feat(fusion_plating_jobs): multi-part cert creation + requirement union

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

fusion_plating/fusion_plating_jobs/tests/__init__.py

@@ -10,3 +10,4 @@ from . import test_autopause_cron
 from . import test_post_shop_states
 from . import test_recipe_cert_suppression
 from . import test_order_ship_state
+from . import test_combined_cert_creation

fusion_plating/fusion_plating_jobs/tests/test_combined_cert_creation.py

@@ -0,0 +1,59 @@
+# -*- coding: utf-8 -*-
+from odoo.tests.common import TransactionCase
+
+
+class TestCombinedCertCreation(TransactionCase):
+    def setUp(self):
+        super().setUp()
+        self.partner = self.env['res.partner'].create({
+            'name': 'CertCust',
+            'x_fc_send_coc': True,          # drives the coc requirement
+        })
+        self.product = self.env['product.product'].create({'name': 'W'})
+        self.part_a = self.env['fp.part.catalog'].create({
+            'name': 'PartA', 'partner_id': self.partner.id, 'part_number': 'A-1'})
+        self.part_b = self.env['fp.part.catalog'].create({
+            'name': 'PartB', 'partner_id': self.partner.id, 'part_number': 'B-2'})
+        self.so = self.env['sale.order'].create({
+            'partner_id': self.partner.id,
+            'order_line': [
+                (0, 0, {'product_id': self.product.id, 'product_uom_qty': 3,
+                        'x_fc_part_catalog_id': self.part_a.id}),
+                (0, 0, {'product_id': self.product.id, 'product_uom_qty': 2,
+                        'x_fc_part_catalog_id': self.part_b.id}),
+            ],
+        })
+
+    def test_combined_cert_has_one_line_per_so_line(self):
+        job = self.env['fp.job'].create({
+            'partner_id': self.partner.id,
+            'product_id': self.product.id,
+            'qty': 5.0,
+            'sale_order_id': self.so.id,
+            'part_catalog_id': self.part_a.id,
+            'sale_order_line_ids': [(6, 0, self.so.order_line.ids)],
+        })
+        job._fp_create_certificates()
+        cert = self.env['fp.certificate'].search([('x_fc_job_id', '=', job.id)])
+        self.assertEqual(len(cert), 1, 'one combined CoC')
+        self.assertEqual(len(cert.part_line_ids), 2, 'one part-line per SO line')
+        self.assertEqual(
+            set(cert.part_line_ids.mapped('part_number')), {'A-1', 'B-2'})
+        a = cert.part_line_ids.filtered(lambda p: p.part_number == 'A-1')
+        self.assertEqual(a.quantity_shipped, 3, 'shipped qty from the line')
+
+    def test_part_lines_fall_back_to_so_order_line(self):
+        # Job without an explicit sale_order_line_ids M2M still builds
+        # one part-line per plating line via the SO order_line fallback.
+        job = self.env['fp.job'].create({
+            'partner_id': self.partner.id,
+            'product_id': self.product.id,
+            'qty': 5.0,
+            'sale_order_id': self.so.id,
+            'part_catalog_id': self.part_a.id,
+        })
+        job._fp_create_certificates()
+        cert = self.env['fp.certificate'].search([('x_fc_job_id', '=', job.id)])
+        self.assertEqual(len(cert), 1)
+        self.assertEqual(len(cert.part_line_ids), 2,
+                         'falls back to SO order_line when no M2M lines set')