How to use twice method in unittest-xml-reporting

Best Python code snippet using unittest-xml-reporting_python

test_ext_napoleon_iterators.py

Source:test_ext_napoleon_iterators.py

1# -*- coding: utf-8 -*-2"""3    test_napoleon_iterators4    ~~~~~~~~~~~~~~~~~~~~~~~5    Tests for :mod:`sphinx.ext.napoleon.iterators` module.6    :copyright: Copyright 2007-2018 by the Sphinx team, see AUTHORS.7    :license: BSD, see LICENSE for details.8"""9from unittest import TestCase10from sphinx.ext.napoleon.iterators import peek_iter, modify_iter11class BaseIteratorsTest(TestCase):12    def assertEqualTwice(self, expected, func, *args):13        self.assertEqual(expected, func(*args))14        self.assertEqual(expected, func(*args))15    def assertFalseTwice(self, func, *args):16        self.assertFalse(func(*args))17        self.assertFalse(func(*args))18    def assertNext(self, it, expected, is_last):19        self.assertTrueTwice(it.has_next)20        self.assertEqualTwice(expected, it.peek)21        self.assertTrueTwice(it.has_next)22        self.assertEqualTwice(expected, it.peek)23        self.assertTrueTwice(it.has_next)24        self.assertEqual(expected, next(it))25        if is_last:26            self.assertFalseTwice(it.has_next)27            self.assertRaisesTwice(StopIteration, it.next)28        else:29            self.assertTrueTwice(it.has_next)30    def assertRaisesTwice(self, exc, func, *args):31        self.assertRaises(exc, func, *args)32        self.assertRaises(exc, func, *args)33    def assertTrueTwice(self, func, *args):34        self.assertTrue(func(*args))35        self.assertTrue(func(*args))36class PeekIterTest(BaseIteratorsTest):37    def test_init_with_sentinel(self):38        a = iter(['1', '2', 'DONE'])39        sentinel = 'DONE'40        self.assertRaises(TypeError, peek_iter, a, sentinel)41        def get_next():42            return next(a)43        it = peek_iter(get_next, sentinel)44        self.assertEqual(it.sentinel, sentinel)45        self.assertNext(it, '1', is_last=False)46        self.assertNext(it, '2', is_last=True)47    def test_iter(self):48        a = ['1', '2', '3']49        it = peek_iter(a)50        self.assertTrue(it is it.__iter__())51        a = []52        b = [i for i in peek_iter(a)]53        self.assertEqual([], b)54        a = ['1']55        b = [i for i in peek_iter(a)]56        self.assertEqual(['1'], b)57        a = ['1', '2']58        b = [i for i in peek_iter(a)]59        self.assertEqual(['1', '2'], b)60        a = ['1', '2', '3']61        b = [i for i in peek_iter(a)]62        self.assertEqual(['1', '2', '3'], b)63    def test_next_with_multi(self):64        a = []65        it = peek_iter(a)66        self.assertFalseTwice(it.has_next)67        self.assertRaisesTwice(StopIteration, it.next, 2)68        a = ['1']69        it = peek_iter(a)70        self.assertTrueTwice(it.has_next)71        self.assertRaisesTwice(StopIteration, it.next, 2)72        self.assertTrueTwice(it.has_next)73        a = ['1', '2']74        it = peek_iter(a)75        self.assertTrueTwice(it.has_next)76        self.assertEqual(['1', '2'], it.next(2))77        self.assertFalseTwice(it.has_next)78        a = ['1', '2', '3']79        it = peek_iter(a)80        self.assertTrueTwice(it.has_next)81        self.assertEqual(['1', '2'], it.next(2))82        self.assertTrueTwice(it.has_next)83        self.assertRaisesTwice(StopIteration, it.next, 2)84        self.assertTrueTwice(it.has_next)85        a = ['1', '2', '3', '4']86        it = peek_iter(a)87        self.assertTrueTwice(it.has_next)88        