1" Tests for Vim9 script expressions
2
3source check.vim
4source vim9.vim
5
6let g:cond = v:false
7def FuncOne(arg: number): string
8  return 'yes'
9enddef
10def FuncTwo(arg: number): number
11  return 123
12enddef
13
14" test cond ? expr : expr
15def Test_expr1()
16  assert_equal('one', true ? 'one' : 'two')
17  assert_equal('one', 1 ?
18			'one' :
19			'two')
20  if has('float')
21    assert_equal('one', 0.1 ? 'one' : 'two')
22  endif
23  assert_equal('one', 'x' ? 'one' : 'two')
24  assert_equal('one', 'x'
25  			? 'one'
26			: 'two')
27  assert_equal('one', 0z1234 ? 'one' : 'two')
28  assert_equal('one', [0] ? 'one' : 'two')
29  assert_equal('one', #{x: 0} ? 'one' : 'two')
30  var name = 1
31  assert_equal('one', name ? 'one' : 'two')
32
33  assert_equal('two', false ? 'one' : 'two')
34  assert_equal('two', 0 ? 'one' : 'two')
35  if has('float')
36    assert_equal('two', 0.0 ? 'one' : 'two')
37  endif
38  assert_equal('two', '' ? 'one' : 'two')
39  assert_equal('two', 0z ? 'one' : 'two')
40  assert_equal('two', [] ? 'one' : 'two')
41  assert_equal('two', {} ? 'one' : 'two')
42  name = 0
43  assert_equal('two', name ? 'one' : 'two')
44
45  # with constant condition expression is not evaluated
46  assert_equal('one', 1 ? 'one' : xxx)
47
48  var Some: func = function('len')
49  var Other: func = function('winnr')
50  var Res: func = g:atrue ? Some : Other
51  assert_equal(function('len'), Res)
52
53  var RetOne: func(string): number = function('len')
54  var RetTwo: func(string): number = function('winnr')
55  var RetThat: func = g:atrue ? RetOne : RetTwo
56  assert_equal(function('len'), RetThat)
57
58  var X = FuncOne
59  var Y = FuncTwo
60  var Z = g:cond ? FuncOne : FuncTwo
61  assert_equal(123, Z(3))
62enddef
63
64def Test_expr1_vimscript()
65  # check line continuation
66  var lines =<< trim END
67      vim9script
68      var name = 1
69      		? 'yes'
70		: 'no'
71      assert_equal('yes', name)
72  END
73  CheckScriptSuccess(lines)
74
75  lines =<< trim END
76      vim9script
77      var name = v:false
78      		? 'yes'
79		: 'no'
80      assert_equal('no', name)
81  END
82  CheckScriptSuccess(lines)
83
84  lines =<< trim END
85      vim9script
86      var name = v:false ?
87      		'yes' :
88		'no'
89      assert_equal('no', name)
90  END
91  CheckScriptSuccess(lines)
92
93  # check white space
94  lines =<< trim END
95      vim9script
96      var name = v:true?1:2
97  END
98  CheckScriptFailure(lines, 'E1004:', 2)
99  lines =<< trim END
100      vim9script
101      var name = v:true? 1 : 2
102  END
103  CheckScriptFailure(lines, 'E1004:', 2)
104  lines =<< trim END
105      vim9script
106      var name = v:true ?1 : 2
107  END
108  CheckScriptFailure(lines, 'E1004:', 2)
109  lines =<< trim END
110      vim9script
111      var name = v:true ? 1: 2
112  END
113  CheckScriptFailure(lines, 'E1004:', 2)
114  lines =<< trim END
115      vim9script
116      var name = v:true ? 1 :2
117  END
118  CheckScriptFailure(lines, 'E1004:', 2)
119
120  # check after failure eval_flags is reset
121  lines =<< trim END
122      vim9script
123      try
124        eval('0 ? 1: 2')
125      catch
126      endtry
127      assert_equal(v:true, eval(string(v:true)))
128  END
129  CheckScriptSuccess(lines)
130
131  lines =<< trim END
132      vim9script
133      try
134        eval('0 ? 1 :2')
135      catch
136      endtry
137      assert_equal(v:true, eval(string(v:true)))
138  END
139  CheckScriptSuccess(lines)
140enddef
141
142func Test_expr1_fails()
143  call CheckDefFailure(["var x = 1 ? 'one'"], "Missing ':' after '?'", 1)
144
145  let msg = "White space required before and after '?'"
146  call CheckDefFailure(["var x = 1? 'one' : 'two'"], msg, 1)
147  call CheckDefFailure(["var x = 1 ?'one' : 'two'"], msg, 1)
148  call CheckDefFailure(["var x = 1?'one' : 'two'"], msg, 1)
149
150  let msg = "White space required before and after ':'"
151  call CheckDefFailure(["var x = 1 ? 'one': 'two'"], msg, 1)
152  call CheckDefFailure(["var x = 1 ? 'one' :'two'"], msg, 1)
153  call CheckDefFailure(["var x = 1 ? 'one':'two'"], msg, 1)
154
155  " missing argument detected even when common type is used
156  call CheckDefFailure([
157	\ 'var X = FuncOne',
158	\ 'var Y = FuncTwo',
159	\ 'var Z = g:cond ? FuncOne : FuncTwo',
160	\ 'Z()'], 'E119:', 4)
161endfunc
162
163" TODO: define inside test function
164def Record(val: any): any
165  g:vals->add(val)
166  return val
167enddef
168
169" test ||
170def Test_expr2()
171  assert_equal(2, 2 || 0)
172  assert_equal(7, 0 ||
173		    0 ||
174		    7)
175  assert_equal(0, 0 || 0)
176  assert_equal(0, 0
177  		    || 0)
178  assert_equal('', 0 || '')
179
180  g:vals = []
181  assert_equal(3, Record(3) || Record(1))
182  assert_equal([3], g:vals)
183
184  g:vals = []
185  assert_equal(5, Record(0) || Record(5))
186  assert_equal([0, 5], g:vals)
187
188  g:vals = []
189  assert_equal(4, Record(0)
190		      || Record(4)
191		      || Record(0))
192  assert_equal([0, 4], g:vals)
193
194  g:vals = []
195  assert_equal(0, Record([]) || Record('') || Record(0))
196  assert_equal([[], '', 0], g:vals)
197enddef
198
199def Test_expr2_vimscript()
200  # check line continuation
201  var lines =<< trim END
202      vim9script
203      var name = 0
204      		|| 1
205      assert_equal(1, name)
206  END
207  CheckScriptSuccess(lines)
208
209  lines =<< trim END
210      vim9script
211      var name = v:false
212      		|| v:true
213      		|| v:false
214      assert_equal(v:true, name)
215  END
216  CheckScriptSuccess(lines)
217
218  lines =<< trim END
219      vim9script
220      var name = v:false ||
221      		v:true ||
222		v:false
223      assert_equal(v:true, name)
224  END
225  CheckScriptSuccess(lines)
226
227  # check white space
228  lines =<< trim END
229      vim9script
230      var name = v:true||v:true
231  END
232  CheckScriptFailure(lines, 'E1004:', 2)
233  lines =<< trim END
234      vim9script
235      var name = v:true ||v:true
236  END
237  CheckScriptFailure(lines, 'E1004:', 2)
238  lines =<< trim END
239      vim9script
240      var name = v:true|| v:true
241  END
242  CheckScriptFailure(lines, 'E1004:', 2)
243
244  # check keeping the value
245  lines =<< trim END
246      vim9script
247      assert_equal(2, 2 || 0)
248      assert_equal(7, 0 ||
249			0 ||
250			7)
251      assert_equal(0, 0 || 0)
252      assert_equal(0, 0
253			|| 0)
254      assert_equal('', 0 || '')
255
256      g:vals = []
257      assert_equal(3, Record(3) || Record(1))
258      assert_equal([3], g:vals)
259
260      g:vals = []
261      assert_equal(5, Record(0) || Record(5))
262      assert_equal([0, 5], g:vals)
263
264      g:vals = []
265      assert_equal(4, Record(0)
266			  || Record(4)
267			  || Record(0))
268      assert_equal([0, 4], g:vals)
269
270      g:vals = []
271      assert_equal(0, Record([]) || Record('') || Record(0))
272      assert_equal([[], '', 0], g:vals)
273  END
274  CheckScriptSuccess(lines)
275enddef
276
277func Test_expr2_fails()
278  let msg = "White space required before and after '||'"
279  call CheckDefFailure(["var x = 1||2"], msg, 1)
280  call CheckDefFailure(["var x = 1 ||2"], msg, 1)
281  call CheckDefFailure(["var x = 1|| 2"], msg, 1)
282
283  call CheckDefFailure(["var x = 1 || xxx"], 'E1001:', 1)
284endfunc
285
286" test &&
287def Test_expr3()
288  assert_equal(0, 2 && 0)
289  assert_equal(0, 0 &&
290		0 &&
291		7)
292  assert_equal(7, 2
293  		    && 3
294		    && 7)
295  assert_equal(0, 0 && 0)
296  assert_equal(0, 0 && '')
297  assert_equal('', 8 && '')
298
299  g:vals = []
300  assert_equal(1, Record(3) && Record(1))
301  assert_equal([3, 1], g:vals)
302
303  g:vals = []
304  assert_equal(0, Record(0) && Record(5))
305  assert_equal([0], g:vals)
306
307  g:vals = []
308  assert_equal(0, Record(0) && Record(4) && Record(0))
309  assert_equal([0], g:vals)
310
311  g:vals = []
312  assert_equal(0, Record(8) && Record(4) && Record(0))
313  assert_equal([8, 4, 0], g:vals)
314
315  g:vals = []
316  assert_equal(0, Record([1]) && Record('z') && Record(0))
317  assert_equal([[1], 'z', 0], g:vals)
318enddef
319
320def Test_expr3_vimscript()
321  # check line continuation
322  var lines =<< trim END
323      vim9script
324      var name = 0
325      		&& 1
326      assert_equal(0, name)
327  END
328  CheckScriptSuccess(lines)
329
330  lines =<< trim END
331      vim9script
332      var name = v:true
333      		&& v:true
334      		&& v:true
335      assert_equal(v:true, name)
336  END
337  CheckScriptSuccess(lines)
338
339  lines =<< trim END
340      vim9script
341      var name = v:true &&
342      		v:true &&
343      		v:true
344      assert_equal(v:true, name)
345  END
346  CheckScriptSuccess(lines)
347
348  # check white space
349  lines =<< trim END
350      vim9script
351      var name = v:true&&v:true
352  END
353  CheckScriptFailure(lines, 'E1004:', 2)
354  lines =<< trim END
355      vim9script
356      var name = v:true &&v:true
357  END
358  CheckScriptFailure(lines, 'E1004:', 2)
359  lines =<< trim END
360      vim9script
361      var name = v:true&& v:true
362  END
363  CheckScriptFailure(lines, 'E1004:', 2)
364
365  # check keeping the value
366  lines =<< trim END
367      vim9script
