# © 2016 Therp BV <http://therp.nl>
# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
from PIL import Image
from odoo.tests.common import HttpCase


class TestReportQwebPdfWatermark(HttpCase):

    def test_report_qweb_pdf_watermark(self):
        Image.init()
        # with our image, we have three
        self._test_report_images(3)

        self.env.ref('report_qweb_pdf_watermark.demo_report').write({
            'pdf_watermark_expression': False,
        })
        # without, we have two
        self._test_report_images(2)

        self.env.ref('report_qweb_pdf_watermark.demo_report').write({
            'pdf_watermark': self.env.user.company_id.logo,
        })
        # and now we should have three again
        self._test_report_images(3)

    def _test_report_images(self, number):
        report = self.env['ir.model.data'].xmlid_to_object(
            'report_qweb_pdf_watermark.demo_report')
        pdf, _ = report.render_qweb_pdf(self.env['res.users'].search([]).ids)
        self.assertEqual(pdf.count(b'/Subtype /Image'), number)