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diff --git a/addons/test_base_automation/tests/__init__.py b/addons/test_base_automation/tests/__init__.py
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+++ b/addons/test_base_automation/tests/__init__.py
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+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from . import test_flow
diff --git a/addons/test_base_automation/tests/test_flow.py b/addons/test_base_automation/tests/test_flow.py
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+++ b/addons/test_base_automation/tests/test_flow.py
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+# # -*- coding: utf-8 -*-
+# # Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from unittest.mock import patch
+
+from odoo.addons.base.tests.common import TransactionCaseWithUserDemo
+from odoo.tests import common, tagged
+from odoo.exceptions import AccessError
+
+
+@tagged('post_install', '-at_install')
+class BaseAutomationTest(TransactionCaseWithUserDemo):
+
+    def setUp(self):
+        super(BaseAutomationTest, self).setUp()
+        self.user_root = self.env.ref('base.user_root')
+        self.user_admin = self.env.ref('base.user_admin')
+
+        self.test_mail_template_automation = self.env['mail.template'].create({
+            'name': 'Template Automation',
+            'model_id': self.env.ref('test_base_automation.model_base_automation_lead_test').id,
+            'body_html': """<div>Email automation</div>""",
+        })
+
+        self.res_partner_1 = self.env['res.partner'].create({'name': 'My Partner'})
+        self.env['base.automation'].create([
+            {
+                'name': 'Base Automation: test rule on create',
+                'model_id': self.env.ref('test_base_automation.model_base_automation_lead_test').id,
+                'state': 'code',
+                'code': "records.write({'user_id': %s})" % (self.user_demo.id),
+                'trigger': 'on_create',
+                'active': True,
+                'filter_domain': "[('state', '=', 'draft')]",
+            }, {
+                'name': 'Base Automation: test rule on write',
+                'model_id': self.env.ref('test_base_automation.model_base_automation_lead_test').id,
+                'state': 'code',
+                'code': "records.write({'user_id': %s})" % (self.user_demo.id),
+                'trigger': 'on_write',
+                'active': True,
+                'filter_domain': "[('state', '=', 'done')]",
+                'filter_pre_domain': "[('state', '=', 'open')]",
+            }, {
+                'name': 'Base Automation: test rule on recompute',
+                'model_id': self.env.ref('test_base_automation.model_base_automation_lead_test').id,
+                'state': 'code',
+                'code': "records.write({'user_id': %s})" % (self.user_demo.id),
+                'trigger': 'on_write',
+                'active': True,
+                'filter_domain': "[('employee', '=', True)]",
+            }, {
+                'name': 'Base Automation: test recursive rule',
+                'model_id': self.env.ref('test_base_automation.model_base_automation_lead_test').id,
+                'state': 'code',
+                'code': """
+record = model.browse(env.context['active_id'])
+if 'partner_id' in env.context['old_values'][record.id]:
+    record.write({'state': 'draft'})""",
+                'trigger': 'on_write',
+                'active': True,
+            }, {
+                'name': 'Base Automation: test rule on secondary model',
+                'model_id': self.env.ref('test_base_automation.model_base_automation_line_test').id,
+                'state': 'code',
+                'code': "records.write({'user_id': %s})" % (self.user_demo.id),
+                'trigger': 'on_create',
+                'active': True,
+            }, {
+                'name': 'Base Automation: test rule on write check context',
+                'model_id': self.env.ref('test_base_automation.model_base_automation_lead_test').id,
+                'state': 'code',
+                'code': """
+record = model.browse(env.context['active_id'])
+if 'user_id' in env.context['old_values'][record.id]:
+    record.write({'is_assigned_to_admin': (record.user_id.id == 1)})""",
+                'trigger': 'on_write',
+                'active': True,
+            }, {
+                'name': 'Base Automation: test rule with trigger',
+                'model_id': self.env.ref('test_base_automation.model_base_automation_lead_test').id,
+                'trigger_field_ids': [(4, self.env.ref('test_base_automation.field_base_automation_lead_test__state').id)],
+                'state': 'code',
+                'code': """
+record = model.browse(env.context['active_id'])
+record['name'] = record.name + 'X'""",
+                'trigger': 'on_write',
+                'active': True,
+            }, {
+                'name': 'Base Automation: test send an email',
+                'model_id': self.env.ref('test_base_automation.model_base_automation_lead_test').id,
+                'template_id': self.test_mail_template_automation.id,
+                'trigger_field_ids': [(4, self.env.ref('test_base_automation.field_base_automation_lead_test__deadline').id)],
+                'state': 'email',
+                'code': """
+record = model.browse(env.context['active_id'])
+record['name'] = record.name + 'X'""",
+                'trigger': 'on_write',
+                'active': True,
+                'filter_domain': "[('deadline', '!=', False)]",
+                'filter_pre_domain': "[('deadline', '=', False)]",
+            }
+        ])
+
+    def tearDown(self):
+        super().tearDown()
+        self.env['base.automation']._unregister_hook()
+
+    def create_lead(self, **kwargs):
+        vals = {
+            'name': "Lead Test",
+            'user_id': self.user_root.id,
+        }
+        vals.update(kwargs)
+        return self.env['base.automation.lead.test'].create(vals)
+
+    def test_00_check_to_state_open_pre(self):
+        """
+        Check that a new record (with state = open) doesn't change its responsible
+        when there is a precondition filter which check that the state is open.
