1 | # coding: utf-8
|
---|
2 | ##
|
---|
3 | # String(Ext) Test
|
---|
4 |
|
---|
5 | UTF8STRING = __ENCODING__ == "UTF-8"
|
---|
6 |
|
---|
7 | def assert_upto(exp, receiver, *args)
|
---|
8 | act = []
|
---|
9 | receiver.upto(*args) { |v| act << v }
|
---|
10 | assert_equal exp, act
|
---|
11 | end
|
---|
12 |
|
---|
13 | assert('String#dump') do
|
---|
14 | assert_equal("\"\\x00\"", "\0".dump)
|
---|
15 | assert_equal("\"foo\"", "foo".dump)
|
---|
16 | assert_equal('"\xe3\x82\x8b"', "る".dump)
|
---|
17 | assert_nothing_raised { ("\1" * 100).dump } # regress #1210
|
---|
18 | end
|
---|
19 |
|
---|
20 | assert('String#strip') do
|
---|
21 | s = " abc "
|
---|
22 | assert_equal("abc", s.strip)
|
---|
23 | assert_equal(" abc ", s)
|
---|
24 | assert_equal("", "".strip)
|
---|
25 | assert_equal("", " \t\r\n\f\v".strip)
|
---|
26 | assert_equal("\0a", "\0a\0".strip)
|
---|
27 | assert_equal("abc", "abc".strip)
|
---|
28 | assert_equal("abc", " abc".strip)
|
---|
29 | assert_equal("abc", "abc ".strip)
|
---|
30 | end
|
---|
31 |
|
---|
32 | assert('String#lstrip') do
|
---|
33 | s = " abc "
|
---|
34 | assert_equal("abc ", s.lstrip)
|
---|
35 | assert_equal(" abc ", s)
|
---|
36 | assert_equal("", "".lstrip)
|
---|
37 | assert_equal("", " \t\r\n\f\v".lstrip)
|
---|
38 | assert_equal("\0a\0", "\0a\0".lstrip)
|
---|
39 | assert_equal("abc", "abc".lstrip)
|
---|
40 | assert_equal("abc", " abc".lstrip)
|
---|
41 | assert_equal("abc ", "abc ".lstrip)
|
---|
42 | end
|
---|
43 |
|
---|
44 | assert('String#rstrip') do
|
---|
45 | s = " abc "
|
---|
46 | assert_equal(" abc", s.rstrip)
|
---|
47 | assert_equal(" abc ", s)
|
---|
48 | assert_equal("", "".rstrip)
|
---|
49 | assert_equal("", " \t\r\n\f\v".rstrip)
|
---|
50 | assert_equal("\0a", "\0a\0".rstrip)
|
---|
51 | assert_equal("abc", "abc".rstrip)
|
---|
52 | assert_equal(" abc", " abc".rstrip)
|
---|
53 | assert_equal("abc", "abc ".rstrip)
|
---|
54 | end
|
---|
55 |
|
---|
56 | assert('String#strip!') do
|
---|
57 | s = " abc "
|
---|
58 | t = "abc"
|
---|
59 | assert_equal("abc", s.strip!)
|
---|
60 | assert_equal("abc", s)
|
---|
61 | assert_nil(t.strip!)
|
---|
62 | assert_equal("abc", t)
|
---|
63 | end
|
---|
64 |
|
---|
65 | assert('String#lstrip!') do
|
---|
66 | s = " abc "
|
---|
67 | t = "abc "
|
---|
68 | assert_equal("abc ", s.lstrip!)
|
---|
69 | assert_equal("abc ", s)
|
---|
70 | assert_nil(t.lstrip!)
|
---|
71 | assert_equal("abc ", t)
|
---|
72 | end
|
---|
73 |
|
---|
74 | assert('String#rstrip!') do
|
---|
75 | s = " abc "
|
---|
76 | t = " abc"
|
---|
77 | assert_equal(" abc", s.rstrip!)
|
---|
78 | assert_equal(" abc", s)
|
---|
79 | assert_nil(t.rstrip!)
|
---|
80 | assert_equal(" abc", t)
|
---|
81 | end
|
---|
82 |
|
---|
83 | assert('String#swapcase') do
|
---|
84 | assert_equal "hELLO", "Hello".swapcase
|
---|
85 | assert_equal "CyBeR_pUnK11", "cYbEr_PuNk11".swapcase
|
---|
86 | end
|
---|
87 |
|
---|
88 | assert('String#swapcase!') do
|
---|
89 | s = "Hello"
|
---|
90 | t = s.clone
|
---|
91 | t.swapcase!
