@patch.dict(firefox_details.firefox_versions, LATEST_FIREFOX_VERSION='18.0.1')
def test_latest_major_version(self):
    'latest_major_version should return an int of the major version.'
    eq_(firefox_details.latest_major_version('release'), 18)
latest_major_version should return an int of the major version.
@patch.dict(firefox_details.firefox_versions, LATEST_FIREFOX_VERSION='18.0.1')
def test_latest_major_version(self):
    
    eq_(firefox_details.latest_major_version('release'), 18)