1" Tests for Vim9 script expressions
2
3source check.vim
4
5" Check that "line" inside ":def" results in an "error" message.
6func CheckDefFailure(line, error)
7  call writefile(['def! Func()', a:line, 'enddef'], 'Xdef')
8  call assert_fails('so Xdef', a:error, a:line)
9  call delete('Xdef')
10endfunc
11
12" Check that "line" inside ":def" results in an "error" message when executed.
13func CheckDefExecFailure(line, error)
14  call writefile(['def! Func()', a:line, 'enddef'], 'Xdef')
15  so Xdef
16  call assert_fails('call Func()', a:error, a:line)
17  call delete('Xdef')
18endfunc
19
20func CheckDefFailureList(lines, error)
21  call writefile(['def! Func()'] + a:lines + ['enddef'], 'Xdef')
22  call assert_fails('so Xdef', a:error, string(a:lines))
23  call delete('Xdef')
24endfunc
25
26" test cond ? expr : expr
27def Test_expr1()
28  assert_equal('one', true ? 'one' : 'two')
29  assert_equal('one', 1 ? 'one' : 'two')
30  if has('float')
31    assert_equal('one', 0.1 ? 'one' : 'two')
32  endif
33  assert_equal('one', 'x' ? 'one' : 'two')
34"  assert_equal('one', 0z1234 ? 'one' : 'two')
35  assert_equal('one', [0] ? 'one' : 'two')
36"  assert_equal('one', #{x: 0} ? 'one' : 'two')
37  let var = 1
38  assert_equal('one', var ? 'one' : 'two')
39
40  assert_equal('two', false ? 'one' : 'two')
41  assert_equal('two', 0 ? 'one' : 'two')
42  if has('float')
43    assert_equal('two', 0.0 ? 'one' : 'two')
44  endif
45  assert_equal('two', '' ? 'one' : 'two')
46"  assert_equal('one', 0z ? 'one' : 'two')
47  assert_equal('two', [] ? 'one' : 'two')
48"  assert_equal('two', {} ? 'one' : 'two')
49  var = 0
50  assert_equal('two', var ? 'one' : 'two')
51enddef
52
53func Test_expr1_fails()
54  call CheckDefFailure("let x = 1 ? 'one'", "Missing ':' after '?'")
55
56  let msg = "white space required before and after '?'"
57  call CheckDefFailure("let x = 1? 'one' : 'two'", msg)
58  call CheckDefFailure("let x = 1 ?'one' : 'two'", msg)
59  call CheckDefFailure("let x = 1?'one' : 'two'", msg)
60
61  let msg = "white space required before and after ':'"
62  call CheckDefFailure("let x = 1 ? 'one': 'two'", msg)
63  call CheckDefFailure("let x = 1 ? 'one' :'two'", msg)
64  call CheckDefFailure("let x = 1 ? 'one':'two'", msg)
65endfunc
66
67" TODO: define inside test function
68def Record(val: any): any
69  g:vals->add(val)
70  return val
71enddef
72
73" test ||
74def Test_expr2()
75  assert_equal(2, 2 || 0)
76  assert_equal(7, 0 || 0 || 7)
77  assert_equal(0, 0 || 0)
78  assert_equal('', 0 || '')
79
80  g:vals = []
81  assert_equal(3, Record(3) || Record(1))
82  assert_equal([3], g:vals)
83
84  g:vals = []
85  assert_equal(5, Record(0) || Record(5))
86  assert_equal([0, 5], g:vals)
87
88  g:vals = []
89  assert_equal(4, Record(0) || Record(4) || Record(0))
90  assert_equal([0, 4], g:vals)
91
92  g:vals = []
93  assert_equal(0, Record([]) || Record('') || Record(0))
94  assert_equal([[], '', 0], g:vals)
95enddef
96
97func Test_expr2_fails()
98  let msg = "white space required before and after '||'"
99  call CheckDefFailure("let x = 1||2", msg)
100  call CheckDefFailure("let x = 1 ||2", msg)
101  call CheckDefFailure("let x = 1|| 2", msg)
102endfunc
103
104" test &&
105def Test_expr3()
106  assert_equal(0, 2 && 0)
107  assert_equal(0, 0 && 0 && 7)
108  assert_equal(7, 2 && 3 && 7)
109  assert_equal(0, 0 && 0)
110  assert_equal(0, 0 && '')
111  assert_equal('', 8 && '')
112
113  g:vals = []
114  assert_equal(1, Record(3) && Record(1))
