@patch.dict(firefox_details.firefox_versions, LATEST_FIREFOX_VERSION='Phoenix')
def test_latest_major_version_no_int(self):
    'latest_major_version should return 0 when no int.'
    eq_(firefox_details.latest_major_version('release'), 0)
latest_major_version should return 0 when no int.
@patch.dict(firefox_details.firefox_versions, LATEST_FIREFOX_VERSION='Phoenix')
def test_latest_major_version_no_int(self):
    
    eq_(firefox_details.latest_major_version('release'), 0)