|
---|
92 | assert_equal s.swapcase, t
|
---|
93 | end
|
---|
94 |
|
---|
95 | assert('String#concat') do
|
---|
96 | assert_equal "Hello World!", "Hello " << "World" << 33
|
---|
97 | assert_equal "Hello World!", "Hello ".concat("World").concat(33)
|
---|
98 | assert_raise(TypeError) { "".concat(Object.new) }
|
---|
99 |
|
---|
100 | if UTF8STRING
|
---|
101 | assert_equal "H«", "H" << 0xab
|
---|
102 | assert_equal "Hは", "H" << 12399
|
---|
103 | else
|
---|
104 | assert_equal "H\xab", "H" << 0xab
|
---|
105 | assert_raise(RangeError) { "H" << 12399 }
|
---|
106 | end
|
---|
107 | end
|
---|
108 |
|
---|
109 | assert('String#casecmp') do
|
---|
110 | assert_equal 1, "abcdef".casecmp("abcde")
|
---|
111 | assert_equal 0, "aBcDeF".casecmp("abcdef")
|
---|
112 | assert_equal(-1, "abcdef".casecmp("abcdefg"))
|
---|
113 | assert_equal 0, "abcdef".casecmp("ABCDEF")
|
---|
114 | end
|
---|
115 |
|
---|
116 | assert('String#count') do
|
---|
117 | s = "abccdeff123"
|
---|
118 | assert_equal 0, s.count("")
|
---|
119 | assert_equal 1, s.count("a")
|
---|
120 | assert_equal 2, s.count("ab")
|
---|
121 | assert_equal 9, s.count("^c")
|
---|
122 | assert_equal 8, s.count("a-z")
|
---|
123 | assert_equal 4, s.count("a0-9")
|
---|
124 | end
|
---|
125 |
|
---|
126 | assert('String#tr') do
|
---|
127 | assert_equal "ABC", "abc".tr('a-z', 'A-Z')
|
---|
128 | assert_equal "hippo", "hello".tr('el', 'ip')
|
---|
129 | assert_equal "Ruby", "Lisp".tr("Lisp", "Ruby")
|
---|
130 | assert_equal "*e**o", "hello".tr('^aeiou', '*')
|
---|
131 | assert_equal "heo", "hello".tr('l', '')
|
---|
132 | end
|
---|
133 |
|
---|
134 | assert('String#tr!') do
|
---|
135 | s = "abcdefghijklmnopqR"
|
---|
136 | assert_equal "ab12222hijklmnopqR", s.tr!("cdefg", "12")
|
---|
137 | assert_equal "ab12222hijklmnopqR", s
|
---|
138 | end
|
---|
139 |
|
---|
140 | assert('String#tr_s') do
|
---|
141 | assert_equal "hero", "hello".tr_s('l', 'r')
|
---|
142 | assert_equal "h*o", "hello".tr_s('el', '*')
|
---|
143 | assert_equal "hhxo", "hello".tr_s('el', 'hx')
|
---|
144 | end
|
---|
145 |
|
---|
146 | assert('String#tr_s!') do
|
---|
147 | s = "hello"
|
---|
148 | assert_equal "hero", s.tr_s!('l', 'r')
|
---|
149 | assert_equal "hero", s
|
---|
150 | assert_nil s.tr_s!('l', 'r')
|
---|
151 | end
|
---|
152 |
|
---|
153 | assert('String#squeeze') do
|
---|
154 | assert_equal "yelow mon", "yellow moon".squeeze
|
---|
155 | assert_equal " now is the", " now is the".squeeze(" ")
|
---|
156 | assert_equal "puters shot balls", "putters shoot balls".squeeze("m-z")
|
---|
157 | end
|
---|
158 |
|
---|
159 | assert('String#squeeze!') do
|
---|
160 | s = " now is the"
|
---|
161 | assert_equal " now is the", s.squeeze!(" ")
|
---|
162 | assert_equal " now is the", s
|
---|
163 | end
|
---|
164 |
|
---|
165 | assert('String#delete') do
|
---|
166 | assert_equal "he", "hello".delete("lo")
|
---|
167 | assert_equal "hll", "hello".delete("aeiou")
|
---|
168 | assert_equal "ll", "hello".delete("^l")
|
---|
169 | assert_equal "ho", "hello".delete("ej-m")
|
---|
170 | end
|
---|
171 |
|
---|
172 | assert('String#delete!') do
|
---|
173 | s = "hello"
|
---|
174 | assert_equal "he", s.delete!("lo")
|
---|
175 | assert_equal "he", s
|
---|
176 | assert_nil s.delete!("lz")
|
---|
177 | end
|
---|
178 |
|
---|
179 | assert('String#start_with?') do
|
---|
180 | assert_true "hello".start_with?("heaven", "hell")