115  assert_equal([3, 1], g:vals)
116
117  g:vals = []
118  assert_equal(0, Record(0) && Record(5))
119  assert_equal([0], g:vals)
120
121  g:vals = []
122  assert_equal(0, Record(0) && Record(4) && Record(0))
123  assert_equal([0], g:vals)
124
125  g:vals = []
126  assert_equal(0, Record(8) && Record(4) && Record(0))
127  assert_equal([8, 4, 0], g:vals)
128
129  g:vals = []
130  assert_equal(0, Record([1]) && Record('z') && Record(0))
131  assert_equal([[1], 'z', 0], g:vals)
132enddef
133
134func Test_expr3_fails()
135  let msg = "white space required before and after '&&'"
136  call CheckDefFailure("let x = 1&&2", msg)
137  call CheckDefFailure("let x = 1 &&2", msg)
138  call CheckDefFailure("let x = 1&& 2", msg)
139endfunc
140
141let atrue = v:true
142let afalse = v:false
143let anone = v:none
144let anull = v:null
145let anint = 10
146let alsoint = 4
147if has('float')
148  let afloat = 0.1
149endif
150let astring = 'asdf'
151let ablob = 0z01ab
152let alist = [2, 3, 4]
153let adict = #{aaa: 2, bbb: 8}
154
155" test == comperator
156def Test_expr4_equal()
157  assert_equal(true, true == true)
158  assert_equal(false, true == false)
159  assert_equal(true, true == g:atrue)
160  assert_equal(false, g:atrue == false)
161
162  assert_equal(true, v:none == v:none)
163  assert_equal(false, v:none == v:null)
164  assert_equal(true, g:anone == v:none)
165  assert_equal(false, v:none == g:anull)
166
167  assert_equal(false, 2 == 0)
168  assert_equal(true, 61 == 61)
169  assert_equal(true, g:anint == 10)
170  assert_equal(false, 61 == g:anint)
171
172  if has('float')
173    assert_equal(true, 0.3 == 0.3)
174    assert_equal(false, 0.4 == 0.3)
175    assert_equal(true, 0.1 == g:afloat)
176    assert_equal(false, g:afloat == 0.3)
177
178    assert_equal(true, 3.0 == 3)
179    assert_equal(true, 3 == 3.0)
180    assert_equal(false, 3.1 == 3)
181    assert_equal(false, 3 == 3.1)
182  endif
183
184  assert_equal(true, 'abc' == 'abc')
185  assert_equal(false, 'xyz' == 'abc')
186  assert_equal(true, g:astring == 'asdf')
187  assert_equal(false, 'xyz' == g:astring)
188
189  assert_equal(false, 'abc' == 'ABC')
190  set ignorecase
191  assert_equal(false, 'abc' == 'ABC')
192  set noignorecase
193
194  assert_equal(true, 0z3f == 0z3f)
195  assert_equal(false, 0z3f == 0z4f)
196  assert_equal(true, g:ablob == 0z01ab)
197  assert_equal(false, 0z3f == g:ablob)
198
199  assert_equal(true, [1, 2, 3] == [1, 2, 3])
200  assert_equal(false, [1, 2, 3] == [2, 3, 1])
201  assert_equal(true, [2, 3, 4] == g:alist)
202  assert_equal(false, g:alist == [2, 3, 1])
203  assert_equal(false, [1, 2, 3] == [])
204  assert_equal(false, [1, 2, 3] == ['1', '2', '3'])
205
206  assert_equal(true, #{one: 1, two: 2} == #{one: 1, two: 2})
207  assert_equal(false, #{one: 1, two: 2} == #{one: 2, two: 2})
208  assert_equal(false, #{one: 1, two: 2} == #{two: 2})
209  assert_equal(false, #{one: 1, two: 2} == #{})
210  assert_equal(true, g:adict == #{bbb: 8, aaa: 2})
211  assert_equal(false, #{ccc: 9, aaa: 2} == g:adict)
212
213  assert_equal(true, function('Test_expr4_equal') == function('Test_expr4_equal'))
214  assert_equal(false, function('Test_expr4_equal') == function('Test_expr4_is'))
215
216  assert_equal(true, function('Test_expr4_equal', [123]) == function('Test_expr4_equal', [123]))
217  assert_equal(false, function('Test_expr4_equal', [123]) == function('Test_expr4_is', [123]))
