"""Test for requirements.txt setup (T03)."""
import os
import pytest


@pytest.mark.unit
class TestRequirementsSetup:
    """Test requirements.txt contains all necessary dependencies."""
    
    def test_requirements_txt_exists(self):
        """Verify requirements.txt file exists."""
        req_path = "/home/google/Sources/LucaSacchiNet/openrouter-watcher/requirements.txt"
        assert os.path.isfile(req_path), f"File {req_path} does not exist"
    
    def test_requirements_contains_fastapi(self):
        """Verify FastAPI is in requirements."""
        req_path = "/home/google/Sources/LucaSacchiNet/openrouter-watcher/requirements.txt"
        with open(req_path, 'r') as f:
            content = f.read().lower()
        assert 'fastapi' in content, "requirements.txt should contain FastAPI"
    
    def test_requirements_contains_uvicorn(self):
        """Verify uvicorn is in requirements."""
        req_path = "/home/google/Sources/LucaSacchiNet/openrouter-watcher/requirements.txt"
        with open(req_path, 'r') as f:
            content = f.read().lower()
        assert 'uvicorn' in content, "requirements.txt should contain uvicorn"
    
    def test_requirements_contains_sqlalchemy(self):
        """Verify SQLAlchemy is in requirements."""
        req_path = "/home/google/Sources/LucaSacchiNet/openrouter-watcher/requirements.txt"
        with open(req_path, 'r') as f:
            content = f.read().lower()
        assert 'sqlalchemy' in content, "requirements.txt should contain SQLAlchemy"
    
    def test_requirements_contains_alembic(self):
        """Verify Alembic is in requirements."""
        req_path = "/home/google/Sources/LucaSacchiNet/openrouter-watcher/requirements.txt"
        with open(req_path, 'r') as f:
            content = f.read().lower()
        assert 'alembic' in content, "requirements.txt should contain Alembic"
    
    def test_requirements_contains_pydantic(self):
        """Verify Pydantic is in requirements."""
        req_path = "/home/google/Sources/LucaSacchiNet/openrouter-watcher/requirements.txt"
        with open(req_path, 'r') as f:
            content = f.read().lower()
        assert 'pydantic' in content, "requirements.txt should contain Pydantic"
    
    def test_requirements_contains_pydantic_settings(self):
        """Verify pydantic-settings is in requirements."""
        req_path = "/home/google/Sources/LucaSacchiNet/openrouter-watcher/requirements.txt"
        with open(req_path, 'r') as f:
            content = f.read().lower()
        assert 'pydantic-settings' in content, "requirements.txt should contain pydantic-settings"
    
    def test_requirements_contains_python_jose(self):
        """Verify python-jose is in requirements."""
        req_path = "/home/google/Sources/LucaSacchiNet/openrouter-watcher/requirements.txt"
        with open(req_path, 'r') as f:
            content = f.read().lower()
        assert 'python-jose' in content, "requirements.txt should contain python-jose"
    
    def test_requirements_contains_passlib(self):
        """Verify passlib is in requirements."""
        req_path = "/home/google/Sources/LucaSacchiNet/openrouter-watcher/requirements.txt"
        with open(req_path, 'r') as f:
            content = f.read().lower()
        assert 'passlib' in content, "requirements.txt should contain passlib"
    
    def test_requirements_contains_cryptography(self):
        """Verify cryptography is in requirements."""
        req_path = "/home/google/Sources/LucaSacchiNet/openrouter-watcher/requirements.txt"
        with open(req_path, 'r') as f:
            content = f.read().lower()
        assert 'cryptography' in content, "requirements.txt should contain cryptography"
    
    def test_requirements_contains_httpx(self):
        """Verify httpx is in requirements."""
        req_path = "/home/google/Sources/LucaSacchiNet/openrouter-watcher/requirements.txt"
        with open(req_path, 'r') as f:
            content = f.read().lower()
        assert 'httpx' in content, "requirements.txt should contain httpx"
    
    def test_requirements_contains_pytest(self):
        """Verify pytest is in requirements."""
        req_path = "/home/google/Sources/LucaSacchiNet/openrouter-watcher/requirements.txt"
        with open(req_path, 'r') as f:
            content = f.read().lower()
        assert 'pytest' in content, "requirements.txt should contain pytest"
    
    def test_requirements_contains_pytest_asyncio(self):
        """Verify pytest-asyncio is in requirements."""
        req_path = "/home/google/Sources/LucaSacchiNet/openrouter-watcher/requirements.txt"
        with open(req_path, 'r') as f:
            content = f.read().lower()
        assert 'pytest-asyncio' in content, "requirements.txt should contain pytest-asyncio"
    
    def test_requirements_contains_pytest_cov(self):
        """Verify pytest-cov is in requirements."""
        req_path = "/home/google/Sources/LucaSacchiNet/openrouter-watcher/requirements.txt"
        with open(req_path, 'r') as f:
            content = f.read().lower()
        assert 'pytest-cov' in content or 'pytest-coverage' in content, \
            "requirements.txt should contain pytest-cov"
    
    def test_requirements_contains_python_multipart(self):
        """Verify python-multipart is in requirements."""
        req_path = "/home/google/Sources/LucaSacchiNet/openrouter-watcher/requirements.txt"
        with open(req_path, 'r') as f:
            content = f.read().lower()
        assert 'python-multipart' in content, "requirements.txt should contain python-multipart"