1" Tests for Vim9 script expressions
2
3source check.vim
4source vim9.vim
5
6
7let g:cond = v:false
8def FuncOne(arg: number): string
9  return 'yes'
10enddef
11def FuncTwo(arg: number): number
12  return 123
13enddef
14
15" test cond ? expr : expr
16def Test_expr1()
17  assert_equal('one', true ? 'one' : 'two')
18  assert_equal('one', 1 ?
19			'one' :
20			'two')
21  if has('float')
22    assert_equal('one', 0.1 ? 'one' : 'two')
23  endif
24  assert_equal('one', 'x' ? 'one' : 'two')
25  assert_equal('one', 'x'
26  			? 'one'
27			: 'two')
28  assert_equal('one', 0z1234 ? 'one' : 'two')
29  assert_equal('one', [0] ? 'one' : 'two')
30  assert_equal('one', #{x: 0} ? 'one' : 'two')
31  let var = 1
32  assert_equal('one', var ? 'one' : 'two')
33
34  assert_equal('two', false ? 'one' : 'two')
35  assert_equal('two', 0 ? 'one' : 'two')
36  if has('float')
37    assert_equal('two', 0.0 ? 'one' : 'two')
38  endif
39  assert_equal('two', '' ? 'one' : 'two')
40  assert_equal('two', 0z ? 'one' : 'two')
41  assert_equal('two', [] ? 'one' : 'two')
42  assert_equal('two', {} ? 'one' : 'two')
43  var = 0
44  assert_equal('two', var ? 'one' : 'two')
45
46  let Some: func = function('len')
47  let Other: func = function('winnr')
48  let Res: func = g:atrue ? Some : Other
49  assert_equal(function('len'), Res)
50
51  let RetOne: func(string): number = function('len')
52  let RetTwo: func(string): number = function('winnr')
53  let RetThat: func = g:atrue ? RetOne : RetTwo
54  assert_equal(function('len'), RetThat)
55
56  let X = FuncOne
57  let Y = FuncTwo
58  let Z = g:cond ? FuncOne : FuncTwo
59  assert_equal(123, Z(3))
60enddef
61
62def Test_expr1_vimscript()
63  # check line continuation
64  let lines =<< trim END
65      vim9script
66      let var = 1
67      		? 'yes'
68		: 'no'
69      assert_equal('yes', var)
70  END
71  CheckScriptSuccess(lines)
72
73  lines =<< trim END
74      vim9script
75      let var = v:false
76      		? 'yes'
77		: 'no'
78      assert_equal('no', var)
79  END
80  CheckScriptSuccess(lines)
81
82  lines =<< trim END
83      vim9script
84      let var = v:false ?
85      		'yes' :
86		'no'
87      assert_equal('no', var)
88  END
89  CheckScriptSuccess(lines)
90
91  # check white space
92  lines =<< trim END
93      vim9script
94      let var = v:true?1:2
95  END
96  CheckScriptFailure(lines, 'E1004:', 2)
97  lines =<< trim END
98      vim9script
99      let var = v:true? 1 : 2
100  END
101  CheckScriptFailure(lines, 'E1004:', 2)
102  lines =<< trim END
103      vim9script
104      let var = v:true ?1 : 2
105  END
106  CheckScriptFailure(lines, 'E1004:', 2)
107  lines =<< trim END
108      vim9script
109      let var = v:true ? 1: 2
110  END
111  CheckScriptFailure(lines, 'E1004:', 2)
112  lines =<< trim END
113      vim9script
114      let var = v:true ? 1 :2
115  END
116  CheckScriptFailure(lines, 'E1004:', 2)
117enddef
118
119func Test_expr1_fails()
120  call CheckDefFailure(["let x = 1 ? 'one'"], "Missing ':' after '?'", 1)
121  call CheckDefFailure(["let x = 1 ? 'one' : xxx"], "E1001:", 1)
122
123  let msg = "white space required before and after '?'"
124  call CheckDefFailure(["let x = 1? 'one' : 'two'"], msg, 1)
125  call CheckDefFailure(["let x = 1 ?'one' : 'two'"], msg, 1)
126  call CheckDefFailure(["let x = 1?'one' : 'two'"], msg, 1)
127
128  let msg = "white space required before and after ':'"
129  call CheckDefFailure(["let x = 1 ? 'one': 'two'"], msg, 1)
130  call CheckDefFailure(["let x = 1 ? 'one' :'two'"], msg, 1)
131  call CheckDefFailure(["let x = 1 ? 'one':'two'"], msg, 1)
132
133  " missing argument detected even when common type is used
134  call CheckDefFailure([
135	\ 'let X = FuncOne',
136	\ 'let Y = FuncTwo',
137	\ 'let Z = g:cond ? FuncOne : FuncTwo',
138	\ 'Z()'], 'E119:', 4)
139endfunc
140
141" TODO: define inside test function
142def Record(val: any): any
143  g:vals->add(val)
144  return val
145enddef
146
147" test ||
148def Test_expr2()
149  assert_equal(2, 2 || 0)
150  assert_equal(7, 0 ||
151		    0 ||
152		    7)
153  assert_equal(0, 0 || 0)
154  assert_equal(0, 0
155  		    || 0)
156  assert_equal('', 0 || '')
157
158  g:vals = []
159  assert_equal(3, Record(3) || Record(1))
160  assert_equal([3], g:vals)
161
162  g:vals = []
163  assert_equal(5, Record(0) || Record(5))
164  assert_equal([0, 5], g:vals)
165
166  g:vals = []
167  assert_equal(4, Record(0)
168		      || Record(4)
169		      || Record(0))
170  assert_equal([0, 4], g:vals)
171
172  g:vals = []
173  assert_equal(0, Record([]) || Record('') || Record(0))
174  assert_equal([[], '', 0], g:vals)
175enddef
176
177def Test_expr2_vimscript()
178  # check line continuation
179  let lines =<< trim END
180      vim9script
181      let var = 0
182      		|| 1
183      assert_equal(1, var)
184  END
185  CheckScriptSuccess(lines)
186
187  lines =<< trim END
188      vim9script
189      let var = v:false
190      		|| v:true
191      		|| v:false
192      assert_equal(v:true, var)
193  END
194  CheckScriptSuccess(lines)
195
196  lines =<< trim END
197      vim9script
198      let var = v:false ||
199      		v:true ||
200		v:false
201      assert_equal(v:true, var)
202  END
203  CheckScriptSuccess(lines)
204
205  # check white space
206  lines =<< trim END
207      vim9script
208      let var = v:true||v:true
209  END
210  CheckScriptFailure(lines, 'E1004:', 2)
211  lines =<< trim END
212      vim9script
213      let var = v:true ||v:true
214  END
215  CheckScriptFailure(lines, 'E1004:', 2)
216  lines =<< trim END
217      vim9script
218      let var = v:true|| v:true
219  END
220  CheckScriptFailure(lines, 'E1004:', 2)
221
222  # check keeping the value
223  lines =<< trim END
224      vim9script
225      assert_equal(2, 2 || 0)
226      assert_equal(7, 0 ||
227			0 ||
228			7)
229      assert_equal(0, 0 || 0)
230      assert_equal(0, 0
231			|| 0)
232      assert_equal('', 0 || '')
233
234      g:vals = []
235      assert_equal(3, Record(3) || Record(1))
236      assert_equal([3], g:vals)
237
238      g:vals = []
239      assert_equal(5, Record(0) || Record(5))
240      assert_equal([0, 5], g:vals)
241
242      g:vals = []
243      assert_equal(4, Record(0)
244			  || Record(4)
245			  || Record(0))
246      assert_equal([0, 4], g:vals)
247
248      g:vals = []
249      assert_equal(0, Record([]) || Record('') || Record(0))
250      assert_equal([[], '', 0], g:vals)
251  END
252  CheckScriptSuccess(lines)
253enddef
254
255func Test_expr2_fails()
256  let msg = "white space required before and after '||'"
257  call CheckDefFailure(["let x = 1||2"], msg, 1)
258  call CheckDefFailure(["let x = 1 ||2"], msg, 1)
259  call CheckDefFailure(["let x = 1|| 2"], msg, 1)
260
261  call CheckDefFailure(["let x = 1 || xxx"], 'E1001:', 1)
262endfunc
263
264" test &&
265def Test_expr3()
266  assert_equal(0, 2 && 0)
267  assert_equal(0, 0 &&
268		0 &&
269		7)
270  assert_equal(7, 2
271  		    && 3
272		    && 7)
273  assert_equal(0, 0 && 0)
274  assert_equal(0, 0 && '')
275  assert_equal('', 8 && '')
276
277  g:vals = []
278  assert_equal(1, Record(3) && Record(1))
279  assert_equal([3, 1], g:vals)
280
281  g:vals = []
282  assert_equal(0, Record(0) && Record(5))
283  assert_equal([0], g:vals)
284
285  g:vals = []
286  assert_equal(0, Record(0) && Record(4) && Record(0))
287  assert_equal([0], g:vals)
288
289  g:vals = []
290  assert_equal(0, Record(8) && Record(4) && Record(0))
291  assert_equal([8, 4, 0], g:vals)
292
293  g:vals = []
294  assert_equal(0, Record([1]) && Record('z') && Record(0))
295  assert_equal([[1], 'z', 0], g:vals)
296enddef
297
298def Test_expr3_vimscript()
299  # check line continuation
300  let lines =<< trim END
301      vim9script
302      let var = 0
303      		&& 1
304      assert_equal(0, var)
305  END
306  CheckScriptSuccess(lines)
307
308  lines =<< trim END
309      vim9script
310      let var = v:true
311      		&& v:true
312      		&& v:true
313      assert_equal(v:true, var)
314  END
315  CheckScriptSuccess(lines)
316
317  lines =<< trim END
318      vim9script
319      let var = v:true &&
320      		v:true &&
321      		v:true
322      assert_equal(v:true, var)
323  END
324  CheckScriptSuccess(lines)
325
326  # check white space
327  lines =<< trim END
328      vim9script
329      let var = v:true&&v:true
330  END
331  CheckScriptFailure(lines, 'E1004:', 2)
332  lines =<< trim END
333      vim9script
334      let var = v:true &&v:true
335  END
336  CheckScriptFailure(lines, 'E1004:', 2)
337  lines =<< trim END
338      vim9script
339      let var = v:true&& v:true
340  END
341  CheckScriptFailure(lines, 'E1004:', 2)
342
343  # check keeping the value
344  lines =<< trim END
345      vim9script
346      assert_equal(0, 2 && 0)
347      assert_equal(0, 0 &&
348		    0 &&
349		    7)
350      assert_equal(7, 2
351			&& 3
352			&& 7)
353      assert_equal(0, 0 && 0)
354      assert_equal(0, 0 && '')
355      assert_equal('', 8 && '')
356
357      g:vals = []
358      assert_equal(1, Record(3) && Record(1))