|
---|
181 | assert_true !"hello".start_with?("heaven", "paradise")
|
---|
182 | assert_true !"h".start_with?("heaven", "hell")
|
---|
183 | assert_raise TypeError do "hello".start_with?(true) end
|
---|
184 | end
|
---|
185 |
|
---|
186 | assert('String#end_with?') do
|
---|
187 | assert_true "string".end_with?("ing", "mng")
|
---|
188 | assert_true !"string".end_with?("str", "tri")
|
---|
189 | assert_true !"ng".end_with?("ing", "mng")
|
---|
190 | assert_raise TypeError do "hello".end_with?(true) end
|
---|
191 | end
|
---|
192 |
|
---|
193 | assert('String#partition') do
|
---|
194 | assert_equal ["a", "x", "axa"], "axaxa".partition("x")
|
---|
195 | assert_equal ["aaaaa", "", ""], "aaaaa".partition("x")
|
---|
196 | assert_equal ["", "", "aaaaa"], "aaaaa".partition("")
|
---|
197 | assert_equal ["", "a", "aaaa"], "aaaaa".partition("a")
|
---|
198 | assert_equal ["aaaa", "b", ""], "aaaab".partition("b")
|
---|
199 | assert_equal ["", "b", "aaaa"], "baaaa".partition("b")
|
---|
200 | assert_equal ["", "", ""], "".partition("a")
|
---|
201 | end
|
---|
202 |
|
---|
203 | assert('String#rpartition') do
|
---|
204 | assert_equal ["axa", "x", "a"], "axaxa".rpartition("x")
|
---|
205 | assert_equal ["", "", "aaaaa"], "aaaaa".rpartition("x")
|
---|
206 | assert_equal ["aaaaa", "", ""], "aaaaa".rpartition("")
|
---|
207 | assert_equal ["aaaa", "a", ""], "aaaaa".rpartition("a")
|
---|
208 | assert_equal ["aaaa", "b", ""], "aaaab".rpartition("b")
|
---|
209 | assert_equal ["", "b", "aaaa"], "baaaa".rpartition("b")
|
---|
210 | assert_equal ["", "", ""], "".rpartition("a")
|
---|
211 | end
|
---|
212 |
|
---|
213 | assert('String#hex') do
|
---|
214 | assert_equal 16, "10".hex
|
---|
215 | assert_equal 255, "ff".hex
|
---|
216 | assert_equal 16, "0x10".hex
|
---|
217 | assert_equal (-16), "-0x10".hex
|
---|
218 | assert_equal 0, "xyz".hex
|
---|
219 | assert_equal 16, "10z".hex
|
---|
220 | assert_equal 16, "1_0".hex
|
---|
221 | assert_equal 0, "".hex
|
---|
222 | end
|
---|
223 |
|
---|
224 | assert('String#oct') do
|
---|
225 | assert_equal 8, "10".oct
|
---|
226 | assert_equal 7, "7".oct
|
---|
227 | assert_equal 0, "8".oct
|
---|
228 | assert_equal 0, "9".oct
|
---|
229 | assert_equal 0, "xyz".oct
|
---|
230 | assert_equal 8, "10z".oct
|
---|
231 | assert_equal 8, "1_0".oct
|
---|
232 | assert_equal 8, "010".oct
|
---|
233 | assert_equal (-8), "-10".oct
|
---|
234 | end
|
---|
235 |
|
---|
236 | assert('String#lines') do
|
---|
237 | assert_equal ["Hel\n", "lo\n", "World!"], "Hel\nlo\nWorld!".lines
|
---|
238 | assert_equal ["Hel\n", "lo\n", "World!\n"], "Hel\nlo\nWorld!\n".lines
|
---|
239 | assert_equal ["\n", "\n", "\n"], "\n\n\n".lines
|
---|
240 | assert_equal [], "".lines
|
---|
241 | end
|
---|
242 |
|
---|
243 | assert('String#clear') do
|
---|
244 | # embed string
|
---|
245 | s = "foo"
|
---|
246 | assert_equal("", s.clear)
|
---|
247 | assert_equal("", s)
|
---|
248 |
|
---|
249 | # not embed string and not shared string
|
---|
250 | s = "foo" * 100
|
---|
251 | a = s
|
---|
252 | assert_equal("", s.clear)
|
---|
253 | assert_equal("", s)
|
---|
254 | assert_equal("", a)
|
---|
255 |
|
---|
256 | # shared string
|
---|
257 | s = "foo" * 100
|
---|
258 | a = s[10, 90] # create shared string
|
---|
259 | assert_equal("", s.clear) # clear
|
---|
260 | assert_equal("", s) # s is cleared
|
---|
