manage.py

import os
import unittest
import coverage

from flask_migrate import Migrate, MigrateCommand
from flask_script import Manager

from app import blueprint
from app.main import create_app, db
from app.main.model import user, blacklist





app = create_app(os.getenv('BOILERPLATE_ENV') or 'dev')
app.register_blueprint(blueprint)

app.app_context().push()

manager = Manager(app)

migrate = Migrate(app, db)

manager.add_command('db', MigrateCommand)


@manager.command
def run():
    app.run()


@manager.command
def cov():
    """
    Runs the unit tests and generates a coverage report on success.
    While the application is running, you can run the following command in a new terminal:
    'docker-compose run --rm flask python manage.py cov' to run all the tests in the
    'tests' directory. If all the tests pass, it will generate a coverage report.
    :return int: 0 if all tests pass, 1 if not
    """

    # Defines which parts of the code to include and omit when calculating code coverage.
    COV = coverage.coverage(
        branch=True,
        include='app/main/*',
        omit=[
            'app/test/*'
        ],
        data_file='.coverage'
    )
    COV.start()
    tests = unittest.TestLoader().discover('app/test', pattern='test*.py')
    result = unittest.TextTestRunner(verbosity=2).run(tests)
    if result.wasSuccessful():
        COV.stop()
        COV.save()
        print('Coverage Summary:')
        COV.report()
        #COV.html_report()
        #COV.erase()
        return 0
    else:
        return 1


@manager.command
def test():
    """Runs the unit tests."""
    tests = unittest.TestLoader().discover('app/test', pattern='test*.py')
    result = unittest.TextTestRunner(verbosity=2).run(tests)
    if result.wasSuccessful():
        return 0
    return 1

if __name__ == '__main__':
    manager.run()