self.assertEqual(['1', '2'], it.next(2))89        self.assertTrueTwice(it.has_next)90        self.assertEqual(['3', '4'], it.next(2))91        self.assertFalseTwice(it.has_next)92        self.assertRaisesTwice(StopIteration, it.next, 2)93        self.assertFalseTwice(it.has_next)94    def test_next_with_none(self):95        a = []96        it = peek_iter(a)97        self.assertFalseTwice(it.has_next)98        self.assertRaisesTwice(StopIteration, it.next)99        self.assertFalseTwice(it.has_next)100        a = ['1']101        it = peek_iter(a)102        self.assertEqual('1', it.__next__())103        a = ['1']104        it = peek_iter(a)105        self.assertNext(it, '1', is_last=True)106        a = ['1', '2']107        it = peek_iter(a)108        self.assertNext(it, '1', is_last=False)109        self.assertNext(it, '2', is_last=True)110        a = ['1', '2', '3']111        it = peek_iter(a)112        self.assertNext(it, '1', is_last=False)113        self.assertNext(it, '2', is_last=False)114        self.assertNext(it, '3', is_last=True)115    def test_next_with_one(self):116        a = []117        it = peek_iter(a)118        self.assertFalseTwice(it.has_next)119        self.assertRaisesTwice(StopIteration, it.next, 1)120        a = ['1']121        it = peek_iter(a)122        self.assertTrueTwice(it.has_next)123        self.assertEqual(['1'], it.next(1))124        self.assertFalseTwice(it.has_next)125        self.assertRaisesTwice(StopIteration, it.next, 1)126        a = ['1', '2']127        it = peek_iter(a)128        self.assertTrueTwice(it.has_next)129        self.assertEqual(['1'], it.next(1))130        self.assertTrueTwice(it.has_next)131        self.assertEqual(['2'], it.next(1))132        self.assertFalseTwice(it.has_next)133        self.assertRaisesTwice(StopIteration, it.next, 1)134    def test_next_with_zero(self):135        a = []136        it = peek_iter(a)137        self.assertFalseTwice(it.has_next)138        self.assertRaisesTwice(StopIteration, it.next, 0)139        a = ['1']140        it = peek_iter(a)141        self.assertTrueTwice(it.has_next)142        self.assertEqualTwice([], it.next, 0)143        self.assertTrueTwice(it.has_next)144        self.assertEqualTwice([], it.next, 0)145        a = ['1', '2']146        it = peek_iter(a)147        self.assertTrueTwice(it.has_next)148        self.assertEqualTwice([], it.next, 0)149        self.assertTrueTwice(it.has_next)150        self.assertEqualTwice([], it.next, 0)151    def test_peek_with_multi(self):152        a = []153        it = peek_iter(a)154        self.assertFalseTwice(it.has_next)155        self.assertEqualTwice([it.sentinel, it.sentinel], it.peek, 2)156        self.assertFalseTwice(it.has_next)157        a = ['1']158        it = peek_iter(a)159        self.assertTrueTwice(it.has_next)160        self.assertEqualTwice(['1', it.sentinel], it.peek, 2)161        self.assertTrueTwice(it.has_next)162        self.assertEqualTwice(['1', it.sentinel, it.sentinel], it.peek, 3)163        self.assertTrueTwice(it.has_next)164        a = ['1', '2']165        it = peek_iter(a)166        self.assertTrueTwice(it.has_next)167        self.assertEqualTwice(['1', '2'], it.peek, 2)168        self.assertTrueTwice(it.has_next)169        self.assertEqualTwice(['1', '2', it.sentinel], it.peek, 3)170        self.assertTrueTwice(it.has_next)171        self.assertEqualTwice(['1', '2', it.sentinel, it.sentinel], it.peek, 4)172        self.assertTrueTwice(it.has_next)173        a = ['1', '2', '3']174        it = peek_iter(a)175        