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-rw-r--r--lib/python2.7/test/test_pep292.py193
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diff --git a/lib/python2.7/test/test_pep292.py b/lib/python2.7/test/test_pep292.py
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--- a/lib/python2.7/test/test_pep292.py
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-# Copyright (C) 2004 Python Software Foundation
-# Author: barry@python.org (Barry Warsaw)
-# License: http://www.opensource.org/licenses/PythonSoftFoundation.php
-
-import unittest
-from string import Template
-
-
-class Bag:
- pass
-
-class Mapping:
- def __getitem__(self, name):
- obj = self
- for part in name.split('.'):
- try:
- obj = getattr(obj, part)
- except AttributeError:
- raise KeyError(name)
- return obj
-
-
-class TestTemplate(unittest.TestCase):
- def test_regular_templates(self):
- s = Template('$who likes to eat a bag of $what worth $$100')
- self.assertEqual(s.substitute(dict(who='tim', what='ham')),
- 'tim likes to eat a bag of ham worth $100')
- self.assertRaises(KeyError, s.substitute, dict(who='tim'))
-
- def test_regular_templates_with_braces(self):
- s = Template('$who likes ${what} for ${meal}')
- d = dict(who='tim', what='ham', meal='dinner')
- self.assertEqual(s.substitute(d), 'tim likes ham for dinner')
- self.assertRaises(KeyError, s.substitute,
- dict(who='tim', what='ham'))
-
- def test_escapes(self):
- eq = self.assertEqual
- s = Template('$who likes to eat a bag of $$what worth $$100')
- eq(s.substitute(dict(who='tim', what='ham')),
- 'tim likes to eat a bag of $what worth $100')
- s = Template('$who likes $$')
- eq(s.substitute(dict(who='tim', what='ham')), 'tim likes $')
-
- def test_percents(self):
- eq = self.assertEqual
- s = Template('%(foo)s $foo ${foo}')
- d = dict(foo='baz')
- eq(s.substitute(d), '%(foo)s baz baz')
- eq(s.safe_substitute(d), '%(foo)s baz baz')
-
- def test_stringification(self):
- eq = self.assertEqual
- s = Template('tim has eaten $count bags of ham today')
- d = dict(count=7)
- eq(s.substitute(d), 'tim has eaten 7 bags of ham today')
- eq(s.safe_substitute(d), 'tim has eaten 7 bags of ham today')
- s = Template('tim has eaten ${count} bags of ham today')
- eq(s.substitute(d), 'tim has eaten 7 bags of ham today')
-
- def test_tupleargs(self):
- eq = self.assertEqual
- s = Template('$who ate ${meal}')
- d = dict(who=('tim', 'fred'), meal=('ham', 'kung pao'))
- eq(s.substitute(d), "('tim', 'fred') ate ('ham', 'kung pao')")
- eq(s.safe_substitute(d), "('tim', 'fred') ate ('ham', 'kung pao')")
-
- def test_SafeTemplate(self):
- eq = self.assertEqual
- s = Template('$who likes ${what} for ${meal}')
- eq(s.safe_substitute(dict(who='tim')), 'tim likes ${what} for ${meal}')
- eq(s.safe_substitute(dict(what='ham')), '$who likes ham for ${meal}')
- eq(s.safe_substitute(dict(what='ham', meal='dinner')),
- '$who likes ham for dinner')
- eq(s.safe_substitute(dict(who='tim', what='ham')),
- 'tim likes ham for ${meal}')
- eq(s.safe_substitute(dict(who='tim', what='ham', meal='dinner')),
- 'tim likes ham for dinner')
-
- def test_invalid_placeholders(self):
- raises = self.assertRaises
- s = Template('$who likes $')
- raises(ValueError, s.substitute, dict(who='tim'))
- s = Template('$who likes ${what)')
- raises(ValueError, s.substitute, dict(who='tim'))
- s = Template('$who likes $100')
- raises(ValueError, s.substitute, dict(who='tim'))
-
- def test_idpattern_override(self):
- class PathPattern(Template):
