Requirements parsing test

test1.py

from unittest import TestCase

REQUIREMENTS_FILE = './requirements.txt'
REQUIRED_PACKAGE = 'Markdown'

class RequirementsTest(TestCase):
    def test_parse_requirements(self):
        import pkg_resources
        with open(REQUIREMENTS_FILE, 'rb') as fd:
            requirements = pkg_resources.parse_requirements(fd.read())
        found = None
        for requirement in requirements:
            if requirement.key == REQUIRED_PACKAGE.lower():
                found = requirement
        self.assertIsNotNone(found)

    def test_pip_installed(self):
        import pip
        self.assertIsNotNone(pip)