[ADD] test_translation_import: export source terms

Add a test for exporting the source terms of modules.
This will allow automated scripts to fetch latest terms

Backport save_test_file with a parameter on date_format to have
predictable filenames

closes odoo/odoo#159373

X-original-commit: e7246ea48828746471a2e3a485bee30687eeee80
Signed-off-by: Martin Trigaux (mat) <mat@odoo.com>

odoo/addons/test_translation_import/tests/__init__.py

@@ -1,3 +1,4 @@
 # -*- coding: utf-8 -*-
 
+from . import test_export_wizard
 from . import test_term_count

odoo/addons/test_translation_import/tests/test_export_wizard.py

@@ -0,0 +1,24 @@
+import base64
+from odoo.tests import common, tagged
+
+
+@tagged("post_install", "-at_install", "-standard", "nightly_export")
+class TestTranslationFlow(common.TransactionCase):
+
+    @common.no_retry
+    def test_export_source(self):
+        """Export the source terms for every module and save it"""
+
+        for module in self.env["ir.module.module"].search([("state", "=", "installed")]):
+            export = self.env["base.language.export"].create({
+                "lang": "__new__",
+                "format": "po",
+                "modules": [(6, 0, [module.id])]
+            })
+            export.act_getfile()
+            pot_file = base64.b64decode(export.data)
+            common.save_test_file(
+                module.name, pot_file, prefix="i18n_", extension="pot",
+                document_type="Source Terms for %s" % module.name,
+                date_format="",
+            )

odoo/tests/common.py

@@ -871,12 +871,11 @@ def fchain(future, next_callback):
 
     return new_future
 
-
-def save_test_file(test_name, content, prefix, extension='png', logger=_logger, document_type='Screenshot'):
+def save_test_file(test_name, content, prefix, extension='png', logger=_logger, document_type='Screenshot', date_format="%Y%m%d_%H%M%S_%f"):
     assert re.fullmatch(r'\w*_', prefix)
     assert re.fullmatch(r'[a-z]+', extension)
     assert re.fullmatch(r'\w+', test_name)
-    now = datetime.now().strftime("%Y%m%d_%H%M%S_%f")
+    now = datetime.now().strftime(date_format)
     screenshots_dir = pathlib.Path(odoo.tools.config['screenshots']) / get_db_name() / 'screenshots'
     screenshots_dir.mkdir(parents=True, exist_ok=True)
     fname = f'{prefix}{now}_{test_name}.{extension}'