359      assert_equal([3, 1], g:vals)
360
361      g:vals = []
362      assert_equal(0, Record(0) && Record(5))
363      assert_equal([0], g:vals)
364
365      g:vals = []
366      assert_equal(0, Record(0) && Record(4) && Record(0))
367      assert_equal([0], g:vals)
368
369      g:vals = []
370      assert_equal(0, Record(8) && Record(4) && Record(0))
371      assert_equal([8, 4, 0], g:vals)
372
373      g:vals = []
374      assert_equal(0, Record([1]) && Record('z') && Record(0))
375      assert_equal([[1], 'z', 0], g:vals)
376  END
377  CheckScriptSuccess(lines)
378enddef
379
380func Test_expr3_fails()
381  let msg = "white space required before and after '&&'"
382  call CheckDefFailure(["let x = 1&&2"], msg, 1)
383  call CheckDefFailure(["let x = 1 &&2"], msg, 1)
384  call CheckDefFailure(["let x = 1&& 2"], msg, 1)
385endfunc
386
387" global variables to use for tests with the "any" type
388let atrue = v:true
389let afalse = v:false
390let anone = v:none
391let anull = v:null
392let anint = 10
393let theone = 1
394let thefour = 4
395if has('float')
396  let afloat = 0.1
397endif
398let astring = 'asdf'
399let ablob = 0z01ab
400let alist = [2, 3, 4]
401let adict = #{aaa: 2, bbb: 8}
402
403" test == comperator
404def Test_expr4_equal()
405  let trueVar = true
406  let falseVar = false
407  assert_equal(true, true == true)
408  assert_equal(false, true ==
409			false)
410  assert_equal(true, true
411			== trueVar)
412  assert_equal(false, true == falseVar)
413  assert_equal(true, true == g:atrue)
414  assert_equal(false, g:atrue == false)
415
416  assert_equal(true, v:none == v:none)
417  assert_equal(false, v:none == v:null)
418  assert_equal(true, g:anone == v:none)
419  assert_equal(false, v:none == g:anull)
420
421  let nr0 = 0
422  let nr61 = 61
423  assert_equal(false, 2 == 0)
424  assert_equal(false, 2 == nr0)
425  assert_equal(true, 61 == 61)
426  assert_equal(true, 61 == nr61)
427  assert_equal(true, g:anint == 10)
428  assert_equal(false, 61 == g:anint)
429
430  if has('float')
431    let ff = 0.3
432    assert_equal(true, ff == 0.3)
433    assert_equal(false, 0.4 == ff)
434    assert_equal(true, 0.1 == g:afloat)
435    assert_equal(false, g:afloat == 0.3)
436
437    ff = 3.0
438    assert_equal(true, ff == 3)
439    assert_equal(true, 3 == ff)
440    ff = 3.1
441    assert_equal(false, ff == 3)
442    assert_equal(false, 3 == ff)
443  endif
444
445  assert_equal(true, 'abc' == 'abc')
446  assert_equal(false, 'xyz' == 'abc')
447  assert_equal(true, g:astring == 'asdf')
448  assert_equal(false, 'xyz' == g:astring)
449
450  assert_equal(false, 'abc' == 'aBc')
451  assert_equal(false, 'abc' ==# 'aBc')
452  assert_equal(true, 'abc' ==? 'aBc')
453
454  assert_equal(false, 'abc' == 'ABC')
455  set ignorecase
456  assert_equal(false, 'abc' == 'ABC')
457  assert_equal(false, 'abc' ==# 'ABC')
458  set noignorecase
459
460  call CheckDefFailure(["let x = 'a' == xxx"], 'E1001:', 1)
461
462  let bb = 0z3f
463  assert_equal(true, 0z3f == bb)
464  assert_equal(false, bb == 0z4f)
465  assert_equal(true, g:ablob == 0z01ab)
466  assert_equal(false, 0z3f == g:ablob)
467
468  assert_equal(true, [1, 2, 3] == [1, 2, 3])
469  assert_equal(false, [1, 2, 3] == [2, 3, 1])
470  assert_equal(true, [2, 3, 4] == g:alist)
471  assert_equal(false, g:alist == [2, 3, 1])
472  assert_equal(false, [1, 2, 3] == [])
473  assert_equal(false, [1, 2, 3] == ['1', '2', '3'])
474
475  assert_equal(true, #{one: 1, two: 2} == #{one: 1, two: 2})
476  assert_equal(false, #{one: 1, two: 2} == #{one: 2, two: 2})
477  assert_equal(false, #{one: 1, two: 2} == #{two: 2})
478  assert_equal(false, #{one: 1, two: 2} == #{})
479  assert_equal(true, g:adict == #{bbb: 8, aaa: 2})
480  assert_equal(false, #{ccc: 9, aaa: 2} == g:adict)
481
482  assert_equal(true, function('g:Test_expr4_equal') == function('g:Test_expr4_equal'))
483  assert_equal(false, function('g:Test_expr4_equal') == function('g:Test_expr4_is'))
484
485  assert_equal(true, function('g:Test_expr4_equal', [123]) == function('g:Test_expr4_equal', [123]))
486  assert_equal(false, function('g:Test_expr4_equal', [123]) == function('g:Test_expr4_is', [123]))
487  assert_equal(false, function('g:Test_expr4_equal', [123]) == function('g:Test_expr4_equal', [999]))
488
489  let OneFunc: func
490  let TwoFunc: func
491  OneFunc = function('len')
492  TwoFunc = function('len')
493  assert_equal(true, OneFunc('abc') == TwoFunc('123'))
494enddef
495
496" test != comperator
497def Test_expr4_notequal()
498  let trueVar = true
499  let falseVar = false
500  assert_equal(false, true != true)
501  assert_equal(true, true !=
502			false)
503  assert_equal(false, true
504  			!= trueVar)
505  assert_equal(true, true != falseVar)
506  assert_equal(false, true != g:atrue)
507  assert_equal(true, g:atrue != false)
508
509  assert_equal(false, v:none != v:none)
510  assert_equal(true, v:none != v:null)
511  assert_equal(false, g:anone != v:none)
512  assert_equal(true, v:none != g:anull)
513
514  let nr55 = 55
515  let nr0 = 55
516  assert_equal(true, 2 != 0)
517  assert_equal(true, 2 != nr0)
518  assert_equal(false, 55 != 55)
519  assert_equal(false, 55 != nr55)
520  assert_equal(false, g:anint != 10)
521  assert_equal(true, 61 != g:anint)
522
523  if has('float')
524    let ff = 0.3
525    assert_equal(false, 0.3 != ff)
526    assert_equal(true, 0.4 != ff)
527    assert_equal(false, 0.1 != g:afloat)
528    assert_equal(true, g:afloat != 0.3)
529
530    ff = 3.0
531    assert_equal(false, ff != 3)
532    assert_equal(false, 3 != ff)
533    ff = 3.1
534    assert_equal(true, ff != 3)
535    assert_equal(true, 3 != ff)
536  endif
537
538  assert_equal(false, 'abc' != 'abc')
539  assert_equal(true, 'xyz' != 'abc')
540  assert_equal(false, g:astring != 'asdf')
541  assert_equal(true, 'xyz' != g:astring)
542
543  assert_equal(true, 'abc' != 'ABC')
544  set ignorecase
545  assert_equal(true, 'abc' != 'ABC')
546  set noignorecase
547
548  let bb = 0z3f
549  assert_equal(false, 0z3f != bb)
550  assert_equal(true, bb != 0z4f)
551  assert_equal(false, g:ablob != 0z01ab)
552  assert_equal(true, 0z3f != g:ablob)
553
554  assert_equal(false, [1, 2, 3] != [1, 2, 3])
555  assert_equal(true, [1, 2, 3] != [2, 3, 1])
556  assert_equal(false, [2, 3, 4] != g:alist)
557  assert_equal(true, g:alist != [2, 3, 1])
558  assert_equal(true, [1, 2, 3] != [])
559  assert_equal(true, [1, 2, 3] != ['1', '2', '3'])
560
561  assert_equal(false, #{one: 1, two: 2} != #{one: 1, two: 2})
562  assert_equal(true, #{one: 1, two: 2} != #{one: 2, two: 2})
563  assert_equal(true, #{one: 1, two: 2} != #{two: 2})
564  assert_equal(true, #{one: 1, two: 2} != #{})
565  assert_equal(false, g:adict != #{bbb: 8, aaa: 2})
566  assert_equal(true, #{ccc: 9, aaa: 2} != g:adict)
567
568  assert_equal(false, function('g:Test_expr4_equal') != function('g:Test_expr4_equal'))
569  assert_equal(true, function('g:Test_expr4_equal') != function('g:Test_expr4_is'))
570
571  assert_equal(false, function('g:Test_expr4_equal', [123]) != function('g:Test_expr4_equal', [123]))
572  assert_equal(true, function('g:Test_expr4_equal', [123]) != function('g:Test_expr4_is', [123]))
573  assert_equal(true, function('g:Test_expr4_equal', [123]) != function('g:Test_expr4_equal', [999]))
574enddef
575
576" test > comperator
577def Test_expr4_greater()
578  assert_true(2 > 0)
579  assert_true(2 >
580		1)
581  assert_false(2 > 2)
582  assert_false(2 > 3)
583  let nr2 = 2
584  assert_true(nr2 > 0)
585  assert_true(nr2 >
586		1)
587  assert_false(nr2 > 2)
588  assert_false(nr2
589  		    > 3)
590  if has('float')
591    let ff = 2.0
592    assert_true(ff > 0.0)
593    assert_true(ff > 1.0)
594    assert_false(ff > 2.0)
595    assert_false(ff > 3.0)
596  endif
597enddef
598
599" test >= comperator
600def Test_expr4_greaterequal()
601  assert_true(2 >= 0)
602  assert_true(2 >=
603			2)
604  assert_false(2 >= 3)
605  let nr2 = 2
606  assert_true(nr2 >= 0)
607  assert_true(nr2 >= 2)
608  assert_false(nr2 >= 3)
609  if has('float')
610    let ff = 2.0
611    assert_true(ff >= 0.0)
612    assert_true(ff >= 2.0)
613    assert_false(ff >= 3.0)
614  endif
615enddef
616
617" test < comperator
618def Test_expr4_smaller()
619  assert_false(2 < 0)
620  assert_false(2 <
621			2)
622  assert_true(2
623  		< 3)
624  let nr2 = 2
625  assert_false(nr2 < 0)
626  assert_false(nr2 < 2)
627  assert_true(nr2 < 3)
628  if has('float')
629    let ff = 2.0
630    assert_false(ff < 0.0)
631    assert_false(ff < 2.0)
632    assert_true(ff < 3.0)
633  endif
634enddef
635
636" test <= comperator
637def Test_expr4_smallerequal()
638  assert_false(2 <= 0)
639  assert_false(2 <=
640			1)
641  assert_true(2
642  		<= 2)
643  assert_true(2 <= 3)
644  let nr2 = 2
645  assert_false(nr2 <= 0)
646  assert_false(nr2 <= 1)
647  assert_true(nr2 <= 2)
648  assert_true(nr2 <= 3)
649  if has('float')
650    let ff = 2.0
651    assert_false(ff <= 0.0)
652    assert_false(ff <= 1.0)
653    assert_true(ff <= 2.0)
654    assert_true(ff <= 3.0)
