FilesExpand file tree

 master

/

about_scope.py

Copy path

Blame

More file actions

Blame

More file actions

Latest commit

 

History

History

History

110 lines (80 loc) · 3.36 KB

 master

/

about_scope.py

Copy path

Top

File metadata and controls

• Code
• Blame

110 lines (80 loc) · 3.36 KB

Raw

Copy raw file

Download raw file

Open symbols panel

Edit and raw actions

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

50

51

52

53

54

55

56

57

58

59

60

61

62

63

64

65

66

67

68

69

70

71

72

73

74

75

76

77

78

79

80

81

82

83

84

85

86

87

88

89

90

91

92

93

94

95

96

97

98

99

100

101

102

103

104

105

106

107

108

109

110

#!/usr/bin/env python

# -*- coding: utf-8 -*-

from runner.koan import *

from . import jims

from . import joes

counter = 0 # Global

class AboutScope(Koan):

#

# NOTE:

# Look in jims.py and joes.py to see definitions of Dog used

# for this set of tests

#

def test_dog_is_not_available_in_the_current_scope(self):

with self.assertRaises(___): fido = Dog()

def test_you_can_reference_nested_classes_using_the_scope_operator(self):

fido = jims.Dog()

# name 'jims' module name is taken from jims.py filename

rover = joes.Dog()

self.assertEqual(__, fido.identify())

self.assertEqual(__, rover.identify())

self.assertEqual(__, type(fido) == type(rover))

self.assertEqual(__, jims.Dog == joes.Dog)

# ------------------------------------------------------------------

class str:

pass

def test_bare_bones_class_names_do_not_assume_the_current_scope(self):

self.assertEqual(__, AboutScope.str == str)

def test_nested_string_is_not_the_same_as_the_system_string(self):

self.assertEqual(__, self.str == type("HI"))

def test_str_without_self_prefix_stays_in_the_global_scope(self):

self.assertEqual(__, str == type("HI"))

# ------------------------------------------------------------------

PI = 3.1416

def test_constants_are_defined_with_an_initial_uppercase_letter(self):

self.assertAlmostEqual(_____, self.PI)

# Note, floating point numbers in python are not precise.

# assertAlmostEqual will check that it is 'close enough'

def test_constants_are_assumed_by_convention_only(self):

self.PI = "rhubarb"

self.assertEqual(_____, self.PI)

# There aren't any real constants in python. Its up to the developer

# to keep to the convention and not modify them.

# ------------------------------------------------------------------

def increment_using_local_counter(self, counter):

counter = counter + 1

def increment_using_global_counter(self):

global counter

counter = counter + 1

def test_incrementing_with_local_counter(self):

global counter

start = counter

self.increment_using_local_counter(start)

self.assertEqual(__, counter == start + 1)

def test_incrementing_with_global_counter(self):

global counter

start = counter

self.increment_using_global_counter()

self.assertEqual(__, counter == start + 1)

# ------------------------------------------------------------------

def local_access(self):

stuff = 'eels'

def from_the_league():

stuff = 'this is a local shop for local people'

return stuff

return from_the_league()

def nonlocal_access(self):

stuff = 'eels'

def from_the_boosh():

nonlocal stuff

return stuff

return from_the_boosh()

def test_getting_something_locally(self):

self.assertEqual(__, self.local_access())

def test_getting_something_nonlocally(self):

self.assertEqual(__, self.nonlocal_access())

# ------------------------------------------------------------------

global deadly_bingo

deadly_bingo = [4, 8, 15, 16, 23, 42]

def test_global_attributes_can_be_created_in_the_middle_of_a_class(self):

self.assertEqual(__, deadly_bingo[5])