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  # only checks 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)
90enddef
91
92func Test_expr1_fails()
93  call CheckDefFailure(["let x = 1 ? 'one'"], "Missing ':' after '?'")
94  call CheckDefFailure(["let x = 1 ? 'one' : xxx"], "E1001:")
95
96  let msg = "white space required before and after '?'"
97  call CheckDefFailure(["let x = 1? 'one' : 'two'"], msg)
98  call CheckDefFailure(["let x = 1 ?'one' : 'two'"], msg)
99  call CheckDefFailure(["let x = 1?'one' : 'two'"], msg)
100
101  let msg = "white space required before and after ':'"
102  call CheckDefFailure(["let x = 1 ? 'one': 'two'"], msg)
103  call CheckDefFailure(["let x = 1 ? 'one' :'two'"], msg)
104  call CheckDefFailure(["let x = 1 ? 'one':'two'"], msg)
105
106  " missing argument detected even when common type is used
107  call CheckDefFailure([
108	\ 'let x = FuncOne',
109	\ 'let y = FuncTwo',
110	\ 'let Z = g:cond ? FuncOne : FuncTwo',
111	\ 'Z()'], 'E119:')
112endfunc
113
114" TODO: define inside test function
115def Record(val: any): any
116  g:vals->add(val)
117  return val
118enddef
119
120" test ||
121def Test_expr2()
122  assert_equal(2, 2 || 0)
123  assert_equal(7, 0 ||
124		    0 ||
125		    7)
126  assert_equal(0, 0 || 0)
127  assert_equal(0, 0
128  		    || 0)
129  assert_equal('', 0 || '')
130
131  g:vals = []
132  assert_equal(3, Record(3) || Record(1))
133  assert_equal([3], g:vals)
134
135  g:vals = []
136  assert_equal(5, Record(0) || Record(5))
137  assert_equal([0, 5], g:vals)
138
139  g:vals = []
140  assert_equal(4, Record(0)
141		      || Record(4)
142		      || Record(0))
143  assert_equal([0, 4], g:vals)
144
145  g:vals = []
146  assert_equal(0, Record([]) || Record('') || Record(0))
147  assert_equal([[], '', 0], g:vals)
148enddef
149
150def Test_expr2_vimscript()
151  # check line continuation
152  let lines =<< trim END
153      vim9script
154      let var = 0
155      		|| 1
156      assert_equal(1, var)
157  END
158  CheckScriptSuccess(lines)
159
160  lines =<< trim END
161      vim9script
162      let var = v:false
163      		|| v:true
164      		|| v:false
165      assert_equal(v:true, var)
166  END
167  CheckScriptSuccess(lines)
168
169  lines =<< trim END
170      vim9script
171      let var = v:false ||
172      		v:true ||
173		v:false
174      assert_equal(v:true, var)
175  END
176  CheckScriptSuccess(lines)
177
178  # check keeping the value
179  lines =<< trim END
180      vim9script
181      assert_equal(2, 2 || 0)
182      assert_equal(7, 0 ||
183			0 ||
184			7)
185      assert_equal(0, 0 || 0)
186      assert_equal(0, 0
187			|| 0)
188      assert_equal('', 0 || '')
189
190      g:vals = []
191      assert_equal(3, Record(3) || Record(1))
192      assert_equal([3], g:vals)
193
194      g:vals = []
195      assert_equal(5, Record(0) || Record(5))
196      assert_equal([0, 5], g:vals)
197
198      g:vals = []
199      assert_equal(4, Record(0)
200			  || Record(4)
201			  || Record(0))
202      assert_equal([0, 4], g:vals)
203
204      g:vals = []
205      assert_equal(0, Record([]) || Record('') || Record(0))
206      assert_equal([[], '', 0], g:vals)
207  END
208  CheckScriptSuccess(lines)
209enddef
210
211func Test_expr2_fails()
212  let msg = "white space required before and after '||'"
213  call CheckDefFailure(["let x = 1||2"], msg)
214  call CheckDefFailure(["let x = 1 ||2"], msg)
215  call CheckDefFailure(["let x = 1|| 2"], msg)
216
217  call CheckDefFailure(["let x = 1 || xxx"], 'E1001:')
218endfunc
219
220" test &&
221def Test_expr3()
222  assert_equal(0, 2 && 0)
223  assert_equal(0, 0 &&
224		0 &&
225		7)
226  assert_equal(7, 2
227  		    && 3
228		    && 7)
229  assert_equal(0, 0 && 0)
230  assert_equal(0, 0 && '')
231  assert_equal('', 8 && '')
232
233  g:vals = []
234  assert_equal(1, Record(3) && Record(1))
235  assert_equal([3, 1], g:vals)
236
237  g:vals = []
238  assert_equal(0, Record(0) && Record(5))
239  assert_equal([0], g:vals)
240
241  g:vals = []
242  assert_equal(0, Record(0) && Record(4) && Record(0))
243  assert_equal([0], g:vals)
244
245  g:vals = []
246  assert_equal(0, Record(8) && Record(4) && Record(0))
247  assert_equal([8, 4, 0], g:vals)
248
249  g:vals = []
250  assert_equal(0, Record([1]) && Record('z') && Record(0))
251  assert_equal([[1], 'z', 0], g:vals)
252enddef
253
254def Test_expr3_vimscript()
255  # check line continuation
256  let lines =<< trim END
257      vim9script
258      let var = 0
259      		&& 1
260      assert_equal(0, var)
261  END
262  CheckScriptSuccess(lines)
263
264  lines =<< trim END
265      vim9script
266      let var = v:true
267      		&& v:true
268      		&& v:true
269      assert_equal(v:true, var)
270  END
271  CheckScriptSuccess(lines)
272
273  lines =<< trim END
274      vim9script
275      let var = v:true &&
276      		v:true &&
277      		v:true
278      assert_equal(v:true, var)
279  END
280  CheckScriptSuccess(lines)
281
282  # check keeping the value
283  lines =<< trim END
284      vim9script
285      assert_equal(0, 2 && 0)
286      assert_equal(0, 0 &&
287		    0 &&
288		    7)
289      assert_equal(7, 2
290			&& 3
291			&& 7)
292      assert_equal(0, 0 && 0)
293      assert_equal(0, 0 && '')
294      assert_equal('', 8 && '')
295
296      g:vals = []
297      assert_equal(1, Record(3) && Record(1))
298      assert_equal([3, 1], g:vals)
299
300      g:vals = []
301      assert_equal(0, Record(0) && Record(5))
302      assert_equal([0], g:vals)
303
304      g:vals = []
305      assert_equal(0, Record(0) && Record(4) && Record(0))
306      assert_equal([0], g:vals)
307
308      g:vals = []
309      assert_equal(0, Record(8) && Record(4) && Record(0))
310      assert_equal([8, 4, 0], g:vals)
311
312      g:vals = []
313      assert_equal(0, Record([1]) && Record('z') && Record(0))
314      assert_equal([[1], 'z', 0], g:vals)
315  END
316  CheckScriptSuccess(lines)
317enddef
318
319func Test_expr3_fails()
320  let msg = "white space required before and after '&&'"
321  call CheckDefFailure(["let x = 1&&2"], msg)
322  call CheckDefFailure(["let x = 1 &&2"], msg)
323  call CheckDefFailure(["let x = 1&& 2"], msg)