368      assert_equal(0, 2 && 0)
369      assert_equal(0, 0 &&
370		    0 &&
371		    7)
372      assert_equal(7, 2
373			&& 3
374			&& 7)
375      assert_equal(0, 0 && 0)
376      assert_equal(0, 0 && '')
377      assert_equal('', 8 && '')
378
379      g:vals = []
380      assert_equal(1, Record(3) && Record(1))
381      assert_equal([3, 1], g:vals)
382
383      g:vals = []
384      assert_equal(0, Record(0) && Record(5))
385      assert_equal([0], g:vals)
386
387      g:vals = []
388      assert_equal(0, Record(0) && Record(4) && Record(0))
389      assert_equal([0], g:vals)
390
391      g:vals = []
392      assert_equal(0, Record(8) && Record(4) && Record(0))
393      assert_equal([8, 4, 0], g:vals)
394
395      g:vals = []
396      assert_equal(0, Record([1]) && Record('z') && Record(0))
397      assert_equal([[1], 'z', 0], g:vals)
398  END
399  CheckScriptSuccess(lines)
400enddef
401
402func Test_expr3_fails()
403  let msg = "White space required before and after '&&'"
404  call CheckDefFailure(["var x = 1&&2"], msg, 1)
405  call CheckDefFailure(["var x = 1 &&2"], msg, 1)
406  call CheckDefFailure(["var x = 1&& 2"], msg, 1)
407endfunc
408
409" global variables to use for tests with the "any" type
410let atrue = v:true
411let afalse = v:false
412let anone = v:none
413let anull = v:null
414let anint = 10
415let theone = 1
416let thefour = 4
417if has('float')
418  let afloat = 0.1
419endif
420let astring = 'asdf'
421let ablob = 0z01ab
422let alist = [2, 3, 4]
423let adict = #{aaa: 2, bbb: 8}
424
425" test == comperator
426def Test_expr4_equal()
427  var trueVar = true
428  var falseVar = false
429  assert_equal(true, true == true)
430  assert_equal(false, true ==
431			false)
432  assert_equal(true, true
433			== trueVar)
434  assert_equal(false, true == falseVar)
435  assert_equal(true, true == g:atrue)
436  assert_equal(false, g:atrue == false)
437
438  assert_equal(true, v:none == v:none)
439  assert_equal(false, v:none == v:null)
440  assert_equal(true, g:anone == v:none)
441  assert_equal(false, v:none == g:anull)
442
443  var nr0 = 0
444  var nr61 = 61
445  assert_equal(false, 2 == 0)
446  assert_equal(false, 2 == nr0)
447  assert_equal(true, 61 == 61)
448  assert_equal(true, 61 == nr61)
449  assert_equal(true, g:anint == 10)
450  assert_equal(false, 61 == g:anint)
451
452  if has('float')
453    var ff = 0.3
454    assert_equal(true, ff == 0.3)
455    assert_equal(false, 0.4 == ff)
456    assert_equal(true, 0.1 == g:afloat)
457    assert_equal(false, g:afloat == 0.3)
458
459    ff = 3.0
460    assert_equal(true, ff == 3)
461    assert_equal(true, 3 == ff)
462    ff = 3.1
463    assert_equal(false, ff == 3)
464    assert_equal(false, 3 == ff)
465  endif
466
467  assert_equal(true, 'abc' == 'abc')
468  assert_equal(false, 'xyz' == 'abc')
469  assert_equal(true, g:astring == 'asdf')
470  assert_equal(false, 'xyz' == g:astring)
471
472  assert_equal(false, 'abc' == 'aBc')
473  assert_equal(false, 'abc' ==# 'aBc')
474  assert_equal(true, 'abc' ==? 'aBc')
475
476  assert_equal(false, 'abc' == 'ABC')
477  set ignorecase
478  assert_equal(false, 'abc' == 'ABC')
479  assert_equal(false, 'abc' ==# 'ABC')
480  set noignorecase
481
482  CheckDefFailure(["var x = 'a' == xxx"], 'E1001:', 1)
483  CheckDefExecFailure(['var items: any', 'eval 1', 'eval 2', 'if items == []', 'endif'], 'E691:', 4)
484
485  var bb = 0z3f
486  assert_equal(true, 0z3f == bb)
487  assert_equal(false, bb == 0z4f)
488  assert_equal(true, g:ablob == 0z01ab)
489  assert_equal(false, 0z3f == g:ablob)
490
491  assert_equal(true, [1, 2, 3] == [1, 2, 3])
492  assert_equal(false, [1, 2, 3] == [2, 3, 1])
493  assert_equal(true, [2, 3, 4] == g:alist)
494  assert_equal(false, g:alist == [2, 3, 1])
495  assert_equal(false, [1, 2, 3] == [])
496  assert_equal(false, [1, 2, 3] == ['1', '2', '3'])
497
498  assert_equal(true, #{one: 1, two: 2} == #{one: 1, two: 2})
499  assert_equal(false, #{one: 1, two: 2} == #{one: 2, two: 2})
500  assert_equal(false, #{one: 1, two: 2} == #{two: 2})
501  assert_equal(false, #{one: 1, two: 2} == #{})
502  assert_equal(true, g:adict == #{bbb: 8, aaa: 2})
503  assert_equal(false, #{ccc: 9, aaa: 2} == g:adict)
504
505  assert_equal(true, function('g:Test_expr4_equal') == function('g:Test_expr4_equal'))
506  assert_equal(false, function('g:Test_expr4_equal') == function('g:Test_expr4_is'))
507
508  assert_equal(true, function('g:Test_expr4_equal', [123]) == function('g:Test_expr4_equal', [123]))
509  assert_equal(false, function('g:Test_expr4_equal', [123]) == function('g:Test_expr4_is', [123]))
510  assert_equal(false, function('g:Test_expr4_equal', [123]) == function('g:Test_expr4_equal', [999]))
511
512  var OneFunc: func
513  var TwoFunc: func
514  OneFunc = function('len')
515  TwoFunc = function('len')
516  assert_equal(true, OneFunc('abc') == TwoFunc('123'))
517enddef
518
519" test != comperator
520def Test_expr4_notequal()
521  var trueVar = true
522  var falseVar = false
523  assert_equal(false, true != true)
524  assert_equal(true, true !=
525			false)
526  assert_equal(false, true
527  			!= trueVar)
528  assert_equal(true, true != falseVar)
529  assert_equal(false, true != g:atrue)
530  assert_equal(true, g:atrue != false)
531
532  assert_equal(false, v:none != v:none)
533  assert_equal(true, v:none != v:null)
534  assert_equal(false, g:anone != v:none)
535  assert_equal(true, v:none != g:anull)
536
537  var nr55 = 55
538  var nr0 = 55
539  assert_equal(true, 2 != 0)
540  assert_equal(true, 2 != nr0)
541  assert_equal(false, 55 != 55)
542  assert_equal(false, 55 != nr55)
543  assert_equal(false, g:anint != 10)
544  assert_equal(true, 61 != g:anint)
545
546  if has('float')
547    var ff = 0.3
548    assert_equal(false, 0.3 != ff)
549    assert_equal(true, 0.4 != ff)
550    assert_equal(false, 0.1 != g:afloat)
551    assert_equal(true, g:afloat != 0.3)
552
553    ff = 3.0
554    assert_equal(false, ff != 3)
555    assert_equal(false, 3 != ff)
556    ff = 3.1
557    assert_equal(true, ff != 3)
558    assert_equal(true, 3 != ff)
559  endif
560
561  assert_equal(false, 'abc' != 'abc')
562  assert_equal(true, 'xyz' != 'abc')
563  assert_equal(false, g:astring != 'asdf')
564  assert_equal(true, 'xyz' != g:astring)
565
566  assert_equal(true, 'abc' != 'ABC')
567  set ignorecase
568  assert_equal(true, 'abc' != 'ABC')
569  set noignorecase
570
571  var bb = 0z3f
572  assert_equal(false, 0z3f != bb)
573  assert_equal(true, bb != 0z4f)
574  assert_equal(false, g:ablob != 0z01ab)
575  assert_equal(true, 0z3f != g:ablob)
576
577  assert_equal(false, [1, 2, 3] != [1, 2, 3])
578  assert_equal(true, [1, 2, 3] != [2, 3, 1])
579  assert_equal(false, [2, 3, 4] != g:alist)
580  assert_equal(true, g:alist != [2, 3, 1])
581  assert_equal(true, [1, 2, 3] != [])
582  assert_equal(true, [1, 2, 3] != ['1', '2', '3'])
583
584  assert_equal(false, #{one: 1, two: 2} != #{one: 1, two: 2})
585  assert_equal(true, #{one: 1, two: 2} != #{one: 2, two: 2})
586  assert_equal(true, #{one: 1, two: 2} != #{two: 2})
587  assert_equal(true, #{one: 1, two: 2} != #{})
588  assert_equal(false, g:adict != #{bbb: 8, aaa: 2})
589  assert_equal(true, #{ccc: 9, aaa: 2} != g:adict)
590
591  assert_equal(false, function('g:Test_expr4_equal') != function('g:Test_expr4_equal'))
592  assert_equal(true, function('g:Test_expr4_equal') != function('g:Test_expr4_is'))
593
594  assert_equal(false, function('g:Test_expr4_equal', [123]) != function('g:Test_expr4_equal', [123]))
595  assert_equal(true, function('g:Test_expr4_equal', [123]) != function('g:Test_expr4_is', [123]))
596  assert_equal(true, function('g:Test_expr4_equal', [123]) != function('g:Test_expr4_equal', [999]))
597enddef
598
599" test > comperator
600def Test_expr4_greater()
601  assert_true(2 > 0)
602  assert_true(2 >
603		1)
604  assert_false(2 > 2)
605  assert_false(2 > 3)
606  var nr2 = 2
607  assert_true(nr2 > 0)
608  assert_true(nr2 >
609		1)
610  assert_false(nr2 > 2)
611  assert_false(nr2
612  		    > 3)
613  if has('float')
614    var ff = 2.0
615    assert_true(ff > 0.0)
616    assert_true(ff > 1.0)
617    assert_false(ff > 2.0)
618    assert_false(ff > 3.0)
619  endif
620enddef
621
622" test >= comperator
623def Test_expr4_greaterequal()
624  assert_true(2 >= 0)
625  assert_true(2 >=
626			2)
627  assert_false(2 >= 3)
628  var nr2 = 2
629  assert_true(nr2 >= 0)
630  assert_true(nr2 >= 2)
631  assert_false(nr2 >= 3)
632  if has('float')
633    var ff = 2.0
634    assert_true(ff >= 0.0)
635    assert_true(ff >= 2.0)
636    assert_false(ff >= 3.0)
637  endif
638enddef
639
640" test < comperator
641def Test_expr4_smaller()
642  assert_false(2 < 0)
643  assert_false(2 <
644			2)
645  assert_true(2
646  		< 3)
647  var nr2 = 2
648  assert_false(nr2 < 0)
649  assert_false(nr2 < 2)
650  assert_true(nr2 < 3)
651  if has('float')
652    var ff = 2.0
653    assert_false(ff < 0.0)
654    assert_false(ff < 2.0)
655    assert_true(ff < 3.0)
656  endif
657enddef
658
659" test <= comperator
660def Test_expr4_smallerequal()
661  assert_false(2 <= 0)
662  assert_false(2 <=
663			1)
664  assert_true(2
665  		<= 2)
666  assert_true(2 <= 3)
667  var nr2 = 2
668  assert_false(nr2 <= 0)
669  assert_false(nr2 <= 1)
