xref: /vim-8.2.3635/src/testdir/test_ruby.vim (revision 577fadfc)
1" Tests for ruby interface
2
3if !has('ruby')
4  finish
5end
6
7func Test_ruby_change_buffer()
8  call setline(line('$'), ['1 line 1'])
9  ruby Vim.command("normal /^1\n")
10  ruby $curbuf.line = "1 changed line 1"
11  call assert_equal('1 changed line 1', getline('$'))
12endfunc
13
14func Test_rubydo()
15  " Check deleting lines does not trigger ml_get error.
16  new
17  call setline(1, ['one', 'two', 'three'])
18  rubydo Vim.command("%d_")
19  bwipe!
20
21  " Check switching to another buffer does not trigger ml_get error.
22  new
23  let wincount = winnr('$')
24  call setline(1, ['one', 'two', 'three'])
25  rubydo Vim.command("new")
26  call assert_equal(wincount + 1, winnr('$'))
27  %bwipe!
28endfunc
29
30func Test_rubyfile()
31  " Check :rubyfile does not SEGV with Ruby level exception but just fails
32  let tempfile = tempname() . '.rb'
33  call writefile(['raise "vim!"'], tempfile)
34  call assert_fails('rubyfile ' . tempfile)
35  call delete(tempfile)
36endfunc
37
38func Test_set_cursor()
39  " Check that setting the cursor position works.
40  new
41  call setline(1, ['first line', 'second line'])
42  normal gg
43  rubydo $curwin.cursor = [1, 5]
44  call assert_equal([1, 6], [line('.'), col('.')])
45  call assert_equal([1, 5], rubyeval('$curwin.cursor'))
46
47  " Check that movement after setting cursor position keeps current column.
48  normal j
49  call assert_equal([2, 6], [line('.'), col('.')])
50  call assert_equal([2, 5], rubyeval('$curwin.cursor'))
51
52  call assert_fails('ruby $curwin.cursor = [1]',
53        \           'ArgumentError: array length must be 2')
54  bwipe!
55endfunc
56
57" Test buffer.count and buffer.length (number of lines in buffer)
58func Test_buffer_count()
59  new
60  call setline(1, ['one', 'two', 'three'])
61  call assert_equal(3, rubyeval('$curbuf.count'))
62  call assert_equal(3, rubyeval('$curbuf.length'))
63  bwipe!
64endfunc
65
66" Test buffer.name (buffer name)
67func Test_buffer_name()
68  new Xfoo
69  call assert_equal(expand('%:p'), rubyeval('$curbuf.name'))
70  bwipe
71  call assert_equal(v:null, rubyeval('$curbuf.name'))
72endfunc
73
74" Test buffer.number (number of the buffer).
75func Test_buffer_number()
76  new
77  call assert_equal(bufnr('%'), rubyeval('$curbuf.number'))
78  new
79  call assert_equal(bufnr('%'), rubyeval('$curbuf.number'))
80
81  %bwipe
82endfunc
83
84" Test buffer.delete({n}) (delete line {n})
85func Test_buffer_delete()
86  new
87  call setline(1, ['one', 'two', 'three'])
88  ruby $curbuf.delete(2)
89  call assert_equal(['one', 'three'], getline(1, '$'))
90
91  call assert_fails('ruby $curbuf.delete(0)', 'IndexError: line number 0 out of range')
92  call assert_fails('ruby $curbuf.delete(3)', 'IndexError: line number 3 out of range')
93
94  bwipe!
95endfunc
96
97" Test buffer.append({str}, str) (append line {str} after line {n})
98func Test_buffer_append()
99  new
100  ruby $curbuf.append(0, 'one')
101  ruby $curbuf.append(1, 'three')
102  ruby $curbuf.append(1, 'two')
103  ruby $curbuf.append(4, 'four')
104
105  call assert_equal(['one', 'two', 'three', '', 'four'], getline(1, '$'))
106
107  call assert_fails('ruby $curbuf.append(-1, "x")',
108        \           'IndexError: line number -1 out of range')
109  call assert_fails('ruby $curbuf.append(6, "x")',
110        \           'IndexError: line number 6 out of range')
111
112  bwipe!