218  assert_equal(false, function('Test_expr4_equal', [123]) == function('Test_expr4_equal', [999]))
219enddef
220
221" test != comperator
222def Test_expr4_notequal()
223  assert_equal(false, true != true)
224  assert_equal(true, true != false)
225  assert_equal(false, true != g:atrue)
226  assert_equal(true, g:atrue != false)
227
228  assert_equal(false, v:none != v:none)
229  assert_equal(true, v:none != v:null)
230  assert_equal(false, g:anone != v:none)
231  assert_equal(true, v:none != g:anull)
232
233  assert_equal(true, 2 != 0)
234  assert_equal(false, 55 != 55)
235  assert_equal(false, g:anint != 10)
236  assert_equal(true, 61 != g:anint)
237
238  if has('float')
239    assert_equal(false, 0.3 != 0.3)
240    assert_equal(true, 0.4 != 0.3)
241    assert_equal(false, 0.1 != g:afloat)
242    assert_equal(true, g:afloat != 0.3)
243
244    assert_equal(false, 3.0 != 3)
245    assert_equal(false, 3 != 3.0)
246    assert_equal(true, 3.1 != 3)
247    assert_equal(true, 3 != 3.1)
248  endif
249
250  assert_equal(false, 'abc' != 'abc')
251  assert_equal(true, 'xyz' != 'abc')
252  assert_equal(false, g:astring != 'asdf')
253  assert_equal(true, 'xyz' != g:astring)
254
255  assert_equal(true, 'abc' != 'ABC')
256  set ignorecase
257  assert_equal(true, 'abc' != 'ABC')
258  set noignorecase
259
260  assert_equal(false, 0z3f != 0z3f)
261  assert_equal(true, 0z3f != 0z4f)
262  assert_equal(false, g:ablob != 0z01ab)
263  assert_equal(true, 0z3f != g:ablob)
264
265  assert_equal(false, [1, 2, 3] != [1, 2, 3])
266  assert_equal(true, [1, 2, 3] != [2, 3, 1])
267  assert_equal(false, [2, 3, 4] != g:alist)
268  assert_equal(true, g:alist != [2, 3, 1])
269  assert_equal(true, [1, 2, 3] != [])
270  assert_equal(true, [1, 2, 3] != ['1', '2', '3'])
271
272  assert_equal(false, #{one: 1, two: 2} != #{one: 1, two: 2})
273  assert_equal(true, #{one: 1, two: 2} != #{one: 2, two: 2})
274  assert_equal(true, #{one: 1, two: 2} != #{two: 2})
275  assert_equal(true, #{one: 1, two: 2} != #{})
276  assert_equal(false, g:adict != #{bbb: 8, aaa: 2})
277  assert_equal(true, #{ccc: 9, aaa: 2} != g:adict)
278
279  assert_equal(false, function('Test_expr4_equal') != function('Test_expr4_equal'))
280  assert_equal(true, function('Test_expr4_equal') != function('Test_expr4_is'))
281
282  assert_equal(false, function('Test_expr4_equal', [123]) != function('Test_expr4_equal', [123]))
283  assert_equal(true, function('Test_expr4_equal', [123]) != function('Test_expr4_is', [123]))
284  assert_equal(true, function('Test_expr4_equal', [123]) != function('Test_expr4_equal', [999]))
285enddef
286
287" test > comperator
288def Test_expr4_greater()
289  assert_true(2 > 0)
290  assert_true(2 > 1)
291  assert_false(2 > 2)
292  assert_false(2 > 3)
293  if has('float')
294    assert_true(2.0 > 0.0)
295    assert_true(2.0 > 1.0)
296    assert_false(2.0 > 2.0)
297    assert_false(2.0 > 3.0)
298  endif
299enddef
300
301" test >= comperator
302def Test_expr4_greaterequal()
303  assert_true(2 >= 0)
304  assert_true(2 >= 2)
305  assert_false(2 >= 3)
306  if has('float')
307    assert_true(2.0 >= 0.0)
308    assert_true(2.0 >= 2.0)
309    assert_false(2.0 >= 3.0)
310  endif
311enddef
312
313" test < comperator
314def Test_expr4_smaller()
315  assert_false(2 < 0)
316  assert_false(2 < 2)
317  assert_true(2 < 3)
318  if has('float')
319    assert_false(2.0 < 0.0)
320    assert_false(2.0 < 2.0)
321    assert_true(2.0 < 3.0)
322  endif
323enddef
324
325" test <= comperator
326def Test_expr4_smallerequal()