670  assert_true(nr2 <= 2)
671  assert_true(nr2 <= 3)
672  if has('float')
673    var ff = 2.0
674    assert_false(ff <= 0.0)
675    assert_false(ff <= 1.0)
676    assert_true(ff <= 2.0)
677    assert_true(ff <= 3.0)
678  endif
679enddef
680
681" test =~ comperator
682def Test_expr4_match()
683  assert_equal(false, '2' =~ '0')
684  assert_equal(false, ''
685  			 =~ '0')
686  assert_equal(true, '2' =~
687			'[0-9]')
688enddef
689
690" test !~ comperator
691def Test_expr4_nomatch()
692  assert_equal(true, '2' !~ '0')
693  assert_equal(true, ''
694  			!~ '0')
695  assert_equal(false, '2' !~
696			'[0-9]')
697enddef
698
699" test is comperator
700def Test_expr4_is()
701  var mylist = [2]
702  assert_false(mylist is [2])
703  var other = mylist
704  assert_true(mylist is
705		other)
706
707  var myblob = 0z1234
708  assert_false(myblob
709  			is 0z1234)
710  var otherblob = myblob
711  assert_true(myblob is otherblob)
712enddef
713
714" test isnot comperator
715def Test_expr4_isnot()
716  var mylist = [2]
717  assert_true('2' isnot '0')
718  assert_true(mylist isnot [2])
719  var other = mylist
720  assert_false(mylist isnot
721			other)
722
723  var myblob = 0z1234
724  assert_true(myblob
725  		isnot 0z1234)
726  var otherblob = myblob
727  assert_false(myblob isnot otherblob)
728enddef
729
730def RetVoid()
731  var x = 1
732enddef
733
734def Test_expr4_vim9script()
735  # check line continuation
736  var lines =<< trim END
737      vim9script
738      var name = 0
739      		< 1
740      assert_equal(true, name)
741  END
742  CheckScriptSuccess(lines)
743
744  lines =<< trim END
745      vim9script
746      var name = 123
747      		!= 123
748      assert_equal(false, name)
749  END
750  CheckScriptSuccess(lines)
751
752  lines =<< trim END
753      vim9script
754      var name = 123 ==
755      			123
756      assert_equal(true, name)
757  END
758  CheckScriptSuccess(lines)
759
760  lines =<< trim END
761      vim9script
762      var list = [1, 2, 3]
763      var name = list
764      		is list
765      assert_equal(true, name)
766  END
767  CheckScriptSuccess(lines)
768
769  lines =<< trim END
770      vim9script
771      var myblob = 0z1234
772      var name = myblob
773      		isnot 0z11
774      assert_equal(true, name)
775  END
776  CheckScriptSuccess(lines)
777
778  # spot check mismatching types
779  lines =<< trim END
780      vim9script
781      echo '' == 0
782  END
783  CheckScriptFailure(lines, 'E1072:', 2)
784
785  lines =<< trim END
786      vim9script
787      echo v:true > v:false
788  END
789  CheckScriptFailure(lines, 'Cannot compare bool with bool', 2)
790
791  lines =<< trim END
792      vim9script
793      echo 123 is 123
794  END
795  CheckScriptFailure(lines, 'Cannot use "is" with number', 2)
796
797  # check 'ignorecase' not being used
798  lines =<< trim END
799    vim9script
800    set ignorecase
801    assert_equal(false, 'abc' == 'ABC')
802    assert_equal(false, 'abc' ==# 'ABC')
803    assert_equal(true, 'abc' ==? 'ABC')
804
805    assert_equal(true, 'abc' != 'ABC')
806    assert_equal(true, 'abc' !=# 'ABC')
807    assert_equal(false, 'abc' !=? 'ABC')
808
809    assert_equal(false, 'abc' =~ 'ABC')
810    assert_equal(false, 'abc' =~# 'ABC')
811    assert_equal(true, 'abc' =~? 'ABC')
812    set noignorecase
813  END
814  CheckScriptSuccess(lines)
815
816  # check missing white space
817  lines =<< trim END
818    vim9script
819    echo 2>3
820  END
821  CheckScriptFailure(lines, 'E1004:', 2)
822  lines =<< trim END
823    vim9script
824    echo 2 >3
825  END
826  CheckScriptFailure(lines, 'E1004:', 2)
827  lines =<< trim END
828    vim9script
829    echo 2> 3
830  END
831  CheckScriptFailure(lines, 'E1004:', 2)
832  lines =<< trim END
833    vim9script
834    echo 2!=3
835  END
836  CheckScriptFailure(lines, 'E1004:', 2)
837  lines =<< trim END
838    vim9script
839    echo 2 !=3
840  END
841  CheckScriptFailure(lines, 'E1004:', 2)
842  lines =<< trim END
843    vim9script
844    echo 2!= 3
845  END
846  CheckScriptFailure(lines, 'E1004:', 2)
847
848  lines =<< trim END
849    vim9script
850    echo len('xxx') == 3
851  END
852  CheckScriptSuccess(lines)
853
854  lines =<< trim END
855    vim9script
856    var line = 'abc'
857    echo line[1] =~ '\w'
858  END
859  CheckScriptSuccess(lines)
860enddef
861
862func Test_expr4_fails()
863  let msg = "White space required before and after '>'"
864  call CheckDefFailure(["var x = 1>2"], msg, 1)
865  call CheckDefFailure(["var x = 1 >2"], msg, 1)
866  call CheckDefFailure(["var x = 1> 2"], msg, 1)
867
868  let msg = "White space required before and after '=='"
869  call CheckDefFailure(["var x = 1==2"], msg, 1)
870  call CheckDefFailure(["var x = 1 ==2"], msg, 1)
871  call CheckDefFailure(["var x = 1== 2"], msg, 1)
872
873  let msg = "White space required before and after 'is'"
874  call CheckDefFailure(["var x = '1'is'2'"], msg, 1)
875  call CheckDefFailure(["var x = '1' is'2'"], msg, 1)
876  call CheckDefFailure(["var x = '1'is '2'"], msg, 1)
877
878  let msg = "White space required before and after 'isnot'"
879  call CheckDefFailure(["var x = '1'isnot'2'"], msg, 1)
880  call CheckDefFailure(["var x = '1' isnot'2'"], msg, 1)
881  call CheckDefFailure(["var x = '1'isnot '2'"], msg, 1)
882
883  call CheckDefFailure(["var x = 1 is# 2"], 'E15:', 1)
884  call CheckDefFailure(["var x = 1 is? 2"], 'E15:', 1)
885  call CheckDefFailure(["var x = 1 isnot# 2"], 'E15:', 1)
886  call CheckDefFailure(["var x = 1 isnot? 2"], 'E15:', 1)
887
888  call CheckDefFailure(["var x = 1 == '2'"], 'Cannot compare number with string', 1)
889  call CheckDefFailure(["var x = '1' == 2"], 'Cannot compare string with number', 1)
890  call CheckDefFailure(["var x = 1 == RetVoid()"], 'Cannot compare number with void', 1)
891  call CheckDefFailure(["var x = RetVoid() == 1"], 'Cannot compare void with number', 1)
892
893  call CheckDefFailure(["var x = true > false"], 'Cannot compare bool with bool', 1)
894  call CheckDefFailure(["var x = true >= false"], 'Cannot compare bool with bool', 1)
895  call CheckDefFailure(["var x = true < false"], 'Cannot compare bool with bool', 1)
896  call CheckDefFailure(["var x = true <= false"], 'Cannot compare bool with bool', 1)
897  call CheckDefFailure(["var x = true =~ false"], 'Cannot compare bool with bool', 1)
898  call CheckDefFailure(["var x = true !~ false"], 'Cannot compare bool with bool', 1)
899  call CheckDefFailure(["var x = true is false"], 'Cannot use "is" with bool', 1)
900  call CheckDefFailure(["var x = true isnot false"], 'Cannot use "isnot" with bool', 1)
901
902  call CheckDefFailure(["var x = v:none is v:null"], 'Cannot use "is" with special', 1)
903  call CheckDefFailure(["var x = v:none isnot v:null"], 'Cannot use "isnot" with special', 1)
904  call CheckDefFailure(["var x = 123 is 123"], 'Cannot use "is" with number', 1)
905  call CheckDefFailure(["var x = 123 isnot 123"], 'Cannot use "isnot" with number', 1)
906  if has('float')
907    call CheckDefFailure(["var x = 1.3 is 1.3"], 'Cannot use "is" with float', 1)
908    call CheckDefFailure(["var x = 1.3 isnot 1.3"], 'Cannot use "isnot" with float', 1)
909  endif
910
911  call CheckDefFailure(["var x = 0za1 > 0z34"], 'Cannot compare blob with blob', 1)
912  call CheckDefFailure(["var x = 0za1 >= 0z34"], 'Cannot compare blob with blob', 1)
913  call CheckDefFailure(["var x = 0za1 < 0z34"], 'Cannot compare blob with blob', 1)
914  call CheckDefFailure(["var x = 0za1 <= 0z34"], 'Cannot compare blob with blob', 1)
915  call CheckDefFailure(["var x = 0za1 =~ 0z34"], 'Cannot compare blob with blob', 1)
916  call CheckDefFailure(["var x = 0za1 !~ 0z34"], 'Cannot compare blob with blob', 1)
917
918  call CheckDefFailure(["var x = [13] > [88]"], 'Cannot compare list with list', 1)
919  call CheckDefFailure(["var x = [13] >= [88]"], 'Cannot compare list with list', 1)
920  call CheckDefFailure(["var x = [13] < [88]"], 'Cannot compare list with list', 1)
921  call CheckDefFailure(["var x = [13] <= [88]"], 'Cannot compare list with list', 1)
922  call CheckDefFailure(["var x = [13] =~ [88]"], 'Cannot compare list with list', 1)
923  call CheckDefFailure(["var x = [13] !~ [88]"], 'Cannot compare list with list', 1)
924
925  call CheckDefFailure(['var j: job', 'var chan: channel', 'var r = j == chan'], 'Cannot compare job with channel', 3)
926  call CheckDefFailure(['var j: job', 'var x: list<any>', 'var r = j == x'], 'Cannot compare job with list', 3)
927  call CheckDefFailure(['var j: job', 'var Xx: func', 'var r = j == Xx'], 'Cannot compare job with func', 3)
928  call CheckDefFailure(['var j: job', 'var Xx: func', 'var r = j == Xx'], 'Cannot compare job with func', 3)
929endfunc
930
931" test addition, subtraction, concatenation
932def Test_expr5()
933  assert_equal(66, 60 + 6)
934  assert_equal(70, 60 +
935			g:anint)
936  assert_equal(9, g:thefour
937  			+ 5)
938  assert_equal(14, g:thefour + g:anint)
939  assert_equal([1, 2, 3, 4], [1] + g:alist)
940
941  assert_equal(54, 60 - 6)
942  assert_equal(50, 60 -
943		    g:anint)
944  assert_equal(-1, g:thefour
945  			- 5)
946  assert_equal(-6, g:thefour - g:anint)
947
948  assert_equal('hello', 'hel' .. 'lo')
949  assert_equal('hello 123', 'hello ' ..