261 | assert_not_equal("", a) # a should not be affected
|
---|
262 | end
|
---|
263 |
|
---|
264 | assert('String#slice!') do
|
---|
265 | a = "AooBar"
|
---|
266 | b = a.dup
|
---|
267 | assert_equal "A", a.slice!(0)
|
---|
268 | assert_equal "AooBar", b
|
---|
269 |
|
---|
270 | a = "FooBar"
|
---|
271 | assert_equal "r", a.slice!(-1)
|
---|
272 | assert_equal "FooBa", a
|
---|
273 |
|
---|
274 | a = "FooBar"
|
---|
275 | assert_nil a.slice!(6)
|
---|
276 | assert_nil a.slice!(-7)
|
---|
277 | assert_equal "FooBar", a
|
---|
278 |
|
---|
279 | a = "FooBar"
|
---|
280 | assert_equal "Foo", a.slice!(0, 3)
|
---|
281 | assert_equal "Bar", a
|
---|
282 |
|
---|
283 | a = "FooBar"
|
---|
284 | assert_equal "Bar", a.slice!(-3, 3)
|
---|
285 | assert_equal "Foo", a
|
---|
286 |
|
---|
287 | a = "FooBar"
|
---|
288 | assert_equal "", a.slice!(6, 2)
|
---|
289 | assert_equal "FooBar", a
|
---|
290 |
|
---|
291 | a = "FooBar"
|
---|
292 | assert_nil a.slice!(-7,10)
|
---|
293 | assert_equal "FooBar", a
|
---|
294 |
|
---|
295 | a = "FooBar"
|
---|
296 | assert_equal "Foo", a.slice!(0..2)
|
---|
297 | assert_equal "Bar", a
|
---|
298 |
|
---|
299 | a = "FooBar"
|
---|
300 | assert_equal "Bar", a.slice!(-3..-1)
|
---|
301 | assert_equal "Foo", a
|
---|
302 |
|
---|
303 | a = "FooBar"
|
---|
304 | assert_equal "", a.slice!(6..2)
|
---|
305 | assert_equal "FooBar", a
|
---|
306 |
|
---|
307 | a = "FooBar"
|
---|
308 | assert_nil a.slice!(-10..-7)
|
---|
309 | assert_equal "FooBar", a
|
---|
310 |
|
---|
311 | a = "FooBar"
|
---|
312 | assert_equal "Foo", a.slice!("Foo")
|
---|
313 | assert_equal "Bar", a
|
---|
314 |
|
---|
315 | a = "FooBar"
|
---|
316 | assert_nil a.slice!("xyzzy")
|
---|
317 | assert_equal "FooBar", a
|
---|
318 |
|
---|
319 | assert_raise(ArgumentError) { "foo".slice! }
|
---|
320 | end
|
---|
321 |
|
---|
322 | assert('String#succ') do
|
---|
323 | assert_equal "", "".succ
|
---|
324 | assert_equal "1", "0".succ
|
---|
325 | assert_equal "10", "9".succ
|
---|
326 | assert_equal "01", "00".succ
|
---|
327 | assert_equal "a1", "a0".succ
|
---|
328 | assert_equal "A1", "A0".succ
|
---|
329 | assert_equal "10", "09".succ
|
---|
330 | assert_equal "b0", "a9".succ
|
---|
331 | assert_equal "B0", "A9".succ
|
---|
332 |
|
---|
333 | assert_equal "b", "a".succ
|
---|
334 | assert_equal "aa", "z".succ
|
---|
335 | assert_equal "ab", "aa".succ
|
---|
336 | assert_equal "Ab", "Aa".succ
|
---|
337 | assert_equal "0b", "0a".succ
|
---|
338 | assert_equal "ba", "az".succ
|
---|
339 | assert_equal "Ba", "Az".succ
|
---|
340 | assert_equal "1a", "0z".succ
|
---|
341 |
|
---|
342 | assert_equal "B", "A".succ
|
---|
343 | assert_equal "AA", "Z".succ
|
---|
344 | assert_equal "AB", "AA".succ
|
---|
345 | assert_equal "aB", "aA".succ
|
---|
346 | assert_equal "0B", "0A".succ
|
---|
347 | assert_equal "BA", "AZ".succ
|
---|
348 | assert_equal "bA", "aZ".succ
|
---|
349 | assert_equal "1A", "0Z".succ
|
---|
350 |
|
---|
351 | assert_equal ".", "-".succ
|
---|
352 | assert_equal "\x01\x00", "\xff".succ
|
---|
353 | assert_equal "-b", "-a".succ
|
---|
354 | assert_equal "-aa", "-z".succ
|
---|
355 | assert_equal "-a-b-", "-a-a-".succ
|
---|
356 | assert_equal "-b-", "-a-".succ
|
---|
357 | assert_equal "-aa-", "-z-".succ
|
---|
358 | assert_equal "あb", "あa".succ
|
---|
359 | assert_equal "あba", "あaz".succ
|
---|
360 |
|
---|
361 | a = ""; a.succ!