self.assertTrueTwice(it.has_next)176        self.assertEqualTwice(['1', '2'], it.peek, 2)177        self.assertTrueTwice(it.has_next)178        self.assertEqualTwice(['1', '2', '3'], it.peek, 3)179        self.assertTrueTwice(it.has_next)180        self.assertEqualTwice(['1', '2', '3', it.sentinel], it.peek, 4)181        self.assertTrueTwice(it.has_next)182        self.assertEqual('1', next(it))183        self.assertTrueTwice(it.has_next)184        self.assertEqualTwice(['2', '3'], it.peek, 2)185        self.assertTrueTwice(it.has_next)186        self.assertEqualTwice(['2', '3', it.sentinel], it.peek, 3)187        self.assertTrueTwice(it.has_next)188        self.assertEqualTwice(['2', '3', it.sentinel, it.sentinel], it.peek, 4)189        self.assertTrueTwice(it.has_next)190    def test_peek_with_none(self):191        a = []192        it = peek_iter(a)193        self.assertFalseTwice(it.has_next)194        self.assertEqualTwice(it.sentinel, it.peek)195        self.assertFalseTwice(it.has_next)196        a = ['1']197        it = peek_iter(a)198        self.assertTrueTwice(it.has_next)199        self.assertEqualTwice('1', it.peek)200        self.assertEqual('1', next(it))201        self.assertFalseTwice(it.has_next)202        self.assertEqualTwice(it.sentinel, it.peek)203        self.assertFalseTwice(it.has_next)204        a = ['1', '2']205        it = peek_iter(a)206        self.assertTrueTwice(it.has_next)207        self.assertEqualTwice('1', it.peek)208        self.assertEqual('1', next(it))209        self.assertTrueTwice(it.has_next)210        self.assertEqualTwice('2', it.peek)211        self.assertEqual('2', next(it))212        self.assertFalseTwice(it.has_next)213        self.assertEqualTwice(it.sentinel, it.peek)214        self.assertFalseTwice(it.has_next)215    def test_peek_with_one(self):216        a = []217        it = peek_iter(a)218        self.assertFalseTwice(it.has_next)219        self.assertEqualTwice([it.sentinel], it.peek, 1)220        self.assertFalseTwice(it.has_next)221        a = ['1']222        it = peek_iter(a)223        self.assertTrueTwice(it.has_next)224        self.assertEqualTwice(['1'], it.peek, 1)225        self.assertEqual('1', next(it))226        self.assertFalseTwice(it.has_next)227        self.assertEqualTwice([it.sentinel], it.peek, 1)228        self.assertFalseTwice(it.has_next)229        a = ['1', '2']230        it = peek_iter(a)231        self.assertTrueTwice(it.has_next)232        self.assertEqualTwice(['1'], it.peek, 1)233        self.assertEqual('1', next(it))234        self.assertTrueTwice(it.has_next)235        self.assertEqualTwice(['2'], it.peek, 1)236        self.assertEqual('2', next(it))237        self.assertFalseTwice(it.has_next)238        self.assertEqualTwice([it.sentinel], it.peek, 1)239        self.assertFalseTwice(it.has_next)240    def test_peek_with_zero(self):241        a = []242        it = peek_iter(a)243        self.assertFalseTwice(it.has_next)244        self.assertEqualTwice([], it.peek, 0)245        a = ['1']246        it = peek_iter(a)247        self.assertTrueTwice(it.has_next)248        self.assertEqualTwice([], it.peek, 0)249        self.assertTrueTwice(it.has_next)250        self.assertEqualTwice([], it.peek, 0)251        a = ['1', '2']252        it = peek_iter(a)253        self.assertTrueTwice(it.has_next)254        self.assertEqualTwice([], it.peek, 0)255        self.assertTrueTwice(it.has_next)256        self.assertEqualTwice([], it.peek, 0)257class ModifyIterTest(BaseIteratorsTest):258    def test_init_with_sentinel_args(self):259        