327  assert_false(2 <= 0)
328  assert_false(2 <= 1)
329  assert_true(2 <= 2)
330  assert_true(2 <= 3)
331  if has('float')
332    assert_false(2.0 <= 0.0)
333    assert_false(2.0 <= 1.0)
334    assert_true(2.0 <= 2.0)
335    assert_true(2.0 <= 3.0)
336  endif
337enddef
338
339" test =~ comperator
340def Test_expr4_match()
341  assert_equal(false, '2' =~ '0')
342  assert_equal(true, '2' =~ '[0-9]')
343enddef
344
345" test !~ comperator
346def Test_expr4_nomatch()
347  assert_equal(true, '2' !~ '0')
348  assert_equal(false, '2' !~ '[0-9]')
349enddef
350
351" test is comperator
352def Test_expr4_is()
353  let mylist = [2]
354  assert_false(mylist is [2])
355  let other = mylist
356  assert_true(mylist is other)
357
358  let myblob = 0z1234
359  assert_false(myblob is 0z1234)
360  let otherblob = myblob
361  assert_true(myblob is otherblob)
362enddef
363
364" test isnot comperator
365def Test_expr4_isnot()
366  let mylist = [2]
367  assert_true('2' isnot '0')
368  assert_true(mylist isnot [2])
369  let other = mylist
370  assert_false(mylist isnot other)
371
372  let myblob = 0z1234
373  assert_true(myblob isnot 0z1234)
374  let otherblob = myblob
375  assert_false(myblob isnot otherblob)
376enddef
377
378def RetVoid()
379  let x = 1
380enddef
381
382func Test_expr4_fails()
383  let msg = "white space required before and after '>'"
384  call CheckDefFailure("let x = 1>2", msg)
385  call CheckDefFailure("let x = 1 >2", msg)
386  call CheckDefFailure("let x = 1> 2", msg)
387
388  let msg = "white space required before and after '=='"
389  call CheckDefFailure("let x = 1==2", msg)
390  call CheckDefFailure("let x = 1 ==2", msg)
391  call CheckDefFailure("let x = 1== 2", msg)
392
393  let msg = "white space required before and after 'is'"
394  call CheckDefFailure("let x = '1'is'2'", msg)
395  call CheckDefFailure("let x = '1' is'2'", msg)
396  call CheckDefFailure("let x = '1'is '2'", msg)
397
398  let msg = "white space required before and after 'isnot'"
399  call CheckDefFailure("let x = '1'isnot'2'", msg)
400  call CheckDefFailure("let x = '1' isnot'2'", msg)
401  call CheckDefFailure("let x = '1'isnot '2'", msg)
402
403  call CheckDefFailure("let x = 1 is# 2", 'E15:')
404  call CheckDefFailure("let x = 1 is? 2", 'E15:')
405  call CheckDefFailure("let x = 1 isnot# 2", 'E15:')
406  call CheckDefFailure("let x = 1 isnot? 2", 'E15:')
407
408  call CheckDefFailure("let x = 1 == '2'", 'Cannot compare number with string')
409  call CheckDefFailure("let x = '1' == 2", 'Cannot compare string with number')
410  call CheckDefFailure("let x = 1 == RetVoid()", 'Cannot use void value')
411  call CheckDefFailure("let x = RetVoid() == 1", 'Cannot compare void with number')
412
413  call CheckDefFailure("let x = true > false", 'Cannot compare bool with bool')
414  call CheckDefFailure("let x = true >= false", 'Cannot compare bool with bool')
415  call CheckDefFailure("let x = true < false", 'Cannot compare bool with bool')
416  call CheckDefFailure("let x = true <= false", 'Cannot compare bool with bool')
417  call CheckDefFailure("let x = true =~ false", 'Cannot compare bool with bool')
418  call CheckDefFailure("let x = true !~ false", 'Cannot compare bool with bool')
419  call CheckDefFailure("let x = true is false", 'Cannot use "is" with bool')
420  call CheckDefFailure("let x = true isnot false", 'Cannot use "isnot" with bool')
421
422  call CheckDefFailure("let x = v:none is v:null", 'Cannot use "is" with special')