655  endif
656enddef
657
658" test =~ comperator
659def Test_expr4_match()
660  assert_equal(false, '2' =~ '0')
661  assert_equal(false, ''
662  			 =~ '0')
663  assert_equal(true, '2' =~
664			'[0-9]')
665enddef
666
667" test !~ comperator
668def Test_expr4_nomatch()
669  assert_equal(true, '2' !~ '0')
670  assert_equal(true, ''
671  			!~ '0')
672  assert_equal(false, '2' !~
673			'[0-9]')
674enddef
675
676" test is comperator
677def Test_expr4_is()
678  let mylist = [2]
679  assert_false(mylist is [2])
680  let other = mylist
681  assert_true(mylist is
682		other)
683
684  let myblob = 0z1234
685  assert_false(myblob
686  			is 0z1234)
687  let otherblob = myblob
688  assert_true(myblob is otherblob)
689enddef
690
691" test isnot comperator
692def Test_expr4_isnot()
693  let mylist = [2]
694  assert_true('2' isnot '0')
695  assert_true(mylist isnot [2])
696  let other = mylist
697  assert_false(mylist isnot
698			other)
699
700  let myblob = 0z1234
701  assert_true(myblob
702  		isnot 0z1234)
703  let otherblob = myblob
704  assert_false(myblob isnot otherblob)
705enddef
706
707def RetVoid()
708  let x = 1
709enddef
710
711def Test_expr4_vim9script()
712  # check line continuation
713  let lines =<< trim END
714      vim9script
715      let var = 0
716      		< 1
717      assert_equal(true, var)
718  END
719  CheckScriptSuccess(lines)
720
721  lines =<< trim END
722      vim9script
723      let var = 123
724      		!= 123
725      assert_equal(false, var)
726  END
727  CheckScriptSuccess(lines)
728
729  lines =<< trim END
730      vim9script
731      let var = 123 ==
732      			123
733      assert_equal(true, var)
734  END
735  CheckScriptSuccess(lines)
736
737  lines =<< trim END
738      vim9script
739      let list = [1, 2, 3]
740      let var = list
741      		is list
742      assert_equal(true, var)
743  END
744  CheckScriptSuccess(lines)
745
746  lines =<< trim END
747      vim9script
748      let myblob = 0z1234
749      let var = myblob
750      		isnot 0z11
751      assert_equal(true, var)
752  END
753  CheckScriptSuccess(lines)
754
755  # spot check mismatching types
756  lines =<< trim END
757      vim9script
758      echo '' == 0
759  END
760  CheckScriptFailure(lines, 'E1072:', 2)
761
762  lines =<< trim END
763      vim9script
764      echo v:true > v:false
765  END
766  CheckScriptFailure(lines, 'Cannot compare bool with bool', 2)
767
768  lines =<< trim END
769      vim9script
770      echo 123 is 123
771  END
772  CheckScriptFailure(lines, 'Cannot use "is" with number', 2)
773
774  # check 'ignorecase' not being used
775  lines =<< trim END
776    vim9script
777    set ignorecase
778    assert_equal(false, 'abc' == 'ABC')
779    assert_equal(false, 'abc' ==# 'ABC')
780    assert_equal(true, 'abc' ==? 'ABC')
781
782    assert_equal(true, 'abc' != 'ABC')
783    assert_equal(true, 'abc' !=# 'ABC')
784    assert_equal(false, 'abc' !=? 'ABC')
785
786    assert_equal(false, 'abc' =~ 'ABC')
787    assert_equal(false, 'abc' =~# 'ABC')
788    assert_equal(true, 'abc' =~? 'ABC')
789    set noignorecase
790  END
791  CheckScriptSuccess(lines)
792
793  # check missing white space
794  lines =<< trim END
795    vim9script
796    echo 2>3
797  END
798  CheckScriptFailure(lines, 'E1004:', 2)
799  lines =<< trim END
800    vim9script
801    echo 2 >3
802  END
803  CheckScriptFailure(lines, 'E1004:', 2)
804  lines =<< trim END
805    vim9script
806    echo 2> 3
807  END
808  CheckScriptFailure(lines, 'E1004:', 2)
809  lines =<< trim END
810    vim9script
811    echo 2!=3
812  END
813  CheckScriptFailure(lines, 'E1004:', 2)
814  lines =<< trim END
815    vim9script
816    echo 2 !=3
817  END
818  CheckScriptFailure(lines, 'E1004:', 2)
819  lines =<< trim END
820    vim9script
821    echo 2!= 3
822  END
823  CheckScriptFailure(lines, 'E1004:', 2)
824
825  lines =<< trim END
826    vim9script
827    echo len('xxx') == 3
828  END
829  CheckScriptSuccess(lines)
830
831  lines =<< trim END
832    vim9script
833    let line = 'abc'
834    echo line[1] =~ '\w'
835  END
836  CheckScriptSuccess(lines)
837enddef
838
839func Test_expr4_fails()
840  let msg = "white space required before and after '>'"
841  call CheckDefFailure(["let x = 1>2"], msg, 1)
842  call CheckDefFailure(["let x = 1 >2"], msg, 1)
843  call CheckDefFailure(["let x = 1> 2"], msg, 1)
844
845  let msg = "white space required before and after '=='"
846  call CheckDefFailure(["let x = 1==2"], msg, 1)
847  call CheckDefFailure(["let x = 1 ==2"], msg, 1)
848  call CheckDefFailure(["let x = 1== 2"], msg, 1)
849
850  let msg = "white space required before and after 'is'"
851  call CheckDefFailure(["let x = '1'is'2'"], msg, 1)
852  call CheckDefFailure(["let x = '1' is'2'"], msg, 1)
853  call CheckDefFailure(["let x = '1'is '2'"], msg, 1)
854
855  let msg = "white space required before and after 'isnot'"
856  call CheckDefFailure(["let x = '1'isnot'2'"], msg, 1)
857  call CheckDefFailure(["let x = '1' isnot'2'"], msg, 1)
858  call CheckDefFailure(["let x = '1'isnot '2'"], msg, 1)
859
860  call CheckDefFailure(["let x = 1 is# 2"], 'E15:', 1)
861  call CheckDefFailure(["let x = 1 is? 2"], 'E15:', 1)
862  call CheckDefFailure(["let x = 1 isnot# 2"], 'E15:', 1)
863  call CheckDefFailure(["let x = 1 isnot? 2"], 'E15:', 1)
864
865  call CheckDefFailure(["let x = 1 == '2'"], 'Cannot compare number with string', 1)
866  call CheckDefFailure(["let x = '1' == 2"], 'Cannot compare string with number', 1)
867  call CheckDefFailure(["let x = 1 == RetVoid()"], 'Cannot compare number with void', 1)
868  call CheckDefFailure(["let x = RetVoid() == 1"], 'Cannot compare void with number', 1)
869
870  call CheckDefFailure(["let x = true > false"], 'Cannot compare bool with bool', 1)
871  call CheckDefFailure(["let x = true >= false"], 'Cannot compare bool with bool', 1)
872  call CheckDefFailure(["let x = true < false"], 'Cannot compare bool with bool', 1)
873  call CheckDefFailure(["let x = true <= false"], 'Cannot compare bool with bool', 1)
874  call CheckDefFailure(["let x = true =~ false"], 'Cannot compare bool with bool', 1)
875  call CheckDefFailure(["let x = true !~ false"], 'Cannot compare bool with bool', 1)
876  call CheckDefFailure(["let x = true is false"], 'Cannot use "is" with bool', 1)
877  call CheckDefFailure(["let x = true isnot false"], 'Cannot use "isnot" with bool', 1)
878
879  call CheckDefFailure(["let x = v:none is v:null"], 'Cannot use "is" with special', 1)
880  call CheckDefFailure(["let x = v:none isnot v:null"], 'Cannot use "isnot" with special', 1)
881  call CheckDefFailure(["let x = 123 is 123"], 'Cannot use "is" with number', 1)
882  call CheckDefFailure(["let x = 123 isnot 123"], 'Cannot use "isnot" with number', 1)
883  if has('float')
884    call CheckDefFailure(["let x = 1.3 is 1.3"], 'Cannot use "is" with float', 1)
885    call CheckDefFailure(["let x = 1.3 isnot 1.3"], 'Cannot use "isnot" with float', 1)
886  endif
887
888  call CheckDefFailure(["let x = 0za1 > 0z34"], 'Cannot compare blob with blob', 1)
889  call CheckDefFailure(["let x = 0za1 >= 0z34"], 'Cannot compare blob with blob', 1)
890  call CheckDefFailure(["let x = 0za1 < 0z34"], 'Cannot compare blob with blob', 1)
891  call CheckDefFailure(["let x = 0za1 <= 0z34"], 'Cannot compare blob with blob', 1)
892  call CheckDefFailure(["let x = 0za1 =~ 0z34"], 'Cannot compare blob with blob', 1)
893  call CheckDefFailure(["let x = 0za1 !~ 0z34"], 'Cannot compare blob with blob', 1)
894
895  call CheckDefFailure(["let x = [13] > [88]"], 'Cannot compare list with list', 1)
896  call CheckDefFailure(["let x = [13] >= [88]"], 'Cannot compare list with list', 1)
897  call CheckDefFailure(["let x = [13] < [88]"], 'Cannot compare list with list', 1)
898  call CheckDefFailure(["let x = [13] <= [88]"], 'Cannot compare list with list', 1)
899  call CheckDefFailure(["let x = [13] =~ [88]"], 'Cannot compare list with list', 1)
900  call CheckDefFailure(["let x = [13] !~ [88]"], 'Cannot compare list with list', 1)
901
902  call CheckDefFailure(['let j: job', 'let chan: channel', 'let r = j == chan'], 'Cannot compare job with channel', 3)
903  call CheckDefFailure(['let j: job', 'let x: list<any>', 'let r = j == x'], 'Cannot compare job with list', 3)
904  call CheckDefFailure(['let j: job', 'let Xx: func', 'let r = j == Xx'], 'Cannot compare job with func', 3)
905  call CheckDefFailure(['let j: job', 'let Xx: func', 'let r = j == Xx'], 'Cannot compare job with func', 3)
906endfunc
907
908" test addition, subtraction, concatenation
909def Test_expr5()
910  assert_equal(66, 60 + 6)
911  assert_equal(70, 60 +
912			g:anint)
913  assert_equal(9, g:thefour
914  			+ 5)
915  assert_equal(14, g:thefour + g:anint)
916  assert_equal([1, 2, 3, 4], [1] + g:alist)
917
918  assert_equal(54, 60 - 6)
919  assert_equal(50, 60 -
920		    g:anint)
921  assert_equal(-1, g:thefour
922  			- 5)
923  assert_equal(-6, g:thefour - g:anint)
924
925  assert_equal('hello', 'hel' .. 'lo')
926  assert_equal('hello 123', 'hello ' ..
