Method ensure_cache

test/test_sanity.py:406–407

(self)

      self.assertIn(os.listdir(cache.cachedir), ([], ['cache.lock']))

  def ensure_cache(self):
    self.do([EMCC, '-O2', test_file('hello_world.c')])

  def test_emcc_caching(self):
    BUILDING_MESSAGE = 'generating system library: %s'