a = iter(['1', '2', '3', 'DONE'])260        sentinel = 'DONE'261        def get_next():262            return next(a)263        it = modify_iter(get_next, sentinel, int)264        expected = [1, 2, 3]265        self.assertEqual(expected, [i for i in it])266    def test_init_with_sentinel_kwargs(self):267        a = iter([1, 2, 3, 4])268        sentinel = 4269        def get_next():270            return next(a)271        it = modify_iter(get_next, sentinel, modifier=str)272        expected = ['1', '2', '3']273        self.assertEqual(expected, [i for i in it])274    def test_modifier_default(self):275        a = ['', '  ', '  a  ', 'b  ', '  c', '  ', '']276        it = modify_iter(a)277        expected = ['', '  ', '  a  ', 'b  ', '  c', '  ', '']278        self.assertEqual(expected, [i for i in it])279    def test_modifier_not_callable(self):280        self.assertRaises(TypeError, modify_iter, [1], modifier='not_callable')281    def test_modifier_rstrip(self):282        a = ['', '  ', '  a  ', 'b  ', '  c', '  ', '']283        it = modify_iter(a, modifier=lambda s: s.rstrip())284        expected = ['', '', '  a', 'b', '  c', '', '']285        self.assertEqual(expected, [i for i in it])286    def test_modifier_rstrip_unicode(self):287        a = [u'', u'  ', u'  a  ', u'b  ', u'  c', u'  ', u'']288        it = modify_iter(a, modifier=lambda s: s.rstrip())289        expected = [u'', u'', u'  a', u'b', u'  c', u'', u'']...

test_napoleon_iterators.py

Source:test_napoleon_iterators.py

1# -*- coding: utf-8 -*-2"""3    test_napoleon_iterators4    ~~~~~~~~~~~~~~~~~~~~~~~5    Tests for :mod:`sphinx.ext.napoleon.iterators` module.6    :copyright: Copyright 2007-2014 by the Sphinx team, see AUTHORS.7    :license: BSD, see LICENSE for details.8"""9from sphinx.ext.napoleon.iterators import peek_iter, modify_iter10from unittest import TestCase11class BaseIteratorsTest(TestCase):12    def assertEqualTwice(self, expected, func, *args):13        self.assertEqual(expected, func(*args))14        self.assertEqual(expected, func(*args))15    def assertFalseTwice(self, func, *args):16        self.assertFalse(func(*args))17        self.assertFalse(func(*args))18    def assertNext(self, it, expected, is_last):19        self.assertTrueTwice(it.has_next)20        self.assertEqualTwice(expected, it.peek)21        self.assertTrueTwice(it.has_next)22        self.assertEqualTwice(expected, it.peek)23        self.assertTrueTwice(it.has_next)24        self.assertEqual(expected, next(it))25        if is_last:26            self.assertFalseTwice(it.has_next)27            self.assertRaisesTwice(StopIteration, it.next)28        else:29            self.assertTrueTwice(it.has_next)30    def assertRaisesTwice(self, exc, func, *args):31        self.assertRaises(exc, func, *args)32        self.assertRaises(exc, func, *args)33    def assertTrueTwice(self, func, *args):34        self.assertTrue(func(*args))35        self.assertTrue(func(*args))36class PeekIterTest(BaseIteratorsTest):37    def test_init_with_sentinel(self):38        a = iter(['1', '2', 'DONE'])39        sentinel = 'DONE'40        self.assertRaises(TypeError, peek_iter, a, sentinel)41        def get_next():42            return next(a)43        it = peek_iter(get_next, sentinel)44        self.assertEqual(it.sentinel, sentinel)45        self.assertNext(it, '1', is_last=False)46        self.assertNext(it, '2', is_last=True)47    def test_iter(self):48        a = ['1', '2', '3']49        it = peek_iter(a)50        self.assertTrue(it is it.