423  call CheckDefFailure("let x = v:none isnot v:null", 'Cannot use "isnot" with special')
424  call CheckDefFailure("let x = 123 is 123", 'Cannot use "is" with number')
425  call CheckDefFailure("let x = 123 isnot 123", 'Cannot use "isnot" with number')
426  if has('float')
427    call CheckDefFailure("let x = 1.3 is 1.3", 'Cannot use "is" with float')
428    call CheckDefFailure("let x = 1.3 isnot 1.3", 'Cannot use "isnot" with float')
429  endif
430
431  call CheckDefFailure("let x = 0za1 > 0z34", 'Cannot compare blob with blob')
432  call CheckDefFailure("let x = 0za1 >= 0z34", 'Cannot compare blob with blob')
433  call CheckDefFailure("let x = 0za1 < 0z34", 'Cannot compare blob with blob')
434  call CheckDefFailure("let x = 0za1 <= 0z34", 'Cannot compare blob with blob')
435  call CheckDefFailure("let x = 0za1 =~ 0z34", 'Cannot compare blob with blob')
436  call CheckDefFailure("let x = 0za1 !~ 0z34", 'Cannot compare blob with blob')
437
438  call CheckDefFailure("let x = [13] > [88]", 'Cannot compare list with list')
439  call CheckDefFailure("let x = [13] >= [88]", 'Cannot compare list with list')
440  call CheckDefFailure("let x = [13] < [88]", 'Cannot compare list with list')
441  call CheckDefFailure("let x = [13] <= [88]", 'Cannot compare list with list')
442  call CheckDefFailure("let x = [13] =~ [88]", 'Cannot compare list with list')
443  call CheckDefFailure("let x = [13] !~ [88]", 'Cannot compare list with list')
444endfunc
445
446" test addition, subtraction, concatenation
447def Test_expr5()
448  assert_equal(66, 60 + 6)
449  assert_equal(70, 60 + g:anint)
450  assert_equal(9, g:alsoint + 5)
451  assert_equal(14, g:alsoint + g:anint)
452
453  assert_equal(54, 60 - 6)
454  assert_equal(50, 60 - g:anint)
455  assert_equal(-1, g:alsoint - 5)
456  assert_equal(-6, g:alsoint - g:anint)
457
458  assert_equal('hello', 'hel' .. 'lo')
459  assert_equal('hello 123', 'hello ' .. 123)
460  assert_equal('123 hello', 123 .. ' hello')
461  assert_equal('123456', 123 .. 456)
462
463  assert_equal([1, 2, 3, 4], [1, 2] + [3, 4])
464  assert_equal(0z11223344, 0z1122 + 0z3344)
465  assert_equal(0z112201ab, 0z1122 + g:ablob)
466  assert_equal(0z01ab3344, g:ablob + 0z3344)
467  assert_equal(0z01ab01ab, g:ablob + g:ablob)
468enddef
469
470def Test_expr5_float()
471  if !has('float')
472    MissingFeature 'float'
473  else
474    assert_equal(66.0, 60.0 + 6.0)
475    assert_equal(66.0, 60.0 + 6)
476    assert_equal(66.0, 60 + 6.0)
477    assert_equal(5.1, g:afloat + 5)
478    assert_equal(8.1, 8 + g:afloat)
479    assert_equal(10.1, g:anint + g:afloat)
480    assert_equal(10.1, g:afloat + g:anint)
481
482    assert_equal(54.0, 60.0 - 6.0)
483    assert_equal(54.0, 60.0 - 6)
484    assert_equal(54.0, 60 - 6.0)
485    assert_equal(-4.9, g:afloat - 5)
486    assert_equal(7.9, 8 - g:afloat)
487    assert_equal(9.9, g:anint - g:afloat)
488    assert_equal(-9.9, g:afloat - g:anint)
489  endif
490enddef
491
492func Test_expr5_fails()
493  let msg = "white space required before and after '+'"
494  call CheckDefFailure("let x = 1+2", msg)
495  call CheckDefFailure("let x = 1 +2", msg)
496  call CheckDefFailure("let x = 1+ 2", msg)
497
498  let msg = "white space required before and after '-'"
499  call CheckDefFailure("let x = 1-2", msg)
500  call CheckDefFailure("let x = 1 -2", msg)
501  call CheckDefFailure("let x = 1- 2", msg)
502
503  let msg = "white space required before and after '..'"