927					123)
928  assert_equal('hello 123', 'hello '
929  				..  123)
930  assert_equal('123 hello', 123 .. ' hello')
931  assert_equal('123456', 123 .. 456)
932
933  assert_equal('av:true', 'a' .. true)
934  assert_equal('av:false', 'a' .. false)
935  assert_equal('av:null', 'a' .. v:null)
936  assert_equal('av:none', 'a' .. v:none)
937  if has('float')
938    assert_equal('a0.123', 'a' .. 0.123)
939  endif
940
941  assert_equal([1, 2, 3, 4], [1, 2] + [3, 4])
942  assert_equal(0z11223344, 0z1122 + 0z3344)
943  assert_equal(0z112201ab, 0z1122
944  				+ g:ablob)
945  assert_equal(0z01ab3344, g:ablob + 0z3344)
946  assert_equal(0z01ab01ab, g:ablob + g:ablob)
947enddef
948
949def Test_expr5_vim9script()
950  # check line continuation
951  let lines =<< trim END
952      vim9script
953      let var = 11
954      		+ 77
955		- 22
956      assert_equal(66, var)
957  END
958  CheckScriptSuccess(lines)
959
960  lines =<< trim END
961      vim9script
962      let var = 11 +
963		  77 -
964		  22
965      assert_equal(66, var)
966  END
967  CheckScriptSuccess(lines)
968
969  lines =<< trim END
970      vim9script
971      let var = 'one'
972      		.. 'two'
973      assert_equal('onetwo', var)
974  END
975  CheckScriptSuccess(lines)
976
977  lines =<< trim END
978      vim9script
979      echo 'abc' is# 'abc'
980  END
981  CheckScriptFailure(lines, 'E15:', 2)
982
983  lines =<< trim END
984      vim9script
985      echo 'abc' is? 'abc'
986  END
987  CheckScriptFailure(lines, 'E15:', 2)
988
989  lines =<< trim END
990      vim9script
991      echo 'abc' isnot# 'abc'
992  END
993  CheckScriptFailure(lines, 'E15:', 2)
994
995  lines =<< trim END
996      vim9script
997      echo 'abc' isnot? 'abc'
998  END
999  CheckScriptFailure(lines, 'E15:', 2)
1000
1001  # check white space
1002  lines =<< trim END
1003      vim9script
1004      echo 5+6
1005  END
1006  CheckScriptFailure(lines, 'E1004:', 2)
1007  lines =<< trim END
1008      vim9script
1009      echo 5 +6
1010  END
1011  CheckScriptFailure(lines, 'E1004:', 2)
1012  lines =<< trim END
1013      vim9script
1014      echo 5+ 6
1015  END
1016  CheckScriptFailure(lines, 'E1004:', 2)
1017
1018  lines =<< trim END
1019      vim9script
1020      echo 'a'..'b'
1021  END
1022  CheckScriptFailure(lines, 'E1004:', 2)
1023  lines =<< trim END
1024      vim9script
1025      echo 'a' ..'b'
1026  END
1027  CheckScriptFailure(lines, 'E1004:', 2)
1028  lines =<< trim END
1029      vim9script
1030      echo 'a'.. 'b'
1031  END
1032  CheckScriptFailure(lines, 'E1004:', 2)
1033
1034  # check valid string concatenation
1035  lines =<< trim END
1036      vim9script
1037      assert_equal('one123', 'one' .. 123)
1038      assert_equal('onev:true', 'one' .. true)
1039      assert_equal('onev:null', 'one' .. v:null)
1040      assert_equal('onev:none', 'one' .. v:none)
1041      if has('float')
1042        assert_equal('a0.123', 'a' .. 0.123)
1043      endif
1044  END
1045  CheckScriptSuccess(lines)
1046
1047  # check invalid string concatenation
1048  lines =<< trim END
1049      vim9script
1050      echo 'a' .. [1]
1051  END
1052  CheckScriptFailure(lines, 'E730:', 2)
1053  lines =<< trim END
1054      vim9script
1055      echo 'a' .. #{a: 1}
1056  END
1057  CheckScriptFailure(lines, 'E731:', 2)
1058  lines =<< trim END
1059      vim9script
1060      echo 'a' .. test_void()
1061  END
1062  CheckScriptFailure(lines, 'E908:', 2)
1063  lines =<< trim END
1064      vim9script
1065      echo 'a' .. 0z33
1066  END
1067  CheckScriptFailure(lines, 'E976:', 2)
1068  lines =<< trim END
1069      vim9script
1070      echo 'a' .. function('len')
1071  END
1072  CheckScriptFailure(lines, 'E729:', 2)
1073  lines =<< trim END
1074      vim9script
1075      echo 'a' .. test_null_job()
1076  END
1077  CheckScriptFailure(lines, 'E908:', 2)
1078  lines =<< trim END
1079      vim9script
1080      echo 'a' .. test_null_channel()
1081  END
1082  CheckScriptFailure(lines, 'E908:', 2)
1083enddef
1084
1085def Test_expr5_float()
1086  if !has('float')
1087    MissingFeature 'float'
1088  else
1089    assert_equal(66.0, 60.0 + 6.0)
1090    assert_equal(66.0, 60.0 + 6)
1091    assert_equal(66.0, 60 +
1092			 6.0)
1093    assert_equal(5.1, g:afloat
1094    			+ 5)
1095    assert_equal(8.1, 8 + g:afloat)
1096    assert_equal(10.1, g:anint + g:afloat)
1097    assert_equal(10.1, g:afloat + g:anint)
1098
1099    assert_equal(54.0, 60.0 - 6.0)
1100    assert_equal(54.0, 60.0
1101    			    - 6)
1102    assert_equal(54.0, 60 - 6.0)
1103    assert_equal(-4.9, g:afloat - 5)
1104    assert_equal(7.9, 8 - g:afloat)
1105    assert_equal(9.9, g:anint - g:afloat)
1106    assert_equal(-9.9, g:afloat - g:anint)
1107  endif
1108enddef
1109
1110func Test_expr5_fails()
1111  let msg = "white space required before and after '+'"
1112  call CheckDefFailure(["let x = 1+2"], msg, 1)
1113  call CheckDefFailure(["let x = 1 +2"], msg, 1)
1114  call CheckDefFailure(["let x = 1+ 2"], msg, 1)
1115
1116  let msg = "white space required before and after '-'"
1117  call CheckDefFailure(["let x = 1-2"], msg, 1)
1118  call CheckDefFailure(["let x = 1 -2"], msg, 1)
1119  call CheckDefFailure(["let x = 1- 2"], msg, 1)
1120
1121  let msg = "white space required before and after '..'"
1122  call CheckDefFailure(["let x = '1'..'2'"], msg, 1)
1123  call CheckDefFailure(["let x = '1' ..'2'"], msg, 1)
1124  call CheckDefFailure(["let x = '1'.. '2'"], msg, 1)
1125
1126  call CheckDefFailure(["let x = 0z1122 + 33"], 'E1051', 1)
1127  call CheckDefFailure(["let x = 0z1122 + [3]"], 'E1051', 1)
1128  call CheckDefFailure(["let x = 0z1122 + 'asd'"], 'E1051', 1)
1129  call CheckDefFailure(["let x = 33 + 0z1122"], 'E1051', 1)
1130  call CheckDefFailure(["let x = [3] + 0z1122"], 'E1051', 1)
1131  call CheckDefFailure(["let x = 'asdf' + 0z1122"], 'E1051', 1)
1132  call CheckDefFailure(["let x = 6 + xxx"], 'E1001', 1)
1133
1134  call CheckDefFailure(["let x = 'a' .. [1]"], 'E1105', 1)
1135  call CheckDefFailure(["let x = 'a' .. #{a: 1}"], 'E1105', 1)
1136  call CheckDefFailure(["let x = 'a' .. test_void()"], 'E1105', 1)
1137  call CheckDefFailure(["let x = 'a' .. 0z32"], 'E1105', 1)
1138  call CheckDefFailure(["let x = 'a' .. function('len')"], 'E1105', 1)
1139  call CheckDefFailure(["let x = 'a' .. function('len', ['a'])"], 'E1105', 1)
1140  call CheckDefFailure(["let x = 'a' .. test_null_job()"], 'E1105', 1)
1141  call CheckDefFailure(["let x = 'a' .. test_null_channel()"], 'E1105', 1)
1142endfunc
1143
1144" test multiply, divide, modulo
1145def Test_expr6()
1146  assert_equal(36, 6 * 6)
1147  assert_equal(24, 6 *
1148			g:thefour)
1149  assert_equal(24, g:thefour
1150  			* 6)
1151  assert_equal(40, g:anint * g:thefour)
1152
1153  assert_equal(10, 60 / 6)
1154  assert_equal(6, 60 /
1155			g:anint)
1156  assert_equal(1, g:anint / 6)
1157  assert_equal(2, g:anint
1158  			/ g:thefour)
1159
1160  assert_equal(5, 11 % 6)
1161  assert_equal(4, g:anint % 6)
1162  assert_equal(3, 13 %
1163			g:anint)
1164  assert_equal(2, g:anint
1165  			% g:thefour)
1166
1167  assert_equal(4, 6 * 4 / 6)
1168
1169  let x = [2]
1170  let y = [3]
1171  assert_equal(5, x[0] + y[0])
1172  assert_equal(6, x[0] * y[0])
1173  if has('float')
1174    let xf = [2.0]
1175    let yf = [3.0]
1176    assert_equal(5.0, xf[0]
1177    			+ yf[0])
1178    assert_equal(6.0, xf[0]
1179    			* yf[0])
1180  endif
1181
1182  call CheckDefFailure(["let x = 6 * xxx"], 'E1001', 1)
1183enddef
1184
1185def Test_expr6_vim9script()
1186  # check line continuation
1187  let lines =<< trim END
1188      vim9script
1189      let var = 11
1190      		* 22
1191		/ 3
1192      assert_equal(80, var)
1193  END
1194  CheckScriptSuccess(lines)
1195
1196  lines =<< trim END
1197      vim9script
1198      let var = 25
1199      		% 10
1200      assert_equal(5, var)
1201  END
1202  CheckScriptSuccess(lines)
1203
1204  lines =<< trim END
1205      vim9script
1206      let var = 11 *
1207      		22 /
1208		3
1209      assert_equal(80, var)
1210  END
1211  CheckScriptSuccess(lines)
1212
1213  # check white space
1214  lines =<< trim END
1215      vim9script
1216      echo 5*6
1217  END
1218  CheckScriptFailure(lines, 'E1004:', 2)
1219  lines =<< trim END
1220      vim9script
1221      echo 5 *6
1222  END
1223  CheckScriptFailure(lines, 'E1004:', 2)
1224  lines =<< trim END
1225      vim9script
1226      echo 5* 6
1227  END
1228  CheckScriptFailure(lines, 'E1004:', 2)
1229enddef
1230
1231def Test_expr6_float()
