run.py

import os
import sys

#  Has to be before the creation of the app to cover all the folders and files
COV = None
if os.environ.get('FLASK_COVERAGE'):
    import coverage
    COV = coverage.coverage(branch=True, include='app/*')
    COV.start()

from flask_migrate import Migrate
from app import create_app, db, cli
from app.models import User, Role, Permission
import click

app = create_app(os.getenv('FLASK_ENV') or 'default')
migrate = Migrate(app, db)
cli.register(app)


@app.shell_context_processor
def make_shell_context():
    return dict(db=db, User=User, Role=Role, Permission=Permission)


@app.cli.command()
@click.option(
    '--coverage/--no-coverage',
    default=False,
    help='Run tests under code coverage.')
@click.argument('test_names', nargs=-1)
def test(coverage, test_names=None):
    """Run the unit tests."""
    if coverage and not os.environ.get('FLASK_COVERAGE'):
        import subprocess
        os.environ['FLASK_COVERAGE'] = '1'
        sys.exit(subprocess.call(sys.argv))
    import unittest
    if len(test_names) is 0:
        tests = unittest.TestLoader().discover('tests')
    else:
        tests = unittest.TestLoader().loadTestsFromName('tests.' + test_names[0])
    unittest.TextTestRunner(verbosity=2).run(tests)

    if COV:
        COV.stop()
        COV.save()
        print('Coverage Summary:')
        COV.report()
        basedir = os.path.abspath(os.path.dirname(__file__))
        covdir = os.path.join(basedir, 'tmp/coverage')
        COV.html_report(directory=covdir)
        print('HTML version: file://%s/index.html' % covdir)
        COV.erase()