950					123)
951  assert_equal('hello 123', 'hello '
952  				..  123)
953  assert_equal('123 hello', 123 .. ' hello')
954  assert_equal('123456', 123 .. 456)
955
956  assert_equal('av:true', 'a' .. true)
957  assert_equal('av:false', 'a' .. false)
958  assert_equal('av:null', 'a' .. v:null)
959  assert_equal('av:none', 'a' .. v:none)
960  if has('float')
961    assert_equal('a0.123', 'a' .. 0.123)
962  endif
963
964  assert_equal([1, 2, 3, 4], [1, 2] + [3, 4])
965  assert_equal(0z11223344, 0z1122 + 0z3344)
966  assert_equal(0z112201ab, 0z1122
967  				+ g:ablob)
968  assert_equal(0z01ab3344, g:ablob + 0z3344)
969  assert_equal(0z01ab01ab, g:ablob + g:ablob)
970
971  # concatenate non-constant to constant
972  var save_path = &path
973  &path = 'b'
974  assert_equal('ab', 'a' .. &path)
975  &path = save_path
976
977  @b = 'b'
978  assert_equal('ab', 'a' .. @b)
979
980  $ENVVAR = 'env'
981  assert_equal('aenv', 'a' .. $ENVVAR)
982enddef
983
984def Test_expr5_vim9script()
985  # check line continuation
986  var lines =<< trim END
987      vim9script
988      var name = 11
989      		+ 77
990		- 22
991      assert_equal(66, name)
992  END
993  CheckScriptSuccess(lines)
994
995  lines =<< trim END
996      vim9script
997      var name = 11 +
998		  77 -
999		  22
1000      assert_equal(66, name)
1001  END
1002  CheckScriptSuccess(lines)
1003
1004  lines =<< trim END
1005      vim9script
1006      var name = 'one'
1007      		.. 'two'
1008      assert_equal('onetwo', name)
1009  END
1010  CheckScriptSuccess(lines)
1011
1012  lines =<< trim END
1013      vim9script
1014      echo 'abc' is# 'abc'
1015  END
1016  CheckScriptFailure(lines, 'E15:', 2)
1017
1018  lines =<< trim END
1019      vim9script
1020      echo 'abc' is? 'abc'
1021  END
1022  CheckScriptFailure(lines, 'E15:', 2)
1023
1024  lines =<< trim END
1025      vim9script
1026      echo 'abc' isnot# 'abc'
1027  END
1028  CheckScriptFailure(lines, 'E15:', 2)
1029
1030  lines =<< trim END
1031      vim9script
1032      echo 'abc' isnot? 'abc'
1033  END
1034  CheckScriptFailure(lines, 'E15:', 2)
1035
1036  # check white space
1037  lines =<< trim END
1038      vim9script
1039      echo 5+6
1040  END
1041  CheckScriptFailure(lines, 'E1004:', 2)
1042  lines =<< trim END
1043      vim9script
1044      echo 5 +6
1045  END
1046  CheckScriptFailure(lines, 'E1004:', 2)
1047  lines =<< trim END
1048      vim9script
1049      echo 5+ 6
1050  END
1051  CheckScriptFailure(lines, 'E1004:', 2)
1052
1053  lines =<< trim END
1054      vim9script
1055      echo 'a'..'b'
1056  END
1057  CheckScriptFailure(lines, 'E1004:', 2)
1058  lines =<< trim END
1059      vim9script
1060      echo 'a' ..'b'
1061  END
1062  CheckScriptFailure(lines, 'E1004:', 2)
1063  lines =<< trim END
1064      vim9script
1065      echo 'a'.. 'b'
1066  END
1067  CheckScriptFailure(lines, 'E1004:', 2)
1068
1069  # check valid string concatenation
1070  lines =<< trim END
1071      vim9script
1072      assert_equal('one123', 'one' .. 123)
1073      assert_equal('onev:true', 'one' .. true)
1074      assert_equal('onev:null', 'one' .. v:null)
1075      assert_equal('onev:none', 'one' .. v:none)
1076      if has('float')
1077        assert_equal('a0.123', 'a' .. 0.123)
1078      endif
1079  END
1080  CheckScriptSuccess(lines)
1081
1082  # check invalid string concatenation
1083  lines =<< trim END
1084      vim9script
1085      echo 'a' .. [1]
1086  END
1087  CheckScriptFailure(lines, 'E730:', 2)
1088  lines =<< trim END
1089      vim9script
1090      echo 'a' .. #{a: 1}
1091  END
1092  CheckScriptFailure(lines, 'E731:', 2)
1093  lines =<< trim END
1094      vim9script
1095      echo 'a' .. test_void()
1096  END
1097  CheckScriptFailure(lines, 'E908:', 2)
1098  lines =<< trim END
1099      vim9script
1100      echo 'a' .. 0z33
1101  END
1102  CheckScriptFailure(lines, 'E976:', 2)
1103  lines =<< trim END
1104      vim9script
1105      echo 'a' .. function('len')
1106  END
1107  CheckScriptFailure(lines, 'E729:', 2)
1108enddef
1109
1110def Test_expr5_vim9script_channel()
1111  if !has('channel')
1112    MissingFeature 'float'
1113  else
1114    var lines =<< trim END
1115        vim9script
1116        echo 'a' .. test_null_job()
1117    END
1118    CheckScriptFailure(lines, 'E908:', 2)
1119    lines =<< trim END
1120        vim9script
1121        echo 'a' .. test_null_channel()
1122    END
1123    CheckScriptFailure(lines, 'E908:', 2)
1124  endif
1125enddef
1126
1127def Test_expr5_float()
1128  if !has('float')
1129    MissingFeature 'float'
1130  else
1131    assert_equal(66.0, 60.0 + 6.0)
1132    assert_equal(66.0, 60.0 + 6)
1133    assert_equal(66.0, 60 +
1134			 6.0)
1135    assert_equal(5.1, g:afloat
1136    			+ 5)
1137    assert_equal(8.1, 8 + g:afloat)
1138    assert_equal(10.1, g:anint + g:afloat)
1139    assert_equal(10.1, g:afloat + g:anint)
1140
1141    assert_equal(54.0, 60.0 - 6.0)
1142    assert_equal(54.0, 60.0
1143    			    - 6)
1144    assert_equal(54.0, 60 - 6.0)
1145    assert_equal(-4.9, g:afloat - 5)
1146    assert_equal(7.9, 8 - g:afloat)
1147    assert_equal(9.9, g:anint - g:afloat)
1148    assert_equal(-9.9, g:afloat - g:anint)
1149  endif
1150enddef
1151
1152func Test_expr5_fails()
1153  let msg = "White space required before and after '+'"
1154  call CheckDefFailure(["var x = 1+2"], msg, 1)
1155  call CheckDefFailure(["var x = 1 +2"], msg, 1)
1156  call CheckDefFailure(["var x = 1+ 2"], msg, 1)
1157
1158  let msg = "White space required before and after '-'"
1159  call CheckDefFailure(["var x = 1-2"], msg, 1)
1160  call CheckDefFailure(["var x = 1 -2"], msg, 1)
1161  call CheckDefFailure(["var x = 1- 2"], msg, 1)
1162
1163  let msg = "White space required before and after '..'"
1164  call CheckDefFailure(["var x = '1'..'2'"], msg, 1)
1165  call CheckDefFailure(["var x = '1' ..'2'"], msg, 1)
1166  call CheckDefFailure(["var x = '1'.. '2'"], msg, 1)
1167
1168  call CheckDefFailure(["var x = 0z1122 + 33"], 'E1051', 1)
1169  call CheckDefFailure(["var x = 0z1122 + [3]"], 'E1051', 1)
1170  call CheckDefFailure(["var x = 0z1122 + 'asd'"], 'E1051', 1)
1171  call CheckDefFailure(["var x = 33 + 0z1122"], 'E1051', 1)
1172  call CheckDefFailure(["var x = [3] + 0z1122"], 'E1051', 1)
1173  call CheckDefFailure(["var x = 'asdf' + 0z1122"], 'E1051', 1)
1174  call CheckDefFailure(["var x = 6 + xxx"], 'E1001', 1)
1175
1176  call CheckDefFailure(["var x = 'a' .. [1]"], 'E1105', 1)
1177  call CheckDefFailure(["var x = 'a' .. #{a: 1}"], 'E1105', 1)
1178  call CheckDefFailure(["var x = 'a' .. test_void()"], 'E1105', 1)
1179  call CheckDefFailure(["var x = 'a' .. 0z32"], 'E1105', 1)
1180  call CheckDefFailure(["var x = 'a' .. function('len')"], 'E1105', 1)
1181  call CheckDefFailure(["var x = 'a' .. function('len', ['a'])"], 'E1105', 1)
1182endfunc
1183
1184func Test_expr5_fails_channel()
1185  CheckFeature channel
1186  call CheckDefFailure(["var x = 'a' .. test_null_job()"], 'E1105', 1)
1187  call CheckDefFailure(["var x = 'a' .. test_null_channel()"], 'E1105', 1)
1188endfunc
1189
1190" test multiply, divide, modulo
1191def Test_expr6()
1192  assert_equal(36, 6 * 6)
1193  assert_equal(24, 6 *
1194			g:thefour)
1195  assert_equal(24, g:thefour
1196  			* 6)
1197  assert_equal(40, g:anint * g:thefour)
1198
1199  assert_equal(10, 60 / 6)
1200  assert_equal(6, 60 /
1201			g:anint)
1202  assert_equal(1, g:anint / 6)
1203  assert_equal(2, g:anint
1204  			/ g:thefour)
1205
1206  assert_equal(5, 11 % 6)
1207  assert_equal(4, g:anint % 6)
1208  assert_equal(3, 13 %
1209			g:anint)
1210  assert_equal(2, g:anint
1211  			% g:thefour)
1212
1213  assert_equal(4, 6 * 4 / 6)
1214
1215  var x = [2]
1216  var y = [3]
1217  assert_equal(5, x[0] + y[0])
1218  assert_equal(6, x[0] * y[0])
1219  if has('float')
1220    var xf = [2.0]
1221    var yf = [3.0]
1222    assert_equal(5.0, xf[0]
1223    			+ yf[0])
1224    assert_equal(6.0, xf[0]
1225    			* yf[0])
1226  endif
1227
1228  CheckDefFailure(["var x = 6 * xxx"], 'E1001', 1)
1229enddef
1230
1231def Test_expr6_vim9script()
1232  # check line continuation
1233  var lines =<< trim END
1234      vim9script
1235      var name = 11
1236      		* 22
1237		/ 3
1238      assert_equal(80, name)
1239  END
1240  CheckScriptSuccess(lines)
1241
1242  lines =<< trim END
1243      vim9script
1244      var name = 25
1245      		% 10
1246      assert_equal(5, name)
1247  END
1248  CheckScriptSuccess(lines)
1249
1250  lines =<< trim END
1251      vim9script
1252      var name = 11 *
1253      		22 /
1254		3
1255      assert_equal(80, name)
1256  END
1257  CheckScriptSuccess(lines)
1258
1259  # check white space
1260  lines =<< trim END
1261      vim9script
1262      echo 5*6
1263  END
1264  CheckScriptFailure(lines, 'E1004:', 2)
1265  lines =<< trim END
1266      vim9script