1232  if !has('float')
1233    MissingFeature 'float'
1234  else
1235    assert_equal(36.0, 6.0 * 6)
1236    assert_equal(36.0, 6 *
1237			   6.0)
1238    assert_equal(36.0, 6.0 * 6.0)
1239    assert_equal(1.0, g:afloat * g:anint)
1240
1241    assert_equal(10.0, 60 / 6.0)
1242    assert_equal(10.0, 60.0 /
1243			6)
1244    assert_equal(10.0, 60.0 / 6.0)
1245    assert_equal(0.01, g:afloat / g:anint)
1246
1247    assert_equal(4.0, 6.0 * 4 / 6)
1248    assert_equal(4.0, 6 *
1249			4.0 /
1250			6)
1251    assert_equal(4.0, 6 * 4 / 6.0)
1252    assert_equal(4.0, 6.0 * 4.0 / 6)
1253    assert_equal(4.0, 6 * 4.0 / 6.0)
1254    assert_equal(4.0, 6.0 * 4 / 6.0)
1255    assert_equal(4.0, 6.0 * 4.0 / 6.0)
1256
1257    assert_equal(4.0, 6.0 * 4.0 / 6.0)
1258  endif
1259enddef
1260
1261func Test_expr6_fails()
1262  let msg = "white space required before and after '*'"
1263  call CheckDefFailure(["let x = 1*2"], msg, 1)
1264  call CheckDefFailure(["let x = 1 *2"], msg, 1)
1265  call CheckDefFailure(["let x = 1* 2"], msg, 1)
1266
1267  let msg = "white space required before and after '/'"
1268  call CheckDefFailure(["let x = 1/2"], msg, 1)
1269  call CheckDefFailure(["let x = 1 /2"], msg, 1)
1270  call CheckDefFailure(["let x = 1/ 2"], msg, 1)
1271
1272  let msg = "white space required before and after '%'"
1273  call CheckDefFailure(["let x = 1%2"], msg, 1)
1274  call CheckDefFailure(["let x = 1 %2"], msg, 1)
1275  call CheckDefFailure(["let x = 1% 2"], msg, 1)
1276
1277  call CheckDefFailure(["let x = '1' * '2'"], 'E1036:', 1)
1278  call CheckDefFailure(["let x = '1' / '2'"], 'E1036:', 1)
1279  call CheckDefFailure(["let x = '1' % '2'"], 'E1035:', 1)
1280
1281  call CheckDefFailure(["let x = 0z01 * 0z12"], 'E1036:', 1)
1282  call CheckDefFailure(["let x = 0z01 / 0z12"], 'E1036:', 1)
1283  call CheckDefFailure(["let x = 0z01 % 0z12"], 'E1035:', 1)
1284
1285  call CheckDefFailure(["let x = [1] * [2]"], 'E1036:', 1)
1286  call CheckDefFailure(["let x = [1] / [2]"], 'E1036:', 1)
1287  call CheckDefFailure(["let x = [1] % [2]"], 'E1035:', 1)
1288
1289  call CheckDefFailure(["let x = #{one: 1} * #{two: 2}"], 'E1036:', 1)
1290  call CheckDefFailure(["let x = #{one: 1} / #{two: 2}"], 'E1036:', 1)
1291  call CheckDefFailure(["let x = #{one: 1} % #{two: 2}"], 'E1035:', 1)
1292
1293  call CheckDefFailure(["let x = 0xff[1]"], 'E1107:', 1)
1294  if has('float')
1295    call CheckDefFailure(["let x = 0.7[1]"], 'E1107:', 1)
1296  endif
1297endfunc
1298
1299func Test_expr6_float_fails()
1300  CheckFeature float
1301  call CheckDefFailure(["let x = 1.0 % 2"], 'E1035:', 1)
1302endfunc
1303
1304" define here to use old style parsing
1305if has('float')
1306  let g:float_zero = 0.0
1307  let g:float_neg = -9.8
1308  let g:float_big = 9.9e99
1309endif
1310let g:blob_empty = 0z
1311let g:blob_one = 0z01
1312let g:blob_long = 0z0102.0304
1313
1314let g:string_empty = ''
1315let g:string_short = 'x'
1316let g:string_long = 'abcdefghijklm'
1317let g:string_special = "ab\ncd\ref\ekk"
1318
1319let g:special_true = v:true
1320let g:special_false = v:false
1321let g:special_null = v:null
1322let g:special_none = v:none
1323
1324let g:list_empty = []
1325let g:list_mixed = [1, 'b', v:false]
1326
1327let g:dict_empty = {}
1328let g:dict_one = #{one: 1}
1329
1330let $TESTVAR = 'testvar'
1331
1332" type casts
1333def Test_expr7t()
1334  let ls: list<string> = ['a', <string>g:string_empty]
1335  let ln: list<number> = [<number>g:anint, <number>g:thefour]
1336  let nr = <number>234
1337  assert_equal(234, nr)
1338
1339  call CheckDefFailure(["let x = <nr>123"], 'E1010:', 1)
1340  call CheckDefFailure(["let x = <number >123"], 'E1068:', 1)
1341  call CheckDefFailure(["let x = <number 123"], 'E1104:', 1)
1342enddef
1343
1344" test low level expression
1345def Test_expr7_number()
1346  # number constant
1347  assert_equal(0, 0)
1348  assert_equal(654, 0654)
1349
1350  assert_equal(6, 0x6)
1351  assert_equal(15, 0xf)
1352  assert_equal(255, 0xff)
1353enddef
1354
1355def Test_expr7_float()
1356  # float constant
1357  if !has('float')
1358    MissingFeature 'float'
1359  else
1360    assert_equal(g:float_zero, .0)
1361    assert_equal(g:float_zero, 0.0)
1362    assert_equal(g:float_neg, -9.8)
1363    assert_equal(g:float_big, 9.9e99)
1364  endif
1365enddef
1366
1367def Test_expr7_blob()
1368  # blob constant
1369  assert_equal(g:blob_empty, 0z)
1370  assert_equal(g:blob_one, 0z01)
1371  assert_equal(g:blob_long, 0z0102.0304)
1372
1373  call CheckDefFailure(["let x = 0z123"], 'E973:', 1)
1374enddef
1375
1376def Test_expr7_string()
1377  # string constant
1378  assert_equal(g:string_empty, '')
1379  assert_equal(g:string_empty, "")
1380  assert_equal(g:string_short, 'x')
1381  assert_equal(g:string_short, "x")
1382  assert_equal(g:string_long, 'abcdefghijklm')
1383  assert_equal(g:string_long, "abcdefghijklm")
1384  assert_equal(g:string_special, "ab\ncd\ref\ekk")
1385
1386  call CheckDefFailure(['let x = "abc'], 'E114:', 1)
1387  call CheckDefFailure(["let x = 'abc"], 'E115:', 1)
1388enddef
1389
1390def Test_expr7_vimvar()
1391  let old: list<string> = v:oldfiles
1392  let compl: dict<any> = v:completed_item
1393
1394  call CheckDefFailure(["let old: list<number> = v:oldfiles"], 'E1012: type mismatch, expected list<number> but got list<string>', 1)
1395  call CheckDefFailure(["let old: dict<number> = v:completed_item"], 'E1012: type mismatch, expected dict<number> but got dict<any>', 1)
1396enddef
1397
1398def Test_expr7_special()
1399  # special constant
1400  assert_equal(g:special_true, true)
1401  assert_equal(g:special_false, false)
1402  assert_equal(g:special_true, v:true)
1403  assert_equal(g:special_false, v:false)
1404
1405  assert_equal(true, !false)
1406  assert_equal(false, !true)
1407  assert_equal(true, !0)
1408  assert_equal(false, !1)
1409  assert_equal(false, !!false)
1410  assert_equal(true, !!true)
1411  assert_equal(false, !!0)
1412  assert_equal(true, !!1)
1413
1414  assert_equal(g:special_null, v:null)
1415  assert_equal(g:special_none, v:none)
1416
1417  call CheckDefFailure(['v:true = true'], 'E46:', 1)
1418  call CheckDefFailure(['v:true = false'], 'E46:', 1)
1419  call CheckDefFailure(['v:false = true'], 'E46:', 1)
1420  call CheckDefFailure(['v:null = 11'], 'E46:', 1)
1421  call CheckDefFailure(['v:none = 22'], 'E46:', 1)
1422enddef
1423
1424def Test_expr7_special_vim9script()
1425  let lines =<< trim END
1426      vim9script
1427      let t = true
1428      let f = false
1429      assert_equal(v:true, true)
1430      assert_equal(true, t)
1431      assert_equal(v:false, false)
1432      assert_equal(false, f)
1433      assert_equal(true, !false)
1434      assert_equal(false, !true)
1435      assert_equal(true, !0)
1436      assert_equal(false, !1)
1437      assert_equal(false, !!false)
1438      assert_equal(true, !!true)
1439      assert_equal(false, !!0)
1440      assert_equal(true, !!1)
1441  END
1442  CheckScriptSuccess(lines)
1443enddef
1444
1445def Test_expr7_list()
1446  # list
1447  assert_equal(g:list_empty, [])
1448  assert_equal(g:list_empty, [  ])
1449
1450  let numbers: list<number> = [1, 2, 3]
1451  numbers = [1]
1452  numbers = []
1453
1454  let strings: list<string> = ['a', 'b', 'c']
1455  strings = ['x']
1456  strings = []
1457
1458  let mixed: list<any> = [1, 'b', false,]
1459  assert_equal(g:list_mixed, mixed)
1460  assert_equal('b', mixed[1])
1461
1462  echo [1,
1463  	2] [3,
1464		4]
1465
1466  call CheckDefFailure(["let x = 1234[3]"], 'E1107:', 1)
1467  call CheckDefExecFailure(["let x = g:anint[3]"], 'E1062:', 1)
1468
1469  call CheckDefFailure(["let x = g:list_mixed[xxx]"], 'E1001:', 1)
1470
1471  call CheckDefFailure(["let x = [1,2,3]"], 'E1069:', 1)
1472  call CheckDefFailure(["let x = [1 ,2, 3]"], 'E1068:', 1)
1473
1474  call CheckDefExecFailure(["echo 1", "let x = [][0]", "echo 3"], 'E684:', 2)
1475
1476  call CheckDefExecFailure(["let x = g:list_mixed['xx']"], 'E1029:', 1)
1477  call CheckDefFailure(["let x = g:list_mixed["], 'E1097:', 2)
1478  call CheckDefFailure(["let x = g:list_mixed[0"], 'E1097:', 2)
1479  call CheckDefExecFailure(["let x = g:list_empty[3]"], 'E684:', 1)
1480  call CheckDefFailure(["let l: list<number> = [234, 'x']"], 'E1012:', 1)
1481  call CheckDefFailure(["let l: list<number> = ['x', 234]"], 'E1012:', 1)
1482  call CheckDefFailure(["let l: list<string> = [234, 'x']"], 'E1012:', 1)
1483  call CheckDefFailure(["let l: list<string> = ['x', 123]"], 'E1012:', 1)
