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:')
97  lines =<< trim END
98      vim9script
99      let var = v:true? 1 : 2
100  END
101  CheckScriptFailure(lines, 'E1004:')
102  lines =<< trim END
103      vim9script
104      let var = v:true ?1 : 2
105  END
106  CheckScriptFailure(lines, 'E1004:')
107  lines =<< trim END
108      vim9script
109      let var = v:true ? 1: 2
110  END
111  CheckScriptFailure(lines, 'E1004:')
112  lines =<< trim END
113      vim9script
114      let var = v:true ? 1 :2
115  END
116  CheckScriptFailure(lines, 'E1004:')
117enddef
118
119func Test_expr1_fails()
120  call CheckDefFailure(["let x = 1 ? 'one'"], "Missing ':' after '?'")
121  call CheckDefFailure(["let x = 1 ? 'one' : xxx"], "E1001:")
122
123  let msg = "white space required before and after '?'"
124  call CheckDefFailure(["let x = 1? 'one' : 'two'"], msg)
125  call CheckDefFailure(["let x = 1 ?'one' : 'two'"], msg)
126  call CheckDefFailure(["let x = 1?'one' : 'two'"], msg)
127
128  let msg = "white space required before and after ':'"
129  call CheckDefFailure(["let x = 1 ? 'one': 'two'"], msg)
130  call CheckDefFailure(["let x = 1 ? 'one' :'two'"], msg)
131  call CheckDefFailure(["let x = 1 ? 'one':'two'"], msg)
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:')
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:')
211  lines =<< trim END
212      vim9script
213      let var = v:true ||v:true
214  END
215  CheckScriptFailure(lines, 'E1004:')
216  lines =<< trim END
217      vim9script
218      let var = v:true|| v:true
219  END
220  CheckScriptFailure(lines, 'E1004:')
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)
258  call CheckDefFailure(["let x = 1 ||2"], msg)
259  call CheckDefFailure(["let x = 1|| 2"], msg)
260
261  call CheckDefFailure(["let x = 1 || xxx"], 'E1001:')
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:')
332  lines =<< trim END
333      vim9script
334      let var = v:true &&v:true
335  END
336  CheckScriptFailure(lines, 'E1004:')
337  lines =<< trim END
338      vim9script
339      let var = v:true&& v:true
340  END
341  CheckScriptFailure(lines, 'E1004:')
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)
383  call CheckDefFailure(["let x = 1 &&2"], msg)
384  call CheckDefFailure(["let x = 1&& 2"], msg)
385endfunc
386
387let atrue = v:true
388let afalse = v:false
389let anone = v:none
390let anull = v:null
391let anint = 10
392let alsoint = 4
393if has('float')
394  let afloat = 0.1
395endif
396let astring = 'asdf'
397let ablob = 0z01ab
398let alist = [2, 3, 4]
399let adict = #{aaa: 2, bbb: 8}
400
401" test == comperator
402def Test_expr4_equal()
403  let trueVar = true
404  let falseVar = false
405  assert_equal(true, true == true)
406  assert_equal(false, true ==
407			false)
408  assert_equal(true, true
409			== trueVar)
410  assert_equal(false, true == falseVar)
411  assert_equal(true, true == g:atrue)
412  assert_equal(false, g:atrue == false)
413
414  assert_equal(true, v:none == v:none)
415  assert_equal(false, v:none == v:null)
416  assert_equal(true, g:anone == v:none)
417  assert_equal(false, v:none == g:anull)
418
419  let nr0 = 0
420  let nr61 = 61
421  assert_equal(false, 2 == 0)
422  assert_equal(false, 2 == nr0)
423  assert_equal(true, 61 == 61)
424  assert_equal(true, 61 == nr61)
425  assert_equal(true, g:anint == 10)
426  assert_equal(false, 61 == g:anint)
427
428  if has('float')
429    let ff = 0.3
430    assert_equal(true, ff == 0.3)
431    assert_equal(false, 0.4 == ff)
432    assert_equal(true, 0.1 == g:afloat)
433    assert_equal(false, g:afloat == 0.3)
434
435    ff = 3.0
436    assert_equal(true, ff == 3)
437    assert_equal(true, 3 == ff)
438    ff = 3.1
439    assert_equal(false, ff == 3)
440    assert_equal(false, 3 == ff)
441  endif
442
443  assert_equal(true, 'abc' == 'abc')
444  assert_equal(false, 'xyz' == 'abc')
445  assert_equal(true, g:astring == 'asdf')
446  assert_equal(false, 'xyz' == g:astring)
447
448  assert_equal(false, 'abc' == 'aBc')
449  assert_equal(false, 'abc' ==# 'aBc')
450  assert_equal(true, 'abc' ==? 'aBc')
451
452  assert_equal(false, 'abc' == 'ABC')
453  set ignorecase
454  assert_equal(false, 'abc' == 'ABC')
455  assert_equal(false, 'abc' ==# 'ABC')
456  set noignorecase
457
458  call CheckDefFailure(["let x = 'a' == xxx"], 'E1001:')
459
460  let bb = 0z3f
461  assert_equal(true, 0z3f == bb)
462  assert_equal(false, bb == 0z4f)
463  assert_equal(true, g:ablob == 0z01ab)
464  assert_equal(false, 0z3f == g:ablob)
465
466  assert_equal(true, [1, 2, 3] == [1, 2, 3])
467  assert_equal(false, [1, 2, 3] == [2, 3, 1])
468  assert_equal(true, [2, 3, 4] == g:alist)
469  assert_equal(false, g:alist == [2, 3, 1])
470  assert_equal(false, [1, 2, 3] == [])
471  assert_equal(false, [1, 2, 3] == ['1', '2', '3'])
472
473  assert_equal(true, #{one: 1, two: 2} == #{one: 1, two: 2})
474  assert_equal(false, #{one: 1, two: 2} == #{one: 2, two: 2})
475  assert_equal(false, #{one: 1, two: 2} == #{two: 2})
476  assert_equal(false, #{one: 1, two: 2} == #{})
477  assert_equal(true, g:adict == #{bbb: 8, aaa: 2})
478  assert_equal(false, #{ccc: 9, aaa: 2} == g:adict)
479
480  assert_equal(true, function('g:Test_expr4_equal') == function('g:Test_expr4_equal'))
481  assert_equal(false, function('g:Test_expr4_equal') == function('g:Test_expr4_is'))
482
483  assert_equal(true, function('g:Test_expr4_equal', [123]) == function('g:Test_expr4_equal', [123]))
484  assert_equal(false, function('g:Test_expr4_equal', [123]) == function('g:Test_expr4_is', [123]))
485  assert_equal(false, function('g:Test_expr4_equal', [123]) == function('g:Test_expr4_equal', [999]))
486
487  let OneFunc: func
488  let TwoFunc: func
489  OneFunc = function('len')
490  TwoFunc = function('len')
491  assert_equal(true, OneFunc('abc') == TwoFunc('123'))
492enddef
493
494" test != comperator
495def Test_expr4_notequal()
496  let trueVar = true
497  let falseVar = false
498  assert_equal(false, true != true)
499  assert_equal(true, true !=
500			false)
501  assert_equal(false, true
502  			!= trueVar)
503  assert_equal(true, true != falseVar)
504  assert_equal(false, true != g:atrue)
505  assert_equal(true, g:atrue != false)
506
507  assert_equal(false, v:none != v:none)
508  assert_equal(true, v:none != v:null)
509  assert_equal(false, g:anone != v:none)
