def test_tracing(self):
    self.emcc_args += ['--tracing']
    self.do_run_in_out_file_test('tests', 'core', 'test_tracing')
def test_tracing(self):
    self.emcc_args += ['--tracing']
    self.do_run_in_out_file_test('tests', 'core', 'test_tracing')