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gh-132661: Add default value (of "") for Interpolation.expression (#136441)

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Dave Peck 2025-07-10 07:27:41 -07:00 • committed by GitHub
parent f519918ec6
commit f1b8d01c80
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5 changed files with 58 additions and 27 deletions
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13
Lib/test/test_string/test_templatelib.py
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@ -45,6 +45,19 @@ def test_basic_creation(self):
self.assertEqual(len(t.interpolations), 0)
self.assertEqual(fstring(t), 'Hello,\nworld')
def test_interpolation_creation(self):
i = Interpolation('Maria', 'name', 'a', 'fmt')
self.assertInterpolationEqual(i, ('Maria', 'name', 'a', 'fmt'))
i = Interpolation('Maria', 'name', 'a')
self.assertInterpolationEqual(i, ('Maria', 'name', 'a'))
i = Interpolation('Maria', 'name')
self.assertInterpolationEqual(i, ('Maria', 'name'))
i = Interpolation('Maria')
self.assertInterpolationEqual(i, ('Maria',))
def test_creation_interleaving(self):
# Should add strings on either side
t = Template(Interpolation('Maria', 'name', None, ''))