510  assert_equal(true, v:none != g:anull)
511
512  let nr55 = 55
513  let nr0 = 55
514  assert_equal(true, 2 != 0)
515  assert_equal(true, 2 != nr0)
516  assert_equal(false, 55 != 55)
517  assert_equal(false, 55 != nr55)
518  assert_equal(false, g:anint != 10)
519  assert_equal(true, 61 != g:anint)
520
521  if has('float')
522    let ff = 0.3
523    assert_equal(false, 0.3 != ff)
524    assert_equal(true, 0.4 != ff)
525    assert_equal(false, 0.1 != g:afloat)
526    assert_equal(true, g:afloat != 0.3)
527
528    ff = 3.0
529    assert_equal(false, ff != 3)
530    assert_equal(false, 3 != ff)
531    ff = 3.1
532    assert_equal(true, ff != 3)
533    assert_equal(true, 3 != ff)
534  endif
535
536  assert_equal(false, 'abc' != 'abc')
537  assert_equal(true, 'xyz' != 'abc')
538  assert_equal(false, g:astring != 'asdf')
539  assert_equal(true, 'xyz' != g:astring)
540
541  assert_equal(true, 'abc' != 'ABC')
542  set ignorecase
543  assert_equal(true, 'abc' != 'ABC')
544  set noignorecase
545
546  let bb = 0z3f
547  assert_equal(false, 0z3f != bb)
548  assert_equal(true, bb != 0z4f)
549  assert_equal(false, g:ablob != 0z01ab)
550  assert_equal(true, 0z3f != g:ablob)
551
552  assert_equal(false, [1, 2, 3] != [1, 2, 3])
553  assert_equal(true, [1, 2, 3] != [2, 3, 1])
554  assert_equal(false, [2, 3, 4] != g:alist)
555  assert_equal(true, g:alist != [2, 3, 1])
556  assert_equal(true, [1, 2, 3] != [])
557  assert_equal(true, [1, 2, 3] != ['1', '2', '3'])
558
559  assert_equal(false, #{one: 1, two: 2} != #{one: 1, two: 2})
560  assert_equal(true, #{one: 1, two: 2} != #{one: 2, two: 2})
561  assert_equal(true, #{one: 1, two: 2} != #{two: 2})
562  assert_equal(true, #{one: 1, two: 2} != #{})
563  assert_equal(false, g:adict != #{bbb: 8, aaa: 2})
564  assert_equal(true, #{ccc: 9, aaa: 2} != g:adict)
565
566  assert_equal(false, function('g:Test_expr4_equal') != function('g:Test_expr4_equal'))
567  assert_equal(true, function('g:Test_expr4_equal') != function('g:Test_expr4_is'))
568
569  assert_equal(false, function('g:Test_expr4_equal', [123]) != function('g:Test_expr4_equal', [123]))
570  assert_equal(true, function('g:Test_expr4_equal', [123]) != function('g:Test_expr4_is', [123]))
571  assert_equal(true, function('g:Test_expr4_equal', [123]) != function('g:Test_expr4_equal', [999]))
572enddef
573
574" test > comperator
575def Test_expr4_greater()
576  assert_true(2 > 0)
577  assert_true(2 >
578		1)
579  assert_false(2 > 2)
580  assert_false(2 > 3)
581  let nr2 = 2
582  assert_true(nr2 > 0)
583  assert_true(nr2 >
584		1)
585  assert_false(nr2 > 2)
586  assert_false(nr2
587  		    > 3)
588  if has('float')
589    let ff = 2.0
590    assert_true(ff > 0.0)
591    assert_true(ff > 1.0)
592    assert_false(ff > 2.0)
593    assert_false(ff > 3.0)
594  endif
595enddef
596
597" test >= comperator
598def Test_expr4_greaterequal()
599  assert_true(2 >= 0)
600  assert_true(2 >=
601			2)
602  assert_false(2 >= 3)
603  let nr2 = 2
604  assert_true(nr2 >= 0)
605  assert_true(nr2 >= 2)
606  assert_false(nr2 >= 3)
607  if has('float')
608    let ff = 2.0
609    assert_true(ff >= 0.0)
610    assert_true(ff >= 2.0)
611    assert_false(ff >= 3.0)
612  endif
613enddef
614
615" test < comperator
616def Test_expr4_smaller()
617  assert_false(2 < 0)
618  assert_false(2 <
619			2)
620  assert_true(2
621  		< 3)
622  let nr2 = 2
623  assert_false(nr2 < 0)
624  assert_false(nr2 < 2)
625  assert_true(nr2 < 3)
626  if has('float')
627    let ff = 2.0
628    assert_false(ff < 0.0)
629    assert_false(ff < 2.0)
630    assert_true(ff < 3.0)
631  endif
632enddef
633
634" test <= comperator
635def Test_expr4_smallerequal()
636  assert_false(2 <= 0)
637  assert_false(2 <=
638			1)
639  assert_true(2
640  		<= 2)
641  assert_true(2 <= 3)
642  let nr2 = 2
643  assert_false(nr2 <= 0)
644  assert_false(nr2 <= 1)
645  assert_true(nr2 <= 2)
646  assert_true(nr2 <= 3)
647  if has('float')
648    let ff = 2.0
649    assert_false(ff <= 0.0)
650    assert_false(ff <= 1.0)
651    assert_true(ff <= 2.0)
652    assert_true(ff <= 3.0)
653  endif
654enddef
655
656" test =~ comperator
657def Test_expr4_match()
658  assert_equal(false, '2' =~ '0')
659  assert_equal(false, ''
660  			 =~ '0')
661  assert_equal(true, '2' =~
662			'[0-9]')
663enddef
664
665" test !~ comperator
666def Test_expr4_nomatch()
667  assert_equal(true, '2' !~ '0')
668  assert_equal(true, ''
669  			!~ '0')
670  assert_equal(false, '2' !~
671			'[0-9]')
672enddef
673
674" test is comperator
675def Test_expr4_is()
676  let mylist = [2]
677  assert_false(mylist is [2])
678  let other = mylist
679  assert_true(mylist is
680		other)
681
682  let myblob = 0z1234
683  assert_false(myblob
684  			is 0z1234)
685  let otherblob = myblob
686  assert_true(myblob is otherblob)
687enddef
688
689" test isnot comperator
690def Test_expr4_isnot()
691  let mylist = [2]
692  assert_true('2' isnot '0')
693  assert_true(mylist isnot [2])
694  let other = mylist
695  assert_false(mylist isnot
696			other)
697
698  let myblob = 0z1234
699  assert_true(myblob
700  		isnot 0z1234)
701  let otherblob = myblob
702  assert_false(myblob isnot otherblob)
703enddef
704
705def RetVoid()
706  let x = 1
707enddef
708
709def Test_expr4_vimscript()
710  # check line continuation
711  let lines =<< trim END
712      vim9script
713      let var = 0
714      		< 1
715      assert_equal(true, var)
716  END
717  CheckScriptSuccess(lines)
718
719  lines =<< trim END
720      vim9script
721      let var = 123
722      		!= 123
723      assert_equal(false, var)
724  END
725  CheckScriptSuccess(lines)
726
727  lines =<< trim END
728      vim9script
729      let var = 123 ==
730      			123
731      assert_equal(true, var)
732  END
733  CheckScriptSuccess(lines)
734
735  lines =<< trim END
736      vim9script
737      let list = [1, 2, 3]
738      let var = list
739      		is list
740      assert_equal(true, var)
741  END
742  CheckScriptSuccess(lines)
743
744  lines =<< trim END
745      vim9script
746      let myblob = 0z1234
747      let var = myblob
748      		isnot 0z11
749      assert_equal(true, var)
750  END
751  CheckScriptSuccess(lines)
752
753  # spot check mismatching types
754  lines =<< trim END
755      vim9script
756      echo '' == 0
757  END
758  CheckScriptFailure(lines, 'E1072:')
759
760  lines =<< trim END