+        """
+        lead = self.create_lead(state='open')
+        self.assertEqual(lead.state, 'open')
+        self.assertEqual(lead.user_id, self.user_root, "Responsible should not change on creation of Lead with state 'open'.")
+
+    def test_01_check_to_state_draft_post(self):
+        """
+        Check that a new record changes its responsible when there is a postcondition
+        filter which check that the state is draft.
+        """
+        lead = self.create_lead()
+        self.assertEqual(lead.state, 'draft', "Lead state should be 'draft'")
+        self.assertEqual(lead.user_id, self.user_demo, "Responsible should be change on creation of Lead with state 'draft'.")
+
+    def test_02_check_from_draft_to_done_with_steps(self):
+        """
+        A new record is created and goes from states 'open' to 'done' via the
+        other states (open, pending and cancel). We have a rule with:
+         - precondition: the record is in "open"
+         - postcondition: that the record is "done".
+        If the state goes from 'open' to 'done' the responsible is changed.
+        If those two conditions aren't verified, the responsible remains the same.
+        """
+        lead = self.create_lead(state='open')
+        self.assertEqual(lead.state, 'open', "Lead state should be 'open'")
+        self.assertEqual(lead.user_id, self.user_root, "Responsible should not change on creation of Lead with state 'open'.")
+        # change state to pending and check that responsible has not changed
+        lead.write({'state': 'pending'})
+        self.assertEqual(lead.state, 'pending', "Lead state should be 'pending'")
+        self.assertEqual(lead.user_id, self.user_root, "Responsible should not change on creation of Lead with state from 'draft' to 'open'.")
+        # change state to done and check that responsible has not changed
+        lead.write({'state': 'done'})
+        self.assertEqual(lead.state, 'done', "Lead state should be 'done'")
+        self.assertEqual(lead.user_id, self.user_root, "Responsible should not chang on creation of Lead with state from 'pending' to 'done'.")
+
+    def test_03_check_from_draft_to_done_without_steps(self):
+        """
+        A new record is created and goes from states 'open' to 'done' via the
+        other states (open, pending and cancel). We have a rule with:
+         - precondition: the record is in "open"
+         - postcondition: that the record is "done".
+        If the state goes from 'open' to 'done' the responsible is changed.
+        If those two conditions aren't verified, the responsible remains the same.
+        """
+        lead = self.create_lead(state='open')
+        self.assertEqual(lead.state, 'open', "Lead state should be 'open'")
+        self.assertEqual(lead.user_id, self.user_root, "Responsible should not change on creation of Lead with state 'open'.")
+        # change state to done and check that responsible has changed
+        lead.write({'state': 'done'})
+        self.assertEqual(lead.state, 'done', "Lead state should be 'done'")
+        self.assertEqual(lead.user_id, self.user_demo, "Responsible should be change on write of Lead with state from 'open' to 'done'.")
+
+    def test_10_recomputed_field(self):
+        """
+        Check that a rule is executed whenever a field is recomputed after a
+        change on another model.
+        """
+        partner = self.res_partner_1
+        partner.write({'employee': False})
+        lead = self.create_lead(state='open', partner_id=partner.id)
+        self.assertFalse(lead.employee, "Customer field should updated to False")
+        self.assertEqual(lead.user_id, self.user_root, "Responsible should not change on creation of Lead with state from 'draft' to 'open'.")
+        # change partner, recompute on lead should trigger the rule
+        partner.write({'employee': True})
+        lead.flush()
+        self.assertTrue(lead.employee, "Customer field should updated to True")
+        self.assertEqual(lead.user_id, self.user_demo, "Responsible should be change on write of Lead when Customer becomes True.")