113endfunc
114
115" Test buffer.line (get or set the current line)
116func Test_buffer_line()
117  new
118  call setline(1, ['one', 'two', 'three'])
119  2
120  call assert_equal('two', rubyeval('$curbuf.line'))
121
122  ruby $curbuf.line = 'TWO'
123  call assert_equal(['one', 'TWO', 'three'], getline(1, '$'))
124
125  bwipe!
126endfunc
127
128" Test buffer.line_number (get current line number)
129func Test_buffer_line_number()
130  new
131  call setline(1, ['one', 'two', 'three'])
132  2
133  call assert_equal(2, rubyeval('$curbuf.line_number'))
134
135  bwipe!
136endfunc
137
138func Test_buffer_get()
139  new
140  call setline(1, ['one', 'two'])
141  call assert_equal('one', rubyeval('$curbuf[1]'))
142  call assert_equal('two', rubyeval('$curbuf[2]'))
143
144  call assert_fails('ruby $curbuf[0]',
145        \           'IndexError: line number 0 out of range')
146  call assert_fails('ruby $curbuf[3]',
147        \           'IndexError: line number 3 out of range')
148
149  bwipe!
150endfunc
151
152func Test_buffer_set()
153  new
154  call setline(1, ['one', 'two'])
155  ruby $curbuf[2] = 'TWO'
156  ruby $curbuf[1] = 'ONE'
157
158  call assert_fails('ruby $curbuf[0] = "ZERO"',
159        \           'IndexError: line number 0 out of range')
160  call assert_fails('ruby $curbuf[3] = "THREE"',
161        \           'IndexError: line number 3 out of range')
162  bwipe!
163endfunc
164
165" Test window.width (get or set window height).
166func Test_window_height()
167  new
168
169  " Test setting window height
170  ruby $curwin.height = 2
171  call assert_equal(2, winheight(0))
172
173  " Test getting window height
174  call assert_equal(2, rubyeval('$curwin.height'))
175
176  bwipe
177endfunc
178
179" Test window.width (get or set window width).
180func Test_window_width()
181  vnew
182
183  " Test setting window width
184  ruby $curwin.width = 2
185  call assert_equal(2, winwidth(0))
186
187  " Test getting window width
188  call assert_equal(2, rubyeval('$curwin.width'))
189
190  bwipe
191endfunc
192
193" Test window.buffer (get buffer object of a window object).
194func Test_window_buffer()
195  new Xfoo1
196  new Xfoo2
197  ruby $b2 = $curwin.buffer
198  ruby $w2 = $curwin
199  wincmd j
200  ruby $b1 = $curwin.buffer
201  ruby $w1 = $curwin
202
203  call assert_equal(rubyeval('$b1'), rubyeval('$w1.buffer'))
204  call assert_equal(rubyeval('$b2'), rubyeval('$w2.buffer'))
205  call assert_equal(bufnr('Xfoo1'), rubyeval('$w1.buffer.number'))
206  call assert_equal(bufnr('Xfoo2'), rubyeval('$w2.buffer.number'))
207
208  ruby $b1, $w1, $b2, $w2 = nil
209  %bwipe
210endfunc
211
212" Test Vim::Window.current (get current window object)