504  call CheckDefFailure("let x = '1'..'2'", msg)
505  call CheckDefFailure("let x = '1' ..'2'", msg)
506  call CheckDefFailure("let x = '1'.. '2'", msg)
507
508  call CheckDefFailure("let x = 0z1122 + 33", 'E1035')
509  call CheckDefFailure("let x = 0z1122 + [3]", 'E1035')
510  call CheckDefFailure("let x = 0z1122 + 'asd'", 'E1035')
511  call CheckDefFailure("let x = 33 + 0z1122", 'E1035')
512  call CheckDefFailure("let x = [3] + 0z1122", 'E1035')
513  call CheckDefFailure("let x = 'asdf' + 0z1122", 'E1035')
514endfunc
515
516" test multiply, divide, modulo
517def Test_expr6()
518  assert_equal(36, 6 * 6)
519  assert_equal(24, 6 * g:alsoint)
520  assert_equal(24, g:alsoint * 6)
521  assert_equal(40, g:anint * g:alsoint)
522
523  assert_equal(10, 60 / 6)
524  assert_equal(6, 60 / g:anint)
525  assert_equal(1, g:anint / 6)
526  assert_equal(2, g:anint / g:alsoint)
527
528  assert_equal(5, 11 % 6)
529  assert_equal(4, g:anint % 6)
530  assert_equal(3, 13 % g:anint)
531  assert_equal(2, g:anint % g:alsoint)
532
533  assert_equal(4, 6 * 4 / 6)
534
535  let x = [2]
536  let y = [3]
537  assert_equal(5, x[0] + y[0])
538  assert_equal(6, x[0] * y[0])
539  if has('float')
540    let xf = [2.0]
541    let yf = [3.0]
542    assert_equal(5.0, xf[0] + yf[0])
543    assert_equal(6.0, xf[0] * yf[0])
544  endif
545enddef
546
547def Test_expr6_float()
548  if !has('float')
549    MissingFeature 'float'
550  else
551    assert_equal(36.0, 6.0 * 6)
552    assert_equal(36.0, 6 * 6.0)
553    assert_equal(36.0, 6.0 * 6.0)
554    assert_equal(1.0, g:afloat * g:anint)
555
556    assert_equal(10.0, 60 / 6.0)
557    assert_equal(10.0, 60.0 / 6)
558    assert_equal(10.0, 60.0 / 6.0)
559    assert_equal(0.01, g:afloat / g:anint)
560
561    assert_equal(4.0, 6.0 * 4 / 6)
562    assert_equal(4.0, 6 * 4.0 / 6)
563    assert_equal(4.0, 6 * 4 / 6.0)
564    assert_equal(4.0, 6.0 * 4.0 / 6)
565    assert_equal(4.0, 6 * 4.0 / 6.0)
566    assert_equal(4.0, 6.0 * 4 / 6.0)
567    assert_equal(4.0, 6.0 * 4.0 / 6.0)
568
569    assert_equal(4.0, 6.0 * 4.0 / 6.0)
570  endif
571enddef
572
573func Test_expr6_fails()
574  let msg = "white space required before and after '*'"
575  call CheckDefFailure("let x = 1*2", msg)
576  call CheckDefFailure("let x = 1 *2", msg)
577  call CheckDefFailure("let x = 1* 2", msg)
578
579  let msg = "white space required before and after '/'"
580  call CheckDefFailure("let x = 1/2", msg)
581  call CheckDefFailure("let x = 1 /2", msg)
582  call CheckDefFailure("let x = 1/ 2", msg)
583
584  let msg = "white space required before and after '%'"
585  call CheckDefFailure("let x = 1%2", msg)
586  call CheckDefFailure("let x = 1 %2", msg)
587  call CheckDefFailure("let x = 1% 2", msg)
588
589  call CheckDefFailure("let x = '1' * '2'", 'E1036:')
590  call CheckDefFailure("let x = '1' / '2'", 'E1036:')
591  call CheckDefFailure("let x = '1' % '2'", 'E1035:')
592
593  call CheckDefFailure("let x = 0z01 * 0z12", 'E1036:')
594  call CheckDefFailure("let x = 0z01 / 0z12", 'E1036:')
595  call CheckDefFailure("let x = 0z01 % 0z12", 'E1035:')
596
597  call CheckDefFailure("let x = [1] * [2]", 'E1036:')
598  call CheckDefFailure("let x = [1] / [2]", 'E1036:')
599  call CheckDefFailure("let x = [1] % [2]", 'E1035:')
600
601  call CheckDefFailure("let x = #{one: 1} * #{two: 2}", 'E1036:')
602  call CheckDefFailure("let x = #{one: 1} / #{two: 2}", 'E1036:')
603  call CheckDefFailure("let x = #{one: 1} % #{two: 2}", 'E1035:')
604
605  call CheckDefFailure("let x = 0xff[1]", 'E714:')
606  if has('float')
607    call CheckDefFailure("let x = 0.7[1]", 'E714:')
608  endif
609endfunc
610
611func Test_expr6_float_fails()
612  CheckFeature float
613  call CheckDefFailure("let x = 1.0 % 2", 'E1035:')
614endfunc
615
616" define here to use old style parsing