+
+    def test_11_recomputed_field(self):
+        """
+        Check that a rule is executed whenever a field is recomputed and the
+        context contains the target field
+        """
+        partner = self.res_partner_1
+        lead = self.create_lead(state='draft', partner_id=partner.id)
+        self.assertFalse(lead.deadline, 'There should not be a deadline defined')
+        # change priority and user; this triggers deadline recomputation, and
+        # the server action should set the boolean field to True
+        lead.write({'priority': True, 'user_id': self.user_root.id})
+        self.assertTrue(lead.deadline, 'Deadline should be defined')
+        self.assertTrue(lead.is_assigned_to_admin, 'Lead should be assigned to admin')
+
+    def test_11b_recomputed_field(self):
+        mail_automation = self.env['base.automation'].search([('name', '=', 'Base Automation: test send an email')])
+        send_mail_count = 0
+
+        def _patched_get_actions(*args, **kwargs):
+            obj = args[0]
+            if '__action_done' not in obj._context:
+                obj = obj.with_context(__action_done={})
+            return mail_automation.with_env(obj.env)
+
+        def _patched_send_mail(*args, **kwargs):
+            nonlocal send_mail_count
+            send_mail_count += 1
+
+        patchers = [
+            patch('odoo.addons.base_automation.models.base_automation.BaseAutomation._get_actions', _patched_get_actions),
+            patch('odoo.addons.mail.models.mail_template.MailTemplate.send_mail', _patched_send_mail),
+        ]
+
+        patchers[0].start()
+
+        lead = self.create_lead()
+        self.assertFalse(lead.priority)
+        self.assertFalse(lead.deadline)
+
+        patchers[1].start()
+
+        lead.write({'priority': True})
+
+        self.assertTrue(lead.priority)
+        self.assertTrue(lead.deadline)
+
+        for patcher in patchers:
+            patcher.stop()
+
+        self.assertEqual(send_mail_count, 1)
+
+    def test_12_recursive(self):
+        """ Check that a rule is executed recursively by a secondary change. """
+        lead = self.create_lead(state='open')
+        self.assertEqual(lead.state, 'open')
+        self.assertEqual(lead.user_id, self.user_root)
+        # change partner; this should trigger the rule that modifies the state
+        partner = self.res_partner_1
+        lead.write({'partner_id': partner.id})
+        self.assertEqual(lead.state, 'draft')
+
+    def test_20_direct_line(self):
+        """
+        Check that a rule is executed after creating a line record.
+        """
+        line = self.env['base.automation.line.test'].create({'name': "Line"})
+        self.assertEqual(line.user_id, self.user_demo)
+
+    def test_20_indirect_line(self):
+        """
+        Check that creating a lead with a line executes rules on both records.
+        """
+        lead = self.create_lead(line_ids=[(0, 0, {'name': "Line"})])
+        self.assertEqual(lead.state, 'draft', "Lead state should be 'draft'")
+        self.assertEqual(lead.user_id, self.user_demo, "Responsible should change on creation of Lead test line.")
+        self.assertEqual(len(lead.line_ids), 1, "New test line is not created")
+        self.assertEqual(lead.line_ids.user_id, self.user_demo, "Responsible should be change on creation of Lead test line.")
+
+    def test_21_trigger_fields(self):
+        """
+        Check that the rule with trigger is executed only once per pertinent update.
+        """
+        lead = self.create_lead(name="X")
+        lead.priority = True
+        partner1 = self.res_partner_1
+        lead.partner_id = partner1.id
+        self.assertEqual(lead.name, 'X', "No update until now.")
+
+        lead.state = 'open'
+        self.assertEqual(lead.name, 'XX', "One update should have happened.")
+        lead.state = 'done'
+        self.assertEqual(lead.name, 'XXX', "One update should have happened.")
+        lead.state = 'done'
+        self.assertEqual(lead.name, 'XXX', "No update should have happened.")
+        lead.state = 'cancel'
+        self.assertEqual(lead.name, 'XXXX', "One update should have happened.")
+
+        # change the rule to trigger on partner_id
+        rule = self.env['base.automation'].search([('name', '=', 'Base Automation: test rule with trigger')])
+        rule.write({'trigger_field_ids':  [(6, 0, [self.env.ref('test_base_automation.field_base_automation_lead_test__partner_id').id])]})
+
+        partner2 = self.env['res.partner'].create({'name': 'A new partner'})
+        lead.name = 'X'
+        lead.state = 'open'
+        self.assertEqual(lead.name, 'X', "No update should have happened.")
+        lead.partner_id = partner2
+        self.assertEqual(lead.name, 'XX', "One update should have happened.")