|
---|
362 | assert_equal "", a
|
---|
363 | a = "0"; a.succ!
|
---|
364 | assert_equal "1", a
|
---|
365 | a = "9"; a.succ!
|
---|
366 | assert_equal "10", a
|
---|
367 | a = "00"; a.succ!
|
---|
368 | assert_equal "01", a
|
---|
369 | a = "a0"; a.succ!
|
---|
370 | assert_equal "a1", a
|
---|
371 | a = "A0"; a.succ!
|
---|
372 | assert_equal "A1", a
|
---|
373 | a = "09"; a.succ!
|
---|
374 | assert_equal "10", a
|
---|
375 | a = "a9"; a.succ!
|
---|
376 | assert_equal "b0", a
|
---|
377 | a = "A9"; a.succ!
|
---|
378 | assert_equal "B0", a
|
---|
379 |
|
---|
380 | a = "a"; a.succ!
|
---|
381 | assert_equal "b", a
|
---|
382 | a = "z"; a.succ!
|
---|
383 | assert_equal "aa", a
|
---|
384 | a = "aa"; a.succ!
|
---|
385 | assert_equal "ab", a
|
---|
386 | a = "Aa"; a.succ!
|
---|
387 | assert_equal "Ab", a
|
---|
388 | a = "0a"; a.succ!
|
---|
389 | assert_equal "0b", a
|
---|
390 | a = "az"; a.succ!
|
---|
391 | assert_equal "ba", a
|
---|
392 | a = "Az"; a.succ!
|
---|
393 | assert_equal "Ba", a
|
---|
394 | a = "0z"; a.succ!
|
---|
395 | assert_equal "1a", a
|
---|
396 |
|
---|
397 | a = "A"; a.succ!
|
---|
398 | assert_equal "B", a
|
---|
399 | a = "Z"; a.succ!
|
---|
400 | assert_equal "AA", a
|
---|
401 | a = "AA"; a.succ!
|
---|
402 | assert_equal "AB", a
|
---|
403 | a = "aA"; a.succ!
|
---|
404 | assert_equal "aB", a
|
---|
405 | a = "0A"; a.succ!
|
---|
406 | assert_equal "0B", a
|
---|
407 | a = "AZ"; a.succ!
|
---|
408 | assert_equal "BA", a
|
---|
409 | a = "aZ"; a.succ!
|
---|
410 | assert_equal "bA", a
|
---|
411 | a = "0Z"; a.succ!
|
---|
412 | assert_equal "1A", a
|
---|
413 |
|
---|
414 | a = "-"; a.succ!
|
---|
415 | assert_equal ".", a
|
---|
416 | a = "\xff"; a.succ!
|
---|
417 | assert_equal "\x01\x00", a
|
---|
418 | a = "-a"; a.succ!
|
---|
419 | assert_equal "-b", a
|
---|
420 | a = "-z"; a.succ!
|
---|
421 | assert_equal "-aa", a
|
---|
422 | a = "-a-a-"; a.succ!
|
---|
423 | assert_equal "-a-b-", a
|
---|
424 | a = "-a-"; a.succ!
|
---|
425 | assert_equal "-b-", a
|
---|
426 | a = "-z-"; a.succ!
|
---|
427 | assert_equal "-aa-", a
|
---|
428 | a = "あb"; a.succ!
|
---|
429 | assert_equal "あc", a
|
---|
430 | a = "あaz"; a.succ!
