/
test_indent.rb
237 lines (206 loc) · 4.58 KB
/
test_indent.rb
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
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
require 'helper'
# Please keep in mind that any hash signs ("#") in the heredoc strings are
# placed on purpose. Without these editors might remove the whitespace on empty
# lines.
describe Pry::Indent do
before do
@indent = Pry::Indent.new
end
it 'should indent an array' do
input = "array = [\n10,\n15\n]"
output = "array = [\n 10,\n 15\n]"
@indent.indent(input).should == output
end
it 'should indent a hash' do
input = "hash = {\n:name => 'Ruby'\n}"
output = "hash = {\n :name => 'Ruby'\n}"
@indent.indent(input).should == output
end
it 'should indent a function' do
input = "def\nreturn 10\nend"
output = "def\n return 10\nend"
@indent.indent(input).should == output
end
it 'should indent a module and class' do
input = "module Foo\n# Hello world\nend"
output = "module Foo\n # Hello world\nend"
input_class = "class Foo\n# Hello world\nend"
output_class = "class Foo\n # Hello world\nend"
@indent.indent(input).should == output
@indent.indent(input_class).should == output_class
end
it 'should indent separate lines' do
@indent.indent('def foo').should == 'def foo'
@indent.indent('return 10').should == ' return 10'
@indent.indent('end').should == 'end'
end
it 'should not indent single line statements' do
input = <<TXT.strip
def hello; end
puts "Hello"
TXT
@indent.indent(input).should == input
end
it 'should handle multiple open and closing tokens on a line' do
input = <<TXT.strip
[10, 15].each do |num|
puts num
end
TXT
output = <<TXT.strip
[10, 15].each do |num|
puts num
end
TXT
@indent.indent(input).should == output
end
it 'should properly indent nested code' do
input = <<TXT.strip
module A
module B
class C
attr_accessor :test
# keep
def number
return 10
end
end
end
end
TXT
output = <<TXT.strip
module A
module B
class C
attr_accessor :test
# keep
def number
return 10
end
end
end
end
TXT
@indent.indent(input).should == output
end
it 'should indent statements such as if, else, etc' do
input = <<TXT.strip
if a == 10
#
elsif a == 15
#
else
#
end
#
while true
#
end
#
for num in [10, 15, 20]
#
end
#
for num in [10, 15, 20] do
#
end
TXT
output = <<TXT.strip
if a == 10
#
elsif a == 15
#
else
#
end
#
while true
#
end
#
for num in [10, 15, 20]
#
end
#
for num in [10, 15, 20] do
#
end
TXT
@indent.indent(input).should == output
end
it "should ident case statements" do
input = <<TXT.strip
case foo
when 1
2
when 2
if 3
4
end
when 5
#
else
#
end
TXT
output = <<TXT.strip
case foo
when 1
2
when 2
if 3
4
end
when 5
#
else
#
end
TXT
@indent.indent(input).should == output
end
it "should indent correctly with nesting" do
@indent.indent("[[\n[]]\n]").should == "[[\n []]\n]"
@indent.reset.indent("[[\n[]]\n]").should == "[[\n []]\n]"
@indent.reset.indent("[[{\n[] =>\n[]}]\n]").should == "[[{\n [] =>\n []}]\n]"
end
it "should not indent single-line ifs" do
@indent.indent("foo if bar\n#").should == "foo if bar\n#"
@indent.reset.indent("foo() if bar\n#").should == "foo() if bar\n#"
@indent.reset.indent("foo 'hi' if bar\n#").should == "foo 'hi' if bar\n#"
@indent.reset.indent("foo 1 while bar\n#").should == "foo 1 while bar\n#"
@indent.reset.indent("super if true\n#").should == "super if true\n#"
@indent.reset.indent("true if false\n#").should == "true if false\n#"
@indent.reset.indent("String if false\n#").should == "String if false\n#"
end
it "should indent cunningly disguised ifs" do
@indent.indent("{1 => if bar\n#").should == "{1 => if bar\n #"
@indent.reset.indent("foo(if bar\n#").should == "foo(if bar\n #"
@indent.reset.indent("bar(baz, if bar\n#").should == "bar(baz, if bar\n #"
@indent.reset.indent("[if bar\n#").should == "[if bar\n #"
@indent.reset.indent("true; while bar\n#").should == "true; while bar\n #"
end
it "should differentiate single/multi-line unless" do
@indent.indent("foo unless bar\nunless foo\nbar\nend").should == "foo unless bar\nunless foo\n bar\nend"
end
it "should not indent single/multi-line until" do
@indent.indent("%w{baz} until bar\nuntil foo\nbar\nend").should == "%w{baz} until bar\nuntil foo\n bar\nend"
end
it "should indent begin rescue end" do
input = <<INPUT.strip
begin
doo :something => :wrong
rescue => e
doit :right
end
INPUT
output = <<OUTPUT.strip
begin
doo :something => :wrong
rescue => e
doit :right
end
OUTPUT
@indent.indent(input).should == output
end
end