+        lead.partner_id = partner2
+        self.assertEqual(lead.name, 'XX', "No update should have happened.")
+        lead.partner_id = partner1
+        self.assertEqual(lead.name, 'XXX', "One update should have happened.")
+
+    def test_30_modelwithoutaccess(self):
+        """
+        Ensure a domain on a M2O without user access doesn't fail.
+        We create a base automation with a filter on a model the user haven't access to
+        - create a group
+        - restrict acl to this group and set only admin in it
+        - create base.automation with a filter
+        - create a record in the restricted model in admin
+        - create a record in the non restricted model in demo
+        """
+        Model = self.env['base.automation.link.test']
+        Comodel = self.env['base.automation.linked.test']
+
+        access = self.env.ref("test_base_automation.access_base_automation_linked_test")
+        access.group_id = self.env['res.groups'].create({
+            'name': "Access to base.automation.linked.test",
+            "users": [(6, 0, [self.user_admin.id,])]
+        })
+
+        # sanity check: user demo has no access to the comodel of 'linked_id'
+        with self.assertRaises(AccessError):
+            Comodel.with_user(self.user_demo).check_access_rights('read')
+
+        # check base automation with filter that performs Comodel.search()
+        self.env['base.automation'].create({
+            'name': 'test no access',
+            'model_id': self.env['ir.model']._get_id("base.automation.link.test"),
+            'trigger': 'on_create_or_write',
+            'filter_pre_domain': "[('linked_id.another_field', '=', 'something')]",
+            'state': 'code',
+            'active': True,
+            'code': "action = [rec.name for rec in records]"
+        })
+        Comodel.create([
+            {'name': 'a first record', 'another_field': 'something'},
+            {'name': 'another record', 'another_field': 'something different'},
+        ])
+        rec1 = Model.create({'name': 'a record'})
+        rec1.write({'name': 'a first record'})
+        rec2 = Model.with_user(self.user_demo).create({'name': 'another record'})
+        rec2.write({'name': 'another value'})
+
+        # check base automation with filter that performs Comodel.name_search()
+        self.env['base.automation'].create({
+            'name': 'test no name access',
+            'model_id': self.env['ir.model']._get_id("base.automation.link.test"),
+            'trigger': 'on_create_or_write',
+            'filter_pre_domain': "[('linked_id', '=', 'whatever')]",
+            'state': 'code',
+            'active': True,
+            'code': "action = [rec.name for rec in records]"
+        })
+        rec3 = Model.create({'name': 'a random record'})
+        rec3.write({'name': 'a first record'})
+        rec4 = Model.with_user(self.user_demo).create({'name': 'again another record'})
+        rec4.write({'name': 'another value'})
+
+@common.tagged('post_install','-at_install')
+class TestCompute(common.TransactionCase):
+    def test_inversion(self):
+        """ If a stored field B depends on A, an update to the trigger for A
+        should trigger the recomputaton of A, then B.
+
+        However if a search() is performed during the computation of A
+        ??? and _order is affected ??? a flush will be triggered, forcing the
+        computation of B, based on the previous A.
+
+        This happens if a rule has has a non-empty filter_pre_domain, even if
+        it's an empty list (``'[]'`` as opposed to ``False``).
+        """
+        company1 = self.env['res.partner'].create({
+            'name': "Gorofy",
+            'is_company': True,
+        })
+        company2 = self.env['res.partner'].create({
+            'name': "Awiclo",
+            'is_company': True
+        })
+        r = self.env['res.partner'].create({
+            'name': 'Bob',
+            'is_company': False,
+            'parent_id': company1.id
+        })
+        self.assertEqual(r.display_name, 'Gorofy, Bob')
+        r.parent_id = company2
+        self.assertEqual(r.display_name, 'Awiclo, Bob')
+
+        self.env['base.automation'].create({
+            'name': "test rule",
+            'filter_pre_domain': False,
+            'trigger': 'on_create_or_write',
+            'state': 'code', # no-op action
+            'model_id': self.env.ref('base.model_res_partner').id,
+        })
+        r.parent_id = company1
+        self.assertEqual(r.display_name, 'Gorofy, Bob')
+
+        self.env['base.automation'].create({
+            'name': "test rule",
+            'filter_pre_domain': '[]',
+            'trigger': 'on_create_or_write',
+            'state': 'code', # no-op action
+            'model_id': self.env.ref('base.model_res_partner').id,
+        })
+        r.parent_id = company2
+        self.assertEqual(r.display_name, 'Awiclo, Bob')