|
---|
431 | assert_equal "あba", a
|
---|
432 | end
|
---|
433 |
|
---|
434 | assert('String#next') do
|
---|
435 | assert_equal "01", "00".next
|
---|
436 |
|
---|
437 | a = "00"; a.next!
|
---|
438 | assert_equal "01", a
|
---|
439 | end
|
---|
440 |
|
---|
441 | assert('String#insert') do
|
---|
442 | assert_equal "Xabcd", "abcd".insert(0, 'X')
|
---|
443 | assert_equal "abcXd", "abcd".insert(3, 'X')
|
---|
444 | assert_equal "abcdX", "abcd".insert(4, 'X')
|
---|
445 | assert_equal "abXcd", "abcd".insert(-3, 'X')
|
---|
446 | assert_equal "abcdX", "abcd".insert(-1, 'X')
|
---|
447 | assert_raise(IndexError) { "abcd".insert(5, 'X') }
|
---|
448 | assert_raise(IndexError) { "abcd".insert(-6, 'X') }
|
---|
449 |
|
---|
450 | a = "abcd"
|
---|
451 | a.insert(0, 'X')
|
---|
452 | assert_equal "Xabcd", a
|
---|
453 | end
|
---|
454 |
|
---|
455 | assert('String#prepend') do
|
---|
456 | a = "world"
|
---|
457 | assert_equal "hello world", a.prepend("hello ")
|
---|
458 | assert_equal "hello world", a
|
---|
459 | end
|
---|
460 |
|
---|
461 | assert('String#ljust') do
|
---|
462 | assert_equal "hello", "hello".ljust(4)
|
---|
463 | assert_equal "hello ", "hello".ljust(20)
|
---|
464 | assert_equal 20, "hello".ljust(20).length
|
---|
465 | assert_equal "hello123412341234123", "hello".ljust(20, '1234')
|
---|
466 | assert_equal "hello", "hello".ljust(-3)
|
---|
467 | end
|
---|
468 |
|
---|
469 | assert('String#rjust') do
|
---|
470 | assert_equal "hello", "hello".rjust(4)
|
---|
471 | assert_equal " hello", "hello".rjust(20)
|
---|
472 | assert_equal 20, "hello".rjust(20).length
|
---|
473 | assert_equal "123412341234123hello", "hello".rjust(20, '1234')
|
---|
474 | assert_equal "hello", "hello".rjust(-3)
|
---|
475 | end
|
---|
476 |
|
---|
477 | if UTF8STRING
|
---|
478 | assert('String#ljust with UTF8') do
|
---|
479 | assert_equal "helloん ", "helloん".ljust(20)
|
---|
480 | assert_equal "helloó ", "helloó".ljust(34)
|
---|
481 | assert_equal 34, "helloó".ljust(34).length
|
---|
482 | assert_equal "helloんんんんんんんんんんんんんん", "hello".ljust(19, 'ん')
|
---|
483 | assert_equal "helloんんんんんんんんんんんんんんん", "hello".ljust(20, 'ん')
|
---|
484 | end
|
---|
485 |
|
---|
486 | assert('String#rjust with UTF8') do
|
---|
487 | assert_equal " helloん", "helloん".rjust(20)
|
---|
488 | assert_equal " helloó", "helloó".rjust(34)
|
---|
489 | # assert_equal 34, "helloó".rjust(34).length
|
---|
490 | assert_equal "んんんんんんんんんんんんんんhello", "hello".rjust(19, 'ん')
|
---|
491 | assert_equal "んんんんんんんんんんんんんんんhello", "hello".rjust(20, 'ん')
|
---|
492 | end
|
---|
493 |
|
---|
494 | assert('UTF8 byte counting') do
|
---|
495 | ret = ' '
|
---|
496 | ret[-6..-1] = "helloó"
|
---|
497 | assert_equal 34, ret.length
|
---|
498 | end
|
---|
499 | end
|
---|
500 |
|
---|
501 | assert('String#ljust should not change string') do
|
---|
502 | a = "hello"
|
---|
503 | a.ljust(20)
|
---|
504 | assert_equal "hello", a
|
---|
505 | end
|
---|
506 |
|
---|
507 | assert('String#rjust should not change string') do
|
---|
508 | a = "hello"
|
---|
509 | a.rjust(20)
|
---|
510 | assert_equal "hello", a
|
---|
511 | end
|
---|
512 |
|
---|
513 | assert('String#ljust should raise on zero width padding') do
|
---|
514 | assert_raise(ArgumentError) { "foo".ljust(10, '') }
|
---|
515 | end
|
---|
516 |
|
---|
517 | assert('String#rjust should raise on zero width padding') do
|
---|
518 | assert_raise(ArgumentError) { "foo".rjust(10, '') }
|
---|
519 | end
|
---|
520 |
|
---|
521 | assert('String#upto') do
|
---|
522 | assert_upto %w(a8 a9 b0 b1 b2 b3 b4 b5 b6), "a8", "b6"
|
---|
523 | assert_upto ["9", "10", "11"], "9", "11"
|
---|
524 | assert_upto [], "25", "5"
|
---|
525 | assert_upto ["07", "08", "09", "10", "11"], "07", "11"
|
---|
526 | assert_upto ["9", ":", ";", "<", "=", ">", "?", "@", "A"], "9", "A"
|
---|
527 |
|
---|
528 | if UTF8STRING
|
---|
529 | assert_upto %w(あ ぃ い ぅ う ぇ え ぉ お), "あ", "お"
|
---|
530 | end
|
---|
531 |
|
---|
532 | a = "aa"
|
---|
533 | start = "aa"
|
---|
534 | count = 0
|
---|
535 | assert_equal("aa", a.upto("zz") {|s|
|
---|
536 | assert_equal(start, s)
|
---|
537 | start.succ!