324endfunc
325
326let atrue = v:true
327let afalse = v:false
328let anone = v:none
329let anull = v:null
330let anint = 10
331let alsoint = 4
332if has('float')
333  let afloat = 0.1
334endif
335let astring = 'asdf'
336let ablob = 0z01ab
337let alist = [2, 3, 4]
338let adict = #{aaa: 2, bbb: 8}
339
340" test == comperator
341def Test_expr4_equal()
342  let trueVar = true
343  let falseVar = false
344  assert_equal(true, true == true)
345  assert_equal(false, true ==
346			false)
347  assert_equal(true, true
348			== trueVar)
349  assert_equal(false, true == falseVar)
350  assert_equal(true, true == g:atrue)
351  assert_equal(false, g:atrue == false)
352
353  assert_equal(true, v:none == v:none)
354  assert_equal(false, v:none == v:null)
355  assert_equal(true, g:anone == v:none)
356  assert_equal(false, v:none == g:anull)
357
358  let nr0 = 0
359  let nr61 = 61
360  assert_equal(false, 2 == 0)
361  assert_equal(false, 2 == nr0)
362  assert_equal(true, 61 == 61)
363  assert_equal(true, 61 == nr61)
364  assert_equal(true, g:anint == 10)
365  assert_equal(false, 61 == g:anint)
366
367  if has('float')
368    let ff = 0.3
369    assert_equal(true, ff == 0.3)
370    assert_equal(false, 0.4 == ff)
371    assert_equal(true, 0.1 == g:afloat)
372    assert_equal(false, g:afloat == 0.3)
373
374    ff = 3.0
375    assert_equal(true, ff == 3)
376    assert_equal(true, 3 == ff)
377    ff = 3.1
378    assert_equal(false, ff == 3)
379    assert_equal(false, 3 == ff)
380  endif
381
382  assert_equal(true, 'abc' == 'abc')
383  assert_equal(false, 'xyz' == 'abc')
384  assert_equal(true, g:astring == 'asdf')
385  assert_equal(false, 'xyz' == g:astring)
386
387  assert_equal(false, 'abc' == 'aBc')
388  assert_equal(false, 'abc' ==# 'aBc')
389  assert_equal(true, 'abc' ==? 'aBc')
390
391  assert_equal(false, 'abc' == 'ABC')
392  set ignorecase
393  assert_equal(false, 'abc' == 'ABC')
394  assert_equal(false, 'abc' ==# 'ABC')
395  set noignorecase
396
397  call CheckDefFailure(["let x = 'a' == xxx"], 'E1001:')
398
399  let bb = 0z3f
400  assert_equal(true, 0z3f == bb)
401  assert_equal(false, bb == 0z4f)
402  assert_equal(true, g:ablob == 0z01ab)
403  assert_equal(false, 0z3f == g:ablob)
404
405  assert_equal(true, [1, 2, 3] == [1, 2, 3])
406  assert_equal(false, [1, 2, 3] == [2, 3, 1])
407  assert_equal(true, [2, 3, 4] == g:alist)
408  assert_equal(false, g:alist == [2, 3, 1])
409  assert_equal(false, [1, 2, 3] == [])
410  assert_equal(false, [1, 2, 3] == ['1', '2', '3'])
411
412  assert_equal(true, #{one: 1, two: 2} == #{one: 1, two: 2})
413  assert_equal(false, #{one: 1, two: 2} == #{one: 2, two: 2})
414  assert_equal(false, #{one: 1, two: 2} == #{two: 2})
415  assert_equal(false, #{one: 1, two: 2} == #{})
416  assert_equal(true, g:adict == #{bbb: 8, aaa: 2})
417  assert_equal(false, #{ccc: 9, aaa: 2} == g:adict)
418
419  assert_equal(true, function('g:Test_expr4_equal') == function('g:Test_expr4_equal'))
420  assert_equal(false, function('g:Test_expr4_equal') == function('g:Test_expr4_is'))
421
422  assert_equal(true, function('g:Test_expr4_equal', [123]) == function('g:Test_expr4_equal', [123]))
423  assert_equal(false, function('g:Test_expr4_equal', [123]) == function('g:Test_expr4_is', [123]))
424  assert_equal(false, function('g:Test_expr4_equal', [123]) == function('g:Test_expr4_equal', [999]))
425
426  let OneFunc: func
427  let TwoFunc: func
428  OneFunc = function('len')
429  TwoFunc = function('len')
430  assert_equal(true, OneFunc('abc') == TwoFunc('123'))
431enddef
432
433" test != comperator
434def Test_expr4_notequal()
435  let trueVar = true
436  let falseVar = false
437  assert_equal(false, true != true)
438  assert_equal(true, true !=
439			false)
440  assert_equal(false, true
441  			!= trueVar)
442  assert_equal(true, true != falseVar)
443  assert_equal(false, true != g:atrue)
444  assert_equal(true, g:atrue != false)
445
446  assert_equal(false, v:none != v:none)
447  assert_equal(true, v:none != v:null)
448  assert_equal(false, g:anone != v:none)
449  assert_equal(true, v:none != g:anull)
450
451  let nr55 = 55
452  let nr0 = 55
453  assert_equal(true, 2 != 0)
454  assert_equal(true, 2 != nr0)
455  assert_equal(false, 55 != 55)
456  assert_equal(false, 55 != nr55)
457  assert_equal(false, g:anint != 10)
458  assert_equal(true, 61 != g:anint)
459
460  if has('float')
461    let ff = 0.3
462    assert_equal(false, 0.3 != ff)
463    assert_equal(true, 0.4 != ff)
464    assert_equal(false, 0.1 != g:afloat)
465    assert_equal(true, g:afloat != 0.3)
466
467    ff = 3.0
468    assert_equal(false, ff != 3)
469    assert_equal(false, 3 != ff)
470    ff = 3.1
471    assert_equal(true, ff != 3)
472    assert_equal(true, 3 != ff)
473  endif
474
475  assert_equal(false, 'abc' != 'abc')
476  assert_equal(true, 'xyz' != 'abc')
477  assert_equal(false, g:astring != 'asdf')
478  assert_equal(true, 'xyz' != g:astring)
479
480  assert_equal(true, 'abc' != 'ABC')
481  set ignorecase
482  assert_equal(true, 'abc' != 'ABC')
483  set noignorecase
484
485  let bb = 0z3f
486  assert_equal(false, 0z3f != bb)
487  assert_equal(true, bb != 0z4f)
488  assert_equal(false, g:ablob != 0z01ab)
489  assert_equal(true, 0z3f != g:ablob)
490
491  assert_equal(false, [1, 2, 3] != [1, 2, 3])
492  assert_equal(true, [1, 2, 3] != [2, 3, 1])
493  assert_equal(false, [2, 3, 4] != g:alist)
494  assert_equal(true, g:alist != [2, 3, 1])
495  assert_equal(true, [1, 2, 3] != [])
496  assert_equal(true, [1, 2, 3] != ['1', '2', '3'])
497
498  assert_equal(false, #{one: 1, two: 2} != #{one: 1, two: 2})
499  assert_equal(true, #{one: 1, two: 2} != #{one: 2, two: 2})
500  assert_equal(true, #{one: 1, two: 2} != #{two: 2})
501  assert_equal(true, #{one: 1, two: 2} != #{})
502  assert_equal(false, g:adict != #{bbb: 8, aaa: 2})
503  assert_equal(true, #{ccc: 9, aaa: 2} != g:adict)
504
505  assert_equal(false, function('g:Test_expr4_equal') != function('g:Test_expr4_equal'))
506  assert_equal(true, function('g:Test_expr4_equal') != function('g:Test_expr4_is'))
507
508  assert_equal(false, function('g:Test_expr4_equal', [123]) != function('g:Test_expr4_equal', [123]))