1267      echo 5 *6
1268  END
1269  CheckScriptFailure(lines, 'E1004:', 2)
1270  lines =<< trim END
1271      vim9script
1272      echo 5* 6
1273  END
1274  CheckScriptFailure(lines, 'E1004:', 2)
1275enddef
1276
1277def Test_expr6_float()
1278  if !has('float')
1279    MissingFeature 'float'
1280  else
1281    assert_equal(36.0, 6.0 * 6)
1282    assert_equal(36.0, 6 *
1283			   6.0)
1284    assert_equal(36.0, 6.0 * 6.0)
1285    assert_equal(1.0, g:afloat * g:anint)
1286
1287    assert_equal(10.0, 60 / 6.0)
1288    assert_equal(10.0, 60.0 /
1289			6)
1290    assert_equal(10.0, 60.0 / 6.0)
1291    assert_equal(0.01, g:afloat / g:anint)
1292
1293    assert_equal(4.0, 6.0 * 4 / 6)
1294    assert_equal(4.0, 6 *
1295			4.0 /
1296			6)
1297    assert_equal(4.0, 6 * 4 / 6.0)
1298    assert_equal(4.0, 6.0 * 4.0 / 6)
1299    assert_equal(4.0, 6 * 4.0 / 6.0)
1300    assert_equal(4.0, 6.0 * 4 / 6.0)
1301    assert_equal(4.0, 6.0 * 4.0 / 6.0)
1302
1303    assert_equal(4.0, 6.0 * 4.0 / 6.0)
1304  endif
1305enddef
1306
1307func Test_expr6_fails()
1308  let msg = "White space required before and after '*'"
1309  call CheckDefFailure(["var x = 1*2"], msg, 1)
1310  call CheckDefFailure(["var x = 1 *2"], msg, 1)
1311  call CheckDefFailure(["var x = 1* 2"], msg, 1)
1312
1313  let msg = "White space required before and after '/'"
1314  call CheckDefFailure(["var x = 1/2"], msg, 1)
1315  call CheckDefFailure(["var x = 1 /2"], msg, 1)
1316  call CheckDefFailure(["var x = 1/ 2"], msg, 1)
1317
1318  let msg = "White space required before and after '%'"
1319  call CheckDefFailure(["var x = 1%2"], msg, 1)
1320  call CheckDefFailure(["var x = 1 %2"], msg, 1)
1321  call CheckDefFailure(["var x = 1% 2"], msg, 1)
1322
1323  call CheckDefFailure(["var x = '1' * '2'"], 'E1036:', 1)
1324  call CheckDefFailure(["var x = '1' / '2'"], 'E1036:', 1)
1325  call CheckDefFailure(["var x = '1' % '2'"], 'E1035:', 1)
1326
1327  call CheckDefFailure(["var x = 0z01 * 0z12"], 'E1036:', 1)
1328  call CheckDefFailure(["var x = 0z01 / 0z12"], 'E1036:', 1)
1329  call CheckDefFailure(["var x = 0z01 % 0z12"], 'E1035:', 1)
1330
1331  call CheckDefFailure(["var x = [1] * [2]"], 'E1036:', 1)
1332  call CheckDefFailure(["var x = [1] / [2]"], 'E1036:', 1)
1333  call CheckDefFailure(["var x = [1] % [2]"], 'E1035:', 1)
1334
1335  call CheckDefFailure(["var x = #{one: 1} * #{two: 2}"], 'E1036:', 1)
1336  call CheckDefFailure(["var x = #{one: 1} / #{two: 2}"], 'E1036:', 1)
1337  call CheckDefFailure(["var x = #{one: 1} % #{two: 2}"], 'E1035:', 1)
1338
1339  call CheckDefFailure(["var x = 0xff[1]"], 'E1107:', 1)
1340  if has('float')
1341    call CheckDefFailure(["var x = 0.7[1]"], 'E1107:', 1)
1342  endif
1343endfunc
1344
1345func Test_expr6_float_fails()
1346  CheckFeature float
1347  call CheckDefFailure(["var x = 1.0 % 2"], 'E1035:', 1)
1348endfunc
1349
1350" define here to use old style parsing
1351if has('float')
1352  let g:float_zero = 0.0
1353  let g:float_neg = -9.8
1354  let g:float_big = 9.9e99
1355endif
1356let g:blob_empty = 0z
1357let g:blob_one = 0z01
1358let g:blob_long = 0z0102.0304
1359
1360let g:string_empty = ''
1361let g:string_short = 'x'
1362let g:string_long = 'abcdefghijklm'
1363let g:string_special = "ab\ncd\ref\ekk"
1364
1365let g:special_true = v:true
1366let g:special_false = v:false
1367let g:special_null = v:null
1368let g:special_none = v:none
1369
1370let g:list_empty = []
1371let g:list_mixed = [1, 'b', v:false]
1372
1373let g:dict_empty = {}
1374let g:dict_one = #{one: 1}
1375
1376let $TESTVAR = 'testvar'
1377
1378" type casts
1379def Test_expr7t()
1380  var ls: list<string> = ['a', <string>g:string_empty]
1381  var ln: list<number> = [<number>g:anint, <number>g:thefour]
1382  var nr = <number>234
1383  assert_equal(234, nr)
1384
1385  CheckDefFailure(["var x = <nr>123"], 'E1010:', 1)
1386  CheckDefFailure(["var x = <number >123"], 'E1068:', 1)
1387  CheckDefFailure(["var x = <number 123"], 'E1104:', 1)
1388enddef
1389
1390" test low level expression
1391def Test_expr7_number()
1392  # number constant
1393  assert_equal(0, 0)
1394  assert_equal(654, 0654)
1395
1396  assert_equal(6, 0x6)
1397  assert_equal(15, 0xf)
1398  assert_equal(255, 0xff)
1399enddef
1400
1401def Test_expr7_float()
1402  # float constant
1403  if !has('float')
1404    MissingFeature 'float'
1405  else
1406    assert_equal(g:float_zero, .0)
1407    assert_equal(g:float_zero, 0.0)
1408    assert_equal(g:float_neg, -9.8)
1409    assert_equal(g:float_big, 9.9e99)
1410  endif
1411enddef
1412
1413def Test_expr7_blob()
1414  # blob constant
1415  assert_equal(g:blob_empty, 0z)
1416  assert_equal(g:blob_one, 0z01)
1417  assert_equal(g:blob_long, 0z0102.0304)
1418
1419  CheckDefFailure(["var x = 0z123"], 'E973:', 1)
1420enddef
1421
1422def Test_expr7_string()
1423  # string constant
1424  assert_equal(g:string_empty, '')
1425  assert_equal(g:string_empty, "")
1426  assert_equal(g:string_short, 'x')
1427  assert_equal(g:string_short, "x")
1428  assert_equal(g:string_long, 'abcdefghijklm')
1429  assert_equal(g:string_long, "abcdefghijklm")
1430  assert_equal(g:string_special, "ab\ncd\ref\ekk")
1431
1432  CheckDefFailure(['var x = "abc'], 'E114:', 1)
1433  CheckDefFailure(["var x = 'abc"], 'E115:', 1)
1434enddef
1435
1436def Test_expr7_vimvar()
1437  var old: list<string> = v:oldfiles
1438  var compl: dict<any> = v:completed_item
1439
1440  CheckDefFailure(["var old: list<number> = v:oldfiles"], 'E1012: Type mismatch; expected list<number> but got list<string>', 1)
1441  new
1442  exec "normal! afoo fo\<C-N>\<Esc>"
1443  CheckDefExecFailure(["var old: dict<number> = v:completed_item"], 'E1012: Type mismatch; expected dict<number> but got dict<string>', 1)
1444  bwipe!
1445enddef
1446
1447def Test_expr7_special()
1448  # special constant
1449  assert_equal(g:special_true, true)
1450  assert_equal(g:special_false, false)
1451  assert_equal(g:special_true, v:true)
1452  assert_equal(g:special_false, v:false)
1453
1454  assert_equal(true, !false)
1455  assert_equal(false, !true)
1456  assert_equal(true, !0)
1457  assert_equal(false, !1)
1458  assert_equal(false, !!false)
1459  assert_equal(true, !!true)
1460  assert_equal(false, !!0)
1461  assert_equal(true, !!1)
1462
1463  assert_equal(g:special_null, v:null)
1464  assert_equal(g:special_none, v:none)
1465
1466  CheckDefFailure(['v:true = true'], 'E46:', 1)
1467  CheckDefFailure(['v:true = false'], 'E46:', 1)
1468  CheckDefFailure(['v:false = true'], 'E46:', 1)
1469  CheckDefFailure(['v:null = 11'], 'E46:', 1)
1470  CheckDefFailure(['v:none = 22'], 'E46:', 1)
1471enddef
1472
1473def Test_expr7_special_vim9script()
1474  var lines =<< trim END
1475      vim9script
1476      var t = true
1477      var f = false
1478      assert_equal(v:true, true)
1479      assert_equal(true, t)
1480      assert_equal(v:false, false)
1481      assert_equal(false, f)
1482      assert_equal(true, !false)
1483      assert_equal(false, !true)
1484      assert_equal(true, !0)
1485      assert_equal(false, !1)
1486      assert_equal(false, !!false)
1487      assert_equal(true, !!true)
1488      assert_equal(false, !!0)
1489      assert_equal(true, !!1)
1490  END
1491  CheckScriptSuccess(lines)
1492enddef
1493
1494def Test_expr7_list()
1495  # list
1496  assert_equal(g:list_empty, [])
1497  assert_equal(g:list_empty, [  ])
1498
1499  var numbers: list<number> = [1, 2, 3]
1500  numbers = [1]
1501  numbers = []
1502
1503  var strings: list<string> = ['a', 'b', 'c']
1504  strings = ['x']
1505  strings = []
1506
1507  var mixed: list<any> = [1, 'b', false,]
1508  assert_equal(g:list_mixed, mixed)
1509  assert_equal('b', mixed[1])
1510
1511  echo [1,
1512  	2] [3,
1513		4]
1514
1515  var llstring: list<list<string>> = [['text'], []]
1516  llstring = [[], ['text']]
1517  llstring = [[], []]
1518
1519  var rangelist: list<number> = range(3)
1520  g:rangelist = range(3)
1521  CheckDefExecFailure(["var x: list<string> = g:rangelist"], 'E1012: Type mismatch; expected list<string> but got list<number>', 1)
1522
1523  CheckDefFailure(["var x = 1234[3]"], 'E1107:', 1)
1524  CheckDefExecFailure(["var x = g:anint[3]"], 'E1062:', 1)
1525
1526  CheckDefFailure(["var x = g:list_mixed[xxx]"], 'E1001:', 1)
1527
1528  CheckDefFailure(["var x = [1,2,3]"], 'E1069:', 1)
1529  CheckDefFailure(["var x = [1 ,2, 3]"], 'E1068:', 1)
1530
1531  CheckDefExecFailure(["echo 1", "var x = [][0]", "echo 3"], 'E684:', 2)
1532
1533  CheckDefExecFailure(["var x = g:list_mixed['xx']"], 'E1012:', 1)
1534  CheckDefFailure(["var x = g:list_mixed["], 'E1097:', 2)
1535  CheckDefFailure(["var x = g:list_mixed[0"], 'E1097:', 2)
1536  CheckDefExecFailure(["var x = g:list_empty[3]"], 'E684:', 1)
1537  CheckDefExecFailure(["var l: list<number> = [234, 'x']"], 'E1012:', 1)