761      vim9script
762      echo v:true > v:false
763  END
764  CheckScriptFailure(lines, 'Cannot compare bool with bool')
765
766  lines =<< trim END
767      vim9script
768      echo 123 is 123
769  END
770  CheckScriptFailure(lines, 'Cannot use "is" with number')
771
772  # check 'ignorecase' not being used
773  lines =<< trim END
774    vim9script
775    set ignorecase
776    assert_equal(false, 'abc' == 'ABC')
777    assert_equal(false, 'abc' ==# 'ABC')
778    assert_equal(true, 'abc' ==? 'ABC')
779
780    assert_equal(true, 'abc' != 'ABC')
781    assert_equal(true, 'abc' !=# 'ABC')
782    assert_equal(false, 'abc' !=? 'ABC')
783
784    assert_equal(false, 'abc' =~ 'ABC')
785    assert_equal(false, 'abc' =~# 'ABC')
786    assert_equal(true, 'abc' =~? 'ABC')
787    set noignorecase
788  END
789  CheckScriptSuccess(lines)
790
791  # check missing white space
792  lines =<< trim END
793    vim9script
794    echo 2>3
795  END
796  CheckScriptFailure(lines, 'E1004:')
797  lines =<< trim END
798    vim9script
799    echo 2 >3
800  END
801  CheckScriptFailure(lines, 'E1004:')
802  lines =<< trim END
803    vim9script
804    echo 2> 3
805  END
806  CheckScriptFailure(lines, 'E1004:')
807  lines =<< trim END
808    vim9script
809    echo 2!=3
810  END
811  CheckScriptFailure(lines, 'E1004:')
812  lines =<< trim END
813    vim9script
814    echo 2 !=3
815  END
816  CheckScriptFailure(lines, 'E1004:')
817  lines =<< trim END
818    vim9script
819    echo 2!= 3
820  END
821  CheckScriptFailure(lines, 'E1004:')
822enddef
823
824func Test_expr4_fails()
825  let msg = "white space required before and after '>'"
826  call CheckDefFailure(["let x = 1>2"], msg)
827  call CheckDefFailure(["let x = 1 >2"], msg)
828  call CheckDefFailure(["let x = 1> 2"], msg)
829
830  let msg = "white space required before and after '=='"
831  call CheckDefFailure(["let x = 1==2"], msg)
832  call CheckDefFailure(["let x = 1 ==2"], msg)
833  call CheckDefFailure(["let x = 1== 2"], msg)
834
835  let msg = "white space required before and after 'is'"
836  call CheckDefFailure(["let x = '1'is'2'"], msg)
837  call CheckDefFailure(["let x = '1' is'2'"], msg)
838  call CheckDefFailure(["let x = '1'is '2'"], msg)
839
840  let msg = "white space required before and after 'isnot'"
841  call CheckDefFailure(["let x = '1'isnot'2'"], msg)
842  call CheckDefFailure(["let x = '1' isnot'2'"], msg)
843  call CheckDefFailure(["let x = '1'isnot '2'"], msg)
844
845  call CheckDefFailure(["let x = 1 is# 2"], 'E15:')
846  call CheckDefFailure(["let x = 1 is? 2"], 'E15:')
847  call CheckDefFailure(["let x = 1 isnot# 2"], 'E15:')
848  call CheckDefFailure(["let x = 1 isnot? 2"], 'E15:')
849
850  call CheckDefFailure(["let x = 1 == '2'"], 'Cannot compare number with string')
851  call CheckDefFailure(["let x = '1' == 2"], 'Cannot compare string with number')
852  call CheckDefFailure(["let x = 1 == RetVoid()"], 'Cannot compare number with void')
853  call CheckDefFailure(["let x = RetVoid() == 1"], 'Cannot compare void with number')
854
855  call CheckDefFailure(["let x = true > false"], 'Cannot compare bool with bool')
856  call CheckDefFailure(["let x = true >= false"], 'Cannot compare bool with bool')
857  call CheckDefFailure(["let x = true < false"], 'Cannot compare bool with bool')
858  call CheckDefFailure(["let x = true <= false"], 'Cannot compare bool with bool')
859  call CheckDefFailure(["let x = true =~ false"], 'Cannot compare bool with bool')
860  call CheckDefFailure(["let x = true !~ false"], 'Cannot compare bool with bool')
861  call CheckDefFailure(["let x = true is false"], 'Cannot use "is" with bool')
862  call CheckDefFailure(["let x = true isnot false"], 'Cannot use "isnot" with bool')
863
864  call CheckDefFailure(["let x = v:none is v:null"], 'Cannot use "is" with special')
865  call CheckDefFailure(["let x = v:none isnot v:null"], 'Cannot use "isnot" with special')
866  call CheckDefFailure(["let x = 123 is 123"], 'Cannot use "is" with number')
867  call CheckDefFailure(["let x = 123 isnot 123"], 'Cannot use "isnot" with number')
868  if has('float')
869    call CheckDefFailure(["let x = 1.3 is 1.3"], 'Cannot use "is" with float')
870    call CheckDefFailure(["let x = 1.3 isnot 1.3"], 'Cannot use "isnot" with float')
871  endif
872
873  call CheckDefFailure(["let x = 0za1 > 0z34"], 'Cannot compare blob with blob')
874  call CheckDefFailure(["let x = 0za1 >= 0z34"], 'Cannot compare blob with blob')
875  call CheckDefFailure(["let x = 0za1 < 0z34"], 'Cannot compare blob with blob')
876  call CheckDefFailure(["let x = 0za1 <= 0z34"], 'Cannot compare blob with blob')
877  call CheckDefFailure(["let x = 0za1 =~ 0z34"], 'Cannot compare blob with blob')
878  call CheckDefFailure(["let x = 0za1 !~ 0z34"], 'Cannot compare blob with blob')
879
880  call CheckDefFailure(["let x = [13] > [88]"], 'Cannot compare list with list')
881  call CheckDefFailure(["let x = [13] >= [88]"], 'Cannot compare list with list')
882  call CheckDefFailure(["let x = [13] < [88]"], 'Cannot compare list with list')
883  call CheckDefFailure(["let x = [13] <= [88]"], 'Cannot compare list with list')
884  call CheckDefFailure(["let x = [13] =~ [88]"], 'Cannot compare list with list')
885  call CheckDefFailure(["let x = [13] !~ [88]"], 'Cannot compare list with list')
886
887  call CheckDefFailure(['let j: job', 'let chan: channel', 'let r = j == chan'], 'Cannot compare job with channel')
888  call CheckDefFailure(['let j: job', 'let x: list<any>', 'let r = j == x'], 'Cannot compare job with list')
889  call CheckDefFailure(['let j: job', 'let Xx: func', 'let r = j == Xx'], 'Cannot compare job with func')
890  call CheckDefFailure(['let j: job', 'let Xx: func', 'let r = j == Xx'], 'Cannot compare job with func')
891endfunc
892
893" test addition, subtraction, concatenation
894def Test_expr5()
895  assert_equal(66, 60 + 6)
896  assert_equal(70, 60 +
897			g:anint)
898  assert_equal(9, g:alsoint
899  			+ 5)
900  assert_equal(14, g:alsoint + g:anint)
901  assert_equal([1, 2, 3, 4], [1] + g:alist)
902
903  assert_equal(54, 60 - 6)
904  assert_equal(50, 60 -
905		    g:anint)
906  assert_equal(-1, g:alsoint
907  			- 5)
908  assert_equal(-6, g:alsoint - g:anint)
909
910  assert_equal('hello', 'hel' .. 'lo')
911  assert_equal('hello 123', 'hello ' ..
