"""
Unit tests for seed generation logic.
These tests verify the core seed generation algorithm without testing real endpoints.
Real endpoint testing will be added in future work.
"""
import unittest
from unittest.mock import patch, MagicMock
import sys
from pathlib import Path
import random
class TestSeedGenerationLogic(unittest.TestCase):
def setUp(self):
self.repo_root = Path(__file__).resolve().parent.parent
sys.path.insert(0, str(self.repo_root / "src"))
def test_mcp_server_seed_logic(self):
"""Test MCP server seed generation logic in isolation."""
# Test the seed generation logic that would be used in mcp_server.py
# Test case 1: seed=None should generate a random seed
seed_input = None
if seed_input is None:
seed = random.randint(0, 2**31 - 1)
else:
seed = seed_input
self.assertIsNotNone(seed, "Generated seed should not be None")
self.assertIsInstance(seed, int, "Generated seed should be an integer")
self.assertGreaterEqual(seed, 0, "Generated seed should be non-negative")
self.assertLessEqual(seed, 2**31 - 1, "Generated seed should be within valid range")
# Test case 2: provided seed should be preserved
provided_seed = 12345
if provided_seed is None:
seed = random.randint(0, 2**31 - 1)
else:
seed = provided_seed
self.assertEqual(seed, provided_seed, "Should preserve provided seed")
def test_web_server_seed_logic(self):
"""Test web server seed generation logic in isolation."""
# Test the seed generation logic that would be used in server.py
# Test case 1: req.seed=None should generate a random seed
req_seed = None
if req_seed is None:
req_seed = random.randint(0, 2**31 - 1)
self.assertIsNotNone(req_seed, "Generated seed should not be None")
self.assertIsInstance(req_seed, int, "Generated seed should be an integer")
self.assertGreaterEqual(req_seed, 0, "Generated seed should be non-negative")
self.assertLessEqual(req_seed, 2**31 - 1, "Generated seed should be within valid range")
# Test case 2: provided seed should be preserved
provided_seed = 12345
req_seed = provided_seed
if req_seed is None:
req_seed = random.randint(0, 2**31 - 1)
self.assertEqual(req_seed, provided_seed, "Should preserve provided seed")
def test_seed_generation_consistency(self):
"""Test that both server logics generate seeds consistently."""
# MCP server logic
def mcp_logic(seed_input):
if seed_input is None:
return random.randint(0, 2**31 - 1)
else:
return seed_input
# Web server logic
def web_logic(seed_input):
if seed_input is None:
return random.randint(0, 2**31 - 1)
else:
return seed_input
# Test with None - both should generate seeds
mcp_seed = mcp_logic(None)
web_seed = web_logic(None)
self.assertIsNotNone(mcp_seed, "MCP logic should generate seed")
self.assertIsNotNone(web_seed, "Web logic should generate seed")
self.assertIsInstance(mcp_seed, int, "MCP seed should be integer")
self.assertIsInstance(web_seed, int, "Web seed should be integer")
# Test with provided seed - both should preserve it
test_seed = 42
mcp_seed = mcp_logic(test_seed)
web_seed = web_logic(test_seed)
self.assertEqual(mcp_seed, test_seed, "MCP logic should preserve seed")
self.assertEqual(web_seed, test_seed, "Web logic should preserve seed")
def test_seed_range_validation(self):
"""Test that generated seeds are within valid ranges."""
# Generate multiple seeds and verify they're all in range
for i in range(10):
seed = random.randint(0, 2**31 - 1)
# PyTorch compatibility
self.assertGreaterEqual(seed, 0, f"Seed {seed} should be >= 0")
self.assertLessEqual(seed, 2**31 - 1, f"Seed {seed} should be <= 2^31-1")
# SQLite compatibility
self.assertGreaterEqual(seed, -2**63, f"Seed {seed} should be >= -2^63")
self.assertLessEqual(seed, 2**63 - 1, f"Seed {seed} should be <= 2^63-1")
if __name__ == '__main__':
unittest.main()