509  assert_equal(true, function('g:Test_expr4_equal', [123]) != function('g:Test_expr4_is', [123]))
510  assert_equal(true, function('g:Test_expr4_equal', [123]) != function('g:Test_expr4_equal', [999]))
511enddef
512
513" test > comperator
514def Test_expr4_greater()
515  assert_true(2 > 0)
516  assert_true(2 >
517		1)
518  assert_false(2 > 2)
519  assert_false(2 > 3)
520  let nr2 = 2
521  assert_true(nr2 > 0)
522  assert_true(nr2 >
523		1)
524  assert_false(nr2 > 2)
525  assert_false(nr2
526  		    > 3)
527  if has('float')
528    let ff = 2.0
529    assert_true(ff > 0.0)
530    assert_true(ff > 1.0)
531    assert_false(ff > 2.0)
532    assert_false(ff > 3.0)
533  endif
534enddef
535
536" test >= comperator
537def Test_expr4_greaterequal()
538  assert_true(2 >= 0)
539  assert_true(2 >=
540			2)
541  assert_false(2 >= 3)
542  let nr2 = 2
543  assert_true(nr2 >= 0)
544  assert_true(nr2 >= 2)
545  assert_false(nr2 >= 3)
546  if has('float')
547    let ff = 2.0
548    assert_true(ff >= 0.0)
549    assert_true(ff >= 2.0)
550    assert_false(ff >= 3.0)
551  endif
552enddef
553
554" test < comperator
555def Test_expr4_smaller()
556  assert_false(2 < 0)
557  assert_false(2 <
558			2)
559  assert_true(2
560  		< 3)
561  let nr2 = 2
562  assert_false(nr2 < 0)
563  assert_false(nr2 < 2)
564  assert_true(nr2 < 3)
565  if has('float')
566    let ff = 2.0
567    assert_false(ff < 0.0)
568    assert_false(ff < 2.0)
569    assert_true(ff < 3.0)
570  endif
571enddef
572
573" test <= comperator
574def Test_expr4_smallerequal()
575  assert_false(2 <= 0)
576  assert_false(2 <=
577			1)
578  assert_true(2
579  		<= 2)
580  assert_true(2 <= 3)
581  let nr2 = 2
582  assert_false(nr2 <= 0)
583  assert_false(nr2 <= 1)
584  assert_true(nr2 <= 2)
585  assert_true(nr2 <= 3)
586  if has('float')
587    let ff = 2.0
588    assert_false(ff <= 0.0)
589    assert_false(ff <= 1.0)
590    assert_true(ff <= 2.0)
591    assert_true(ff <= 3.0)
592  endif
593enddef
594
595" test =~ comperator
596def Test_expr4_match()
597  assert_equal(false, '2' =~ '0')
598  assert_equal(false, ''
599  			 =~ '0')
600  assert_equal(true, '2' =~
601			'[0-9]')
602enddef
603
604" test !~ comperator
605def Test_expr4_nomatch()
606  assert_equal(true, '2' !~ '0')
607  assert_equal(true, ''
608  			!~ '0')
609  assert_equal(false, '2' !~
610			'[0-9]')
611enddef
612
613" test is comperator
614def Test_expr4_is()
615  let mylist = [2]
616  assert_false(mylist is [2])
617  let other = mylist
618  assert_true(mylist is
619		other)
620
621  let myblob = 0z1234
622  assert_false(myblob
623  			is 0z1234)
624  let otherblob = myblob
625  assert_true(myblob is otherblob)
626enddef
627
628" test isnot comperator
629def Test_expr4_isnot()
630  let mylist = [2]
631  assert_true('2' isnot '0')
632  assert_true(mylist isnot [2])
633  let other = mylist
634  assert_false(mylist isnot
635			other)
636
637  let myblob = 0z1234
638  assert_true(myblob
639  		isnot 0z1234)
640  let otherblob = myblob
641  assert_false(myblob isnot otherblob)
642enddef
643
644def RetVoid()
645  let x = 1
646enddef
647
648def Test_expr4_vimscript()
649  # check line continuation
650  let lines =<< trim END
651      vim9script
652      let var = 0
653      		< 1
654      assert_equal(true, var)
655  END
656  CheckScriptSuccess(lines)
657
658  lines =<< trim END
659      vim9script
660      let var = 123
661      		!= 123
662      assert_equal(false, var)
663  END
664  CheckScriptSuccess(lines)
665
666  lines =<< trim END
667      vim9script
668      let var = 123 ==
669      			123
670      assert_equal(true, var)
671  END
672  CheckScriptSuccess(lines)
673
674  lines =<< trim END
675      vim9script
676      let list = [1, 2, 3]
677      let var = list
678      		is list
679      assert_equal(true, var)
680  END
681  CheckScriptSuccess(lines)
682
683  lines =<< trim END
684      vim9script
685      let myblob = 0z1234
686      let var = myblob
687      		isnot 0z11
688      assert_equal(true, var)
689  END
690  CheckScriptSuccess(lines)
691
692  # spot check mismatching types
693  lines =<< trim END
694      vim9script
695      echo '' == 0
696  END
697  CheckScriptFailure(lines, 'E1072:')
698
699  lines =<< trim END
700      vim9script
701      echo v:true > v:false
702  END
703  CheckScriptFailure(lines, 'Cannot compare bool with bool')
704
705  lines =<< trim END
706      vim9script
707      echo 123 is 123
708  END
709  CheckScriptFailure(lines, 'Cannot use "is" with number')
710
711  # check 'ignorecase' not being used
712  lines =<< trim END
713    vim9script
714    set ignorecase
715    assert_equal(false, 'abc' == 'ABC')
716    assert_equal(false, 'abc' ==# 'ABC')
717    assert_equal(true, 'abc' ==? 'ABC')
718
719    assert_equal(true, 'abc' != 'ABC')
720    assert_equal(true, 'abc' !=# 'ABC')
721    assert_equal(false, 'abc' !=? 'ABC')
722
723    assert_equal(false, 'abc' =~ 'ABC')
724    assert_equal(false, 'abc' =~# 'ABC')
725    assert_equal(true, 'abc' =~? 'ABC')
726    set noignorecase
727  END
728  CheckScriptSuccess(lines)
729enddef
730
731func Test_expr4_fails()
732  let msg = "white space required before and after '>'"
733  call CheckDefFailure(["let x = 1>2"], msg)
734  call CheckDefFailure(["let x = 1 >2"], msg)
735  call CheckDefFailure(["let x = 1> 2"], msg)
736
737  let msg = "white space required before and after '=='"
738  call CheckDefFailure(["let x = 1==2"], msg)
739  call CheckDefFailure(["let x = 1 ==2"], msg)
740  call CheckDefFailure(["let x = 1== 2"], msg)
741
742  let msg = "white space required before and after 'is'"
743  call CheckDefFailure(["let x = '1'is'2'"], msg)
744  call CheckDefFailure(["let x = '1' is'2'"], msg)
745  call CheckDefFailure(["let x = '1'is '2'"], msg)
746
747  let msg = "white space required before and after 'isnot'"
748  call CheckDefFailure(["let x = '1'isnot'2'"], msg)
749  call CheckDefFailure(["let x = '1' isnot'2'"], msg)
750  call CheckDefFailure(["let x = '1'isnot '2'"], msg)
751
752  call CheckDefFailure(["let x = 1 is# 2"], 'E15:')
753  call CheckDefFailure(["let x = 1 is? 2"], 'E15:')
754  call CheckDefFailure(["let x = 1 isnot# 2"], 'E15:')
755  call CheckDefFailure(["let x = 1 isnot? 2"], 'E15:')
756
