django-coverage-plugin

import os # Assume a Django project structure like: # myproject/ # manage.py # myproject/ # settings.py # ... # myapp/ # templates/ # myapp/my_template.html # 1. Ensure Django settings are configured for template debugging # In myproject/settings.py: # TEMPLATES = [ # { # 'BACKEND': 'django.template.backends.django.DjangoTemplates', # 'DIRS': [], # 'APP_DIRS': True, # 'OPTIONS': { # 'context_processors': [ # 'django.template.context_processors.debug', # # ... other context processors # ], # 'debug': True, # THIS IS CRUCIAL! # }, # }, # ] # 2. Create or modify your .coveragerc or pyproject.toml # For .coveragerc: # [run] # plugins = django_coverage_plugin # source = . # # For pyproject.toml: # [tool.coverage.run] # plugins = [ # 'django_coverage_plugin', # ] # source = ['.'] # 3. Set DJANGO_SETTINGS_MODULE environment variable (if not already set) # This is typically handled by manage.py, but explicit setting can avoid ImproperlyConfigured errors. os.environ['DJANGO_SETTINGS_MODULE'] = os.environ.get('DJANGO_SETTINGS_MODULE', 'myproject.settings') # 4. Run tests with coverage # Execute this command in your project's root directory (where manage.py is): # coverage run manage.py test # # 5. Generate a report (e.g., HTML) # coverage html # (This will create an 'htmlcov' directory with the report, including template coverage.) print("Setup complete. Run 'coverage run manage.py test' then 'coverage html' from your project root.") print(f"DJANGO_SETTINGS_MODULE is set to: {os.environ['DJANGO_SETTINGS_MODULE']}") # Example of running tests with coverage (conceptually): # import subprocess # try: # subprocess.run(['coverage', 'run', 'manage.py', 'test'], check=True) # subprocess.run(['coverage', 'html'], check=True) # print("Coverage report generated in htmlcov/") # except subprocess.CalledProcessError as e: # print(f"Error running coverage: {e}")