File: location_test.rb

package info (click to toggle)
ruby3.4 3.4.5-1~exp1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 154,784 kB
  • sloc: ruby: 1,259,653; ansic: 829,955; yacc: 28,233; pascal: 7,359; sh: 3,864; python: 1,799; cpp: 1,158; asm: 808; makefile: 801; javascript: 414; lisp: 109; perl: 62; awk: 36; sed: 4; xml: 4
file content (251 lines) | stat: -rw-r--r-- 10,278 bytes parent folder | download 
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
238
239
240
241
242
243
244
245
246
247
248
249
250
251
 
# frozen_string_literal: true

require_relative "../test_helper"

module Prism
  class LocationTest < TestCase
    def test_join
      call = Prism.parse_statement("1234 + 567")
      receiver = call.receiver
      argument = call.arguments.arguments.first

      joined = receiver.location.join(argument.location)
      assert_equal 0, joined.start_offset
      assert_equal 10, joined.length

      assert_raise(RuntimeError, "Incompatible locations") do
        argument.location.join(receiver.location)
      end

      other_argument = Prism.parse_statement("1234 + 567").arguments.arguments.first

      assert_raise(RuntimeError, "Incompatible sources") do
        other_argument.location.join(receiver.location)
      end

      assert_raise(RuntimeError, "Incompatible sources") do
        receiver.location.join(other_argument.location)
      end
    end

    def test_character_offsets
      program = Prism.parse("šŸ˜€ + šŸ˜€\nšŸ˜ ||= šŸ˜").value

      # first šŸ˜€
      location = program.statements.body.first.receiver.location
      assert_equal 0, location.start_character_offset
      assert_equal 1, location.end_character_offset
      assert_equal 0, location.start_character_column
      assert_equal 1, location.end_character_column

      # second šŸ˜€
      location = program.statements.body.first.arguments.arguments.first.location
      assert_equal 4, location.start_character_offset
      assert_equal 5, location.end_character_offset
      assert_equal 4, location.start_character_column
      assert_equal 5, location.end_character_column

      # first šŸ˜
      location = program.statements.body.last.name_loc
      assert_equal 6, location.start_character_offset
      assert_equal 7, location.end_character_offset
      assert_equal 0, location.start_character_column
      assert_equal 1, location.end_character_column

      # second šŸ˜
      location = program.statements.body.last.value.location
      assert_equal 12, location.start_character_offset
      assert_equal 13, location.end_character_offset
      assert_equal 6, location.start_character_column
      assert_equal 7, location.end_character_column
    end

    def test_code_units
      program = Prism.parse("šŸ˜€ + šŸ˜€\nšŸ˜ ||= šŸ˜").value

      # first šŸ˜€
      location = program.statements.body.first.receiver.location

      assert_equal 0, location.start_code_units_offset(Encoding::UTF_8)
      assert_equal 0, location.start_code_units_offset(Encoding::UTF_16LE)
      assert_equal 0, location.start_code_units_offset(Encoding::UTF_32LE)

      assert_equal 1, location.end_code_units_offset(Encoding::UTF_8)
      assert_equal 2, location.end_code_units_offset(Encoding::UTF_16LE)
      assert_equal 1, location.end_code_units_offset(Encoding::UTF_32LE)

      assert_equal 0, location.start_code_units_column(Encoding::UTF_8)
      assert_equal 0, location.start_code_units_column(Encoding::UTF_16LE)
      assert_equal 0, location.start_code_units_column(Encoding::UTF_32LE)

      assert_equal 1, location.end_code_units_column(Encoding::UTF_8)
      assert_equal 2, location.end_code_units_column(Encoding::UTF_16LE)
      assert_equal 1, location.end_code_units_column(Encoding::UTF_32LE)

      # second šŸ˜€
      location = program.statements.body.first.arguments.arguments.first.location

      assert_equal 4, location.start_code_units_offset(Encoding::UTF_8)
      assert_equal 5, location.start_code_units_offset(Encoding::UTF_16LE)
      assert_equal 4, location.start_code_units_offset(Encoding::UTF_32LE)

      assert_equal 5, location.end_code_units_offset(Encoding::UTF_8)
      assert_equal 7, location.end_code_units_offset(Encoding::UTF_16LE)
      assert_equal 5, location.end_code_units_offset(Encoding::UTF_32LE)

      assert_equal 4, location.start_code_units_column(Encoding::UTF_8)
      assert_equal 5, location.start_code_units_column(Encoding::UTF_16LE)
      assert_equal 4, location.start_code_units_column(Encoding::UTF_32LE)

      assert_equal 5, location.end_code_units_column(Encoding::UTF_8)
      assert_equal 7, location.end_code_units_column(Encoding::UTF_16LE)
      assert_equal 5, location.end_code_units_column(Encoding::UTF_32LE)

      # first šŸ˜
      location = program.statements.body.last.name_loc

      assert_equal 6, location.start_code_units_offset(Encoding::UTF_8)
      assert_equal 8, location.start_code_units_offset(Encoding::UTF_16LE)
      assert_equal 6, location.start_code_units_offset(Encoding::UTF_32LE)

      assert_equal 7, location.end_code_units_offset(Encoding::UTF_8)
      assert_equal 10, location.end_code_units_offset(Encoding::UTF_16LE)
      assert_equal 7, location.end_code_units_offset(Encoding::UTF_32LE)

      assert_equal 0, location.start_code_units_column(Encoding::UTF_8)
      assert_equal 0, location.start_code_units_column(Encoding::UTF_16LE)
      assert_equal 0, location.start_code_units_column(Encoding::UTF_32LE)

      assert_equal 1, location.end_code_units_column(Encoding::UTF_8)
      assert_equal 2, location.end_code_units_column(Encoding::UTF_16LE)
      assert_equal 1, location.end_code_units_column(Encoding::UTF_32LE)