757  call CheckDefFailure(["let x = 1 == '2'"], 'Cannot compare number with string')
758  call CheckDefFailure(["let x = '1' == 2"], 'Cannot compare string with number')
759  call CheckDefFailure(["let x = 1 == RetVoid()"], 'Cannot compare number with void')
760  call CheckDefFailure(["let x = RetVoid() == 1"], 'Cannot compare void with number')
761
762  call CheckDefFailure(["let x = true > false"], 'Cannot compare bool with bool')
763  call CheckDefFailure(["let x = true >= false"], 'Cannot compare bool with bool')
764  call CheckDefFailure(["let x = true < false"], 'Cannot compare bool with bool')
765  call CheckDefFailure(["let x = true <= false"], 'Cannot compare bool with bool')
766  call CheckDefFailure(["let x = true =~ false"], 'Cannot compare bool with bool')
767  call CheckDefFailure(["let x = true !~ false"], 'Cannot compare bool with bool')
768  call CheckDefFailure(["let x = true is false"], 'Cannot use "is" with bool')
769  call CheckDefFailure(["let x = true isnot false"], 'Cannot use "isnot" with bool')
770
771  call CheckDefFailure(["let x = v:none is v:null"], 'Cannot use "is" with special')
772  call CheckDefFailure(["let x = v:none isnot v:null"], 'Cannot use "isnot" with special')
773  call CheckDefFailure(["let x = 123 is 123"], 'Cannot use "is" with number')
774  call CheckDefFailure(["let x = 123 isnot 123"], 'Cannot use "isnot" with number')
775  if has('float')
776    call CheckDefFailure(["let x = 1.3 is 1.3"], 'Cannot use "is" with float')
777    call CheckDefFailure(["let x = 1.3 isnot 1.3"], 'Cannot use "isnot" with float')
778  endif
779
780  call CheckDefFailure(["let x = 0za1 > 0z34"], 'Cannot compare blob with blob')
781  call CheckDefFailure(["let x = 0za1 >= 0z34"], 'Cannot compare blob with blob')
782  call CheckDefFailure(["let x = 0za1 < 0z34"], 'Cannot compare blob with blob')
783  call CheckDefFailure(["let x = 0za1 <= 0z34"], 'Cannot compare blob with blob')
784  call CheckDefFailure(["let x = 0za1 =~ 0z34"], 'Cannot compare blob with blob')
785  call CheckDefFailure(["let x = 0za1 !~ 0z34"], 'Cannot compare blob with blob')
786
787  call CheckDefFailure(["let x = [13] > [88]"], 'Cannot compare list with list')
788  call CheckDefFailure(["let x = [13] >= [88]"], 'Cannot compare list with list')
789  call CheckDefFailure(["let x = [13] < [88]"], 'Cannot compare list with list')
790  call CheckDefFailure(["let x = [13] <= [88]"], 'Cannot compare list with list')
791  call CheckDefFailure(["let x = [13] =~ [88]"], 'Cannot compare list with list')
792  call CheckDefFailure(["let x = [13] !~ [88]"], 'Cannot compare list with list')
793
794  call CheckDefFailure(['let j: job', 'let chan: channel', 'let r = j == chan'], 'Cannot compare job with channel')
795  call CheckDefFailure(['let j: job', 'let x: list<any>', 'let r = j == x'], 'Cannot compare job with list')
796  call CheckDefFailure(['let j: job', 'let Xx: func', 'let r = j == Xx'], 'Cannot compare job with func')
797  call CheckDefFailure(['let j: job', 'let Xx: func', 'let r = j == Xx'], 'Cannot compare job with func')
798endfunc
799
800" test addition, subtraction, concatenation
801def Test_expr5()
802  assert_equal(66, 60 + 6)
803  assert_equal(70, 60 +
804			g:anint)
805  assert_equal(9, g:alsoint
806  			+ 5)
807  assert_equal(14, g:alsoint + g:anint)
808  assert_equal([1, 2, 3, 4], [1] + g:alist)
809
810  assert_equal(54, 60 - 6)
811  assert_equal(50, 60 -
812		    g:anint)
813  assert_equal(-1, g:alsoint
814  			- 5)
815  assert_equal(-6, g:alsoint - g:anint)
816
817  assert_equal('hello', 'hel' .. 'lo')
818  assert_equal('hello 123', 'hello ' ..
819					123)
820  assert_equal('hello 123', 'hello '
821  				..  123)
822  assert_equal('123 hello', 123 .. ' hello')
823  assert_equal('123456', 123 .. 456)
824
825  assert_equal([1, 2, 3, 4], [1, 2] + [3, 4])
826  assert_equal(0z11223344, 0z1122 + 0z3344)
827  assert_equal(0z112201ab, 0z1122
828  				+ g:ablob)
829  assert_equal(0z01ab3344, g:ablob + 0z3344)
830  assert_equal(0z01ab01ab, g:ablob + g:ablob)
831enddef
832
833def Test_expr5_vim9script()
834  # check line continuation
835  let lines =<< trim END
836      vim9script
837      let var = 11
838      		+ 77
839		- 22
840      assert_equal(66, var)
841  END
842  CheckScriptSuccess(lines)
843
844  lines =<< trim END
845      vim9script
846      let var = 'one'
847      		.. 'two'
848      assert_equal('onetwo', var)
849  END
850  CheckScriptSuccess(lines)
851
852  lines =<< trim END
853      vim9script
854      echo 'abc' is# 'abc'
855  END
856  CheckScriptFailure(lines, 'E15:')
857
858  lines =<< trim END
859      vim9script
860      echo 'abc' is? 'abc'
861  END
862  CheckScriptFailure(lines, 'E15:')
863
864  lines =<< trim END
865      vim9script
866      echo 'abc' isnot# 'abc'
867  END
868  CheckScriptFailure(lines, 'E15:')
869
870  lines =<< trim END
871      vim9script
872      echo 'abc' isnot? 'abc'
873  END
874  CheckScriptFailure(lines, 'E15:')
875enddef
876
877def Test_expr5_float()
878  if !has('float')
879    MissingFeature 'float'
880  else
881    assert_equal(66.0, 60.0 + 6.0)
882    assert_equal(66.0, 60.0 + 6)
883    assert_equal(66.0, 60 +
884			 6.0)
885    assert_equal(5.1, g:afloat
886    			+ 5)
887    assert_equal(8.1, 8 + g:afloat)
888    assert_equal(10.1, g:anint + g:afloat)
889    assert_equal(10.1, g:afloat + g:anint)
890
891    assert_equal(54.0, 60.0 - 6.0)
892    assert_equal(54.0, 60.0
893    			    - 6)
894    assert_equal(54.0, 60 - 6.0)
895    assert_equal(-4.9, g:afloat - 5)
896    assert_equal(7.9, 8 - g:afloat)
897    assert_equal(9.9, g:anint - g:afloat)
898    assert_equal(-9.9, g:afloat - g:anint)
899  endif
900enddef
901
902func Test_expr5_fails()
903  let msg = "white space required before and after '+'"
904  call CheckDefFailure(["let x = 1+2"], msg)
905  call CheckDefFailure(["let x = 1 +2"], msg)
906  call CheckDefFailure(["let x = 1+ 2"], msg)
907
908  let msg = "white space required before and after '-'"
909  call CheckDefFailure(["let x = 1-2"], msg)
910  call CheckDefFailure(["let x = 1 -2"], msg)
911  call CheckDefFailure(["let x = 1- 2"], msg)
912
913  let msg = "white space required before and after '..'"