912					123)
913  assert_equal('hello 123', 'hello '
914  				..  123)
915  assert_equal('123 hello', 123 .. ' hello')
916  assert_equal('123456', 123 .. 456)
917
918  assert_equal([1, 2, 3, 4], [1, 2] + [3, 4])
919  assert_equal(0z11223344, 0z1122 + 0z3344)
920  assert_equal(0z112201ab, 0z1122
921  				+ g:ablob)
922  assert_equal(0z01ab3344, g:ablob + 0z3344)
923  assert_equal(0z01ab01ab, g:ablob + g:ablob)
924enddef
925
926def Test_expr5_vim9script()
927  # check line continuation
928  let lines =<< trim END
929      vim9script
930      let var = 11
931      		+ 77
932		- 22
933      assert_equal(66, var)
934  END
935  CheckScriptSuccess(lines)
936
937  lines =<< trim END
938      vim9script
939      let var = 11 +
940		  77 -
941		  22
942      assert_equal(66, var)
943  END
944  CheckScriptSuccess(lines)
945
946  lines =<< trim END
947      vim9script
948      let var = 'one'
949      		.. 'two'
950      assert_equal('onetwo', var)
951  END
952  CheckScriptSuccess(lines)
953
954  lines =<< trim END
955      vim9script
956      echo 'abc' is# 'abc'
957  END
958  CheckScriptFailure(lines, 'E15:')
959
960  lines =<< trim END
961      vim9script
962      echo 'abc' is? 'abc'
963  END
964  CheckScriptFailure(lines, 'E15:')
965
966  lines =<< trim END
967      vim9script
968      echo 'abc' isnot# 'abc'
969  END
970  CheckScriptFailure(lines, 'E15:')
971
972  lines =<< trim END
973      vim9script
974      echo 'abc' isnot? 'abc'
975  END
976  CheckScriptFailure(lines, 'E15:')
977
978  # check white space
979  lines =<< trim END
980      vim9script
981      echo 5+6
982  END
983  CheckScriptFailure(lines, 'E1004:')
984  lines =<< trim END
985      vim9script
986      echo 5 +6
987  END
988  CheckScriptFailure(lines, 'E1004:')
989  lines =<< trim END
990      vim9script
991      echo 5+ 6
992  END
993  CheckScriptFailure(lines, 'E1004:')
994
995  lines =<< trim END
996      vim9script
997      echo 'a'..'b'
998  END
999  CheckScriptFailure(lines, 'E1004:')
1000  lines =<< trim END
1001      vim9script
1002      echo 'a' ..'b'
1003  END
1004  CheckScriptFailure(lines, 'E1004:')
1005  lines =<< trim END
1006      vim9script
1007      echo 'a'.. 'b'
1008  END
1009  CheckScriptFailure(lines, 'E1004:')
1010enddef
1011
1012def Test_expr5_float()
1013  if !has('float')
1014    MissingFeature 'float'
1015  else
1016    assert_equal(66.0, 60.0 + 6.0)
1017    assert_equal(66.0, 60.0 + 6)
1018    assert_equal(66.0, 60 +
1019			 6.0)
1020    assert_equal(5.1, g:afloat
1021    			+ 5)
1022    assert_equal(8.1, 8 + g:afloat)
1023    assert_equal(10.1, g:anint + g:afloat)
1024    assert_equal(10.1, g:afloat + g:anint)
1025
1026    assert_equal(54.0, 60.0 - 6.0)
1027    assert_equal(54.0, 60.0
1028    			    - 6)
1029    assert_equal(54.0, 60 - 6.0)
1030    assert_equal(-4.9, g:afloat - 5)
1031    assert_equal(7.9, 8 - g:afloat)
1032    assert_equal(9.9, g:anint - g:afloat)
1033    assert_equal(-9.9, g:afloat - g:anint)
1034  endif
1035enddef
1036
1037func Test_expr5_fails()
1038  let msg = "white space required before and after '+'"
1039  call CheckDefFailure(["let x = 1+2"], msg)
1040  call CheckDefFailure(["let x = 1 +2"], msg)
1041  call CheckDefFailure(["let x = 1+ 2"], msg)
1042
1043  let msg = "white space required before and after '-'"
1044  call CheckDefFailure(["let x = 1-2"], msg)
1045  call CheckDefFailure(["let x = 1 -2"], msg)
1046  call CheckDefFailure(["let x = 1- 2"], msg)
1047
1048  let msg = "white space required before and after '..'"