213func Test_Vim_window_current()
214  let cw = rubyeval('$curwin')
215  call assert_equal(cw, rubyeval('Vim::Window.current'))
216  call assert_match('^#<Vim::Window:0x\x\+>$', cw)
217endfunc
218
219" Test Vim::Window.count (number of windows)
220func Test_Vim_window_count()
221  new Xfoo1
222  new Xfoo2
223  split
224  call assert_equal(4, rubyeval('Vim::Window.count'))
225  %bwipe
226  call assert_equal(1, rubyeval('Vim::Window.count'))
227endfunc
228
229" Test Vim::Window[n] (get window object of window n)
230func Test_Vim_window_get()
231  new Xfoo1
232  new Xfoo2
233  call assert_match('Xfoo2$', rubyeval('Vim::Window[0].buffer.name'))
234  wincmd j
235  call assert_match('Xfoo1$', rubyeval('Vim::Window[1].buffer.name'))
236  wincmd j
237  call assert_equal(v:null,   rubyeval('Vim::Window[2].buffer.name'))
238  %bwipe
239endfunc
240
241" Test Vim::Buffer.current (return the buffer object of current buffer)
242func Test_Vim_buffer_current()
243  let cb = rubyeval('$curbuf')
244  call assert_equal(cb, rubyeval('Vim::Buffer.current'))
245  call assert_match('^#<Vim::Buffer:0x\x\+>$', cb)
246endfunc
247
248" Test Vim::Buffer:.count (return the number of buffers)
249func Test_Vim_buffer_count()
250  new Xfoo1
251  new Xfoo2
252  call assert_equal(3, rubyeval('Vim::Buffer.count'))
253  %bwipe
254  call assert_equal(1, rubyeval('Vim::Buffer.count'))
255endfunc
256
257" Test Vim::buffer[n] (return the buffer object of buffer number n)
258func Test_Vim_buffer_get()
259  new Xfoo1
260  new Xfoo2
261
262  " Index of Vim::Buffer[n] goes from 0 to the number of buffers.
263  call assert_equal(v:null,   rubyeval('Vim::Buffer[0].name'))
264  call assert_match('Xfoo1$', rubyeval('Vim::Buffer[1].name'))
265  call assert_match('Xfoo2$', rubyeval('Vim::Buffer[2].name'))
266  call assert_fails('ruby print Vim::Buffer[3].name',
267        \           "NoMethodError: undefined method `name' for nil:NilClass")
268  %bwipe
269endfunc
270
271" Test Vim::command({cmd}) (execute a Ex command))
272" Test Vim::command({cmd})
273func Test_Vim_command()
274  new
275  call setline(1, ['one', 'two', 'three', 'four'])
276  ruby Vim::command('2,3d')
277  call assert_equal(['one', 'four'], getline(1, '$'))
278  bwipe!
279endfunc
280
281" Test Vim::set_option (set a vim option)
282func Test_Vim_set_option()
283  call assert_equal(0, &number)
284  ruby Vim::set_option('number')
285  call assert_equal(1, &number)
286  ruby Vim::set_option('nonumber')
287  call assert_equal(0, &number)
288endfunc
289
290func Test_Vim_evaluate()
291  call assert_equal(123,        rubyeval('Vim::evaluate("123")'))
292  " Vim::evaluate("123").class gives Integer or Fixnum depending
293  " on versions of Ruby.
