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d549b88050
Thanks Josh Smeaton, Mariusz Felisiak, Sergey Fedoseev, Simon Charettes, Adam Chainz/Johnson and Tim Graham for comments and reviews and Jamie Cockburn for initial patch.
11 lines
446 B
Python
11 lines
446 B
Python
from django.db import NotSupportedError, connection
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from django.test import SimpleTestCase, skipIfDBFeature
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class DatabaseOperationTests(SimpleTestCase):
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@skipIfDBFeature('supports_over_clause')
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def test_window_frame_raise_not_supported_error(self):
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msg = 'This backend does not support window expressions.'
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with self.assertRaisesMessage(NotSupportedError, msg):
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connection.ops.window_frame_rows_start_end()
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