617if has('float')
618  let g:float_zero = 0.0
619  let g:float_neg = -9.8
620  let g:float_big = 9.9e99
621endif
622let g:blob_empty = 0z
623let g:blob_one = 0z01
624let g:blob_long = 0z0102.0304
625
626let g:string_empty = ''
627let g:string_short = 'x'
628let g:string_long = 'abcdefghijklm'
629let g:string_special = "ab\ncd\ref\ekk"
630
631let g:special_true = v:true
632let g:special_false = v:false
633let g:special_null = v:null
634let g:special_none = v:none
635
636let g:list_empty = []
637let g:list_mixed = [1, 'b', v:false]
638
639let g:dict_empty = {}
640let g:dict_one = #{one: 1}
641
642let $TESTVAR = 'testvar'
643
644" test low level expression
645def Test_expr7_number()
646  " number constant
647  assert_equal(0, 0)
648  assert_equal(654, 0654)
649
650  assert_equal(6, 0x6)
651  assert_equal(15, 0xf)
652  assert_equal(255, 0xff)
653enddef
654
655def Test_expr7_float()
656  " float constant
657  if !has('float')
658    MissingFeature 'float'
659  else
660    assert_equal(g:float_zero, .0)
661    assert_equal(g:float_zero, 0.0)
662    assert_equal(g:float_neg, -9.8)
663    assert_equal(g:float_big, 9.9e99)
664  endif
665enddef
666
667def Test_expr7_blob()
668  " blob constant
669  assert_equal(g:blob_empty, 0z)
670  assert_equal(g:blob_one, 0z01)
671  assert_equal(g:blob_long, 0z0102.0304)
672enddef
673
674def Test_expr7_string()
675  " string constant
676  assert_equal(g:string_empty, '')
677  assert_equal(g:string_empty, "")
678  assert_equal(g:string_short, 'x')
679  assert_equal(g:string_short, "x")
680  assert_equal(g:string_long, 'abcdefghijklm')
681  assert_equal(g:string_long, "abcdefghijklm")
682  assert_equal(g:string_special, "ab\ncd\ref\ekk")
683enddef
684
685def Test_expr7_special()
686  " special constant
687  assert_equal(g:special_true, true)
688  assert_equal(g:special_false, false)
689  assert_equal(g:special_null, v:null)
690  assert_equal(g:special_none, v:none)
691enddef
692
693def Test_expr7_list()
694  " list
695  assert_equal(g:list_empty, [])
696  assert_equal(g:list_empty, [  ])
697  assert_equal(g:list_mixed, [1, 'b', false])
698
699  call CheckDefExecFailure("let x = g:anint[3]", 'E714:')
700  call CheckDefExecFailure("let x = g:list_mixed['xx']", 'E39:')
701  call CheckDefExecFailure("let x = g:list_empty[3]", 'E684:')
702enddef
703
704def Test_expr7_lambda()
705  " lambda
706  let La = { -> 'result'}
707  assert_equal('result', La())
708  assert_equal([1, 3, 5], [1, 2, 3]->map({key, val -> key + val}))
709enddef
710
711def Test_expr7_dict()
712  " dictionary
713  assert_equal(g:dict_empty, {})
714  assert_equal(g:dict_empty, {  })
715  assert_equal(g:dict_one, {'one': 1})
716  let key = 'one'
717  let val = 1
718  assert_equal(g:dict_one, {key: val})
719
720  call CheckDefExecFailure("let x = g:anint.member", 'E715:')
721  call CheckDefExecFailure("let x = g:dict_empty.member", 'E716:')
722enddef
723
724def Test_expr7_option()
725  " option
726  set ts=11
727  assert_equal(11, &ts)
728  &ts = 9
729  assert_equal(9, &ts)
730  set ts=8
731  set grepprg=some\ text
732  assert_equal('some text', &grepprg)
733  &grepprg = test_null_string()
734  assert_equal('', &grepprg)
735  set grepprg&
736enddef
737
738def Test_expr7_environment()
739  " environment variable
740  assert_equal('testvar', $TESTVAR)
741  assert_equal('', $ASDF_ASD_XXX)
742enddef
743
744def Test_expr7_register()
745  @a = 'register a'
746  assert_equal('register a', @a)
747enddef
748
749def Test_expr7_parens()
750  " (expr)
751  assert_equal(4, (6 * 4) / 6)
752  assert_equal(0, 6 * ( 4 / 6 ))
753
754  assert_equal(6, +6)
755  assert_equal(-6, -6)
756  assert_equal(6, --6)
757  assert_equal(6, -+-6)
758  assert_equal(-6, ---6)
759enddef
760
761def Test_expr7_not()
762  assert_equal(true, !'')