1049  call CheckDefFailure(["let x = '1'..'2'"], msg)
1050  call CheckDefFailure(["let x = '1' ..'2'"], msg)
1051  call CheckDefFailure(["let x = '1'.. '2'"], msg)
1052
1053  call CheckDefFailure(["let x = 0z1122 + 33"], 'E1051')
1054  call CheckDefFailure(["let x = 0z1122 + [3]"], 'E1051')
1055  call CheckDefFailure(["let x = 0z1122 + 'asd'"], 'E1051')
1056  call CheckDefFailure(["let x = 33 + 0z1122"], 'E1051')
1057  call CheckDefFailure(["let x = [3] + 0z1122"], 'E1051')
1058  call CheckDefFailure(["let x = 'asdf' + 0z1122"], 'E1051')
1059  call CheckDefFailure(["let x = 6 + xxx"], 'E1001')
1060endfunc
1061
1062" test multiply, divide, modulo
1063def Test_expr6()
1064  assert_equal(36, 6 * 6)
1065  assert_equal(24, 6 *
1066			g:alsoint)
1067  assert_equal(24, g:alsoint
1068  			* 6)
1069  assert_equal(40, g:anint * g:alsoint)
1070
1071  assert_equal(10, 60 / 6)
1072  assert_equal(6, 60 /
1073			g:anint)
1074  assert_equal(1, g:anint / 6)
1075  assert_equal(2, g:anint
1076  			/ g:alsoint)
1077
1078  assert_equal(5, 11 % 6)
1079  assert_equal(4, g:anint % 6)
1080  assert_equal(3, 13 %
1081			g:anint)
1082  assert_equal(2, g:anint
1083  			% g:alsoint)
1084
1085  assert_equal(4, 6 * 4 / 6)
1086
1087  let x = [2]
1088  let y = [3]
1089  assert_equal(5, x[0] + y[0])
1090  assert_equal(6, x[0] * y[0])
1091  if has('float')
1092    let xf = [2.0]
1093    let yf = [3.0]
1094    assert_equal(5.0, xf[0]
1095    			+ yf[0])
1096    assert_equal(6.0, xf[0]
1097    			* yf[0])
1098  endif
1099
1100  call CheckDefFailure(["let x = 6 * xxx"], 'E1001')
1101enddef
1102
1103def Test_expr6_vim9script()
1104  # check line continuation
1105  let lines =<< trim END
1106      vim9script
1107      let var = 11
1108      		* 22
1109		/ 3
1110      assert_equal(80, var)
1111  END
1112  CheckScriptSuccess(lines)
1113
1114  lines =<< trim END
1115      vim9script
1116      let var = 25
1117      		% 10
1118      assert_equal(5, var)
1119  END
1120  CheckScriptSuccess(lines)
1121
1122  lines =<< trim END
1123      vim9script
1124      let var = 11 *
1125      		22 /
1126		3
1127      assert_equal(80, var)
1128  END
1129  CheckScriptSuccess(lines)
1130
1131  # check white space
1132  lines =<< trim END
1133      vim9script
1134      echo 5*6
1135  END
1136  CheckScriptFailure(lines, 'E1004:')
1137  lines =<< trim END
1138      vim9script
1139      echo 5 *6
1140  END
1141  CheckScriptFailure(lines, 'E1004:')
1142  lines =<< trim END
1143      vim9script
1144      echo 5* 6
1145  END
1146  CheckScriptFailure(lines, 'E1004:')
1147enddef
1148
1149def Test_expr6_float()
1150  if !has('float')
1151    MissingFeature 'float'
1152  else
1153    assert_equal(36.0, 6.0 * 6)
1154    assert_equal(36.0, 6 *
1155			   6.0)
1156    assert_equal(36.0, 6.0 * 6.0)
1157    assert_equal(1.0, g:afloat * g:anint)
1158
1159    assert_equal(10.0, 60 / 6.0)
1160    assert_equal(10.0, 60.0 /
1161			6)
1162    assert_equal(10.0, 60.0 / 6.0)
1163    assert_equal(0.01, g:afloat / g:anint)
1164
1165    assert_equal(4.0, 6.0 * 4 / 6)
1166    assert_equal(4.0, 6 *
1167			4.0 /
1168			6)
1169    assert_equal(4.0, 6 * 4 / 6.0)
1170    assert_equal(4.0, 6.0 * 4.0 / 6)
1171    assert_equal(4.0, 6 * 4.0 / 6.0)
1172    assert_equal(4.0, 6.0 * 4 / 6.0)
1173    assert_equal(4.0, 6.0 * 4.0 / 6.0)
1174
1175    assert_equal(4.0, 6.0 * 4.0 / 6.0)
1176  endif
1177enddef
1178
1179func Test_expr6_fails()
1180  let msg = "white space required before and after '*'"
1181  call CheckDefFailure(["let x = 1*2"], msg)
1182  call CheckDefFailure(["let x = 1 *2"], msg)
1183  call CheckDefFailure(["let x = 1* 2"], msg)
1184
1185  let msg = "white space required before and after '/'"
1186  call CheckDefFailure(["let x = 1/2"], msg)
1187  call CheckDefFailure(["let x = 1 /2"], msg)
1188  call CheckDefFailure(["let x = 1/ 2"], msg)
1189
1190  let msg = "white space required before and after '%'"
1191  call CheckDefFailure(["let x = 1%2"], msg)
1192  call CheckDefFailure(["let x = 1 %2"], msg)
1193  call CheckDefFailure(["let x = 1% 2"], msg)
1194
1195  call CheckDefFailure(["let x = '1' * '2'"], 'E1036:')
1196  call CheckDefFailure(["let x = '1' / '2'"], 'E1036:')
1197  call CheckDefFailure(["let x = '1' % '2'"], 'E1035:')
1198
1199  call CheckDefFailure(["let x = 0z01 * 0z12"], 'E1036:')
1200  call CheckDefFailure(["let x = 0z01 / 0z12"], 'E1036:')
1201  call CheckDefFailure(["let x = 0z01 % 0z12"], 'E1035:')
1202
1203  call CheckDefFailure(["let x = [1] * [2]"], 'E1036:')
1204  call CheckDefFailure(["let x = [1] / [2]"], 'E1036:')
1205  call CheckDefFailure(["let x = [1] % [2]"], 'E1035:')
1206
1207  call CheckDefFailure(["let x = #{one: 1} * #{two: 2}"], 'E1036:')
1208  call CheckDefFailure(["let x = #{one: 1} / #{two: 2}"], 'E1036:')
1209  call CheckDefFailure(["let x = #{one: 1} % #{two: 2}"], 'E1035:')
1210
1211  call CheckDefFailure(["let x = 0xff[1]"], 'E1090:')
1212  if has('float')
1213    call CheckDefFailure(["let x = 0.7[1]"], 'E1090:')
1214  endif
1215endfunc
1216
1217func Test_expr6_float_fails()
1218  CheckFeature float
1219  call CheckDefFailure(["let x = 1.0 % 2"], 'E1035:')
1220endfunc
1221
1222" define here to use old style parsing
1223if has('float')
1224  let g:float_zero = 0.0
1225  let g:float_neg = -9.8
1226  let g:float_big = 9.9e99
1227endif
1228let g:blob_empty = 0z
1229let g:blob_one = 0z01
1230let g:blob_long = 0z0102.0304
1231
1232let g:string_empty = ''
1233let g:string_short = 'x'
1234let g:string_long = 'abcdefghijklm'
1235let g:string_special = "ab\ncd\ref\ekk"
1236
1237let g:special_true = v:true
1238let g:special_false = v:false
1239let g:special_null = v:null
1240let g:special_none = v:none
1241
1242let g:list_empty = []
1243let g:list_mixed = [1, 'b', v:false]
1244
1245let g:dict_empty = {}
1246let g:dict_one = #{one: 1}
1247
1248let $TESTVAR = 'testvar'
1249
1250" test low level expression
1251def Test_expr7_number()
1252  # number constant
1253  assert_equal(0, 0)
1254  assert_equal(654, 0654)
1255
1256  assert_equal(6, 0x6)
1257  assert_equal(15, 0xf)
