"""Test for pytest configuration (T05)."""
import os
import sys
import pytest


@pytest.mark.unit
class TestPytestConfiguration:
    """Test pytest configuration and setup."""
    
    def test_pytest_ini_exists(self):
        """Verify pytest.ini file exists."""
        ini_path = "/home/google/Sources/LucaSacchiNet/openrouter-watcher/pytest.ini"
        assert os.path.isfile(ini_path), f"File {ini_path} does not exist"
    
    def test_pytest_ini_has_testpaths(self):
        """Verify pytest.ini contains testpaths configuration."""
        ini_path = "/home/google/Sources/LucaSacchiNet/openrouter-watcher/pytest.ini"
        with open(ini_path, 'r') as f:
            content = f.read()
        assert 'testpaths' in content, "pytest.ini should contain testpaths"
    
    def test_pytest_ini_has_python_files(self):
        """Verify pytest.ini contains python_files configuration."""
        ini_path = "/home/google/Sources/LucaSacchiNet/openrouter-watcher/pytest.ini"
        with open(ini_path, 'r') as f:
            content = f.read()
        assert 'python_files' in content, "pytest.ini should contain python_files"
    
    def test_pytest_ini_has_python_functions(self):
        """Verify pytest.ini contains python_functions configuration."""
        ini_path = "/home/google/Sources/LucaSacchiNet/openrouter-watcher/pytest.ini"
        with open(ini_path, 'r') as f:
            content = f.read()
        assert 'python_functions' in content, "pytest.ini should contain python_functions"
    
    def test_pytest_ini_has_addopts(self):
        """Verify pytest.ini contains addopts configuration."""
        ini_path = "/home/google/Sources/LucaSacchiNet/openrouter-watcher/pytest.ini"
        with open(ini_path, 'r') as f:
            content = f.read()
        assert 'addopts' in content, "pytest.ini should contain addopts"
    
    def test_pytest_ini_has_cov_config(self):
        """Verify pytest.ini contains coverage configuration."""
        ini_path = "/home/google/Sources/LucaSacchiNet/openrouter-watcher/pytest.ini"
        with open(ini_path, 'r') as f:
            content = f.read()
        assert 'cov' in content.lower(), "pytest.ini should contain coverage config"
    
    def test_conftest_py_exists(self):
        """Verify conftest.py file exists."""
        conf_path = "/home/google/Sources/LucaSacchiNet/openrouter-watcher/tests/conftest.py"
        assert os.path.isfile(conf_path), f"File {conf_path} does not exist"
    
    def test_conftest_py_has_pytest_plugins(self):
        """Verify conftest.py contains pytest_plugins."""
        conf_path = "/home/google/Sources/LucaSacchiNet/openrouter-watcher/tests/conftest.py"
        with open(conf_path, 'r') as f:
            content = f.read()
        assert 'pytest_plugins' in content or 'fixture' in content, \
            "conftest.py should contain pytest plugins or fixtures"
    
    def test_conftest_py_imports_pytest_asyncio(self):
        """Verify conftest.py imports pytest_asyncio."""
        conf_path = "/home/google/Sources/LucaSacchiNet/openrouter-watcher/tests/conftest.py"
        with open(conf_path, 'r') as f:
            content = f.read()
        assert 'pytest_asyncio' in content or 'asyncio' in content.lower(), \
            "conftest.py should import pytest_asyncio"
    
    def test_pytest_can_run_tests(self):
        """Verify pytest can actually run tests."""
        import subprocess
        result = subprocess.run(
            ['python3', '-m', 'pytest', '--version'],
            capture_output=True,
            text=True
        )
        assert result.returncode == 0, "pytest should be runnable"
        assert 'pytest' in result.stdout.lower(), "pytest version should be displayed"
    
    def test_pytest_can_discover_tests(self):
        """Verify pytest can discover tests in the project."""
        import subprocess
        result = subprocess.run(
            ['python3', '-m', 'pytest', '--collect-only', '-q'],
            capture_output=True,
            text=True,
            cwd='/home/google/Sources/LucaSacchiNet/openrouter-watcher'
        )
        assert result.returncode == 0, "pytest should collect tests without errors"
        # Should find at least some tests
        assert 'test' in result.stdout.lower(), "pytest should find tests"
    
    def test_coverage_is_configured(self):
        """Verify coverage is configured in pytest."""
        ini_path = "/home/google/Sources/LucaSacchiNet/openrouter-watcher/pytest.ini"
        with open(ini_path, 'r') as f:
            content = f.read()
        # Check for coverage report configuration
        assert any(term in content.lower() for term in ['cov-report', 'coverage', 'cov=']), \
            "pytest.ini should configure coverage reporting"