914  call CheckDefFailure(["let x = '1'..'2'"], msg)
915  call CheckDefFailure(["let x = '1' ..'2'"], msg)
916  call CheckDefFailure(["let x = '1'.. '2'"], msg)
917
918  call CheckDefFailure(["let x = 0z1122 + 33"], 'E1051')
919  call CheckDefFailure(["let x = 0z1122 + [3]"], 'E1051')
920  call CheckDefFailure(["let x = 0z1122 + 'asd'"], 'E1051')
921  call CheckDefFailure(["let x = 33 + 0z1122"], 'E1051')
922  call CheckDefFailure(["let x = [3] + 0z1122"], 'E1051')
923  call CheckDefFailure(["let x = 'asdf' + 0z1122"], 'E1051')
924  call CheckDefFailure(["let x = 6 + xxx"], 'E1001')
925endfunc
926
927" test multiply, divide, modulo
928def Test_expr6()
929  assert_equal(36, 6 * 6)
930  assert_equal(24, 6 *
931			g:alsoint)
932  assert_equal(24, g:alsoint
933  			* 6)
934  assert_equal(40, g:anint * g:alsoint)
935
936  assert_equal(10, 60 / 6)
937  assert_equal(6, 60 /
938			g:anint)
939  assert_equal(1, g:anint / 6)
940  assert_equal(2, g:anint
941  			/ g:alsoint)
942
943  assert_equal(5, 11 % 6)
944  assert_equal(4, g:anint % 6)
945  assert_equal(3, 13 %
946			g:anint)
947  assert_equal(2, g:anint
948  			% g:alsoint)
949
950  assert_equal(4, 6 * 4 / 6)
951
952  let x = [2]
953  let y = [3]
954  assert_equal(5, x[0] + y[0])
955  assert_equal(6, x[0] * y[0])
956  if has('float')
957    let xf = [2.0]
958    let yf = [3.0]
959    assert_equal(5.0, xf[0]
960    			+ yf[0])
961    assert_equal(6.0, xf[0]
962    			* yf[0])
963  endif
964
965  call CheckDefFailure(["let x = 6 * xxx"], 'E1001')
966enddef
967
968def Test_expr6_vim9script()
969  # only checks line continuation
970  let lines =<< trim END
971      vim9script
972      let var = 11
973      		* 22
974		/ 3
975      assert_equal(80, var)
976  END
977  CheckScriptSuccess(lines)
978
979  lines =<< trim END
980      vim9script
981      let var = 25
982      		% 10
983      assert_equal(5, var)
984  END
985  CheckScriptSuccess(lines)
986enddef
987
988def Test_expr6_float()
989  if !has('float')
990    MissingFeature 'float'
991  else
992    assert_equal(36.0, 6.0 * 6)
993    assert_equal(36.0, 6 *
994			   6.0)
995    assert_equal(36.0, 6.0 * 6.0)
996    assert_equal(1.0, g:afloat * g:anint)
997
998    assert_equal(10.0, 60 / 6.0)
999    assert_equal(10.0, 60.0 /
1000			6)
1001    assert_equal(10.0, 60.0 / 6.0)
1002    assert_equal(0.01, g:afloat / g:anint)
1003
1004    assert_equal(4.0, 6.0 * 4 / 6)
1005    assert_equal(4.0, 6 *
1006			4.0 /
1007			6)
1008    assert_equal(4.0, 6 * 4 / 6.0)
1009    assert_equal(4.0, 6.0 * 4.0 / 6)
1010    assert_equal(4.0, 6 * 4.0 / 6.0)
1011    assert_equal(4.0, 6.0 * 4 / 6.0)
1012    assert_equal(4.0, 6.0 * 4.0 / 6.0)
1013
1014    assert_equal(4.0, 6.0 * 4.0 / 6.0)
1015  endif
1016enddef
1017
1018func Test_expr6_fails()
1019  let msg = "white space required before and after '*'"
1020  call CheckDefFailure(["let x = 1*2"], msg)
1021  call CheckDefFailure(["let x = 1 *2"], msg)
1022  call CheckDefFailure(["let x = 1* 2"], msg)
1023
1024  let msg = "white space required before and after '/'"
1025  call CheckDefFailure(["let x = 1/2"], msg)
1026  call CheckDefFailure(["let x = 1 /2"], msg)
1027  call CheckDefFailure(["let x = 1/ 2"], msg)
1028
1029  let msg = "white space required before and after '%'"
1030  call CheckDefFailure(["let x = 1%2"], msg)
1031  call CheckDefFailure(["let x = 1 %2"], msg)
1032  call CheckDefFailure(["let x = 1% 2"], msg)
1033
1034  call CheckDefFailure(["let x = '1' * '2'"], 'E1036:')
1035  call CheckDefFailure(["let x = '1' / '2'"], 'E1036:')
1036  call CheckDefFailure(["let x = '1' % '2'"], 'E1035:')
1037
1038  call CheckDefFailure(["let x = 0z01 * 0z12"], 'E1036:')
1039  call CheckDefFailure(["let x = 0z01 / 0z12"], 'E1036:')
1040  call CheckDefFailure(["let x = 0z01 % 0z12"], 'E1035:')
1041
1042  call CheckDefFailure(["let x = [1] * [2]"], 'E1036:')
1043  call CheckDefFailure(["let x = [1] / [2]"], 'E1036:')
1044  call CheckDefFailure(["let x = [1] % [2]"], 'E1035:')
1045
1046  call CheckDefFailure(["let x = #{one: 1} * #{two: 2}"], 'E1036:')
1047  call CheckDefFailure(["let x = #{one: 1} / #{two: 2}"], 'E1036:')
1048  call CheckDefFailure(["let x = #{one: 1} % #{two: 2}"], 'E1035:')
1049
1050  call CheckDefFailure(["let x = 0xff[1]"], 'E1090:')
1051  if has('float')
1052    call CheckDefFailure(["let x = 0.7[1]"], 'E1090:')
1053  endif
1054endfunc
1055
1056func Test_expr6_float_fails()
1057  CheckFeature float
1058  call CheckDefFailure(["let x = 1.0 % 2"], 'E1035:')
1059endfunc
1060
1061" define here to use old style parsing
1062if has('float')
1063  let g:float_zero = 0.0
1064  let g:float_neg = -9.8
1065  let g:float_big = 9.9e99
1066endif
1067let g:blob_empty = 0z
1068let g:blob_one = 0z01
1069let g:blob_long = 0z0102.0304
1070
1071let g:string_empty = ''
1072let g:string_short = 'x'
1073let g:string_long = 'abcdefghijklm'
1074let g:string_special = "ab\ncd\ref\ekk"
1075
1076let g:special_true = v:true
1077let g:special_false = v:false
1078let g:special_null = v:null
1079let g:special_none = v:none
1080
1081let g:list_empty = []
1082let g:list_mixed = [1, 'b', v:false]
1083
1084let g:dict_empty = {}
1085let g:dict_one = #{one: 1}
1086
1087let $TESTVAR = 'testvar'
1088
1089" test low level expression
1090def Test_expr7_number()
1091  # number constant
1092  assert_equal(0, 0)
1093  assert_equal(654, 0654)
1094
1095  assert_equal(6, 0x6)
1096  assert_equal(15, 0xf)
1097  assert_equal(255, 0xff)
1098enddef
1099
1100def Test_expr7_float()
1101  # float constant
1102  if !has('float')
1103    MissingFeature 'float'
1104  else
1105    assert_equal(g:float_zero, .0)
1106    assert_equal(g:float_zero, 0.0)
1107    assert_equal(g:float_neg, -9.8)