1538  CheckDefExecFailure(["var l: list<number> = ['x', 234]"], 'E1012:', 1)
1539  CheckDefExecFailure(["var l: list<string> = [234, 'x']"], 'E1012:', 1)
1540  CheckDefExecFailure(["var l: list<string> = ['x', 123]"], 'E1012:', 1)
1541enddef
1542
1543def Test_expr7_list_vim9script()
1544  var lines =<< trim END
1545      vim9script
1546      var l = [
1547		11,
1548		22,
1549		]
1550      assert_equal([11, 22], l)
1551
1552      echo [1,
1553	    2] [3,
1554		    4]
1555  END
1556  CheckScriptSuccess(lines)
1557
1558  lines =<< trim END
1559      vim9script
1560      var l = [11,
1561		22]
1562      assert_equal([11, 22], l)
1563  END
1564  CheckScriptSuccess(lines)
1565
1566  lines =<< trim END
1567      vim9script
1568      var l = [11,22]
1569  END
1570  CheckScriptFailure(lines, 'E1069:', 2)
1571
1572  lines =<< trim END
1573      vim9script
1574      var l = [11 , 22]
1575  END
1576  CheckScriptFailure(lines, 'E1068:', 2)
1577
1578  lines =<< trim END
1579    vim9script
1580    var l: list<number> = [234, 'x']
1581  END
1582  CheckScriptFailure(lines, 'E1012:', 2)
1583  lines =<< trim END
1584    vim9script
1585    var l: list<number> = ['x', 234]
1586  END
1587  CheckScriptFailure(lines, 'E1012:', 2)
1588  lines =<< trim END
1589    vim9script
1590    var l: list<string> = ['x', 234]
1591  END
1592  CheckScriptFailure(lines, 'E1012:', 2)
1593  lines =<< trim END
1594    vim9script
1595    var l: list<string> = [234, 'x']
1596  END
1597  CheckScriptFailure(lines, 'E1012:', 2)
1598enddef
1599
1600def LambdaWithComments(): func
1601  return {x ->
1602            # some comment
1603            x == 1
1604            # some comment
1605            ||
1606            x == 2
1607        }
1608enddef
1609
1610def LambdaUsingArg(x: number): func
1611  return {->
1612            # some comment
1613            x == 1
1614            # some comment
1615            ||
1616            x == 2
1617        }
1618enddef
1619
1620def Test_expr7_lambda()
1621  var La = { -> 'result'}
1622  assert_equal('result', La())
1623  assert_equal([1, 3, 5], [1, 2, 3]->map({key, val -> key + val}))
1624
1625  # line continuation inside lambda with "cond ? expr : expr" works
1626  var ll = range(3)
1627  map(ll, {k, v -> v % 2 ? {
1628	    '111': 111 } : {}
1629	})
1630  assert_equal([{}, {'111': 111}, {}], ll)
1631
1632  ll = range(3)
1633  map(ll, {k, v -> v == 8 || v
1634		== 9
1635		|| v % 2 ? 111 : 222
1636	})
1637  assert_equal([222, 111, 222], ll)
1638
1639  ll = range(3)
1640  map(ll, {k, v -> v != 8 && v
1641		!= 9
1642		&& v % 2 == 0 ? 111 : 222
1643	})
1644  assert_equal([111, 222, 111], ll)
1645
1646  var dl = [{'key': 0}, {'key': 22}]->filter({ _, v -> v['key'] })
1647  assert_equal([{'key': 22}], dl)
1648
1649  dl = [{'key': 12}, {'foo': 34}]
1650  assert_equal([{'key': 12}], filter(dl,
1651	{_, v -> has_key(v, 'key') ? v['key'] == 12 : 0}))
1652
1653  assert_equal(false, LambdaWithComments()(0))
1654  assert_equal(true, LambdaWithComments()(1))
1655  assert_equal(true, LambdaWithComments()(2))
1656  assert_equal(false, LambdaWithComments()(3))
1657
1658  assert_equal(false, LambdaUsingArg(0)())
1659  assert_equal(true, LambdaUsingArg(1)())
1660
1661  CheckDefFailure(["filter([1, 2], {k,v -> 1})"], 'E1069:', 1)
1662  # error is in first line of the lambda
1663  CheckDefFailure(["var L = {a -> a + b}"], 'E1001:', 0)
1664
1665  assert_equal('xxxyyy', 'xxx'->{a, b -> a .. b}('yyy'))
1666
1667  CheckDefExecFailure(["var s = 'asdf'->{a -> a}('x')"],
1668        'E1106: One argument too many')
1669  CheckDefExecFailure(["var s = 'asdf'->{a -> a}('x', 'y')"],
1670        'E1106: 2 arguments too many')
1671  CheckDefFailure(["echo 'asdf'->{a -> a}(x)"], 'E1001:', 1)
1672enddef
1673
1674def Test_expr7_lambda_vim9script()
1675  var lines =<< trim END
1676      vim9script
1677      var v = 10->{a ->
1678	    a
1679	      + 2
1680	  }()
1681      assert_equal(12, v)
1682  END
1683  CheckScriptSuccess(lines)
1684
1685  # nested lambda with line breaks
1686  lines =<< trim END
1687      vim9script
1688      search('"', 'cW', 0, 0, {->
1689	synstack('.', col('.'))
1690	->map({_, v -> synIDattr(v, 'name')})->len()})
1691  END
1692  CheckScriptSuccess(lines)
1693enddef
1694
1695def Test_epxr7_funcref()
1696  var lines =<< trim END
1697    def RetNumber(): number
1698      return 123
1699    enddef
1700    var FuncRef = RetNumber
1701    assert_equal(123, FuncRef())
1702  END
1703  CheckDefAndScriptSuccess(lines)
1704enddef
1705
1706def Test_expr7_dict()
1707  # dictionary
1708  assert_equal(g:dict_empty, {})
1709  assert_equal(g:dict_empty, {  })
1710  assert_equal(g:dict_one, {'one': 1})
1711  var key = 'one'
1712  var val = 1
1713  assert_equal(g:dict_one, {key: val})
1714
1715  var numbers: dict<number> = #{a: 1, b: 2, c: 3}
1716  numbers = #{a: 1}
1717  numbers = #{}
1718
1719  var strings: dict<string> = #{a: 'a', b: 'b', c: 'c'}
1720  strings = #{a: 'x'}
1721  strings = #{}
1722
1723  var mixed: dict<any> = #{a: 'a', b: 42}
1724  mixed = #{a: 'x'}
1725  mixed = #{a: 234}
1726  mixed = #{}
1727
1728  var dictlist: dict<list<string>> = #{absent: [], present: ['hi']}
1729  dictlist = #{absent: ['hi'], present: []}
1730  dictlist = #{absent: [], present: []}
1731
1732  var dictdict: dict<dict<string>> = #{one: #{a: 'text'}, two: #{}}
1733  dictdict = #{one: #{}, two: #{a: 'text'}}
1734  dictdict = #{one: #{}, two: #{}}
1735
1736  CheckDefFailure(["var x = #{a:8}"], 'E1069:', 1)
1737  CheckDefFailure(["var x = #{a : 8}"], 'E1068:', 1)
1738  CheckDefFailure(["var x = #{a :8}"], 'E1068:', 1)
1739  CheckDefFailure(["var x = #{a: 8 , b: 9}"], 'E1068:', 1)
1740
1741  CheckDefFailure(["var x = #{8: 8}"], 'E1014:', 1)
1742  CheckDefFailure(["var x = #{xxx}"], 'E720:', 1)
1743  CheckDefFailure(["var x = #{xxx: 1", "var y = 2"], 'E722:', 2)
1744  CheckDefFailure(["var x = #{xxx: 1,"], 'E723:', 2)
1745  CheckDefFailure(["var x = {'a': xxx}"], 'E1001:', 1)
1746  CheckDefFailure(["var x = {xxx: 8}"], 'E1001:', 1)
1747  CheckDefFailure(["var x = #{a: 1, a: 2}"], 'E721:', 1)
1748  CheckDefFailure(["var x = #"], 'E1015:', 1)
1749  CheckDefExecFailure(["var x = g:anint.member"], 'E715:', 1)
1750  CheckDefExecFailure(["var x = g:dict_empty.member"], 'E716:', 1)
1751
1752  CheckDefExecFailure(['var x: dict<number> = #{a: 234, b: "1"}'], 'E1012:', 1)
1753  CheckDefExecFailure(['var x: dict<number> = #{a: "x", b: 134}'], 'E1012:', 1)
1754  CheckDefExecFailure(['var x: dict<string> = #{a: 234, b: "1"}'], 'E1012:', 1)
1755  CheckDefExecFailure(['var x: dict<string> = #{a: "x", b: 134}'], 'E1012:', 1)
1756enddef
1757
1758def Test_expr7_dict_vim9script()
1759  var lines =<< trim END
1760      vim9script
1761      var d = {
1762		'one':
1763		   1,
1764		'two': 2,
1765		   }
1766      assert_equal({'one': 1, 'two': 2}, d)
1767  END
1768  CheckScriptSuccess(lines)
1769
1770  lines =<< trim END
1771      vim9script
1772      var d = { "one": "one", "two": "two", }
1773      assert_equal({'one': 'one', 'two': 'two'}, d)
1774  END
1775  CheckScriptSuccess(lines)
1776
1777  lines =<< trim END
1778      vim9script
1779      var d = #{one: 1,
1780		two: 2,
1781	       }
1782      assert_equal({'one': 1, 'two': 2}, d)
1783  END
1784  CheckScriptSuccess(lines)
1785
1786  lines =<< trim END
1787      vim9script
1788      var d = #{one:1, two: 2}
1789  END
1790  CheckScriptFailure(lines, 'E1069:', 2)
1791
1792  lines =<< trim END
1793      vim9script
1794      var d = #{one: 1,two: 2}
1795  END
1796  CheckScriptFailure(lines, 'E1069:', 2)
1797
1798  lines =<< trim END
1799      vim9script
1800      var d = #{one : 1}
1801  END
1802  CheckScriptFailure(lines, 'E1068:', 2)
1803
1804  lines =<< trim END
1805      vim9script
1806      var d = #{one:1}
1807  END
1808  CheckScriptFailure(lines, 'E1069:', 2)
1809
1810  lines =<< trim END
1811      vim9script
1812      var d = #{one: 1 , two: 2}
1813  END
1814  CheckScriptFailure(lines, 'E1068:', 2)
1815
1816  lines =<< trim END
1817    vim9script
1818    var l: dict<number> = #{a: 234, b: 'x'}
1819  END
1820  CheckScriptFailure(lines, 'E1012:', 2)
1821  lines =<< trim END
1822    vim9script
1823    var l: dict<number> = #{a: 'x', b: 234}
1824  END
1825  CheckScriptFailure(lines, 'E1012:', 2)
1826  lines =<< trim END
1827    vim9script
1828    var l: dict<string> = #{a: 'x', b: 234}
1829  END
1830  CheckScriptFailure(lines, 'E1012:', 2)
1831  lines =<< trim END
1832    vim9script
1833    var l: dict<string> = #{a: 234, b: 'x'}
1834  END
1835  CheckScriptFailure(lines, 'E1012:', 2)
1836enddef
1837
1838let g:oneString = 'one'
1839
1840def Test_expr_member()
1841  assert_equal(1, g:dict_one.one)
1842  var d: dict<number> = g:dict_one
1843  assert_equal(1, d['one'])
1844  assert_equal(1, d[
1845		  'one'
1846		  ])
1847  assert_equal(1, d
1848  	.one)