1484enddef
1485
1486def Test_expr7_list_vim9script()
1487  let lines =<< trim END
1488      vim9script
1489      let l = [
1490		11,
1491		22,
1492		]
1493      assert_equal([11, 22], l)
1494
1495      echo [1,
1496	    2] [3,
1497		    4]
1498  END
1499  CheckScriptSuccess(lines)
1500
1501  lines =<< trim END
1502      vim9script
1503      let l = [11,
1504		22]
1505      assert_equal([11, 22], l)
1506  END
1507  CheckScriptSuccess(lines)
1508
1509  lines =<< trim END
1510      vim9script
1511      let l = [11,22]
1512  END
1513  CheckScriptFailure(lines, 'E1069:', 2)
1514
1515  lines =<< trim END
1516      vim9script
1517      let l = [11 , 22]
1518  END
1519  CheckScriptFailure(lines, 'E1068:', 2)
1520
1521  lines =<< trim END
1522    vim9script
1523    let l: list<number> = [234, 'x']
1524  END
1525  CheckScriptFailure(lines, 'E1012:', 2)
1526  lines =<< trim END
1527    vim9script
1528    let l: list<number> = ['x', 234]
1529  END
1530  CheckScriptFailure(lines, 'E1012:', 2)
1531  lines =<< trim END
1532    vim9script
1533    let l: list<string> = ['x', 234]
1534  END
1535  CheckScriptFailure(lines, 'E1012:', 2)
1536  lines =<< trim END
1537    vim9script
1538    let l: list<string> = [234, 'x']
1539  END
1540  CheckScriptFailure(lines, 'E1012:', 2)
1541enddef
1542
1543def LambdaWithComments(): func
1544  return {x ->
1545            # some comment
1546            x == 1
1547            # some comment
1548            ||
1549            x == 2
1550        }
1551enddef
1552
1553def LambdaUsingArg(x: number): func
1554  return {->
1555            # some comment
1556            x == 1
1557            # some comment
1558            ||
1559            x == 2
1560        }
1561enddef
1562
1563def Test_expr7_lambda()
1564  let La = { -> 'result'}
1565  assert_equal('result', La())
1566  assert_equal([1, 3, 5], [1, 2, 3]->map({key, val -> key + val}))
1567
1568  # line continuation inside lambda with "cond ? expr : expr" works
1569  let ll = range(3)
1570  map(ll, {k, v -> v % 2 ? {
1571	    '111': 111 } : {}
1572	})
1573  assert_equal([{}, {'111': 111}, {}], ll)
1574
1575  ll = range(3)
1576  map(ll, {k, v -> v == 8 || v
1577		== 9
1578		|| v % 2 ? 111 : 222
1579	})
1580  assert_equal([222, 111, 222], ll)
1581
1582  ll = range(3)
1583  map(ll, {k, v -> v != 8 && v
1584		!= 9
1585		&& v % 2 == 0 ? 111 : 222
1586	})
1587  assert_equal([111, 222, 111], ll)
1588
1589  let dl = [{'key': 0}, {'key': 22}]->filter({ _, v -> v['key'] })
1590  assert_equal([{'key': 22}], dl)
1591
1592  dl = [{'key': 12}, {'foo': 34}]
1593  assert_equal([{'key': 12}], filter(dl,
1594	{_, v -> has_key(v, 'key') ? v['key'] == 12 : 0}))
1595
1596  assert_equal(false, LambdaWithComments()(0))
1597  assert_equal(true, LambdaWithComments()(1))
1598  assert_equal(true, LambdaWithComments()(2))
1599  assert_equal(false, LambdaWithComments()(3))
1600
1601  assert_equal(false, LambdaUsingArg(0)())
1602  assert_equal(true, LambdaUsingArg(1)())
1603
1604  call CheckDefFailure(["filter([1, 2], {k,v -> 1})"], 'E1069:', 1)
1605  # error is in first line of the lambda
1606  call CheckDefFailure(["let L = {a -> a + b}"], 'E1001:', 0)
1607
1608  assert_equal('xxxyyy', 'xxx'->{a, b -> a .. b}('yyy'))
1609
1610  CheckDefExecFailure(["let s = 'asdf'->{a -> a}('x')"],
1611        'E1106: one argument too many')
1612  CheckDefExecFailure(["let s = 'asdf'->{a -> a}('x', 'y')"],
1613        'E1106: 2 arguments too many')
1614  CheckDefFailure(["echo 'asdf'->{a -> a}(x)"], 'E1001:', 1)
1615enddef
1616
1617def Test_expr7_lambda_vim9script()
1618  let lines =<< trim END
1619      vim9script
1620      let v = 10->{a ->
1621	    a
1622	      + 2
1623	  }()
1624      assert_equal(12, v)
1625  END
1626  CheckScriptSuccess(lines)
1627
1628  # nested lambda with line breaks
1629  lines =<< trim END
1630      vim9script
1631      search('"', 'cW', 0, 0, {->
1632	synstack('.', col('.'))
1633	->map({_, v -> synIDattr(v, 'name')})->len()})
1634  END
1635  CheckScriptSuccess(lines)
1636enddef
1637
1638def Test_expr7_dict()
1639  # dictionary
1640  assert_equal(g:dict_empty, {})
1641  assert_equal(g:dict_empty, {  })
1642  assert_equal(g:dict_one, {'one': 1})
1643  let key = 'one'
1644  let val = 1
1645  assert_equal(g:dict_one, {key: val})
1646
1647  let numbers: dict<number> = #{a: 1, b: 2, c: 3}
1648  numbers = #{a: 1}
1649  numbers = #{}
1650
1651  let strings: dict<string> = #{a: 'a', b: 'b', c: 'c'}
1652  strings = #{a: 'x'}
1653  strings = #{}
1654
1655  let mixed: dict<any> = #{a: 'a', b: 42}
1656  mixed = #{a: 'x'}
1657  mixed = #{a: 234}
1658  mixed = #{}
1659
1660  call CheckDefFailure(["let x = #{a:8}"], 'E1069:', 1)
1661  call CheckDefFailure(["let x = #{a : 8}"], 'E1068:', 1)
1662  call CheckDefFailure(["let x = #{a :8}"], 'E1068:', 1)
1663  call CheckDefFailure(["let x = #{a: 8 , b: 9}"], 'E1068:', 1)
1664
1665  call CheckDefFailure(["let x = #{8: 8}"], 'E1014:', 1)
1666  call CheckDefFailure(["let x = #{xxx}"], 'E720:', 1)
1667  call CheckDefFailure(["let x = #{xxx: 1", "let y = 2"], 'E722:', 2)
1668  call CheckDefFailure(["let x = #{xxx: 1,"], 'E723:', 2)
1669  call CheckDefFailure(["let x = {'a': xxx}"], 'E1001:', 1)
1670  call CheckDefFailure(["let x = {xxx: 8}"], 'E1001:', 1)
1671  call CheckDefFailure(["let x = #{a: 1, a: 2}"], 'E721:', 1)
1672  call CheckDefFailure(["let x = #"], 'E1015:', 1)
1673  call CheckDefFailure(["let x += 1"], 'E1020:', 1)
1674  call CheckDefFailure(["let x = x + 1"], 'E1001:', 1)
1675  call CheckDefExecFailure(["let x = g:anint.member"], 'E715:', 1)
1676  call CheckDefExecFailure(["let x = g:dict_empty.member"], 'E716:', 1)
1677
1678  call CheckDefFailure(['let x: dict<number> = #{a: 234, b: "1"}'], 'E1012:', 1)
1679  call CheckDefFailure(['let x: dict<number> = #{a: "x", b: 134}'], 'E1012:', 1)
1680  call CheckDefFailure(['let x: dict<string> = #{a: 234, b: "1"}'], 'E1012:', 1)
1681  call CheckDefFailure(['let x: dict<string> = #{a: "x", b: 134}'], 'E1012:', 1)
1682enddef
1683
1684def Test_expr7_dict_vim9script()
1685  let lines =<< trim END
1686      vim9script
1687      let d = {
1688		'one':
1689		   1,
1690		'two': 2,
1691		   }
1692      assert_equal({'one': 1, 'two': 2}, d)
1693  END
1694  CheckScriptSuccess(lines)
1695
1696  lines =<< trim END
1697      vim9script
1698      let d = { "one": "one", "two": "two", }
1699      assert_equal({'one': 'one', 'two': 'two'}, d)
1700  END
1701  CheckScriptSuccess(lines)
1702
1703  lines =<< trim END
1704      vim9script
1705      let d = #{one: 1,
1706		two: 2,
1707	       }
1708      assert_equal({'one': 1, 'two': 2}, d)
1709  END
1710  CheckScriptSuccess(lines)
1711
1712  lines =<< trim END
1713      vim9script
1714      let d = #{one:1, two: 2}
1715  END
1716  CheckScriptFailure(lines, 'E1069:', 2)
1717
1718  lines =<< trim END
1719      vim9script
1720      let d = #{one: 1,two: 2}
1721  END
1722  CheckScriptFailure(lines, 'E1069:', 2)
1723
1724  lines =<< trim END
1725      vim9script
1726      let d = #{one : 1}
1727  END
1728  CheckScriptFailure(lines, 'E1068:', 2)
1729
1730  lines =<< trim END
1731      vim9script
1732      let d = #{one:1}
1733  END
1734  CheckScriptFailure(lines, 'E1069:', 2)
1735
1736  lines =<< trim END
1737      vim9script
1738      let d = #{one: 1 , two: 2}
1739  END
1740  CheckScriptFailure(lines, 'E1068:', 2)
1741
1742  lines =<< trim END
1743    vim9script
1744    let l: dict<number> = #{a: 234, b: 'x'}
1745  END
1746  CheckScriptFailure(lines, 'E1012:', 2)
1747  lines =<< trim END
1748    vim9script
1749    let l: dict<number> = #{a: 'x', b: 234}
1750  END
1751  CheckScriptFailure(lines, 'E1012:', 2)
1752  lines =<< trim END
1753    vim9script
1754    let l: dict<string> = #{a: 'x', b: 234}
1755  END
1756  CheckScriptFailure(lines, 'E1012:', 2)
1757  lines =<< trim END
1758    vim9script
1759    let l: dict<string> = #{a: 234, b: 'x'}
1760  END
1761  CheckScriptFailure(lines, 'E1012:', 2)
1762enddef
1763
1764let g:oneString = 'one'
1765
1766def Test_expr_member()
1767  assert_equal(1, g:dict_one.one)
1768  let d: dict<number> = g:dict_one
1769  assert_equal(1, d['one'])
1770  assert_equal(1, d[
1771		  'one'
1772		  ])
1773  assert_equal(1, d
1774  	.one)
1775  d = {'1': 1, '_': 2}
1776  assert_equal(1, d
1777  	.1)
1778  assert_equal(2, d
1779  	._)
1780
1781  # getting the one member should clear the dict after getting the item
1782  assert_equal('one', #{one: 'one'}.one)
1783  assert_equal('one', #{one: 'one'}[g:oneString])