1258  assert_equal(255, 0xff)
1259enddef
1260
1261def Test_expr7_float()
1262  # float constant
1263  if !has('float')
1264    MissingFeature 'float'
1265  else
1266    assert_equal(g:float_zero, .0)
1267    assert_equal(g:float_zero, 0.0)
1268    assert_equal(g:float_neg, -9.8)
1269    assert_equal(g:float_big, 9.9e99)
1270  endif
1271enddef
1272
1273def Test_expr7_blob()
1274  # blob constant
1275  assert_equal(g:blob_empty, 0z)
1276  assert_equal(g:blob_one, 0z01)
1277  assert_equal(g:blob_long, 0z0102.0304)
1278
1279  call CheckDefFailure(["let x = 0z123"], 'E973:')
1280enddef
1281
1282def Test_expr7_string()
1283  # string constant
1284  assert_equal(g:string_empty, '')
1285  assert_equal(g:string_empty, "")
1286  assert_equal(g:string_short, 'x')
1287  assert_equal(g:string_short, "x")
1288  assert_equal(g:string_long, 'abcdefghijklm')
1289  assert_equal(g:string_long, "abcdefghijklm")
1290  assert_equal(g:string_special, "ab\ncd\ref\ekk")
1291
1292  call CheckDefFailure(['let x = "abc'], 'E114:')
1293  call CheckDefFailure(["let x = 'abc"], 'E115:')
1294enddef
1295
1296def Test_expr7_vimvar()
1297  let old: list<string> = v:oldfiles
1298  let compl: dict<any> = v:completed_item
1299
1300  call CheckDefFailure(["let old: list<number> = v:oldfiles"], 'E1013: type mismatch, expected list<number> but got list<string>')
1301  call CheckDefFailure(["let old: dict<number> = v:completed_item"], 'E1013: type mismatch, expected dict<number> but got dict<any>')
1302enddef
1303
1304def Test_expr7_special()
1305  # special constant
1306  assert_equal(g:special_true, true)
1307  assert_equal(g:special_false, false)
1308  assert_equal(g:special_true, v:true)
1309  assert_equal(g:special_false, v:false)
1310  assert_equal(g:special_null, v:null)
1311  assert_equal(g:special_none, v:none)
1312
1313  call CheckDefFailure(['v:true = true'], 'E46:')
1314  call CheckDefFailure(['v:true = false'], 'E46:')
1315  call CheckDefFailure(['v:false = true'], 'E46:')
1316  call CheckDefFailure(['v:null = 11'], 'E46:')
1317  call CheckDefFailure(['v:none = 22'], 'E46:')
1318enddef
1319
1320def Test_expr7_special_vim9script()
1321  let lines =<< trim END
1322      vim9script
1323      let t = true
1324      let f = false
1325      assert_equal(v:true, true)
1326      assert_equal(true, t)
1327      assert_equal(v:false, false)
1328      assert_equal(false, f)
1329  END
1330  CheckScriptSuccess(lines)
1331enddef
1332
1333def Test_expr7_list()
1334  # list
1335  assert_equal(g:list_empty, [])
1336  assert_equal(g:list_empty, [  ])
1337  assert_equal(g:list_mixed, [1, 'b', false,])
1338  assert_equal('b', g:list_mixed[1])
1339
1340  echo [1,
1341  	2] [3,
1342		4]
1343
1344  call CheckDefExecFailure(["let x = g:anint[3]"], 'E714:')
1345  call CheckDefFailure(["let x = g:list_mixed[xxx]"], 'E1001:')
1346  call CheckDefFailure(["let x = [1,2,3]"], 'E1069:')
1347  call CheckDefExecFailure(["let x = g:list_mixed['xx']"], 'E1029:')
1348  call CheckDefFailure(["let x = g:list_mixed["], 'E1097:')
1349  call CheckDefFailure(["let x = g:list_mixed[0"], 'E1097:')
1350  call CheckDefExecFailure(["let x = g:list_empty[3]"], 'E684:')
1351enddef
1352
1353def Test_expr7_list_vim9script()
1354  let lines =<< trim END
1355      vim9script
1356      let l = [
1357		11,
1358		22,
1359		]
1360      assert_equal([11, 22], l)
1361
1362      echo [1,
1363	    2] [3,
1364		    4]
1365  END
1366  CheckScriptSuccess(lines)
1367
1368  lines =<< trim END
1369      vim9script
1370      let l = [11,
1371		22]
1372      assert_equal([11, 22], l)
1373  END
1374  CheckScriptSuccess(lines)
1375
1376  lines =<< trim END
1377      vim9script
1378      let l = [11,22]
1379  END
1380  CheckScriptFailure(lines, 'E1069:')
1381enddef
1382
1383def Test_expr7_lambda()
1384  let La = { -> 'result'}
1385  assert_equal('result', La())
1386  assert_equal([1, 3, 5], [1, 2, 3]->map({key, val -> key + val}))
1387
1388  # line continuation inside lambda with "cond ? expr : expr" works
1389  let ll = range(3)
1390  map(ll, {k, v -> v % 2 ? {
1391	    '111': 111 } : {}
1392	})
1393  assert_equal([{}, {'111': 111}, {}], ll)
1394
1395  ll = range(3)
1396  map(ll, {k, v -> v == 8 || v
1397		== 9
1398		|| v % 2 ? 111 : 222
1399	})
1400  assert_equal([222, 111, 222], ll)
1401
1402  ll = range(3)
1403  map(ll, {k, v -> v != 8 && v
1404		!= 9
1405		&& v % 2 == 0 ? 111 : 222
1406	})
1407  assert_equal([111, 222, 111], ll)
1408
1409  let dl = [{'key': 0}, {'key': 22}]->filter({ _, v -> v['key'] })
1410  assert_equal([{'key': 22}], dl)
1411
1412  dl = [{'key': 12}, {'foo': 34}]
1413  assert_equal([{'key': 12}], filter(dl,
1414	{_, v -> has_key(v, 'key') ? v['key'] == 12 : 0}))
1415
1416  call CheckDefFailure(["filter([1, 2], {k,v -> 1})"], 'E1069:')
1417enddef
1418
1419def Test_expr7_lambda_vim9script()
1420  let lines =<< trim END
1421      vim9script
1422      let v = 10->{a ->
1423	    a
1424	      + 2
1425	  }()
1426      assert_equal(12, v)
1427  END
1428  CheckScriptSuccess(lines)
1429enddef
1430
1431def Test_expr7_dict()
1432  # dictionary
1433  assert_equal(g:dict_empty, {})
1434  assert_equal(g:dict_empty, {  })
1435  assert_equal(g:dict_one, {'one': 1})
1436  let key = 'one'
1437  let val = 1
1438  assert_equal(g:dict_one, {key: val})
1439
1440  call CheckDefFailure(["let x = #{8: 8}"], 'E1014:')
1441  call CheckDefFailure(["let x = #{xxx}"], 'E720:')
1442  call CheckDefFailure(["let x = #{xxx: 1", "let y = 2"], 'E722:')
1443  call CheckDefFailure(["let x = #{xxx: 1,"], 'E723:')
1444  call CheckDefFailure(["let x = {'a': xxx}"], 'E1001:')
1445  call CheckDefFailure(["let x = {xxx: 8}"], 'E1001:')
1446  call CheckDefFailure(["let x = #{a: 1, a: 2}"], 'E721:')
1447  call CheckDefFailure(["let x = #"], 'E1015:')
1448  call CheckDefFailure(["let x += 1"], 'E1020:')
1449  call CheckDefFailure(["let x = x + 1"], 'E1001:')
1450  call CheckDefExecFailure(["let x = g:anint.member"], 'E715:')
1451  call CheckDefExecFailure(["let x = g:dict_empty.member"], 'E716:')
1452enddef
1453
1454def Test_expr7_dict_vim9script()