1849  d = {'1': 1, '_': 2}
1850  assert_equal(1, d
1851  	.1)
1852  assert_equal(2, d
1853  	._)
1854
1855  # getting the one member should clear the dict after getting the item
1856  assert_equal('one', #{one: 'one'}.one)
1857  assert_equal('one', #{one: 'one'}[g:oneString])
1858
1859  CheckDefFailure(["var x = g:dict_one.#$!"], 'E1002:', 1)
1860  CheckDefExecFailure(["var d: dict<any>", "echo d['a']"], 'E716:', 2)
1861  CheckDefExecFailure(["var d: dict<number>", "d = g:list_empty"], 'E1012: Type mismatch; expected dict<number> but got list<unknown>', 2)
1862enddef
1863
1864def Test_expr7_any_index_slice()
1865  var lines =<< trim END
1866    # getting the one member should clear the list only after getting the item
1867    assert_equal('bbb', ['aaa', 'bbb', 'ccc'][1])
1868
1869    # string is permissive, index out of range accepted
1870    g:teststring = 'abcdef'
1871    assert_equal('b', g:teststring[1])
1872    assert_equal('', g:teststring[-1])
1873    assert_equal('', g:teststring[99])
1874
1875    assert_equal('b', g:teststring[1:1])
1876    assert_equal('bcdef', g:teststring[1:])
1877    assert_equal('abcd', g:teststring[:3])
1878    assert_equal('cdef', g:teststring[-4:])
1879    assert_equal('abcdef', g:teststring[-9:])
1880    assert_equal('abcd', g:teststring[:-3])
1881    assert_equal('', g:teststring[:-9])
1882
1883    # blob index cannot be out of range
1884    g:testblob = 0z01ab
1885    assert_equal(0x01, g:testblob[0])
1886    assert_equal(0xab, g:testblob[1])
1887    assert_equal(0xab, g:testblob[-1])
1888    assert_equal(0x01, g:testblob[-2])
1889
1890    # blob slice accepts out of range
1891    assert_equal(0z01ab, g:testblob[0:1])
1892    assert_equal(0z01, g:testblob[0:0])
1893    assert_equal(0z01, g:testblob[-2:-2])
1894    assert_equal(0zab, g:testblob[1:1])
1895    assert_equal(0zab, g:testblob[-1:-1])
1896    assert_equal(0z, g:testblob[2:2])
1897    assert_equal(0z, g:testblob[0:-3])
1898
1899    # list index cannot be out of range
1900    g:testlist = [0, 1, 2, 3]
1901    assert_equal(0, g:testlist[0])
1902    assert_equal(1, g:testlist[1])
1903    assert_equal(3, g:testlist[3])
1904    assert_equal(3, g:testlist[-1])
1905    assert_equal(0, g:testlist[-4])
1906    assert_equal(1, g:testlist[g:theone])
1907
1908    # list slice accepts out of range
1909    assert_equal([0], g:testlist[0:0])
1910    assert_equal([3], g:testlist[3:3])
1911    assert_equal([0, 1], g:testlist[0:1])
1912    assert_equal([0, 1, 2, 3], g:testlist[0:3])
1913    assert_equal([0, 1, 2, 3], g:testlist[0:9])
1914    assert_equal([], g:testlist[-1:1])
1915    assert_equal([1], g:testlist[-3:1])
1916    assert_equal([0, 1], g:testlist[-4:1])
1917    assert_equal([0, 1], g:testlist[-9:1])
1918    assert_equal([1, 2, 3], g:testlist[1:-1])
1919    assert_equal([1], g:testlist[1:-3])
1920    assert_equal([], g:testlist[1:-4])
1921    assert_equal([], g:testlist[1:-9])
1922
1923    g:testdict = #{a: 1, b: 2}
1924    assert_equal(1, g:testdict['a'])
1925    assert_equal(2, g:testdict['b'])
1926  END
1927
1928  CheckDefSuccess(lines)
1929  CheckScriptSuccess(['vim9script'] + lines)
1930
1931  CheckDefExecFailure(['echo g:testblob[2]'], 'E979:', 1)
1932  CheckScriptFailure(['vim9script', 'echo g:testblob[2]'], 'E979:', 2)
1933  CheckDefExecFailure(['echo g:testblob[-3]'], 'E979:', 1)
1934  CheckScriptFailure(['vim9script', 'echo g:testblob[-3]'], 'E979:', 2)
1935
1936  CheckDefExecFailure(['echo g:testlist[4]'], 'E684:', 1)
1937  CheckScriptFailure(['vim9script', 'echo g:testlist[4]'], 'E684:', 2)
1938  CheckDefExecFailure(['echo g:testlist[-5]'], 'E684:', 1)
1939  CheckScriptFailure(['vim9script', 'echo g:testlist[-5]'], 'E684:', 2)
1940
1941  CheckDefExecFailure(['echo g:testdict["a":"b"]'], 'E719:', 1)
1942  CheckScriptFailure(['vim9script', 'echo g:testdict["a":"b"]'], 'E719:', 2)
1943  CheckDefExecFailure(['echo g:testdict[1]'], 'E716:', 1)
1944  CheckScriptFailure(['vim9script', 'echo g:testdict[1]'], 'E716:', 2)
1945
1946  unlet g:teststring
1947  unlet g:testblob
1948  unlet g:testlist
1949enddef
1950
1951def Test_expr_member_vim9script()
1952  var lines =<< trim END
1953      vim9script
1954      var d = #{one:
1955      		'one',
1956		two: 'two',
1957		1: 1,
1958		_: 2}
1959      assert_equal('one', d.one)
1960      assert_equal('one', d
1961                            .one)
1962      assert_equal(1, d
1963                            .1)
1964      assert_equal(2, d
1965                            ._)
1966      assert_equal('one', d[
1967			    'one'
1968			    ])
1969  END
1970  CheckScriptSuccess(lines)
1971
1972  lines =<< trim END
1973      vim9script
1974      var l = [1,
1975		  2,
1976		  3, 4
1977		  ]
1978      assert_equal(2, l[
1979			    1
1980			    ])
1981      assert_equal([2, 3], l[1 : 2])
1982      assert_equal([1, 2, 3], l[
1983				:
1984				2
1985				])
1986      assert_equal([3, 4], l[
1987				2
1988				:
1989				])
1990  END
1991  CheckScriptSuccess(lines)
1992enddef
1993
1994def Test_expr7_option()
1995  # option
1996  set ts=11
1997  assert_equal(11, &ts)
1998  &ts = 9
1999  assert_equal(9, &ts)
2000  set ts=8
2001  set grepprg=some\ text
2002  assert_equal('some text', &grepprg)
2003  &grepprg = test_null_string()
2004  assert_equal('', &grepprg)
2005  set grepprg&
2006enddef
2007
2008def Test_expr7_environment()
2009  # environment variable
2010  assert_equal('testvar', $TESTVAR)
2011  assert_equal('', $ASDF_ASD_XXX)
2012
2013  CheckDefFailure(["var x = $$$"], 'E1002:', 1)
2014enddef
2015
2016def Test_expr7_register()
2017  @a = 'register a'
2018  assert_equal('register a', @a)
2019
2020  var fname = expand('%')
2021  assert_equal(fname, @%)
2022
2023  feedkeys(":echo 'some'\<CR>", "xt")
2024  assert_equal("echo 'some'", @:)
2025
2026  normal axyz
2027  assert_equal("xyz", @.)
2028  CheckDefFailure(["@. = 'yes'"], 'E354:', 1)
2029
2030  @/ = 'slash'
2031  assert_equal('slash', @/)
2032
2033  @= = 'equal'
2034  assert_equal('equal', @=)
2035enddef
2036
2037def Test_expr7_namespace()
2038  g:some_var = 'some'
2039  assert_equal('some', get(g:, 'some_var'))
2040  assert_equal('some', get(g:, 'some_var', 'xxx'))
2041  assert_equal('xxx', get(g:, 'no_var', 'xxx'))
2042  unlet g:some_var
2043
2044  b:some_var = 'some'
2045  assert_equal('some', get(b:, 'some_var'))
2046  assert_equal('some', get(b:, 'some_var', 'xxx'))
2047  assert_equal('xxx', get(b:, 'no_var', 'xxx'))
2048  unlet b:some_var
2049
2050  w:some_var = 'some'
2051  assert_equal('some', get(w:, 'some_var'))
2052  assert_equal('some', get(w:, 'some_var', 'xxx'))
2053  assert_equal('xxx', get(w:, 'no_var', 'xxx'))
2054  unlet w:some_var
2055
2056  t:some_var = 'some'
2057  assert_equal('some', get(t:, 'some_var'))
2058  assert_equal('some', get(t:, 'some_var', 'xxx'))
2059  assert_equal('xxx', get(t:, 'no_var', 'xxx'))
2060  unlet t:some_var
2061enddef
2062
2063def Test_expr7_parens()
2064  # (expr)
2065  assert_equal(4, (6 * 4) / 6)
2066  assert_equal(0, 6 * ( 4 / 6 ))
2067
2068  assert_equal(6, +6)
2069  assert_equal(-6, -6)
2070  assert_equal(6, --6)
2071  assert_equal(6, -+-6)
2072  assert_equal(-6, ---6)
2073  assert_equal(false, !-3)
2074  assert_equal(true, !+-+0)
2075enddef
2076
2077def Test_expr7_parens_vim9script()
2078  var lines =<< trim END
2079      vim9script
2080      var s = (
2081		'one'
2082		..
2083		'two'
2084		)
2085      assert_equal('onetwo', s)
2086  END
2087  CheckScriptSuccess(lines)
2088enddef
2089
2090def Test_expr7_negate()
2091  assert_equal(-99, -99)
2092  assert_equal(99, --99)
2093  var nr = 88
2094  assert_equal(-88, -nr)
2095  assert_equal(88, --nr)
2096enddef
2097
2098def Echo(arg: any): string
2099  return arg
2100enddef
2101
2102def s:Echo4Arg(arg: any): string
2103  return arg
2104enddef
2105
2106def Test_expr7_call()
2107  assert_equal('yes', 'yes'->Echo())
2108  assert_equal('yes', 'yes'
2109  			->s:Echo4Arg())
2110  assert_equal(true, !range(5)->empty())
2111  assert_equal([0, 1, 2], --3->range())
2112
2113  CheckDefFailure(["var x = 'yes'->Echo"], 'E107:', 1)
2114  CheckScriptFailure([
2115   "vim9script",
2116   "var x = substitute ('x', 'x', 'x', 'x')"
2117   ], 'E121:', 2)
2118  CheckDefFailure(["var Ref = function('len' [1, 2])"], 'E1123:', 1)
2119
2120  var auto_lines =<< trim END
2121      def g:some#func(): string
2122	return 'found'
2123      enddef
2124  END
2125  mkdir('Xruntime/autoload', 'p')
2126  writefile(auto_lines, 'Xruntime/autoload/some.vim')
2127  var save_rtp = &rtp
2128  &rtp = getcwd() .. '/Xruntime,' .. &rtp
2129  assert_equal('found', g:some#func())
2130  assert_equal('found', some#func())
2131
2132  &rtp = save_rtp
2133  delete('Xruntime', 'rf')
2134enddef
2135
2136
2137def Test_expr7_not()
2138  var lines =<< trim END
2139      assert_equal(true, !'')
