Function skipIfFeatureNotAvailable

test/test_browser.py:189–215

(skip_env_var, feature, message)

def skipIfFeatureNotAvailable(skip_env_var, feature, message):
  for env_var in skip_env_var if type(skip_env_var) == list else [skip_env_var]:
    should_skip = browser_should_skip_feature(env_var, feature)
    if should_skip:
      break

  def decorator(f):
    assert callable(f)

    @wraps(f)
    def decorated(self, *args, **kwargs):
      if should_skip == 'error':
        raise Exception(f'This test requires a browser that supports {feature.name} but your browser {get_browser()} does not support this. Run with {skip_env_var}=1 or EMTEST_AUTOSKIP=1 to skip this test automatically.')
      elif should_skip and bool(re.search(r"MIN_.*_VERSION", os.getenv('EMCC_CFLAGS', ''))):
        # should_skip=True, so we should skip running this test. However, user has specified a MIN_x_VERSION
        # directive in EMCC_CFLAGS, so we cannot even try to compile this test, or otherwise emcc can
        # error out on the MIN_x_VERSION being too old. So skip both compiling+running this test.
        self.skipTest(message)
      elif should_skip:
        # Skip running this test in a browser, but do test compiling it, to get partial coverage.
        self.skip_exec = message

      f(self, *args, **kwargs)

    return decorated

  return decorator


def webgl2_disabled():