1108    assert_equal(g:float_big, 9.9e99)
1109  endif
1110enddef
1111
1112def Test_expr7_blob()
1113  # blob constant
1114  assert_equal(g:blob_empty, 0z)
1115  assert_equal(g:blob_one, 0z01)
1116  assert_equal(g:blob_long, 0z0102.0304)
1117
1118  call CheckDefFailure(["let x = 0z123"], 'E973:')
1119enddef
1120
1121def Test_expr7_string()
1122  # string constant
1123  assert_equal(g:string_empty, '')
1124  assert_equal(g:string_empty, "")
1125  assert_equal(g:string_short, 'x')
1126  assert_equal(g:string_short, "x")
1127  assert_equal(g:string_long, 'abcdefghijklm')
1128  assert_equal(g:string_long, "abcdefghijklm")
1129  assert_equal(g:string_special, "ab\ncd\ref\ekk")
1130
1131  call CheckDefFailure(['let x = "abc'], 'E114:')
1132  call CheckDefFailure(["let x = 'abc"], 'E115:')
1133enddef
1134
1135def Test_expr7_vimvar()
1136  let old: list<string> = v:oldfiles
1137  let compl: dict<any> = v:completed_item
1138
1139  call CheckDefFailure(["let old: list<number> = v:oldfiles"], 'E1013: type mismatch, expected list<number> but got list<string>')
1140  call CheckDefFailure(["let old: dict<number> = v:completed_item"], 'E1013: type mismatch, expected dict<number> but got dict<any>')
1141enddef
1142
1143def Test_expr7_special()
1144  # special constant
1145  assert_equal(g:special_true, true)
1146  assert_equal(g:special_false, false)
1147  assert_equal(g:special_true, v:true)
1148  assert_equal(g:special_false, v:false)
1149  assert_equal(g:special_null, v:null)
1150  assert_equal(g:special_none, v:none)
1151
1152  call CheckDefFailure(['v:true = true'], 'E46:')
1153  call CheckDefFailure(['v:true = false'], 'E46:')
1154  call CheckDefFailure(['v:false = true'], 'E46:')
1155  call CheckDefFailure(['v:null = 11'], 'E46:')
1156  call CheckDefFailure(['v:none = 22'], 'E46:')
1157enddef
1158
1159def Test_expr7_special_vim9script()
1160  let lines =<< trim END
1161      vim9script
1162      let t = true
1163      let f = false
1164      assert_equal(v:true, true)
1165      assert_equal(true, t)
1166      assert_equal(v:false, false)
1167      assert_equal(false, f)
1168  END
1169  CheckScriptSuccess(lines)
1170enddef
1171
1172def Test_expr7_list()
1173  # list
1174  assert_equal(g:list_empty, [])
1175  assert_equal(g:list_empty, [  ])
1176  assert_equal(g:list_mixed, [1, 'b', false,])
1177  assert_equal('b', g:list_mixed[1])
1178
1179  echo [1,
1180  	2] [3,
1181		4]
1182
1183  call CheckDefExecFailure(["let x = g:anint[3]"], 'E714:')
1184  call CheckDefFailure(["let x = g:list_mixed[xxx]"], 'E1001:')
1185  call CheckDefFailure(["let x = [1,2,3]"], 'E1069:')
1186  call CheckDefExecFailure(["let x = g:list_mixed['xx']"], 'E1029:')
1187  call CheckDefFailure(["let x = g:list_mixed["], 'E1097:')
1188  call CheckDefFailure(["let x = g:list_mixed[0"], 'E1097:')
1189  call CheckDefExecFailure(["let x = g:list_empty[3]"], 'E684:')
1190enddef
1191
1192def Test_expr7_list_vim9script()
1193  let lines =<< trim END
1194      vim9script
1195      let l = [
1196		11,
1197		22,
1198		]
1199      assert_equal([11, 22], l)
1200
1201      echo [1,
1202	    2] [3,
1203		    4]
1204  END
1205  CheckScriptSuccess(lines)
1206
1207  lines =<< trim END
1208      vim9script
1209      let l = [11,
1210		22]
1211      assert_equal([11, 22], l)
1212  END
1213  CheckScriptSuccess(lines)
1214
1215  lines =<< trim END
1216      vim9script
1217      let l = [11,22]
1218  END
1219  CheckScriptFailure(lines, 'E1069:')
1220enddef
1221
1222def Test_expr7_lambda()
1223  let La = { -> 'result'}
1224  assert_equal('result', La())
1225  assert_equal([1, 3, 5], [1, 2, 3]->map({key, val -> key + val}))
1226
1227  # line continuation inside lambda with "cond ? expr : expr" works
1228  let ll = range(3)
1229  map(ll, {k, v -> v % 2 ? {
1230	    '111': 111 } : {}
1231	})
1232  assert_equal([{}, {'111': 111}, {}], ll)
1233
1234  ll = range(3)
1235  map(ll, {k, v -> v == 8 || v
1236		== 9
1237		|| v % 2 ? 111 : 222
1238	})
1239  assert_equal([222, 111, 222], ll)
1240
1241  ll = range(3)
1242  map(ll, {k, v -> v != 8 && v
1243		!= 9
1244		&& v % 2 == 0 ? 111 : 222
1245	})
1246  assert_equal([111, 222, 111], ll)
1247
1248  let dl = [{'key': 0}, {'key': 22}]->filter({ _, v -> v['key'] })
1249  assert_equal([{'key': 22}], dl)
1250
1251  dl = [{'key': 12}, {'foo': 34}]
1252  assert_equal([{'key': 12}], filter(dl,
1253	{_, v -> has_key(v, 'key') ? v['key'] == 12 : 0}))
1254
1255  call CheckDefFailure(["filter([1, 2], {k,v -> 1})"], 'E1069:')
1256enddef
1257
1258def Test_expr7_lambda_vim9script()
1259  let lines =<< trim END
1260      vim9script
1261      let v = 10->{a ->
1262	    a
1263	      + 2
1264	  }()
1265      assert_equal(12, v)
1266  END
1267  CheckScriptSuccess(lines)
1268enddef
1269
1270def Test_expr7_dict()
1271  # dictionary
1272  assert_equal(g:dict_empty, {})
1273  assert_equal(g:dict_empty, {  })
1274  assert_equal(g:dict_one, {'one': 1})
1275  let key = 'one'
1276  let val = 1
1277  assert_equal(g:dict_one, {key: val})
1278
1279  call CheckDefFailure(["let x = #{8: 8}"], 'E1014:')
1280  call CheckDefFailure(["let x = #{xxx}"], 'E720:')
1281  call CheckDefFailure(["let x = #{xxx: 1", "let y = 2"], 'E722:')
1282  call CheckDefFailure(["let x = #{xxx: 1,"], 'E723:')
1283  call CheckDefFailure(["let x = {'a': xxx}"], 'E1001:')
1284  call CheckDefFailure(["let x = {xxx: 8}"], 'E1001:')
1285  call CheckDefFailure(["let x = #{a: 1, a: 2}"], 'E721:')
1286  call CheckDefFailure(["let x = #"], 'E1015:')
1287  call CheckDefFailure(["let x += 1"], 'E1020:')
1288  call CheckDefFailure(["let x = x + 1"], 'E1001:')
1289  call CheckDefExecFailure(["let x = g:anint.member"], 'E715:')