      # second šŸ˜
      location = program.statements.body.last.value.location

      assert_equal 12, location.start_code_units_offset(Encoding::UTF_8)
      assert_equal 15, location.start_code_units_offset(Encoding::UTF_16LE)
      assert_equal 12, location.start_code_units_offset(Encoding::UTF_32LE)

      assert_equal 13, location.end_code_units_offset(Encoding::UTF_8)
      assert_equal 17, location.end_code_units_offset(Encoding::UTF_16LE)
      assert_equal 13, location.end_code_units_offset(Encoding::UTF_32LE)

      assert_equal 6, location.start_code_units_column(Encoding::UTF_8)
      assert_equal 7, location.start_code_units_column(Encoding::UTF_16LE)
      assert_equal 6, location.start_code_units_column(Encoding::UTF_32LE)

      assert_equal 7, location.end_code_units_column(Encoding::UTF_8)
      assert_equal 9, location.end_code_units_column(Encoding::UTF_16LE)
      assert_equal 7, location.end_code_units_column(Encoding::UTF_32LE)
    end

    def test_cached_code_units
      result = Prism.parse("šŸ˜€ + šŸ˜€\nšŸ˜ ||= šŸ˜")

      utf8_cache = result.code_units_cache(Encoding::UTF_8)
      utf16_cache = result.code_units_cache(Encoding::UTF_16LE)
      utf32_cache = result.code_units_cache(Encoding::UTF_32LE)

      # first šŸ˜€
      location = result.value.statements.body.first.receiver.location

      assert_equal 0, location.cached_start_code_units_offset(utf8_cache)
      assert_equal 0, location.cached_start_code_units_offset(utf16_cache)
      assert_equal 0, location.cached_start_code_units_offset(utf32_cache)

      assert_equal 1, location.cached_end_code_units_offset(utf8_cache)
      assert_equal 2, location.cached_end_code_units_offset(utf16_cache)
      assert_equal 1, location.cached_end_code_units_offset(utf32_cache)

      assert_equal 0, location.cached_start_code_units_column(utf8_cache)
      assert_equal 0, location.cached_start_code_units_column(utf16_cache)
      assert_equal 0, location.cached_start_code_units_column(utf32_cache)

      assert_equal 1, location.cached_end_code_units_column(utf8_cache)
      assert_equal 2, location.cached_end_code_units_column(utf16_cache)
      assert_equal 1, location.cached_end_code_units_column(utf32_cache)

      # second šŸ˜€
      location = result.value.statements.body.first.arguments.arguments.first.location

      assert_equal 4, location.cached_start_code_units_offset(utf8_cache)
      assert_equal 5, location.cached_start_code_units_offset(utf16_cache)
      assert_equal 4, location.cached_start_code_units_offset(utf32_cache)

      assert_equal 5, location.cached_end_code_units_offset(utf8_cache)
      assert_equal 7, location.cached_end_code_units_offset(utf16_cache)
      assert_equal 5, location.cached_end_code_units_offset(utf32_cache)

      assert_equal 4, location.cached_start_code_units_column(utf8_cache)
      assert_equal 5, location.cached_start_code_units_column(utf16_cache)
      assert_equal 4, location.cached_start_code_units_column(utf32_cache)

      assert_equal 5, location.cached_end_code_units_column(utf8_cache)
      assert_equal 7, location.cached_end_code_units_column(utf16_cache)
      assert_equal 5, location.cached_end_code_units_column(utf32_cache)
    end

    def test_code_units_binary_valid_utf8
      program = Prism.parse(<<~RUBY).value
        # -*- encoding: binary -*-

        šŸ˜€ + šŸ˜€
      RUBY

      receiver = program.statements.body.first.receiver
      assert_equal "šŸ˜€".b.to_sym, receiver.name

      location = receiver.location
      assert_equal 1, location.end_code_units_column(Encoding::UTF_8)
      assert_equal 2, location.end_code_units_column(Encoding::UTF_16LE)
      assert_equal 1, location.end_code_units_column(Encoding::UTF_32LE)
    end

    def test_code_units_binary_invalid_utf8
      program = Prism.parse(<<~RUBY).value
        # -*- encoding: binary -*-

        \x90 + \x90
      RUBY

      receiver = program.statements.body.first.receiver
      assert_equal "\x90".b.to_sym, receiver.name

      location = receiver.location
      assert_equal 1, location.end_code_units_column(Encoding::UTF_8)
      assert_equal 1, location.end_code_units_column(Encoding::UTF_16LE)
      assert_equal 1, location.end_code_units_column(Encoding::UTF_32LE)
    end

    def test_chop
      location = Prism.parse("foo").value.location

      assert_equal "fo", location.chop.slice
      assert_equal "", location.chop.chop.chop.slice

      # Check that we don't go negative.
      10.times { location = location.chop }
      assert_equal "", location.slice
    end

    def test_slice_lines
      method = Prism.parse_statement("\nprivate def foo\nend\n").arguments.arguments.first

      assert_equal "private def foo\nend\n", method.slice_lines
    end

    def test_adjoin
      program = Prism.parse("foo.bar = 1").value

      location = program.statements.body.first.message_loc
      adjoined = location.adjoin("=")

      assert_kind_of Location, adjoined
      refute_equal location, adjoined

      assert_equal 4, adjoined.start_offset
      assert_equal 9, adjoined.end_offset
    end
  end
end