1784
1785  call CheckDefFailure(["let x = g:dict_one.#$!"], 'E1002:', 1)
1786  call CheckDefExecFailure(["let d: dict<any>", "echo d['a']"], 'E716:', 2)
1787  call CheckDefExecFailure(["let d: dict<number>", "d = g:list_empty"], 'E1029: Expected dict but got list', 2)
1788enddef
1789
1790def Test_expr7_any_index_slice()
1791  let lines =<< trim END
1792    # getting the one member should clear the list only after getting the item
1793    assert_equal('bbb', ['aaa', 'bbb', 'ccc'][1])
1794
1795    # string is permissive, index out of range accepted
1796    g:teststring = 'abcdef'
1797    assert_equal('b', g:teststring[1])
1798    assert_equal('', g:teststring[-1])
1799    assert_equal('', g:teststring[99])
1800
1801    assert_equal('b', g:teststring[1:1])
1802    assert_equal('bcdef', g:teststring[1:])
1803    assert_equal('abcd', g:teststring[:3])
1804    assert_equal('cdef', g:teststring[-4:])
1805    assert_equal('abcdef', g:teststring[-9:])
1806    assert_equal('abcd', g:teststring[:-3])
1807    assert_equal('', g:teststring[:-9])
1808
1809    # blob index cannot be out of range
1810    g:testblob = 0z01ab
1811    assert_equal(0x01, g:testblob[0])
1812    assert_equal(0xab, g:testblob[1])
1813    assert_equal(0xab, g:testblob[-1])
1814    assert_equal(0x01, g:testblob[-2])
1815
1816    # blob slice accepts out of range
1817    assert_equal(0z01ab, g:testblob[0:1])
1818    assert_equal(0z01, g:testblob[0:0])
1819    assert_equal(0z01, g:testblob[-2:-2])
1820    assert_equal(0zab, g:testblob[1:1])
1821    assert_equal(0zab, g:testblob[-1:-1])
1822    assert_equal(0z, g:testblob[2:2])
1823    assert_equal(0z, g:testblob[0:-3])
1824
1825    # list index cannot be out of range
1826    g:testlist = [0, 1, 2, 3]
1827    assert_equal(0, g:testlist[0])
1828    assert_equal(1, g:testlist[1])
1829    assert_equal(3, g:testlist[3])
1830    assert_equal(3, g:testlist[-1])
1831    assert_equal(0, g:testlist[-4])
1832    assert_equal(1, g:testlist[g:theone])
1833
1834    # list slice accepts out of range
1835    assert_equal([0], g:testlist[0:0])
1836    assert_equal([3], g:testlist[3:3])
1837    assert_equal([0, 1], g:testlist[0:1])
1838    assert_equal([0, 1, 2, 3], g:testlist[0:3])
1839    assert_equal([0, 1, 2, 3], g:testlist[0:9])
1840    assert_equal([], g:testlist[-1:1])
1841    assert_equal([1], g:testlist[-3:1])
1842    assert_equal([0, 1], g:testlist[-4:1])
1843    assert_equal([0, 1], g:testlist[-9:1])
1844    assert_equal([1, 2, 3], g:testlist[1:-1])
1845    assert_equal([1], g:testlist[1:-3])
1846    assert_equal([], g:testlist[1:-4])
1847    assert_equal([], g:testlist[1:-9])
1848
1849    g:testdict = #{a: 1, b: 2}
1850    assert_equal(1, g:testdict['a'])
1851    assert_equal(2, g:testdict['b'])
1852  END
1853
1854  CheckDefSuccess(lines)
1855  CheckScriptSuccess(['vim9script'] + lines)
1856
1857  CheckDefExecFailure(['echo g:testblob[2]'], 'E979:', 1)
1858  CheckScriptFailure(['vim9script', 'echo g:testblob[2]'], 'E979:', 2)
1859  CheckDefExecFailure(['echo g:testblob[-3]'], 'E979:', 1)
1860  CheckScriptFailure(['vim9script', 'echo g:testblob[-3]'], 'E979:', 2)
1861
1862  CheckDefExecFailure(['echo g:testlist[4]'], 'E684:', 1)
1863  CheckScriptFailure(['vim9script', 'echo g:testlist[4]'], 'E684:', 2)
1864  CheckDefExecFailure(['echo g:testlist[-5]'], 'E684:', 1)
1865  CheckScriptFailure(['vim9script', 'echo g:testlist[-5]'], 'E684:', 2)
1866
1867  CheckDefExecFailure(['echo g:testdict["a":"b"]'], 'E719:', 1)
1868  CheckScriptFailure(['vim9script', 'echo g:testdict["a":"b"]'], 'E719:', 2)
1869  CheckDefExecFailure(['echo g:testdict[1]'], 'E716:', 1)
1870  CheckScriptFailure(['vim9script', 'echo g:testdict[1]'], 'E716:', 2)
1871
1872  unlet g:teststring
1873  unlet g:testblob
1874  unlet g:testlist
1875enddef
1876
1877def Test_expr_member_vim9script()
1878  let lines =<< trim END
1879      vim9script
1880      let d = #{one:
1881      		'one',
1882		two: 'two',
1883		1: 1,
1884		_: 2}
1885      assert_equal('one', d.one)
1886      assert_equal('one', d
1887                            .one)
1888      assert_equal(1, d
1889                            .1)
1890      assert_equal(2, d
1891                            ._)
1892      assert_equal('one', d[
1893			    'one'
1894			    ])
1895  END
1896  CheckScriptSuccess(lines)
1897
1898  lines =<< trim END
1899      vim9script
1900      let l = [1,
1901		  2,
1902		  3, 4
1903		  ]
1904      assert_equal(2, l[
1905			    1
1906			    ])
1907      assert_equal([2, 3], l[1 : 2])
1908      assert_equal([1, 2, 3], l[
1909				:
1910				2
1911				])
1912      assert_equal([3, 4], l[
1913				2
1914				:
1915				])
1916  END
1917  CheckScriptSuccess(lines)
1918enddef
1919
1920def Test_expr7_option()
1921  # option
1922  set ts=11
1923  assert_equal(11, &ts)
1924  &ts = 9
1925  assert_equal(9, &ts)
1926  set ts=8
1927  set grepprg=some\ text
1928  assert_equal('some text', &grepprg)
1929  &grepprg = test_null_string()
1930  assert_equal('', &grepprg)
1931  set grepprg&
1932enddef
1933
1934def Test_expr7_environment()
1935  # environment variable
1936  assert_equal('testvar', $TESTVAR)
1937  assert_equal('', $ASDF_ASD_XXX)
1938
1939  call CheckDefFailure(["let x = $$$"], 'E1002:', 1)
1940enddef
1941
1942def Test_expr7_register()
1943  @a = 'register a'
1944  assert_equal('register a', @a)
1945
1946  let fname = expand('%')
1947  assert_equal(fname, @%)
1948
1949  feedkeys(":echo 'some'\<CR>", "xt")
1950  assert_equal("echo 'some'", @:)
1951
1952  normal axyz
1953  assert_equal("xyz", @.)
1954  call CheckDefFailure(["@. = 'yes'"], 'E354:', 1)
1955
1956  @/ = 'slash'
1957  assert_equal('slash', @/)
1958
1959  @= = 'equal'
1960  assert_equal('equal', @=)
1961enddef
1962
1963def Test_expr7_namespace()
1964  g:some_var = 'some'
1965  assert_equal('some', get(g:, 'some_var'))
1966  assert_equal('some', get(g:, 'some_var', 'xxx'))
1967  assert_equal('xxx', get(g:, 'no_var', 'xxx'))
1968  unlet g:some_var
1969
1970  b:some_var = 'some'
1971  assert_equal('some', get(b:, 'some_var'))
1972  assert_equal('some', get(b:, 'some_var', 'xxx'))
1973  assert_equal('xxx', get(b:, 'no_var', 'xxx'))
1974  unlet b:some_var
1975
1976  w:some_var = 'some'
1977  assert_equal('some', get(w:, 'some_var'))
1978  assert_equal('some', get(w:, 'some_var', 'xxx'))
1979  assert_equal('xxx', get(w:, 'no_var', 'xxx'))
1980  unlet w:some_var
1981
1982  t:some_var = 'some'
1983  assert_equal('some', get(t:, 'some_var'))
1984  assert_equal('some', get(t:, 'some_var', 'xxx'))
1985  assert_equal('xxx', get(t:, 'no_var', 'xxx'))
1986  unlet t:some_var
1987enddef
1988
1989def Test_expr7_parens()
1990  # (expr)
1991  assert_equal(4, (6 * 4) / 6)
1992  assert_equal(0, 6 * ( 4 / 6 ))
1993
1994  assert_equal(6, +6)
1995  assert_equal(-6, -6)
1996  assert_equal(6, --6)
1997  assert_equal(6, -+-6)
1998  assert_equal(-6, ---6)
1999  assert_equal(false, !-3)
2000  assert_equal(true, !+-+0)
2001enddef
2002
2003def Test_expr7_parens_vim9script()
2004  let lines =<< trim END
2005      vim9script
2006      let s = (
2007		'one'
2008		..
2009		'two'
2010		)
2011      assert_equal('onetwo', s)
2012  END
2013  CheckScriptSuccess(lines)
2014enddef
2015
2016def Test_expr7_negate()
2017  assert_equal(-99, -99)
2018  assert_equal(99, --99)
2019  let nr = 88
2020  assert_equal(-88, -nr)
2021  assert_equal(88, --nr)
2022enddef
2023
2024def Echo(arg: any): string
2025  return arg
2026enddef
2027
2028def s:Echo4Arg(arg: any): string
2029  return arg
2030enddef
2031
2032def Test_expr7_call()
2033  assert_equal('yes', 'yes'->Echo())
2034  assert_equal('yes', 'yes'
2035  			->s:Echo4Arg())
2036  assert_equal(true, !range(5)->empty())
2037  assert_equal([0, 1, 2], --3->range())
2038
2039  call CheckDefFailure(["let x = 'yes'->Echo"], 'E107:', 1)
2040  call CheckScriptFailure([
2041	"vim9script",
2042	"let x = substitute ('x', 'x', 'x', 'x')"
2043	], 'E121:', 2)
2044
2045  let auto_lines =<< trim END
2046      def g:some#func(): string
2047	return 'found'
2048      enddef
2049  END
2050  mkdir('Xruntime/autoload', 'p')
2051  writefile(auto_lines, 'Xruntime/autoload/some.vim')
2052  let save_rtp = &rtp
2053  &rtp = getcwd() .. '/Xruntime,' .. &rtp
2054  assert_equal('found', g:some#func())
2055  assert_equal('found', some#func())
2056
2057  &rtp = save_rtp
2058  delete('Xruntime', 'rf')
2059enddef
2060
2061
2062def Test_expr7_not()
2063  let lines =<< trim END
2064      assert_equal(true, !'')