1290  call CheckDefExecFailure(["let x = g:dict_empty.member"], 'E716:')
1291enddef
1292
1293def Test_expr7_dict_vim9script()
1294  let lines =<< trim END
1295      vim9script
1296      let d = {
1297		'one':
1298		   1,
1299		'two': 2,
1300		   }
1301      assert_equal({'one': 1, 'two': 2}, d)
1302  END
1303  CheckScriptSuccess(lines)
1304
1305  lines =<< trim END
1306      vim9script
1307      let d = { "one": "one", "two": "two", }
1308      assert_equal({'one': 'one', 'two': 'two'}, d)
1309  END
1310  CheckScriptSuccess(lines)
1311
1312  lines =<< trim END
1313      vim9script
1314      let d = #{one: 1,
1315		two: 2,
1316	       }
1317      assert_equal({'one': 1, 'two': 2}, d)
1318  END
1319  CheckScriptSuccess(lines)
1320
1321  lines =<< trim END
1322      vim9script
1323      let d = #{one:1, two: 2}
1324  END
1325  CheckScriptFailure(lines, 'E1069:')
1326
1327  lines =<< trim END
1328      vim9script
1329      let d = #{one: 1,two: 2}
1330  END
1331  CheckScriptFailure(lines, 'E1069:')
1332enddef
1333
1334let g:oneString = 'one'
1335
1336def Test_expr_member()
1337  assert_equal(1, g:dict_one.one)
1338  let d: dict<number> = g:dict_one
1339  assert_equal(1, d['one'])
1340  assert_equal(1, d[
1341		  'one'
1342		  ])
1343  assert_equal(1, d
1344  	.one)
1345  d = {'1': 1, '_': 2}
1346  assert_equal(1, d
1347  	.1)
1348  assert_equal(2, d
1349  	._)
1350
1351  # getting the one member should clear the dict after getting the item
1352  assert_equal('one', #{one: 'one'}.one)
1353  assert_equal('one', #{one: 'one'}[g:oneString])
1354
1355  call CheckDefFailure(["let x = g:dict_one.#$!"], 'E1002:')
1356  call CheckDefExecFailure(["let d: dict<any>", "echo d['a']"], 'E716:')
1357  call CheckDefExecFailure(["let d: dict<number>", "d = g:list_empty"], 'E1029: Expected dict but got list')
1358enddef
1359
1360def Test_expr_index()
1361  # getting the one member should clear the list only after getting the item
1362  assert_equal('bbb', ['aaa', 'bbb', 'ccc'][1])
1363enddef
1364
1365def Test_expr_member_vim9script()
1366  let lines =<< trim END
1367      vim9script
1368      let d = #{one:
1369      		'one',
1370		two: 'two',
1371		1: 1,
1372		_: 2}
1373      assert_equal('one', d.one)
1374      assert_equal('one', d
1375                            .one)
1376      assert_equal(1, d
1377                            .1)
1378      assert_equal(2, d
1379                            ._)
1380      assert_equal('one', d[
1381			    'one'
1382			    ])
1383  END
1384  CheckScriptSuccess(lines)
1385
1386  lines =<< trim END
1387      vim9script
1388      let l = [1,
1389		  2,
1390		  3, 4
1391		  ]
1392      assert_equal(2, l[
1393			    1
1394			    ])
1395      assert_equal([2, 3], l[1 : 2])
1396      assert_equal([1, 2, 3], l[
1397				:
1398				2
1399				])
1400      assert_equal([3, 4], l[
1401				2
1402				:
1403				])
1404  END
1405  CheckScriptSuccess(lines)
1406enddef
1407
1408def Test_expr7_option()
1409  # option
1410  set ts=11
1411  assert_equal(11, &ts)
1412  &ts = 9
1413  assert_equal(9, &ts)
1414  set ts=8
1415  set grepprg=some\ text
1416  assert_equal('some text', &grepprg)
1417  &grepprg = test_null_string()
1418  assert_equal('', &grepprg)
1419  set grepprg&
1420enddef
1421
1422def Test_expr7_environment()
1423  # environment variable
1424  assert_equal('testvar', $TESTVAR)
1425  assert_equal('', $ASDF_ASD_XXX)
1426
1427  call CheckDefFailure(["let x = $$$"], 'E1002:')
1428enddef
1429
1430def Test_expr7_register()
1431  @a = 'register a'
1432  assert_equal('register a', @a)
1433enddef
1434
1435def Test_expr7_namespace()
1436  g:some_var = 'some'
1437  assert_equal('some', get(g:, 'some_var'))
1438  assert_equal('some', get(g:, 'some_var', 'xxx'))
1439  assert_equal('xxx', get(g:, 'no_var', 'xxx'))
1440  unlet g:some_var
1441
1442  b:some_var = 'some'
1443  assert_equal('some', get(b:, 'some_var'))
1444  assert_equal('some', get(b:, 'some_var', 'xxx'))
1445  assert_equal('xxx', get(b:, 'no_var', 'xxx'))
1446  unlet b:some_var
1447
1448  w:some_var = 'some'
1449  assert_equal('some', get(w:, 'some_var'))
1450  assert_equal('some', get(w:, 'some_var', 'xxx'))
1451  assert_equal('xxx', get(w:, 'no_var', 'xxx'))
1452  unlet w:some_var
1453
1454  t:some_var = 'some'
1455  assert_equal('some', get(t:, 'some_var'))
1456  assert_equal('some', get(t:, 'some_var', 'xxx'))
1457  assert_equal('xxx', get(t:, 'no_var', 'xxx'))
1458  unlet t:some_var
1459enddef
1460
1461def Test_expr7_parens()
1462  # (expr)
1463  assert_equal(4, (6 * 4) / 6)
1464  assert_equal(0, 6 * ( 4 / 6 ))
1465
1466  assert_equal(6, +6)
1467  assert_equal(-6, -6)
1468  assert_equal(6, --6)
1469  assert_equal(6, -+-6)
1470  assert_equal(-6, ---6)
1471  assert_equal(false, !-3)
1472  assert_equal(true, !+-+0)
1473enddef
1474
1475def Test_expr7_parens_vim9script()
1476  let lines =<< trim END
1477      vim9script
1478      let s = (
1479		'one'
1480		..
1481		'two'
1482		)
1483      assert_equal('onetwo', s)
1484  END
1485  CheckScriptSuccess(lines)
1486enddef
1487
1488def Test_expr7_negate()
1489  assert_equal(-99, -99)
1490  assert_equal(99, --99)
1491  let nr = 88
1492  assert_equal(-88, -nr)
1493  assert_equal(88, --nr)
1494enddef
1495
1496def Echo(arg: any): string
1497  return arg
1498enddef
1499
1500def s:EchoArg(arg: any): string
1501  return arg
1502enddef
1503
1504def Test_expr7_call()
1505  assert_equal('yes', 'yes'->Echo())
1506  assert_equal('yes', 'yes'
1507  			->s:EchoArg())
1508  assert_equal(1, !range(5)->empty())
1509  assert_equal([0, 1, 2], --3->range())
1510
1511  call CheckDefFailure(["let x = 'yes'->Echo"], 'E107:')
1512enddef
1513
1514
1515def Test_expr7_not()
1516  assert_equal(true, !'')