|
---|
538 | count += 1
|
---|
539 | })
|
---|
540 | assert_equal(676, count)
|
---|
541 |
|
---|
542 | a = "a"
|
---|
543 | start = "a"
|
---|
544 | count = 0
|
---|
545 | assert_equal("a", a.upto("a") {|s|
|
---|
546 | assert_equal(start, s)
|
---|
547 | start.succ!
|
---|
548 | count += 1
|
---|
549 | })
|
---|
550 | assert_equal(1, count)
|
---|
551 |
|
---|
552 | a = "a"
|
---|
553 | start = "a"
|
---|
554 | count = 0
|
---|
555 | assert_equal("a", a.upto("b", true) {|s|
|
---|
556 | assert_equal(start, s)
|
---|
557 | start.succ!
|
---|
558 | count += 1
|
---|
559 | })
|
---|
560 | assert_equal(1, count)
|
---|
561 |
|
---|
562 | a = "0"
|
---|
563 | start = "0"
|
---|
564 | count = 0
|
---|
565 | assert_equal("0", a.upto("0") {|s|
|
---|
566 | assert_equal(start, s)
|
---|
567 | start.succ!
|
---|
568 | count += 1
|
---|
569 | })
|
---|
570 | assert_equal(1, count)
|
---|
571 |
|
---|
572 | a = "0"
|
---|
573 | start = "0"
|
---|
574 | count = 0
|
---|
575 | assert_equal("0", a.upto("-1") {|s|
|
---|
576 | assert_equal(start, s)
|
---|
577 | start.succ!
|
---|
578 | count += 1
|
---|
579 | })
|
---|
580 | assert_equal(0, count)
|
---|
581 |
|
---|
582 | a = "-1"
|
---|
583 | start = "-1"
|
---|
584 | count = 0
|
---|
585 | assert_equal("-1", a.upto("-2") {|s|
|
---|
586 | assert_equal(start, s)
|
---|
587 | start.succ!
|
---|
588 | count += 1
|
---|
589 | })
|
---|
590 | assert_equal(2, count)
|
---|
591 |
|
---|
592 | assert_raise(TypeError) { "a".upto(:c) {} }
|
---|
593 | end
|
---|
594 |
|
---|
595 | assert('String#ord') do
|
---|
596 | got = "hello!".split('').map {|x| x.ord}
|
---|
597 | expect = [104, 101, 108, 108, 111, 33]
|
---|
598 | unless UTF8STRING
|
---|
599 | got << "\xff".ord
|
---|
600 | expect << 0xff
|
---|
601 | end
|
---|
602 | assert_equal expect, got
|
---|
603 | end
|
---|
604 |
|
---|
605 | assert('String#ord(UTF-8)') do
|
---|
606 | got = "こんにちは世界!".split('').map {|x| x.ord}
|
---|
607 | expect = [0x3053,0x3093,0x306b,0x3061,0x306f,0x4e16,0x754c,0x21]
|
---|
608 | assert_equal expect, got
|
---|
609 | end if UTF8STRING
|
---|
610 |
|
---|
611 | assert('String#chr') do
|
---|
612 | assert_equal "a", "abcde".chr
|
---|
613 | assert_equal "h", "hello!".chr
|
---|
614 | assert_equal "", "".chr
|
---|
615 | end
|
---|
616 |
|
---|
617 | assert('String#chr(UTF-8)') do
|
---|
618 | assert_equal "こ", "こんにちは世界!".chr
|
---|
619 | end if UTF8STRING
|
---|
620 |
|
---|
621 | assert('String#chars') do
|
---|
622 | expect = ["h", "e", "l", "l", "o", "!"]
