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
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
|
require_relative '../helper'
class MethodNameCheckTest < Test::Unit::TestCase
include DidYouMean::TestHelper
class User
def friends; end
def first_name; end
def descendants; end
def call_incorrect_private_method
raiae NoMethodError
end
def raise_no_method_error
self.firstname
rescue NoMethodError => e
raise e, e.message, e.backtrace
end
protected
def the_protected_method; end
private
def friend; end
def the_private_method; end
class << self
def load; end
end
end
module UserModule
def from_module; end
end
def setup
@user = User.new.extend(UserModule)
end
def test_corrections_include_instance_method
error = assert_raise(NoMethodError){ @user.flrst_name }
assert_correction :first_name, error.corrections
assert_match "Did you mean? first_name", error.to_s
end
def test_corrections_include_private_method
error = assert_raise(NoMethodError){ @user.friend }
assert_correction :friends, error.corrections
assert_match "Did you mean? friends", error.to_s
end
def test_corrections_include_method_from_module
error = assert_raise(NoMethodError){ @user.fr0m_module }
assert_correction :from_module, error.corrections
assert_match "Did you mean? from_module", error.to_s
end
def test_corrections_include_class_method
error = assert_raise(NoMethodError){ User.l0ad }
assert_correction :load, error.corrections
assert_match "Did you mean? load", error.to_s
end
def test_private_methods_should_not_be_suggested
error = assert_raise(NoMethodError){ User.new.the_protected_method }
refute_includes error.corrections, :the_protected_method
error = assert_raise(NoMethodError){ User.new.the_private_method }
refute_includes error.corrections, :the_private_method
end
def test_corrections_when_private_method_is_called_with_args
error = assert_raise(NoMethodError){ @user.call_incorrect_private_method }
assert_correction :raise, error.corrections
assert_match "Did you mean? raise", error.to_s
end
def test_exclude_methods_on_nil
error = assert_raise(NoMethodError){ nil.map }
assert_empty error.corrections
end
def test_does_not_exclude_custom_methods_on_nil
def nil.empty?
end
error = assert_raise(NoMethodError){ nil.empty }
assert_correction :empty?, error.corrections
ensure
NilClass.class_eval { undef empty? }
end
def test_does_not_append_suggestions_twice
error = assert_raise NoMethodError do
begin
@user.firstname
rescue NoMethodError => e
raise e, e.message, e.backtrace
end
end
assert_equal 1, error.to_s.scan(/Did you mean/).count
end
def test_does_not_append_suggestions_three_times
error = assert_raise NoMethodError do
begin
@user.raise_no_method_error
rescue NoMethodError => e
raise e, e.message, e.backtrace
end
end
assert_equal 1, error.to_s.scan(/Did you mean/).count
end
def test_suggests_corrections_on_nested_error
error = assert_raise NoMethodError do
begin
@user.firstname
rescue NoMethodError
@user.firstname
end
end
assert_equal 1, error.to_s.scan(/Did you mean/).count
end
def test_suggests_yield
error = assert_raise(NoMethodError) { yeild(1) }
assert_correction :yield, error.corrections
assert_match "Did you mean? yield", error.to_s
end
end
|