2065      assert_equal(true, ![])
2066      assert_equal(false, !'asdf')
2067      assert_equal(false, ![2])
2068      assert_equal(true, !!'asdf')
2069      assert_equal(true, !![2])
2070
2071      assert_equal(true, !test_null_partial())
2072      assert_equal(false, !{-> 'yes'})
2073
2074      assert_equal(true, !test_null_dict())
2075      assert_equal(true, !{})
2076      assert_equal(false, !{'yes': 'no'})
2077
2078      if has('channel')
2079	assert_equal(true, !test_null_job())
2080	assert_equal(true, !test_null_channel())
2081      endif
2082
2083      assert_equal(true, !test_null_blob())
2084      assert_equal(true, !0z)
2085      assert_equal(false, !0z01)
2086
2087      assert_equal(true, !test_void())
2088      assert_equal(true, !test_unknown())
2089
2090      assert_equal(false, ![1, 2, 3]->reverse())
2091      assert_equal(true, ![]->reverse())
2092  END
2093  CheckDefSuccess(lines)
2094  CheckScriptSuccess(['vim9script'] + lines)
2095enddef
2096
2097func Test_expr7_fails()
2098  call CheckDefFailure(["let x = (12"], "E110:", 1)
2099
2100  call CheckDefFailure(["let x = -'xx'"], "E1030:", 1)
2101  call CheckDefFailure(["let x = +'xx'"], "E1030:", 1)
2102  call CheckDefFailure(["let x = -0z12"], "E974:", 1)
2103  call CheckDefExecFailure(["let x = -[8]"], "E39:", 1)
2104  call CheckDefExecFailure(["let x = -{'a': 1}"], "E39:", 1)
2105
2106  call CheckDefFailure(["let x = @"], "E1002:", 1)
2107  call CheckDefFailure(["let x = @<"], "E354:", 1)
2108
2109  call CheckDefFailure(["let x = [1, 2"], "E697:", 2)
2110  call CheckDefFailure(["let x = [notfound]"], "E1001:", 1)
2111
2112  call CheckDefFailure(["let x = { -> 123) }"], "E451:", 1)
2113  call CheckDefFailure(["let x = 123->{x -> x + 5) }"], "E451:", 1)
2114
2115  call CheckDefFailure(["let x = &notexist"], 'E113:', 1)
2116  call CheckDefFailure(["&grepprg = [343]"], 'E1012:', 1)
2117
2118  call CheckDefExecFailure(["echo s:doesnt_exist"], 'E121:', 1)
2119  call CheckDefExecFailure(["echo g:doesnt_exist"], 'E121:', 1)
2120
2121  call CheckDefFailure(["echo a:somevar"], 'E1075:', 1)
2122  call CheckDefFailure(["echo l:somevar"], 'E1075:', 1)
2123  call CheckDefFailure(["echo x:somevar"], 'E1075:', 1)
2124
2125  call CheckDefExecFailure(["let x = +g:astring"], 'E1030:', 1)
2126  call CheckDefExecFailure(["let x = +g:ablob"], 'E974:', 1)
2127  call CheckDefExecFailure(["let x = +g:alist"], 'E745:', 1)
2128  call CheckDefExecFailure(["let x = +g:adict"], 'E728:', 1)
2129
2130  call CheckDefFailure(["let x = ''", "let y = x.memb"], 'E715:', 2)
2131
2132  call CheckDefFailure(["'yes'->", "Echo()"], 'E488: Trailing characters: ->', 1)
2133
2134  call CheckDefExecFailure(["[1, 2->len()"], 'E697:', 2)
2135  call CheckDefExecFailure(["#{a: 1->len()"], 'E488:', 1)
2136  call CheckDefExecFailure(["{'a': 1->len()"], 'E723:', 2)
2137endfunc
2138
2139let g:Funcrefs = [function('add')]
2140
2141func CallMe(arg)
2142  return a:arg
2143endfunc
2144
2145func CallMe2(one, two)
2146  return a:one .. a:two
2147endfunc
2148
2149def Test_expr7_trailing()
2150  # user function call
2151  assert_equal(123, g:CallMe(123))
2152  assert_equal(123, g:CallMe(  123))
2153  assert_equal(123, g:CallMe(123  ))
2154  assert_equal('yesno', g:CallMe2('yes', 'no'))
2155  assert_equal('yesno', g:CallMe2( 'yes', 'no' ))
2156  assert_equal('nothing', g:CallMe('nothing'))
2157
2158  # partial call
2159  let Part = function('g:CallMe')
2160  assert_equal('yes', Part('yes'))
2161
2162  # funcref call, using list index
2163  let l = []
2164  g:Funcrefs[0](l, 2)
2165  assert_equal([2], l)
2166
2167  # method call
2168  l = [2, 5, 6]
2169  l->map({k, v -> k + v})
2170  assert_equal([2, 6, 8], l)
2171
2172  # lambda method call
2173  l = [2, 5]
2174  l->{l -> add(l, 8)}()
2175  assert_equal([2, 5, 8], l)
2176
2177  # dict member
2178  let d = #{key: 123}
2179  assert_equal(123, d.key)
2180enddef
2181
2182def Test_expr7_string_subscript()
2183  let lines =<< trim END
2184    let text = 'abcdef'
2185    assert_equal('', text[-1])
2186    assert_equal('a', text[0])
2187    assert_equal('e', text[4])
2188    assert_equal('f', text[5])
2189    assert_equal('', text[6])
2190
2191    text = 'ábçdëf'
2192    assert_equal('', text[-999])
2193    assert_equal('', text[-1])
2194    assert_equal('á', text[0])
2195    assert_equal('b', text[1])
2196    assert_equal('ç', text[2])
2197    assert_equal('d', text[3])
2198    assert_equal('ë', text[4])
2199    assert_equal('f', text[5])
2200    assert_equal('', text[6])
2201    assert_equal('', text[999])
2202
2203    assert_equal('ábçdëf', text[0:-1])
2204    assert_equal('ábçdëf', text[0 :-1])
2205    assert_equal('ábçdëf', text[0: -1])
2206    assert_equal('ábçdëf', text[0 : -1])
2207    assert_equal('ábçdëf', text[0
2208                  :-1])
2209    assert_equal('ábçdëf', text[0:
2210                  -1])
2211    assert_equal('ábçdëf', text[0 : -1
2212                  ])
2213    assert_equal('bçdëf', text[1:-1])
2214    assert_equal('çdëf', text[2:-1])
2215    assert_equal('dëf', text[3:-1])
2216    assert_equal('ëf', text[4:-1])
2217    assert_equal('f', text[5:-1])
2218    assert_equal('', text[6:-1])
2219    assert_equal('', text[999:-1])
2220
2221    assert_equal('ábçd', text[:3])
2222    assert_equal('bçdëf', text[1:])
2223    assert_equal('ábçdëf', text[:])
2224  END
2225  CheckDefSuccess(lines)
2226  CheckScriptSuccess(['vim9script'] + lines)
2227enddef
2228
2229def Test_expr7_list_subscript()
2230  let lines =<< trim END
2231    let list = [0, 1, 2, 3, 4]
2232    assert_equal(0, list[0])
2233    assert_equal(4, list[4])
2234    assert_equal(4, list[-1])
2235    assert_equal(0, list[-5])
2236
2237    assert_equal([0, 1, 2, 3, 4], list[0:4])
2238    assert_equal([0, 1, 2, 3, 4], list[:])
2239    assert_equal([1, 2, 3, 4], list[1:])
2240    assert_equal([2, 3, 4], list[2:-1])
2241    assert_equal([4], list[4:-1])
2242    assert_equal([], list[5:-1])
2243    assert_equal([], list[999:-1])
2244    assert_equal([1, 2, 3, 4], list[g:theone:g:thefour])
2245
2246    assert_equal([0, 1, 2, 3], list[0:3])
2247    assert_equal([0], list[0:0])
2248    assert_equal([0, 1, 2, 3, 4], list[0:-1])
2249    assert_equal([0, 1, 2], list[0:-3])
2250    assert_equal([0], list[0:-5])
2251    assert_equal([], list[0:-6])
2252    assert_equal([], list[0:-99])
2253  END
2254  CheckDefSuccess(lines)
2255  CheckScriptSuccess(['vim9script'] + lines)
2256
2257  lines = ['let l = [0, 1, 2]', 'echo l[g:astring : g:theone]']
2258  CheckDefExecFailure(lines, 'E1029:')
2259  CheckScriptFailure(['vim9script'] + lines, 'E1030:', 3)
2260enddef
2261
2262def Test_expr7_subscript_linebreak()
2263  let range = range(
2264  		3)
2265  let l = range
2266	->map('string(v:key)')
2267  assert_equal(['0', '1', '2'], l)
2268
2269  l = range
2270  	->map('string(v:key)')
2271  assert_equal(['0', '1', '2'], l)
2272
2273  l = range # comment
2274  	->map('string(v:key)')
2275  assert_equal(['0', '1', '2'], l)
2276
2277  l = range
2278
2279  	->map('string(v:key)')
2280  assert_equal(['0', '1', '2'], l)
2281
2282  l = range
2283	# comment
2284  	->map('string(v:key)')
2285  assert_equal(['0', '1', '2'], l)
2286
2287  assert_equal('1', l[
2288	1])
2289
2290  let d = #{one: 33}
2291  assert_equal(33, d.
2292	one)
2293enddef
2294
2295def Test_expr7_method_call()
2296  new
2297  setline(1, ['first', 'last'])
2298  'second'->append(1)
2299  "third"->append(2)
2300  assert_equal(['first', 'second', 'third', 'last'], getline(1, '$'))
2301  bwipe!
2302
2303  let bufnr = bufnr()
2304  let loclist = [#{bufnr: bufnr, lnum: 42, col: 17, text: 'wrong'}]
2305  loclist->setloclist(0)
2306  assert_equal([#{bufnr: bufnr,
2307  		lnum: 42,
2308		col: 17,
2309		text: 'wrong',
2310		pattern: '',
2311		valid: 1,
2312		vcol: 0,
2313		nr: 0,
2314		type: '',
2315		module: ''}
2316		], getloclist(0))
2317enddef
2318
2319func Test_expr7_trailing_fails()
2320  call CheckDefFailure(['let l = [2]', 'l->{l -> add(l, 8)}'], 'E107:', 2)
2321  call CheckDefFailure(['let l = [2]', 'l->{l -> add(l, 8)} ()'], 'E274:', 2)
2322endfunc
2323
2324func Test_expr_fails()
2325  call CheckDefFailure(["let x = '1'is2"], 'E488:', 1)
2326  call CheckDefFailure(["let x = '1'isnot2"], 'E488:', 1)
2327
2328  call CheckDefFailure(["CallMe ('yes')"], 'E476:', 1)
2329  call CheckDefFailure(["CallMe2('yes','no')"], 'E1069:', 1)
2330  call CheckDefFailure(["CallMe2('yes' , 'no')"], 'E1068:', 1)
2331
2332  call CheckDefFailure(["v:nosuch += 3"], 'E1001:', 1)
2333  call CheckDefFailure(["let v:statusmsg = ''"], 'E1016: Cannot declare a v: variable:', 1)
2334  call CheckDefFailure(["let asdf = v:nosuch"], 'E1001:', 1)
2335
2336  call CheckDefFailure(["echo len('asdf'"], 'E110:', 2)
2337  call CheckDefFailure(["echo Func0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789()"], 'E1011:', 1)
2338  call CheckDefFailure(["echo doesnotexist()"], 'E117:', 1)
2339endfunc
2340
2341" vim: shiftwidth=2 sts=2 expandtab
2342