- idpattern = r'[_a-z][._a-z0-9]*'
- m = Mapping()
- m.bag = Bag()
- m.bag.foo = Bag()
- m.bag.foo.who = 'tim'
- m.bag.what = 'ham'
- s = PathPattern('$bag.foo.who likes to eat a bag of $bag.what')
- self.assertEqual(s.substitute(m), 'tim likes to eat a bag of ham')
-
- def test_pattern_override(self):
- class MyPattern(Template):
- pattern = r"""
- (?P<escaped>@{2}) |
- @(?P<named>[_a-z][._a-z0-9]*) |
- @{(?P<braced>[_a-z][._a-z0-9]*)} |
- (?P<invalid>@)
- """
- m = Mapping()
- m.bag = Bag()
- m.bag.foo = Bag()
- m.bag.foo.who = 'tim'
- m.bag.what = 'ham'
- s = MyPattern('@bag.foo.who likes to eat a bag of @bag.what')
- self.assertEqual(s.substitute(m), 'tim likes to eat a bag of ham')
-
- class BadPattern(Template):
- pattern = r"""
- (?P<badname>.*) |
- (?P<escaped>@{2}) |
- @(?P<named>[_a-z][._a-z0-9]*) |
- @{(?P<braced>[_a-z][._a-z0-9]*)} |
- (?P<invalid>@) |
- """
- s = BadPattern('@bag.foo.who likes to eat a bag of @bag.what')
- self.assertRaises(ValueError, s.substitute, {})
- self.assertRaises(ValueError, s.safe_substitute, {})
-
- def test_unicode_values(self):
- s = Template('$who likes $what')
- d = dict(who=u't\xffm', what=u'f\xfe\fed')
- self.assertEqual(s.substitute(d), u't\xffm likes f\xfe\x0ced')
-
- def test_keyword_arguments(self):
- eq = self.assertEqual
- s = Template('$who likes $what')
- eq(s.substitute(who='tim', what='ham'), 'tim likes ham')
- eq(s.substitute(dict(who='tim'), what='ham'), 'tim likes ham')
- eq(s.substitute(dict(who='fred', what='kung pao'),
- who='tim', what='ham'),
- 'tim likes ham')
- s = Template('the mapping is $mapping')
- eq(s.substitute(dict(foo='none'), mapping='bozo'),
- 'the mapping is bozo')
- eq(s.substitute(dict(mapping='one'), mapping='two'),
- 'the mapping is two')
-
- def test_keyword_arguments_safe(self):
- eq = self.assertEqual
- raises = self.assertRaises
- s = Template('$who likes $what')
- eq(s.safe_substitute(who='tim', what='ham'), 'tim likes ham')
- eq(s.safe_substitute(dict(who='tim'), what='ham'), 'tim likes ham')
- eq(s.safe_substitute(dict(who='fred', what='kung pao'),
- who='tim', what='ham'),
- 'tim likes ham')
- s = Template('the mapping is $mapping')
- eq(s.safe_substitute(dict(foo='none'), mapping='bozo'),
- 'the mapping is bozo')
- eq(s.safe_substitute(dict(mapping='one'), mapping='two'),
- 'the mapping is two')
- d = dict(mapping='one')
- raises(TypeError, s.substitute, d, {})
- raises(TypeError, s.safe_substitute, d, {})
-
- def test_delimiter_override(self):
- eq = self.assertEqual
- raises = self.assertRaises
- class AmpersandTemplate(Template):
- delimiter = '&'
- s = AmpersandTemplate('this &gift is for &{who} &&')
- eq(s.substitute(gift='bud', who='you'), 'this bud is for you &')
- raises(KeyError, s.substitute)
- eq(s.safe_substitute(gift='bud', who='you'), 'this bud is for you &')
- eq(s.safe_substitute(), 'this &gift is for &{who} &')
- s = AmpersandTemplate('this &gift is for &{who} &')
- raises(ValueError, s.substitute, dict(gift='bud', who='you'))
- eq(s.safe_substitute(), 'this &gift is for &{who} &')
-
- class PieDelims(Template):
- delimiter = '@'
- s = PieDelims('@who likes to eat a bag of @{what} worth $100')
- self.assertEqual(s.substitute(dict(who='tim', what='ham')),
- 'tim likes to eat a bag of ham worth $100')
-
-
-def test_main():
- from test import test_support
- test_classes = [TestTemplate,]
- test_support.run_unittest(*test_classes)
-
-
-if __name__ == '__main__':
- test_main()
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