763  assert_equal(true, ![])
764  assert_equal(false, !'asdf')
765  assert_equal(false, ![2])
766  assert_equal(true, !!'asdf')
767  assert_equal(true, !![2])
768
769  assert_equal(true, !test_null_partial())
770  assert_equal(false, !{-> 'yes'})
771
772  assert_equal(true, !test_null_dict())
773  assert_equal(true, !{})
774  assert_equal(false, !{'yes': 'no'})
775
776  if has('channel')
777    assert_equal(true, !test_null_job())
778    assert_equal(true, !test_null_channel())
779  endif
780
781  assert_equal(true, !test_null_blob())
782  assert_equal(true, !0z)
783  assert_equal(false, !0z01)
784
785  assert_equal(true, !test_void())
786  assert_equal(true, !test_unknown())
787enddef
788
789func Test_expr7_fails()
790  call CheckDefFailure("let x = (12", "E110:")
791
792  call CheckDefFailure("let x = -'xx'", "E1030:")
793  call CheckDefFailure("let x = +'xx'", "E1030:")
794
795  call CheckDefFailure("let x = @", "E1002:")
796  call CheckDefFailure("let x = @<", "E354:")
797
798  call CheckDefFailure("let x = &notexist", 'E113:')
799  call CheckDefExecFailure("&grepprg = [343]", 'E1051:')
800
801  call CheckDefExecFailure("echo s:doesnt_exist", 'E121:')
802  call CheckDefExecFailure("echo g:doesnt_exist", 'E121:')
803
804  call CheckDefExecFailure("let x = +g:astring", 'E1030:')
805  call CheckDefExecFailure("let x = +g:ablob", 'E974:')
806  call CheckDefExecFailure("let x = +g:alist", 'E745:')
807  call CheckDefExecFailure("let x = +g:adict", 'E728:')
808endfunc
809
810let g:Funcrefs = [function('add')]
811
812func CallMe(arg)
813  return a:arg
814endfunc
815
816func CallMe2(one, two)
817  return a:one .. a:two
818endfunc
819
820def Test_expr7_trailing()
821  " user function call
822  assert_equal(123, CallMe(123))
823  assert_equal(123, CallMe(  123))
824  assert_equal(123, CallMe(123  ))
825  assert_equal('yesno', CallMe2('yes', 'no'))
826  assert_equal('yesno', CallMe2( 'yes', 'no' ))
827  assert_equal('nothing', CallMe('nothing'))
828
829  " partial call
830  let Part = function('CallMe')
831  assert_equal('yes', Part('yes'))
832
833  " funcref call, using list index
834  let l = []
835  g:Funcrefs[0](l, 2)
836  assert_equal([2], l)
837
838  " method call
839  l = [2, 5, 6]
840  l->map({k, v -> k + v})
841  assert_equal([2, 6, 8], l)
842
843  " lambda method call
844  l = [2, 5]
845  l->{l -> add(l, 8)}()
846  assert_equal([2, 5, 8], l)
847
848  " dict member
849  let d = #{key: 123}
850  assert_equal(123, d.key)
851enddef
852
853func Test_expr7_trailing_fails()
854  call CheckDefFailureList(['let l = [2]', 'l->{l -> add(l, 8)}'], 'E107')
855endfunc
856
857func Test_expr_fails()
858  call CheckDefFailure("let x = '1'is2", 'E488:')
859  call CheckDefFailure("let x = '1'isnot2", 'E488:')
860
861  call CheckDefExecFailure("CallMe ('yes')", 'E492:')
862  call CheckDefFailure("CallMe2('yes','no')", 'E1069:')
863  call CheckDefFailure("CallMe2('yes' , 'no')", 'E1068:')
864
865  call CheckDefFailure("v:nosuch += 3", 'E1001:')
866  call CheckDefFailure("let v:version = 3", 'E1064:')
867  call CheckDefFailure("let asdf = v:nosuch", 'E1001:')
868endfunc
869