__iter__())51        a = []52        b = [i for i in peek_iter(a)]53        self.assertEqual([], b)54        a = ['1']55        b = [i for i in peek_iter(a)]56        self.assertEqual(['1'], b)57        a = ['1', '2']58        b = [i for i in peek_iter(a)]59        self.assertEqual(['1', '2'], b)60        a = ['1', '2', '3']61        b = [i for i in peek_iter(a)]62        self.assertEqual(['1', '2', '3'], b)63    def test_next_with_multi(self):64        a = []65        it = peek_iter(a)66        self.assertFalseTwice(it.has_next)67        self.assertRaisesTwice(StopIteration, it.next, 2)68        a = ['1']69        it = peek_iter(a)70        self.assertTrueTwice(it.has_next)71        self.assertRaisesTwice(StopIteration, it.next, 2)72        self.assertTrueTwice(it.has_next)73        a = ['1', '2']74        it = peek_iter(a)75        self.assertTrueTwice(it.has_next)76        self.assertEqual(['1', '2'], it.next(2))77        self.assertFalseTwice(it.has_next)78        a = ['1', '2', '3']79        it = peek_iter(a)80        self.assertTrueTwice(it.has_next)81        self.assertEqual(['1', '2'], it.next(2))82        self.assertTrueTwice(it.has_next)83        self.assertRaisesTwice(StopIteration, it.next, 2)84        self.assertTrueTwice(it.has_next)85        a = ['1', '2', '3', '4']86        it = peek_iter(a)87        self.assertTrueTwice(it.has_next)88        self.assertEqual(['1', '2'], it.next(2))89        self.assertTrueTwice(it.has_next)90        self.assertEqual(['3', '4'], it.next(2))91        self.assertFalseTwice(it.has_next)92        self.assertRaisesTwice(StopIteration, it.next, 2)93        self.assertFalseTwice(it.has_next)94    def test_next_with_none(self):95        a = []96        it = peek_iter(a)97        self.assertFalseTwice(it.has_next)98        self.assertRaisesTwice(StopIteration, it.next)99        self.assertFalseTwice(it.has_next)100        a = ['1']101        it = peek_iter(a)102        self.assertEqual('1', it.__next__())103        a = ['1']104        it = peek_iter(a)105        self.assertNext(it, '1', is_last=True)106        a = ['1', '2']107        it = peek_iter(a)108        self.assertNext(it, '1', is_last=False)109        self.assertNext(it, '2', is_last=True)110        a = ['1', '2', '3']111        it = peek_iter(a)112        self.assertNext(it, '1', is_last=False)113        self.assertNext(it, '2', is_last=False)114        self.assertNext(it, '3', is_last=True)115    def test_next_with_one(self):116        a = []117        it = peek_iter(a)118        self.assertFalseTwice(it.has_next)119        self.assertRaisesTwice(StopIteration, it.next, 1)120        a = ['1']121        it = peek_iter(a)122        self.assertTrueTwice(it.has_next)123        self.assertEqual(['1'], it.next(1))124        self.assertFalseTwice(it.has_next)125        self.assertRaisesTwice(StopIteration, it.next, 1)126        a = ['1', '2']127        it = peek_iter(a)128        self.assertTrueTwice(it.has_next)129        self.assertEqual(['1'], it.next(1))130        self.assertTrueTwice(it.has_next)131        self.assertEqual(['2'], it.next(1))132        self.assertFalseTwice(it.has_next)133        self.assertRaisesTwice(StopIteration, it.next, 1)134    def test_next_with_zero(self):135        a = []136        it = peek_iter(a)137        self.assertFalseTwice(it.has_next)138        self.assertRaisesTwice(StopIteration, it.next, 0)139        a = ['1']140        it = peek_iter(a)141        self.assertTrueTwice(it.has_next)142        self.assertEqualTwice([], it.next, 0)143        self.assertTrueTwice(it.has_next)144        