1517  assert_equal(true, ![])
1518  assert_equal(false, !'asdf')
1519  assert_equal(false, ![2])
1520  assert_equal(true, !!'asdf')
1521  assert_equal(true, !![2])
1522
1523  assert_equal(true, !test_null_partial())
1524  assert_equal(false, !{-> 'yes'})
1525
1526  assert_equal(true, !test_null_dict())
1527  assert_equal(true, !{})
1528  assert_equal(false, !{'yes': 'no'})
1529
1530  if has('channel')
1531    assert_equal(true, !test_null_job())
1532    assert_equal(true, !test_null_channel())
1533  endif
1534
1535  assert_equal(true, !test_null_blob())
1536  assert_equal(true, !0z)
1537  assert_equal(false, !0z01)
1538
1539  assert_equal(true, !test_void())
1540  assert_equal(true, !test_unknown())
1541enddef
1542
1543func Test_expr7_fails()
1544  call CheckDefFailure(["let x = (12"], "E110:")
1545
1546  call CheckDefFailure(["let x = -'xx'"], "E1030:")
1547  call CheckDefFailure(["let x = +'xx'"], "E1030:")
1548  call CheckDefFailure(["let x = -0z12"], "E974:")
1549  call CheckDefExecFailure(["let x = -[8]"], "E39:")
1550  call CheckDefExecFailure(["let x = -{'a': 1}"], "E39:")
1551
1552  call CheckDefFailure(["let x = @"], "E1002:")
1553  call CheckDefFailure(["let x = @<"], "E354:")
1554
1555  call CheckDefFailure(["let x = [1, 2"], "E697:")
1556  call CheckDefFailure(["let x = [notfound]"], "E1001:")
1557
1558  call CheckDefFailure(["let x = { -> 123) }"], "E451:")
1559  call CheckDefFailure(["let x = 123->{x -> x + 5) }"], "E451:")
1560
1561  call CheckDefFailure(["let x = &notexist"], 'E113:')
1562  call CheckDefFailure(["&grepprg = [343]"], 'E1013:')
1563
1564  call CheckDefExecFailure(["echo s:doesnt_exist"], 'E121:')
1565  call CheckDefExecFailure(["echo g:doesnt_exist"], 'E121:')
1566
1567  call CheckDefFailure(["echo a:somevar"], 'E1075:')
1568  call CheckDefFailure(["echo l:somevar"], 'E1075:')
1569  call CheckDefFailure(["echo x:somevar"], 'E1075:')
1570
1571  call CheckDefExecFailure(["let x = +g:astring"], 'E1030:')
1572  call CheckDefExecFailure(["let x = +g:ablob"], 'E974:')
1573  call CheckDefExecFailure(["let x = +g:alist"], 'E745:')
1574  call CheckDefExecFailure(["let x = +g:adict"], 'E728:')
1575
1576  call CheckDefFailure(["let x = ''", "let y = x.memb"], 'E715:')
1577
1578  call CheckDefFailure(["'yes'->", "Echo()"], 'E488: Trailing characters: ->')
1579
1580  call CheckDefExecFailure(["[1, 2->len()"], 'E697:')
1581  call CheckDefExecFailure(["#{a: 1->len()"], 'E488:')
1582  call CheckDefExecFailure(["{'a': 1->len()"], 'E723:')
1583endfunc
1584
1585let g:Funcrefs = [function('add')]
1586
1587func CallMe(arg)
1588  return a:arg
1589endfunc
1590
1591func CallMe2(one, two)
1592  return a:one .. a:two
1593endfunc
1594
1595def Test_expr7_trailing()
1596  # user function call
1597  assert_equal(123, g:CallMe(123))
1598  assert_equal(123, g:CallMe(  123))
1599  assert_equal(123, g:CallMe(123  ))
1600  assert_equal('yesno', g:CallMe2('yes', 'no'))
1601  assert_equal('yesno', g:CallMe2( 'yes', 'no' ))
1602  assert_equal('nothing', g:CallMe('nothing'))
1603
1604  # partial call
1605  let Part = function('g:CallMe')
1606  assert_equal('yes', Part('yes'))
1607
1608  # funcref call, using list index
1609  let l = []
1610  g:Funcrefs[0](l, 2)
1611  assert_equal([2], l)
1612
1613  # method call
1614  l = [2, 5, 6]
1615  l->map({k, v -> k + v})
1616  assert_equal([2, 6, 8], l)
1617
1618  # lambda method call
1619  l = [2, 5]
1620  l->{l -> add(l, 8)}()
1621  assert_equal([2, 5, 8], l)
1622
1623  # dict member
1624  let d = #{key: 123}
1625  assert_equal(123, d.key)
1626enddef
1627
1628def Test_expr7_subscript()
1629  let text = 'abcdef'
1630  assert_equal('', text[-1])
1631  assert_equal('a', text[0])
1632  assert_equal('e', text[4])
1633  assert_equal('f', text[5])
1634  assert_equal('', text[6])
1635enddef
1636
1637def Test_expr7_subscript_linebreak()
1638  let range = range(
1639  		3)
1640  let l = range
1641	->map('string(v:key)')
1642  assert_equal(['0', '1', '2'], l)
1643
1644  l = range
1645  	->map('string(v:key)')
1646  assert_equal(['0', '1', '2'], l)
1647
1648  l = range # comment
1649  	->map('string(v:key)')
1650  assert_equal(['0', '1', '2'], l)
1651
1652  l = range
1653
1654  	->map('string(v:key)')
1655  assert_equal(['0', '1', '2'], l)
1656
1657  l = range
1658	# comment
1659  	->map('string(v:key)')
1660  assert_equal(['0', '1', '2'], l)
1661
1662  assert_equal('1', l[
1663	1])
1664
1665  let d = #{one: 33}
1666  assert_equal(33, d.
1667	one)
1668enddef
1669
1670def Test_expr7_method_call()
1671  new
1672  setline(1, ['first', 'last'])
1673  'second'->append(1)
1674  "third"->append(2)
1675  assert_equal(['first', 'second', 'third', 'last'], getline(1, '$'))
1676  bwipe!
1677
1678  let bufnr = bufnr()
1679  let loclist = [#{bufnr: bufnr, lnum: 42, col: 17, text: 'wrong'}]
1680  loclist->setloclist(0)
1681  assert_equal([#{bufnr: bufnr,
1682  		lnum: 42,
1683		col: 17,
1684		text: 'wrong',
1685		pattern: '',
1686		valid: 1,
1687		vcol: 0,
1688		nr: 0,
1689		type: '',
1690		module: ''}
1691		], getloclist(0))
1692enddef
1693
1694func Test_expr7_trailing_fails()
1695  call CheckDefFailure(['let l = [2]', 'l->{l -> add(l, 8)}'], 'E107')
1696  call CheckDefFailure(['let l = [2]', 'l->{l -> add(l, 8)} ()'], 'E274')
1697endfunc
1698
1699func Test_expr_fails()
1700  call CheckDefFailure(["let x = '1'is2"], 'E488:')
1701  call CheckDefFailure(["let x = '1'isnot2"], 'E488:')
1702
1703  call CheckDefFailure(["CallMe ('yes')"], 'E476:')
1704  call CheckDefFailure(["CallMe2('yes','no')"], 'E1069:')
1705  call CheckDefFailure(["CallMe2('yes' , 'no')"], 'E1068:')
1706
1707  call CheckDefFailure(["v:nosuch += 3"], 'E1001:')
1708  call CheckDefFailure(["let v:statusmsg = ''"], 'E1016: Cannot declare a v: variable:')
1709  call CheckDefFailure(["let asdf = v:nosuch"], 'E1001:')
1710
1711  call CheckDefFailure(["echo len('asdf'"], 'E110:')
1712  call CheckDefFailure(["echo Func0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789()"], 'E1011:')
1713  call CheckDefFailure(["echo doesnotexist()"], 'E117:')
1714endfunc
1715