test_template_limit_blocks.py 文件源码

def test_limits_can_be_used_as_template_tags(sample_template):
    with freeze_time('2016-11-02 10:33:00') as frozen_time:
        too_slow = SlowRendering(frozen_time=frozen_time, render_in_seconds=5)
        too_slow_context = template.context.Context(
            {'slow_rendering': too_slow})
        with pytest.raises(LimitViolationError) as excinfo:
            rendered_content = sample_template.render(too_slow_context)
            print(rendered_content)  # to get debug info
        assert excinfo.value.actual == '5.0'
        assert excinfo.value.limit == 3