import pytest
import torch
from PIL import Image
import numpy as np
import tempfile
import os

@pytest.fixture
def mock_device():
    """Mock device for testing"""
    return "cpu"

@pytest.fixture
def sample_medical_text():
    """Sample medical text for testing"""
    return """
    Patient: John Smith, 45-year-old male
    Chief Complaint: Chest pain for 2 hours
    History: Patient reports sudden onset of sharp chest pain while at work. 
    Pain is 7/10 intensity, located substernal, radiating to left arm.
    Physical Exam: VS: BP 150/90, HR 110, RR 22, O2 Sat 96% on RA. 
    Patient appears anxious and diaphoretic.
    Assessment: Acute chest pain, rule out myocardial infarction
    Plan: EKG, cardiac enzymes, chest X-ray, aspirin 325mg
    """

@pytest.fixture
def sample_image():
    """Create a sample image for OCR testing"""
    # Create a simple white image with black text
    img = Image.new('RGB', (400, 300), color='white')
    return img

@pytest.fixture
def temp_image_file():
    """Create a temporary image file"""
    with tempfile.NamedTemporaryFile(suffix='.png', delete=False) as tmp:
        img = Image.new('RGB', (400, 300), color='white')
        img.save(tmp.name)
        yield tmp.name
        os.unlink(tmp.name)