[16.0][BACKPORT] [18.0][IMP] odoo_project_migration: add tests

odoo_project_migration/tests/__init__.py

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+from . import test_generate_migration_data
+from . import test_export_migration_report

odoo_project_migration/tests/common.py

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+# Copyright 2026 Sébastien Alix
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl)
+
+from odoo.tests import Form
+
+from odoo.addons.odoo_project.tests.common import ProjectCommon
+from odoo.addons.odoo_repository_migration.tests.common import MigrationCommon
+
+
+class ProjectMigrationCommon(ProjectCommon, MigrationCommon):
+    @classmethod
+    def setUpClass(cls):
+        super().setUpClass()
+        cls.mig_path_model = cls.env["odoo.migration.path"]
+        cls.wiz_generate_mig_data_model = cls.env[
+            "odoo.project.generate.migration.data"
+        ]
+        cls.wiz_export_mig_report_model = cls.env[
+            "odoo.project.export.migration.report"
+        ]
+
+    @classmethod
+    def _generate_migration_data(cls, project, migration_path):
+        wiz_model = cls.wiz_generate_mig_data_model.with_context(
+            default_odoo_project_id=project.id
+        )
+        with Form(wiz_model) as form:
+            form.migration_path_id = migration_path
+            wiz = form.save()
+        wiz.action_generate_data()
+        cls.env.flush_all()  # Force fields computation
+        return wiz
+
+    @classmethod
+    def _export_migration_report(cls, project, migration_path):
+        wiz_model = cls.wiz_export_mig_report_model.with_context(
+            default_odoo_project_id=project.id
+        )
+        with Form(wiz_model) as form:
+            form.migration_path_id = migration_path
+            wiz = form.save()
+        return wiz.action_export_report()

odoo_project_migration/tests/test_export_migration_report.py

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+# Copyright 2026 Sébastien Alix
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl)
+
+import csv
+import io
+
+from .common import ProjectMigrationCommon
+
+
+class TestOdooProjectExportMigrationReport(ProjectMigrationCommon):
+    @classmethod
+    def setUpClass(cls):
+        super().setUpClass()
+        cls.migration_path = cls.mig_path_model.create(
+            {
+                "source_branch_id": cls.branch.id,
+                "target_branch_id": cls.branch2.id,
+            }
+        )
+        # Retrieve migration data for `cls.module_branch`
+        cls._simulate_migration_scan(
+            "target_commit1", report={"process": "migrate", "results": {}}
+        )
+        # And import/install this module in our project
+        cls._run_import_modules(cls.project, cls.module_branch.module_name)
+        # Generate migration data
+        cls._generate_migration_data(cls.project, cls.migration_path)
+
+    def test_export_migration_report(self):
+        """Test the export migration report wizard."""
+        action = self._export_migration_report(self.project, self.migration_path)
+        # Check action export report
+        self.assertEqual(action["type"], "ir.actions.act_url")
+        self.assertIn("web/content/?model=ir.attachment", action["url"])
+        # Check attachment created
+        attachment = self.env["ir.attachment"].search(
+            [("res_model", "=", self.project._name), ("res_id", "=", self.project.id)]
+        )
+        self.assertTrue(attachment)
+        self.assertIn(".csv", attachment.name)
+        self.assertEqual(attachment.type, "binary")
+
+    def test_export_migration_report_csv_content(self):
+        """Test the CSV content of the export migration report."""
+        project_mod = self.project.project_module_ids
+        # Get CSV content
+        wiz = self.wiz_export_mig_report_model.with_context(
+            default_odoo_project_id=self.project.id
+        ).create(
+            {
+                "migration_path_id": self.migration_path.id,
+            }
+        )
+        content = wiz._get_csv_content()
+        file_ = io.StringIO(content)
+        reader = csv.DictReader(file_)
+        rows = list(reader)
+        repo_row, module_row = rows
+        # Repository row
+        self.assertEqual(repo_row["Repository"], project_mod.repository_id.display_name)
+        self.assertFalse(repo_row["Module"])
+        # Module row
+        self.assertDictEqual(
+            module_row,
+            {
+                "Repository": "",
+                "Module": project_mod.module_name,
+                "Dependencies": "",
+                "Global Dep. Level": "1",
+                "Non-Std Dep. Level": "1",
+                "Info": "",
+                "Warning": "",
+                "Python": "0",
+                "JavaScript": "0",
+                "CSS": "0",
+                "XML": "0",
+                "Status": "migrate",
+            },
+        )

odoo_project_migration/tests/test_generate_migration_data.py

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+# Copyright 2026 Sébastien Alix
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl)
+
+from .common import ProjectMigrationCommon
+
+
+class TestOdooProjectGenerateMigrationData(ProjectMigrationCommon):
+    @classmethod
+    def setUpClass(cls):
+        super().setUpClass()
+        cls.migration_path = cls.mig_path_model.create(
+            {
+                "source_branch_id": cls.branch.id,
+                "target_branch_id": cls.branch2.id,
+            }
+        )
+        # Retrieve migration data for `cls.module_branch`
+        cls._simulate_migration_scan(
+            "target_commit1", report={"process": "migrate", "results": {}}
+        )
+        # And import/install this module in our project
+        cls._run_import_modules(cls.project, cls.module_branch.module_name)
+
+    def test_generate_migration_data(self):
+        self.assertFalse(self.project.module_migration_ids)
+        self._generate_migration_data(self.project, self.migration_path)
+        # Check project module migration records
+        module_migs = self.project.module_migration_ids
+        self.assertTrue(module_migs)
+        self.assertRecordValues(
+            module_migs,
+            [
+                {
+                    "migration_path_id": self.migration_path.id,
+                    "source_module_branch_id": self.module_branch.id,
+                    "target_module_branch_id": False,
+                    "project_module_id": self.project.project_module_ids.id,
+                    "module_migration_id": self.module_branch.migration_ids.id,
+                    "state": "migrate",
+                }
+            ],
+        )
+
+    def test_generate_migration_data_existing_data_removed(self):
+        self.assertFalse(self.project.module_migration_ids)
+        self._generate_migration_data(self.project, self.migration_path)
+        # Check project module migration records
+        module_migs = self.project.module_migration_ids
+        self.assertTrue(module_migs)
+        # Re-generate migration data => new records are created
+        self._generate_migration_data(self.project, self.migration_path)
+        new_module_migs = self.project.module_migration_ids
+        self.assertTrue(new_module_migs.exists())
+        self.assertFalse(module_migs.exists())