294  call assert_match('^Integer\|Fixnum$', rubyeval('Vim::evaluate("123").class'))
295
296  call assert_equal(1.23,       rubyeval('Vim::evaluate("1.23")'))
297  call assert_equal('Float',    rubyeval('Vim::evaluate("1.23").class'))
298
299  call assert_equal('foo',      rubyeval('Vim::evaluate("\"foo\"")'))
300  call assert_equal('String',   rubyeval('Vim::evaluate("\"foo\"").class'))
301
302  call assert_equal(["\x01\xAB"],   rubyeval('Vim::evaluate("0z01ab").unpack("M")'))
303  call assert_equal('String',       rubyeval('Vim::evaluate("0z01ab").class'))
304
305  call assert_equal([1, 2],     rubyeval('Vim::evaluate("[1, 2]")'))
306  call assert_equal('Array',    rubyeval('Vim::evaluate("[1, 2]").class'))
307
308  call assert_equal({'1': 2},   rubyeval('Vim::evaluate("{1:2}")'))
309  call assert_equal('Hash',     rubyeval('Vim::evaluate("{1:2}").class'))
310
311  call assert_equal(v:null,     rubyeval('Vim::evaluate("v:null")'))
312  call assert_equal('NilClass', rubyeval('Vim::evaluate("v:null").class'))
313
314  call assert_equal(v:null,     rubyeval('Vim::evaluate("v:none")'))
315  call assert_equal('NilClass', rubyeval('Vim::evaluate("v:none").class'))
316
317  call assert_equal(v:true,      rubyeval('Vim::evaluate("v:true")'))
318  call assert_equal('TrueClass', rubyeval('Vim::evaluate("v:true").class'))
319  call assert_equal(v:false,     rubyeval('Vim::evaluate("v:false")'))
320  call assert_equal('FalseClass',rubyeval('Vim::evaluate("v:false").class'))
321endfunc
322
323func Test_Vim_blob()
324  call assert_equal('0z',         rubyeval('Vim::blob("")'))
325  call assert_equal('0z31326162', rubyeval('Vim::blob("12ab")'))
326  call assert_equal('0z00010203', rubyeval('Vim::blob("\x00\x01\x02\x03")'))
327  call assert_equal('0z8081FEFF', rubyeval('Vim::blob("\x80\x81\xfe\xff")'))
328endfunc
329
330func Test_Vim_evaluate_list()
331  call setline(line('$'), ['2 line 2'])
332  ruby Vim.command("normal /^2\n")
333  let l = ["abc", "def"]
334  ruby << EOF
335  curline = $curbuf.line_number
336  l = Vim.evaluate("l");
337  $curbuf.append(curline, l.join("\n"))
338EOF
339  normal j
340  .rubydo $_ = $_.gsub(/\n/, '/')
341  call assert_equal('abc/def', getline('$'))
342endfunc
343
344func Test_Vim_evaluate_dict()
345  let d = {'a': 'foo', 'b': 123}
346  redir => l:out
347  ruby d = Vim.evaluate("d"); print d
348  redir END
349  call assert_equal(['{"a"=>"foo", "b"=>123}'], split(l:out, "\n"))
350endfunc
351
352" Test Vim::message({msg}) (display message {msg})
353func Test_Vim_message()
354  ruby Vim::message('A message')
355  let messages = split(execute('message'), "\n")
356  call assert_equal('A message', messages[-1])
357endfunc
358
359func Test_print()
360  func RubyPrint(expr)
361    return trim(execute('ruby print ' . a:expr))
362  endfunc
363
364  call assert_equal('123', RubyPrint('123'))
365  call assert_equal('1.23', RubyPrint('1.23'))
366  call assert_equal('Hello World!', RubyPrint('"Hello World!"'))
367  call assert_equal('[1, 2]', RubyPrint('[1, 2]'))
368  call assert_equal('{"k1"=>"v1", "k2"=>"v2"}', RubyPrint('({"k1" => "v1", "k2" => "v2"})'))
369  call assert_equal('true', RubyPrint('true'))
370  call assert_equal('false', RubyPrint('false'))
371  call assert_equal('', RubyPrint('nil'))
372  call assert_match('Vim', RubyPrint('Vim'))
373  call assert_match('Module', RubyPrint('Vim.class'))
374
375  delfunc RubyPrint
376endfunc
377
378func Test_p()
379  ruby p 'Just a test'
380  let messages = split(execute('message'), "\n")
381  call assert_equal('"Just a test"', messages[-1])
382
383  " Check return values of p method
384
385  call assert_equal(123, rubyeval('p(123)'))
386  call assert_equal([1, 2, 3], rubyeval('p(1, 2, 3)'))
387
388  " Avoid the "message maintainer" line.
389  let $LANG = ''
390  messages clear
391  call assert_equal(v:true, rubyeval('p() == nil'))
392
393  let messages = split(execute('message'), "\n")
394  call assert_equal(0, len(messages))
395endfunc
396