2140      assert_equal(true, ![])
2141      assert_equal(false, !'asdf')
2142      assert_equal(false, ![2])
2143      assert_equal(true, !!'asdf')
2144      assert_equal(true, !![2])
2145
2146      assert_equal(true, !test_null_partial())
2147      assert_equal(false, !{-> 'yes'})
2148
2149      assert_equal(true, !test_null_dict())
2150      assert_equal(true, !{})
2151      assert_equal(false, !{'yes': 'no'})
2152
2153      if has('channel')
2154	assert_equal(true, !test_null_job())
2155	assert_equal(true, !test_null_channel())
2156      endif
2157
2158      assert_equal(true, !test_null_blob())
2159      assert_equal(true, !0z)
2160      assert_equal(false, !0z01)
2161
2162      assert_equal(true, !test_void())
2163      assert_equal(true, !test_unknown())
2164
2165      assert_equal(false, ![1, 2, 3]->reverse())
2166      assert_equal(true, ![]->reverse())
2167  END
2168  CheckDefSuccess(lines)
2169  CheckScriptSuccess(['vim9script'] + lines)
2170enddef
2171
2172func Test_expr7_fails()
2173  call CheckDefFailure(["var x = (12"], "E110:", 1)
2174
2175  call CheckDefFailure(["var x = -'xx'"], "E1030:", 1)
2176  call CheckDefFailure(["var x = +'xx'"], "E1030:", 1)
2177  call CheckDefFailure(["var x = -0z12"], "E974:", 1)
2178  call CheckDefExecFailure(["var x = -[8]"], "E39:", 1)
2179  call CheckDefExecFailure(["var x = -{'a': 1}"], "E39:", 1)
2180
2181  call CheckDefFailure(["var x = @"], "E1002:", 1)
2182  call CheckDefFailure(["var x = @<"], "E354:", 1)
2183
2184  call CheckDefFailure(["var x = [1, 2"], "E697:", 2)
2185  call CheckDefFailure(["var x = [notfound]"], "E1001:", 1)
2186
2187  call CheckDefFailure(["var x = { -> 123) }"], "E451:", 1)
2188  call CheckDefFailure(["var x = 123->{x -> x + 5) }"], "E451:", 1)
2189
2190  call CheckDefFailure(["var x = &notexist"], 'E113:', 1)
2191  call CheckDefFailure(["&grepprg = [343]"], 'E1012:', 1)
2192
2193  call CheckDefExecFailure(["echo s:doesnt_exist"], 'E121:', 1)
2194  call CheckDefExecFailure(["echo g:doesnt_exist"], 'E121:', 1)
2195
2196  call CheckDefFailure(["echo a:somevar"], 'E1075:', 1)
2197  call CheckDefFailure(["echo l:somevar"], 'E1075:', 1)
2198  call CheckDefFailure(["echo x:somevar"], 'E1075:', 1)
2199
2200  call CheckDefExecFailure(["var x = +g:astring"], 'E1030:', 1)
2201  call CheckDefExecFailure(["var x = +g:ablob"], 'E974:', 1)
2202  call CheckDefExecFailure(["var x = +g:alist"], 'E745:', 1)
2203  call CheckDefExecFailure(["var x = +g:adict"], 'E728:', 1)
2204
2205  call CheckDefFailure(["var x = ''", "var y = x.memb"], 'E715:', 2)
2206
2207  call CheckDefFailure(["'yes'->", "Echo()"], 'E488: Trailing characters: ->', 1)
2208
2209  call CheckDefExecFailure(["[1, 2->len()"], 'E697:', 2)
2210  call CheckDefExecFailure(["#{a: 1->len()"], 'E488:', 1)
2211  call CheckDefExecFailure(["{'a': 1->len()"], 'E723:', 2)
2212endfunc
2213
2214let g:Funcrefs = [function('add')]
2215
2216func CallMe(arg)
2217  return a:arg
2218endfunc
2219
2220func CallMe2(one, two)
2221  return a:one .. a:two
2222endfunc
2223
2224def Test_expr7_trailing()
2225  # user function call
2226  assert_equal(123, g:CallMe(123))
2227  assert_equal(123, g:CallMe(  123))
2228  assert_equal(123, g:CallMe(123  ))
2229  assert_equal('yesno', g:CallMe2('yes', 'no'))
2230  assert_equal('yesno', g:CallMe2( 'yes', 'no' ))
2231  assert_equal('nothing', g:CallMe('nothing'))
2232
2233  # partial call
2234  var Part = function('g:CallMe')
2235  assert_equal('yes', Part('yes'))
2236
2237  # funcref call, using list index
2238  var l = []
2239  g:Funcrefs[0](l, 2)
2240  assert_equal([2], l)
2241
2242  # method call
2243  l = [2, 5, 6]
2244  l->map({k, v -> k + v})
2245  assert_equal([2, 6, 8], l)
2246
2247  # lambda method call
2248  l = [2, 5]
2249  l->{l -> add(l, 8)}()
2250  assert_equal([2, 5, 8], l)
2251
2252  # dict member
2253  var d = #{key: 123}
2254  assert_equal(123, d.key)
2255enddef
2256
2257def Test_expr7_string_subscript()
2258  var lines =<< trim END
2259    var text = 'abcdef'
2260    assert_equal('', text[-1])
2261    assert_equal('a', text[0])
2262    assert_equal('e', text[4])
2263    assert_equal('f', text[5])
2264    assert_equal('', text[6])
2265
2266    text = 'ábçdëf'
2267    assert_equal('', text[-999])
2268    assert_equal('', text[-1])
2269    assert_equal('á', text[0])
2270    assert_equal('b', text[1])
2271    assert_equal('ç', text[2])
2272    assert_equal('d', text[3])
2273    assert_equal('ë', text[4])
2274    assert_equal('f', text[5])
2275    assert_equal('', text[6])
2276    assert_equal('', text[999])
2277
2278    assert_equal('ábçdëf', text[0:-1])
2279    assert_equal('ábçdëf', text[0 :-1])
2280    assert_equal('ábçdëf', text[0: -1])
2281    assert_equal('ábçdëf', text[0 : -1])
2282    assert_equal('ábçdëf', text[0
2283                  :-1])
2284    assert_equal('ábçdëf', text[0:
2285                  -1])
2286    assert_equal('ábçdëf', text[0 : -1
2287                  ])
2288    assert_equal('bçdëf', text[1:-1])
2289    assert_equal('çdëf', text[2:-1])
2290    assert_equal('dëf', text[3:-1])
2291    assert_equal('ëf', text[4:-1])
2292    assert_equal('f', text[5:-1])
2293    assert_equal('', text[6:-1])
2294    assert_equal('', text[999:-1])
2295
2296    assert_equal('ábçd', text[:3])
2297    assert_equal('bçdëf', text[1:])
2298    assert_equal('ábçdëf', text[:])
2299  END
2300  CheckDefSuccess(lines)
2301  CheckScriptSuccess(['vim9script'] + lines)
2302enddef
2303
2304def Test_expr7_list_subscript()
2305  var lines =<< trim END
2306    var list = [0, 1, 2, 3, 4]
2307    assert_equal(0, list[0])
2308    assert_equal(4, list[4])
2309    assert_equal(4, list[-1])
2310    assert_equal(0, list[-5])
2311
2312    assert_equal([0, 1, 2, 3, 4], list[0:4])
2313    assert_equal([0, 1, 2, 3, 4], list[:])
2314    assert_equal([1, 2, 3, 4], list[1:])
2315    assert_equal([2, 3, 4], list[2:-1])
2316    assert_equal([4], list[4:-1])
2317    assert_equal([], list[5:-1])
2318    assert_equal([], list[999:-1])
2319    assert_equal([1, 2, 3, 4], list[g:theone:g:thefour])
2320
2321    assert_equal([0, 1, 2, 3], list[0:3])
2322    assert_equal([0], list[0:0])
2323    assert_equal([0, 1, 2, 3, 4], list[0:-1])
2324    assert_equal([0, 1, 2], list[0:-3])
2325    assert_equal([0], list[0:-5])
2326    assert_equal([], list[0:-6])
2327    assert_equal([], list[0:-99])
2328  END
2329  CheckDefSuccess(lines)
2330  CheckScriptSuccess(['vim9script'] + lines)
2331
2332  lines = ['var l = [0, 1, 2]', 'echo l[g:astring : g:theone]']
2333  CheckDefExecFailure(lines, 'E1012:')
2334  CheckScriptFailure(['vim9script'] + lines, 'E1030:', 3)
2335enddef
2336
2337def Test_expr7_dict_subscript()
2338  var lines =<< trim END
2339      vim9script
2340      var l = [#{lnum: 2}, #{lnum: 1}]
2341      var res = l[0].lnum > l[1].lnum
2342      assert_true(res)
2343  END
2344  CheckScriptSuccess(lines)
2345enddef
2346
2347def Test_expr7_subscript_linebreak()
2348  var range = range(
2349  		3)
2350  var l = range
2351	->map('string(v:key)')
2352  assert_equal(['0', '1', '2'], l)
2353
2354  l = range
2355  	->map('string(v:key)')
2356  assert_equal(['0', '1', '2'], l)
2357
2358  l = range # comment
2359  	->map('string(v:key)')
2360  assert_equal(['0', '1', '2'], l)
2361
2362  l = range
2363
2364  	->map('string(v:key)')
2365  assert_equal(['0', '1', '2'], l)
2366
2367  l = range
2368	# comment
2369  	->map('string(v:key)')
2370  assert_equal(['0', '1', '2'], l)
2371
2372  assert_equal('1', l[
2373	1])
2374
2375  var d = #{one: 33}
2376  assert_equal(33, d.
2377	one)
2378enddef
2379
2380def Test_expr7_method_call()
2381  new
2382  setline(1, ['first', 'last'])
2383  'second'->append(1)
2384  "third"->append(2)
2385  assert_equal(['first', 'second', 'third', 'last'], getline(1, '$'))
2386  bwipe!
2387
2388  var bufnr = bufnr()
2389  var loclist = [#{bufnr: bufnr, lnum: 42, col: 17, text: 'wrong'}]
2390  loclist->setloclist(0)
2391  assert_equal([#{bufnr: bufnr,
2392  		lnum: 42,
2393		col: 17,
2394		text: 'wrong',
2395		pattern: '',
2396		valid: 1,
2397		vcol: 0,
2398		nr: 0,
2399		type: '',
2400		module: ''}
2401		], getloclist(0))
2402
2403  var result: bool = get(#{n: 0}, 'n', 0)
2404  assert_equal(false, result)
2405enddef
2406
2407func Test_expr7_trailing_fails()
2408  call CheckDefFailure(['var l = [2]', 'l->{l -> add(l, 8)}'], 'E107:', 2)
2409  call CheckDefFailure(['var l = [2]', 'l->{l -> add(l, 8)} ()'], 'E274:', 2)
2410endfunc
2411
2412func Test_expr_fails()
2413  call CheckDefFailure(["var x = '1'is2"], 'E488:', 1)
2414  call CheckDefFailure(["var x = '1'isnot2"], 'E488:', 1)
2415
2416  call CheckDefFailure(["CallMe ('yes')"], 'E476:', 1)
2417  call CheckScriptFailure(["CallMe ('yes')"], 'E492:', 1)
2418  call CheckDefAndScriptFailure(["CallMe2('yes','no')"], 'E1069:', 1)
2419  call CheckDefFailure(["CallMe2('yes' , 'no')"], 'E1068:', 1)
2420
2421  call CheckDefFailure(["v:nosuch += 3"], 'E1001:', 1)
2422  call CheckDefFailure(["var v:statusmsg = ''"], 'E1016: Cannot declare a v: variable:', 1)
2423  call CheckDefFailure(["var asdf = v:nosuch"], 'E1001:', 1)
2424
2425  call CheckDefFailure(["echo len('asdf'"], 'E110:', 2)
2426  call CheckDefFailure(["echo Func0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789()"], 'E1011:', 1)
2427  call CheckDefFailure(["echo doesnotexist()"], 'E117:', 1)
2428endfunc
2429
2430" vim: shiftwidth=2 sts=2 expandtab
2431