self.assertEqualTwice([], it.next, 0)145        a = ['1', '2']146        it = peek_iter(a)147        self.assertTrueTwice(it.has_next)148        self.assertEqualTwice([], it.next, 0)149        self.assertTrueTwice(it.has_next)150        self.assertEqualTwice([], it.next, 0)151    def test_peek_with_multi(self):152        a = []153        it = peek_iter(a)154        self.assertFalseTwice(it.has_next)155        self.assertEqualTwice([it.sentinel, it.sentinel], it.peek, 2)156        self.assertFalseTwice(it.has_next)157        a = ['1']158        it = peek_iter(a)159        self.assertTrueTwice(it.has_next)160        self.assertEqualTwice(['1', it.sentinel], it.peek, 2)161        self.assertTrueTwice(it.has_next)162        self.assertEqualTwice(['1', it.sentinel, it.sentinel], it.peek, 3)163        self.assertTrueTwice(it.has_next)164        a = ['1', '2']165        it = peek_iter(a)166        self.assertTrueTwice(it.has_next)167        self.assertEqualTwice(['1', '2'], it.peek, 2)168        self.assertTrueTwice(it.has_next)169        self.assertEqualTwice(['1', '2', it.sentinel], it.peek, 3)170        self.assertTrueTwice(it.has_next)171        self.assertEqualTwice(['1', '2', it.sentinel, it.sentinel], it.peek, 4)172        self.assertTrueTwice(it.has_next)173        a = ['1', '2', '3']174        it = peek_iter(a)175        self.assertTrueTwice(it.has_next)176        self.assertEqualTwice(['1', '2'], it.peek, 2)177        self.assertTrueTwice(it.has_next)178        self.assertEqualTwice(['1', '2', '3'], it.peek, 3)179        self.assertTrueTwice(it.has_next)180        self.assertEqualTwice(['1', '2', '3', it.sentinel], it.peek, 4)181        self.assertTrueTwice(it.has_next)182        self.assertEqual('1', next(it))183        self.assertTrueTwice(it.has_next)184        self.assertEqualTwice(['2', '3'], it.peek, 2)185        self.assertTrueTwice(it.has_next)186        self.assertEqualTwice(['2', '3', it.sentinel], it.peek, 3)187        self.assertTrueTwice(it.has_next)188        self.assertEqualTwice(['2', '3', it.sentinel, it.sentinel], it.peek, 4)189        self.assertTrueTwice(it.has_next)190    def test_peek_with_none(self):191        a = []192        it = peek_iter(a)193        self.assertFalseTwice(it.has_next)194        self.assertEqualTwice(it.sentinel, it.peek)195        self.assertFalseTwice(it.has_next)196        a = ['1']197        it = peek_iter(a)198        self.assertTrueTwice(it.has_next)199        self.assertEqualTwice('1', it.peek)200        self.assertEqual('1', next(it))201        self.assertFalseTwice(it.has_next)202        self.assertEqualTwice(it.sentinel, it.peek)203        self.assertFalseTwice(it.has_next)204        a = ['1', '2']205        it = peek_iter(a)206        self.assertTrueTwice(it.has_next)207        self.assertEqualTwice('1', it.peek)208        self.assertEqual('1', next(it))209        self.assertTrueTwice(it.has_next)210        self.assertEqualTwice('2', it.peek)211        self.assertEqual('2', next(it))212        self.assertFalseTwice(it.has_next)213        self.assertEqualTwice(it.sentinel, it.peek)214        self.assertFalseTwice(it.has_next)215    def test_peek_with_one(self):216        a = []217        it = peek_iter(a)218        self.assertFalseTwice(it.has_next)219        self.assertEqualTwice([it.sentinel], it.peek, 1)220        self.assertFalseTwice(it.has_next)221        a = ['1']222        it = peek_iter(a)223        self.assertTrueTwice(it.has_next)224        self.assertEqualTwice(['1'], it.peek, 1)225        self.assertEqual('1', next(it))226        