test_form.py 文件源码

def test_form_save_unchanged_file(organization):
    val = SimpleUploadedFile("sample_invalid_image.jpg", b"file_content", content_type="image/jpeg")
    form = SampleForm(obj=organization, attribute_name='settings', data={}, files={
        'test_file': val
    })
    assert form.is_valid()
    form.save()

    organization.settings.flush()
    oldname = organization.settings.get('test_file', as_type=File, binary_file=True).name

    form = SampleForm(obj=organization, attribute_name='settings', data={'unaffected': 'on'}, files={})
    assert form.is_valid()
    form.save()

    organization.settings.flush()
    assert organization.settings.get('test_file', as_type=File, binary_file=True).name == oldname