|
---|
623 | assert_equal expect, "hello!".chars
|
---|
624 | s = ""
|
---|
625 | "hello!".chars do |x|
|
---|
626 | s += x
|
---|
627 | end
|
---|
628 | assert_equal "hello!", s
|
---|
629 | end
|
---|
630 |
|
---|
631 | assert('String#chars(UTF-8)') do
|
---|
632 | expect = ['こ', 'ん', 'に', 'ち', 'は', '世', '界', '!']
|
---|
633 | assert_equal expect, "こんにちは世界!".chars
|
---|
634 | s = ""
|
---|
635 | "こんにちは世界!".chars do |x|
|
---|
636 | s += x
|
---|
637 | end
|
---|
638 | assert_equal "こんにちは世界!", s
|
---|
639 | end if UTF8STRING
|
---|
640 |
|
---|
641 | assert('String#each_char') do
|
---|
642 | chars = []
|
---|
643 | "hello!".each_char do |x|
|
---|
644 | chars << x
|
---|
645 | end
|
---|
646 | assert_equal ["h", "e", "l", "l", "o", "!"], chars
|
---|
647 | end
|
---|
648 |
|
---|
649 | assert('String#each_char(UTF-8)') do
|
---|
650 | chars = []
|
---|
651 | "こんにちは世界!".each_char do |x|
|
---|
652 | chars << x
|
---|
653 | end
|
---|
654 | assert_equal ["こ", "ん", "に", "ち", "は", "世", "界", "!"], chars
|
---|
655 | end if UTF8STRING
|
---|
656 |
|
---|
657 | assert('String#codepoints') do
|
---|
658 | expect = [104, 101, 108, 108, 111, 33]
|
---|
659 | assert_equal expect, "hello!".codepoints
|
---|
660 | cp = []
|
---|
661 | "hello!".codepoints do |x|
|
---|
662 | cp << x
|
---|
663 | end
|
---|
664 | assert_equal expect, cp
|
---|
665 | end
|
---|
666 |
|
---|
667 | assert('String#codepoints(UTF-8)') do
|
---|
668 | expect = [12371, 12435, 12395, 12385, 12399, 19990, 30028, 33]
|
---|
669 | assert_equal expect, "こんにちは世界!".codepoints
|
---|
670 | cp = []
|
---|
671 | "こんにちは世界!".codepoints do |x|
|
---|
672 | cp << x
|
---|
673 | end
|
---|
674 | assert_equal expect, cp
|
---|
675 | end if UTF8STRING
|
---|
676 |
|
---|
677 | assert('String#each_codepoint') do
|
---|
678 | expect = [104, 101, 108, 108, 111, 33]
|
---|
679 | cp = []
|
---|
680 | "hello!".each_codepoint do |x|
|
---|
681 | cp << x
|
---|
682 | end
|
---|
683 | assert_equal expect, cp
|
---|
684 | end
|
---|
685 |
|
---|
686 | assert('String#each_codepoint(UTF-8)') do
|
---|
687 | expect = [12371, 12435, 12395, 12385, 12399, 19990, 30028, 33]
|
---|
688 | cp = []
|
---|
689 | "こんにちは世界!".each_codepoint do |x|
|
---|
690 | cp << x
|
---|
691 | end
|
---|
692 | assert_equal expect, cp
|
---|
693 | end if UTF8STRING
|
---|
694 |
|
---|
695 | assert('String#delete_prefix') do
|
---|
696 | assert_equal "llo", "hello".delete_prefix("he")
|
---|
697 | assert_equal "hello", "hello".delete_prefix("llo")
|
---|
698 | assert_equal "llo", "hello".delete_prefix!("he")
|
---|
699 | assert_nil "hello".delete_prefix!("llo")
|
---|
700 | end
|
---|
701 |
|
---|
702 | assert('String#delete_suffix') do
|
---|
703 | assert_equal "he", "hello".delete_suffix("llo")
|
---|
704 | assert_equal "hello", "hello".delete_suffix("he")
|
---|
705 | assert_equal "he", "hello".delete_suffix!("llo")
|
---|
706 | assert_nil "hello".delete_suffix!("he")
|
---|
707 | end
|
---|