self.assertFalseTwice(it.has_next)227        self.assertEqualTwice([it.sentinel], it.peek, 1)228        self.assertFalseTwice(it.has_next)229        a = ['1', '2']230        it = peek_iter(a)231        self.assertTrueTwice(it.has_next)232        self.assertEqualTwice(['1'], it.peek, 1)233        self.assertEqual('1', next(it))234        self.assertTrueTwice(it.has_next)235        self.assertEqualTwice(['2'], it.peek, 1)236        self.assertEqual('2', next(it))237        self.assertFalseTwice(it.has_next)238        self.assertEqualTwice([it.sentinel], it.peek, 1)239        self.assertFalseTwice(it.has_next)240    def test_peek_with_zero(self):241        a = []242        it = peek_iter(a)243        self.assertFalseTwice(it.has_next)244        self.assertEqualTwice([], it.peek, 0)245        a = ['1']246        it = peek_iter(a)247        self.assertTrueTwice(it.has_next)248        self.assertEqualTwice([], it.peek, 0)249        self.assertTrueTwice(it.has_next)250        self.assertEqualTwice([], it.peek, 0)251        a = ['1', '2']252        it = peek_iter(a)253        self.assertTrueTwice(it.has_next)254        self.assertEqualTwice([], it.peek, 0)255        self.assertTrueTwice(it.has_next)256        self.assertEqualTwice([], it.peek, 0)257class ModifyIterTest(BaseIteratorsTest):258    def test_init_with_sentinel_args(self):259        a = iter(['1', '2', '3', 'DONE'])260        sentinel = 'DONE'261        def get_next():262            return next(a)263        it = modify_iter(get_next, sentinel, int)264        expected = [1, 2, 3]265        self.assertEqual(expected, [i for i in it])266    def test_init_with_sentinel_kwargs(self):267        a = iter([1, 2, 3, 4])268        sentinel = 4269        def get_next():270            return next(a)271        it = modify_iter(get_next, sentinel, modifier=str)272        expected = ['1', '2', '3']273        self.assertEqual(expected, [i for i in it])274    def test_modifier_default(self):275        a = ['', '  ', '  a  ', 'b  ', '  c', '  ', '']276        it = modify_iter(a)277        expected = ['', '  ', '  a  ', 'b  ', '  c', '  ', '']278        self.assertEqual(expected, [i for i in it])279    def test_modifier_not_callable(self):280        self.assertRaises(TypeError, modify_iter, [1], modifier='not_callable')281    def test_modifier_rstrip(self):282        a = ['', '  ', '  a  ', 'b  ', '  c', '  ', '']283        it = modify_iter(a, modifier=lambda s: s.rstrip())284        expected = ['', '', '  a', 'b', '  c', '', '']285        self.assertEqual(expected, [i for i in it])286    def test_modifier_rstrip_unicode(self):287        a = [u'', u'  ', u'  a  ', u'b  ', u'  c', u'  ', u'']288        it = modify_iter(a, modifier=lambda s: s.rstrip())289        expected = [u'', u'', u'  a', u'b', u'  c', u'', u'']...

exercise_3_2_2-5.py

Source:exercise_3_2_2-5.py

1'''2This function receives two arguments (a function and a variable)3and runs twice the function with the parameter/variable:4'''5def do_twice(function, argument):6    function(argument)7    function(argument)8'''9A function presented in this chapter for printing twice,10do_twice ismore general than print_twice:11'''12def print_twice(argument):13    print(argument)14    print(argument)15'''16This function uses do_twice twice for runs the function17with the parameter four times:18'''19def do_four(function, argument):20    do_twice(function, argument)21    do_twice(function, argument)22print("do_twice:\n")23do_twice(print, "spam")24print("\ndo_four:\n")...

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.