Initial import from Docker volume

tests/history.py

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+# This file is part of Tryton.  The COPYRIGHT file at the top level of
+# this repository contains the full copyright notices and license terms.
+from trytond.model import ModelSQL, fields
+from trytond.pool import Pool
+
+
+class TestHistory(ModelSQL):
+    'Test History'
+    __name__ = 'test.history'
+    _history = True
+    value = fields.Integer('Value')
+    lines = fields.One2Many('test.history.line', 'history', 'Lines')
+    lines_at_stamp = fields.One2Many(
+        'test.history.line', 'history', 'Lines at Stamp',
+        datetime_field='stamp')
+    stamp = fields.Timestamp('Stamp')
+
+
+class TestHistoryLine(ModelSQL):
+    'Test History Line'
+    __name__ = 'test.history.line'
+    _history = True
+    history = fields.Many2One('test.history', 'History')
+    name = fields.Char('Name')
+
+
+def register(module):
+    Pool.register(
+        TestHistory,
+        TestHistoryLine,
+        module=module, type_='model')