1455  let lines =<< trim END
1456      vim9script
1457      let d = {
1458		'one':
1459		   1,
1460		'two': 2,
1461		   }
1462      assert_equal({'one': 1, 'two': 2}, d)
1463  END
1464  CheckScriptSuccess(lines)
1465
1466  lines =<< trim END
1467      vim9script
1468      let d = { "one": "one", "two": "two", }
1469      assert_equal({'one': 'one', 'two': 'two'}, d)
1470  END
1471  CheckScriptSuccess(lines)
1472
1473  lines =<< trim END
1474      vim9script
1475      let d = #{one: 1,
1476		two: 2,
1477	       }
1478      assert_equal({'one': 1, 'two': 2}, d)
1479  END
1480  CheckScriptSuccess(lines)
1481
1482  lines =<< trim END
1483      vim9script
1484      let d = #{one:1, two: 2}
1485  END
1486  CheckScriptFailure(lines, 'E1069:')
1487
1488  lines =<< trim END
1489      vim9script
1490      let d = #{one: 1,two: 2}
1491  END
1492  CheckScriptFailure(lines, 'E1069:')
1493enddef
1494
1495let g:oneString = 'one'
1496
1497def Test_expr_member()
1498  assert_equal(1, g:dict_one.one)
1499  let d: dict<number> = g:dict_one
1500  assert_equal(1, d['one'])
1501  assert_equal(1, d[
1502		  'one'
1503		  ])
1504  assert_equal(1, d
1505  	.one)
1506  d = {'1': 1, '_': 2}
1507  assert_equal(1, d
1508  	.1)
1509  assert_equal(2, d
1510  	._)
1511
1512  # getting the one member should clear the dict after getting the item
1513  assert_equal('one', #{one: 'one'}.one)
1514  assert_equal('one', #{one: 'one'}[g:oneString])
1515
1516  call CheckDefFailure(["let x = g:dict_one.#$!"], 'E1002:')
1517  call CheckDefExecFailure(["let d: dict<any>", "echo d['a']"], 'E716:')
1518  call CheckDefExecFailure(["let d: dict<number>", "d = g:list_empty"], 'E1029: Expected dict but got list')
1519enddef
1520
1521def Test_expr_index()
1522  # getting the one member should clear the list only after getting the item
1523  assert_equal('bbb', ['aaa', 'bbb', 'ccc'][1])
1524enddef
1525
1526def Test_expr_member_vim9script()
1527  let lines =<< trim END
1528      vim9script
1529      let d = #{one:
1530      		'one',
1531		two: 'two',
1532		1: 1,
1533		_: 2}
1534      assert_equal('one', d.one)
1535      assert_equal('one', d
1536                            .one)
1537      assert_equal(1, d
1538                            .1)
1539      assert_equal(2, d
1540                            ._)
1541      assert_equal('one', d[
1542			    'one'
1543			    ])
1544  END
1545  CheckScriptSuccess(lines)
1546
1547  lines =<< trim END
1548      vim9script
1549      let l = [1,
1550		  2,
1551		  3, 4
1552		  ]
1553      assert_equal(2, l[
1554			    1
1555			    ])
1556      assert_equal([2, 3], l[1 : 2])
1557      assert_equal([1, 2, 3], l[
1558				:
1559				2
1560				])
1561      assert_equal([3, 4], l[
1562				2
1563				:
1564				])
1565  END
1566  CheckScriptSuccess(lines)
1567enddef
1568
1569def Test_expr7_option()
1570  # option
1571  set ts=11
1572  assert_equal(11, &ts)
1573  &ts = 9
1574  assert_equal(9, &ts)
1575  set ts=8
1576  set grepprg=some\ text
1577  assert_equal('some text', &grepprg)
1578  &grepprg = test_null_string()
1579  assert_equal('', &grepprg)
1580  set grepprg&
1581enddef
1582
1583def Test_expr7_environment()
1584  # environment variable
1585  assert_equal('testvar', $TESTVAR)
1586  assert_equal('', $ASDF_ASD_XXX)
1587
1588  call CheckDefFailure(["let x = $$$"], 'E1002:')
1589enddef
1590
1591def Test_expr7_register()
1592  @a = 'register a'
1593  assert_equal('register a', @a)
1594
1595  let fname = expand('%')
1596  assert_equal(fname, @%)
1597
1598  feedkeys(":echo 'some'\<CR>", "xt")
1599  assert_equal("echo 'some'", @:)
1600
1601  normal axyz
1602  assert_equal("xyz", @.)
1603  call CheckDefFailure(["@. = 'yes'"], 'E354:')
1604
1605  @/ = 'slash'
1606  assert_equal('slash', @/)
1607
1608  @= = 'equal'
1609  assert_equal('equal', @=)
1610enddef
1611
1612def Test_expr7_namespace()
1613  g:some_var = 'some'
1614  assert_equal('some', get(g:, 'some_var'))
1615  assert_equal('some', get(g:, 'some_var', 'xxx'))
1616  assert_equal('xxx', get(g:, 'no_var', 'xxx'))
1617  unlet g:some_var
1618
1619  b:some_var = 'some'
1620  assert_equal('some', get(b:, 'some_var'))
1621  assert_equal('some', get(b:, 'some_var', 'xxx'))
1622  assert_equal('xxx', get(b:, 'no_var', 'xxx'))
1623  unlet b:some_var
1624
1625  w:some_var = 'some'
1626  assert_equal('some', get(w:, 'some_var'))
1627  assert_equal('some', get(w:, 'some_var', 'xxx'))
1628  assert_equal('xxx', get(w:, 'no_var', 'xxx'))
1629  unlet w:some_var
1630
1631  t:some_var = 'some'
1632  assert_equal('some', get(t:, 'some_var'))
1633  assert_equal('some', get(t:, 'some_var', 'xxx'))
1634  assert_equal('xxx', get(t:, 'no_var', 'xxx'))
1635  unlet t:some_var
1636enddef
1637
1638def Test_expr7_parens()
1639  # (expr)
1640  assert_equal(4, (6 * 4) / 6)
1641  assert_equal(0, 6 * ( 4 / 6 ))
1642
1643  assert_equal(6, +6)
1644  assert_equal(-6, -6)
1645  assert_equal(6, --6)
1646  assert_equal(6, -+-6)
1647  assert_equal(-6, ---6)
1648  assert_equal(false, !-3)
1649  assert_equal(true, !+-+0)
1650enddef
1651
1652def Test_expr7_parens_vim9script()
1653  let lines =<< trim END
1654      vim9script
1655      let s = (
1656		'one'
1657		..
1658		'two'
1659		)
1660      assert_equal('onetwo', s)
1661  END
1662  CheckScriptSuccess(lines)
1663enddef
1664
1665def Test_expr7_negate()
1666  assert_equal(-99, -99)
1667  assert_equal(99, --99)
1668  let nr = 88
1669  assert_equal(-88, -nr)
1670  assert_equal(88, --nr)
1671enddef
1672
1673def Echo(arg: any): string
1674  return arg
1675enddef
1676
1677def s:Echo4Arg(arg: any): string
1678  return arg
1679enddef
1680
1681def Test_expr7_call()
1682  assert_equal('yes', 'yes'->Echo())
1683  assert_equal('yes', 'yes'
1684  			->s:Echo4Arg())
1685  assert_equal(1, !range(5)->empty())
1686  assert_equal([0, 1, 2], --3->range())
1687
1688  call CheckDefFailure(["let x = 'yes'->Echo"], 'E107:')
1689  call CheckScriptFailure([
1690	"vim9script",
1691	"let x = substitute ('x', 'x', 'x', 'x')"
1692	], 'E121:')
1693enddef
1694
1695
1696def Test_expr7_not()
1697  assert_equal(true, !'')
