id": 1,
"method": "tools/call",
"params": {
"name": "system_information",
"arguments": {"action": "get"}
}
}
@pytest.fixture
def mock_environment():
"""Fixture providing mock environment variables"""
with patch.dict(os.environ, {
'CIPHERTRUST_URL': 'https://mock.example.com',
'CIPHERTRUST_USER': 'mock_user',
'CIPHERTRUST_PASSWORD': 'mock_password',
'LOG_LEVEL': 'DEBUG'
}):
yield
def test_fixture_usage(sample_request, mock_environment):
"""Test that fixtures work correctly"""
assert sample_request["method"] == "tools/call"
assert os.environ['CIPHERTRUST_URL'] == 'https://mock.example.com'
# Async test support
@pytest.mark.asyncio
async def test_async_operations():
"""Test that async operations work in test environment"""
await asyncio.sleep(0.01) # Small async operation
assert True
if __name__ == "__main__":
# Run tests when script is executed directly
pytest.main([__file__, "-v"])
