Method test_environment

test/test_core.py:8707–8744

(self)

    self.do_runf('core/test_wrap_malloc.c', 'done\n', cflags=args)

  def test_environment(self):
    self.set_setting('ASSERTIONS')

    def test(assert_returncode=0):
      self.do_core_test('test_hello_world.c', assert_returncode=assert_returncode)
      if self.get_setting('WASM_ESM_INTEGRATION'):
        js = read_file(self.output_name('test_hello_world.support'))
      else:
        js = read_file(self.output_name('test_hello_world'))
      assert ('require(' in js) == ('node' in self.get_setting('ENVIRONMENT')), 'we should have require() calls only if node js specified'

    for engine in self.js_engines:
      print(f'engine: {engine}')
      # set us to test in just this engine
      self.require_engine(engine, force=True)
      # tell the compiler to build with just that engine
      if engine_is_node(engine) or engine_is_bun(engine):
        right = 'node'
        wrong = 'shell'
      else:
        right = 'shell'
        wrong = 'node'
      # test with the right env
      self.set_setting('ENVIRONMENT', right)
      print('right ENVIRONMENT =', self.get_setting('ENVIRONMENT'))
      test()
      # test with the wrong env
      self.set_setting('ENVIRONMENT', wrong)
      print('wrong ENVIRONMENT =', self.get_setting('ENVIRONMENT'))
      try:
        test(assert_returncode=NON_ZERO)
        raise Exception('unexpected success')
      except Exception as e:
        self.assertContained(['environment detected but not enabled at build time', 'not compiled for this environment'], str(e))
      # test with a combined env
      self.set_setting('ENVIRONMENT', right + ',' + wrong)
      print('both ENVIRONMENT =', self.get_setting('ENVIRONMENT'))
      test()

  @requires_node
  def test_postrun_exception(self):