1698  assert_equal(true, ![])
1699  assert_equal(false, !'asdf')
1700  assert_equal(false, ![2])
1701  assert_equal(true, !!'asdf')
1702  assert_equal(true, !![2])
1703
1704  assert_equal(true, !test_null_partial())
1705  assert_equal(false, !{-> 'yes'})
1706
1707  assert_equal(true, !test_null_dict())
1708  assert_equal(true, !{})
1709  assert_equal(false, !{'yes': 'no'})
1710
1711  if has('channel')
1712    assert_equal(true, !test_null_job())
1713    assert_equal(true, !test_null_channel())
1714  endif
1715
1716  assert_equal(true, !test_null_blob())
1717  assert_equal(true, !0z)
1718  assert_equal(false, !0z01)
1719
1720  assert_equal(true, !test_void())
1721  assert_equal(true, !test_unknown())
1722enddef
1723
1724func Test_expr7_fails()
1725  call CheckDefFailure(["let x = (12"], "E110:")
1726
1727  call CheckDefFailure(["let x = -'xx'"], "E1030:")
1728  call CheckDefFailure(["let x = +'xx'"], "E1030:")
1729  call CheckDefFailure(["let x = -0z12"], "E974:")
1730  call CheckDefExecFailure(["let x = -[8]"], "E39:")
1731  call CheckDefExecFailure(["let x = -{'a': 1}"], "E39:")
1732
1733  call CheckDefFailure(["let x = @"], "E1002:")
1734  call CheckDefFailure(["let x = @<"], "E354:")
1735
1736  call CheckDefFailure(["let x = [1, 2"], "E697:")
1737  call CheckDefFailure(["let x = [notfound]"], "E1001:")
1738
1739  call CheckDefFailure(["let x = { -> 123) }"], "E451:")
1740  call CheckDefFailure(["let x = 123->{x -> x + 5) }"], "E451:")
1741
1742  call CheckDefFailure(["let x = &notexist"], 'E113:')
1743  call CheckDefFailure(["&grepprg = [343]"], 'E1013:')
1744
1745  call CheckDefExecFailure(["echo s:doesnt_exist"], 'E121:')
1746  call CheckDefExecFailure(["echo g:doesnt_exist"], 'E121:')
1747
1748  call CheckDefFailure(["echo a:somevar"], 'E1075:')
1749  call CheckDefFailure(["echo l:somevar"], 'E1075:')
1750  call CheckDefFailure(["echo x:somevar"], 'E1075:')
1751
1752  call CheckDefExecFailure(["let x = +g:astring"], 'E1030:')
1753  call CheckDefExecFailure(["let x = +g:ablob"], 'E974:')
1754  call CheckDefExecFailure(["let x = +g:alist"], 'E745:')
1755  call CheckDefExecFailure(["let x = +g:adict"], 'E728:')
1756
1757  call CheckDefFailure(["let x = ''", "let y = x.memb"], 'E715:')
1758
1759  call CheckDefFailure(["'yes'->", "Echo()"], 'E488: Trailing characters: ->')
1760
1761  call CheckDefExecFailure(["[1, 2->len()"], 'E697:')
1762  call CheckDefExecFailure(["#{a: 1->len()"], 'E488:')
1763  call CheckDefExecFailure(["{'a': 1->len()"], 'E723:')
1764endfunc
1765
1766let g:Funcrefs = [function('add')]
1767
1768func CallMe(arg)
1769  return a:arg
1770endfunc
1771
1772func CallMe2(one, two)
1773  return a:one .. a:two
1774endfunc
1775
1776def Test_expr7_trailing()
1777  # user function call
1778  assert_equal(123, g:CallMe(123))
1779  assert_equal(123, g:CallMe(  123))
1780  assert_equal(123, g:CallMe(123  ))
1781  assert_equal('yesno', g:CallMe2('yes', 'no'))
1782  assert_equal('yesno', g:CallMe2( 'yes', 'no' ))
1783  assert_equal('nothing', g:CallMe('nothing'))
1784
1785  # partial call
1786  let Part = function('g:CallMe')
1787  assert_equal('yes', Part('yes'))
1788
1789  # funcref call, using list index
1790  let l = []
1791  g:Funcrefs[0](l, 2)
1792  assert_equal([2], l)
1793
1794  # method call
1795  l = [2, 5, 6]
1796  l->map({k, v -> k + v})
1797  assert_equal([2, 6, 8], l)
1798
1799  # lambda method call
1800  l = [2, 5]
1801  l->{l -> add(l, 8)}()
1802  assert_equal([2, 5, 8], l)
1803
1804  # dict member
1805  let d = #{key: 123}
1806  assert_equal(123, d.key)
1807enddef
1808
1809def Test_expr7_subscript()
1810  let text = 'abcdef'
1811  assert_equal('', text[-1])
1812  assert_equal('a', text[0])
1813  assert_equal('e', text[4])
1814  assert_equal('f', text[5])
1815  assert_equal('', text[6])
1816enddef
1817
1818def Test_expr7_subscript_linebreak()
1819  let range = range(
1820  		3)
1821  let l = range
1822	->map('string(v:key)')
1823  assert_equal(['0', '1', '2'], l)
1824
1825  l = range
1826  	->map('string(v:key)')
1827  assert_equal(['0', '1', '2'], l)
1828
1829  l = range # comment
1830  	->map('string(v:key)')
1831  assert_equal(['0', '1', '2'], l)
1832
1833  l = range
1834
1835  	->map('string(v:key)')
1836  assert_equal(['0', '1', '2'], l)
1837
1838  l = range
1839	# comment
1840  	->map('string(v:key)')
1841  assert_equal(['0', '1', '2'], l)
1842
1843  assert_equal('1', l[
1844	1])
1845
1846  let d = #{one: 33}
1847  assert_equal(33, d.
1848	one)
1849enddef
1850
1851def Test_expr7_method_call()
1852  new
1853  setline(1, ['first', 'last'])
1854  'second'->append(1)
1855  "third"->append(2)
1856  assert_equal(['first', 'second', 'third', 'last'], getline(1, '$'))
1857  bwipe!
1858
1859  let bufnr = bufnr()
1860  let loclist = [#{bufnr: bufnr, lnum: 42, col: 17, text: 'wrong'}]
1861  loclist->setloclist(0)
1862  assert_equal([#{bufnr: bufnr,
1863  		lnum: 42,
1864		col: 17,
1865		text: 'wrong',
1866		pattern: '',
1867		valid: 1,
1868		vcol: 0,
1869		nr: 0,
1870		type: '',
1871		module: ''}
1872		], getloclist(0))
1873enddef
1874
1875func Test_expr7_trailing_fails()
1876  call CheckDefFailure(['let l = [2]', 'l->{l -> add(l, 8)}'], 'E107')
1877  call CheckDefFailure(['let l = [2]', 'l->{l -> add(l, 8)} ()'], 'E274')
1878endfunc
1879
1880func Test_expr_fails()
1881  call CheckDefFailure(["let x = '1'is2"], 'E488:')
1882  call CheckDefFailure(["let x = '1'isnot2"], 'E488:')
1883
1884  call CheckDefFailure(["CallMe ('yes')"], 'E476:')
1885  call CheckDefFailure(["CallMe2('yes','no')"], 'E1069:')
1886  call CheckDefFailure(["CallMe2('yes' , 'no')"], 'E1068:')
1887
1888  call CheckDefFailure(["v:nosuch += 3"], 'E1001:')
1889  call CheckDefFailure(["let v:statusmsg = ''"], 'E1016: Cannot declare a v: variable:')
1890  call CheckDefFailure(["let asdf = v:nosuch"], 'E1001:')
1891
1892  call CheckDefFailure(["echo len('asdf'"], 'E110:')
1893  call CheckDefFailure(["echo Func0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789()"], 'E1011:')
1894  call CheckDefFailure(["echo doesnotexist()"], 'E117:')
1895endfunc
1896