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
12func CheckDefFailureMult(lines, error)
13  call writefile(['def! Func()'] + a:lines + ['enddef'], 'Xdef')
14  call assert_fails('so Xdef', a:error, join(a:lines, ' | '))
15  call delete('Xdef')
16endfunc
17
18" Check that "line" inside ":def" results in an "error" message when executed.
19func CheckDefExecFailure(line, error)
20  call writefile(['def! Func()', a:line, 'enddef'], 'Xdef')
21  so Xdef
22  call assert_fails('call Func()', a:error, a:line)
23  call delete('Xdef')
24endfunc
25
26func CheckDefFailureList(lines, error)
27  call writefile(['def! Func()'] + a:lines + ['enddef'], 'Xdef')
28  call assert_fails('so Xdef', a:error, string(a:lines))
29  call delete('Xdef')
30endfunc
31
32" test cond ? expr : expr
33def Test_expr1()
34  assert_equal('one', true ? 'one' : 'two')
35  assert_equal('one', 1 ?
36			'one' :
37			'two')
38  if has('float')
39    assert_equal('one', 0.1 ? 'one' : 'two')
40  endif
41  assert_equal('one', 'x' ? 'one' : 'two')
42  assert_equal('one', 0z1234 ? 'one' : 'two')
43  assert_equal('one', [0] ? 'one' : 'two')
44  assert_equal('one', #{x: 0} ? 'one' : 'two')
45  let var = 1
46  assert_equal('one', var ? 'one' : 'two')
47
48  assert_equal('two', false ? 'one' : 'two')
49  assert_equal('two', 0 ? 'one' : 'two')
50  if has('float')
51    assert_equal('two', 0.0 ? 'one' : 'two')
52  endif
53  assert_equal('two', '' ? 'one' : 'two')
54  assert_equal('two', 0z ? 'one' : 'two')
55  assert_equal('two', [] ? 'one' : 'two')
56  assert_equal('two', {} ? 'one' : 'two')
57  var = 0
58  assert_equal('two', var ? 'one' : 'two')
59enddef
60
61func Test_expr1_fails()
62  call CheckDefFailure("let x = 1 ? 'one'", "Missing ':' after '?'")
63  call CheckDefFailure("let x = 1 ? 'one' : xxx", "E1001:")
64
65  let msg = "white space required before and after '?'"
66  call CheckDefFailure("let x = 1? 'one' : 'two'", msg)
67  call CheckDefFailure("let x = 1 ?'one' : 'two'", msg)
68  call CheckDefFailure("let x = 1?'one' : 'two'", msg)
69
70  let msg = "white space required before and after ':'"
71  call CheckDefFailure("let x = 1 ? 'one': 'two'", msg)
72  call CheckDefFailure("let x = 1 ? 'one' :'two'", msg)
73  call CheckDefFailure("let x = 1 ? 'one':'two'", msg)
74endfunc
75
76" TODO: define inside test function
77def Record(val: any): any
78  g:vals->add(val)
79  return val
80enddef
81
82" test ||
83def Test_expr2()
84  assert_equal(2, 2 || 0)
85  assert_equal(7, 0 ||
86		    0 ||
87		    7)
88  assert_equal(0, 0 || 0)
89  assert_equal('', 0 || '')
90
91  g:vals = []
92  assert_equal(3, Record(3) || Record(1))
93  assert_equal([3], g:vals)
94
95  g:vals = []
96  assert_equal(5, Record(0) || Record(5))
97  assert_equal([0, 5], g:vals)
98
99  g:vals = []
100  assert_equal(4, Record(0) || Record(4) || Record(0))
101  assert_equal([0, 4], g:vals)
102
103  g:vals = []
104  assert_equal(0, Record([]) || Record('') || Record(0))
105  assert_equal([[], '', 0], g:vals)
106enddef
107
108func Test_expr2_fails()
109  let msg = "white space required before and after '||'"
110  call CheckDefFailure("let x = 1||2", msg)
111  call CheckDefFailure("let x = 1 ||2", msg)
112  call CheckDefFailure("let x = 1|| 2", msg)
113
114  call CheckDefFailure("let x = 1 || xxx", 'E1001:')
115endfunc
116
117" test &&
118def Test_expr3()
119  assert_equal(0, 2 && 0)
120  assert_equal(0, 0 &&
121		0 &&
122		7)
123  assert_equal(7, 2 && 3 && 7)
124  assert_equal(0, 0 && 0)
125  assert_equal(0, 0 && '')
126  assert_equal('', 8 && '')
127
128  g:vals = []
129  assert_equal(1, Record(3) && Record(1))
130  assert_equal([3, 1], g:vals)
131
132  g:vals = []
133  assert_equal(0, Record(0) && Record(5))
134  assert_equal([0], g:vals)
135
136  g:vals = []
137  assert_equal(0, Record(0) && Record(4) && Record(0))
138  assert_equal([0], g:vals)
139
140  g:vals = []
141  assert_equal(0, Record(8) && Record(4) && Record(0))
142  assert_equal([8, 4, 0], g:vals)
143
144  g:vals = []
145  assert_equal(0, Record([1]) && Record('z') && Record(0))
146  assert_equal([[1], 'z', 0], g:vals)
147enddef
148
149func Test_expr3_fails()
150  let msg = "white space required before and after '&&'"
151  call CheckDefFailure("let x = 1&&2", msg)
152  call CheckDefFailure("let x = 1 &&2", msg)
153  call CheckDefFailure("let x = 1&& 2", msg)
154endfunc
155
156let atrue = v:true
157let afalse = v:false
158let anone = v:none
159let anull = v:null
160let anint = 10
161let alsoint = 4
162if has('float')
163  let afloat = 0.1
164endif
165let astring = 'asdf'
166let ablob = 0z01ab
167let alist = [2, 3, 4]
168let adict = #{aaa: 2, bbb: 8}
169
170" test == comperator
171def Test_expr4_equal()
172  assert_equal(true, true == true)
173  assert_equal(false, true ==
174			false)
175  assert_equal(true, true == g:atrue)
176  assert_equal(false, g:atrue == false)
177
178  assert_equal(true, v:none == v:none)
179  assert_equal(false, v:none == v:null)
180  assert_equal(true, g:anone == v:none)
181  assert_equal(false, v:none == g:anull)
182
183  assert_equal(false, 2 == 0)
184  assert_equal(true, 61 == 61)
185  assert_equal(true, g:anint == 10)
186  assert_equal(false, 61 == g:anint)
187
188  if has('float')
189    assert_equal(true, 0.3 == 0.3)
190    assert_equal(false, 0.4 == 0.3)
191    assert_equal(true, 0.1 == g:afloat)
192    assert_equal(false, g:afloat == 0.3)
193
194    assert_equal(true, 3.0 == 3)
195    assert_equal(true, 3 == 3.0)
196    assert_equal(false, 3.1 == 3)
197    assert_equal(false, 3 == 3.1)
198  endif
199
200  assert_equal(true, 'abc' == 'abc')
201  assert_equal(false, 'xyz' == 'abc')
202  assert_equal(true, g:astring == 'asdf')
203  assert_equal(false, 'xyz' == g:astring)
204
205  assert_equal(false, 'abc' == 'aBc')
206  assert_equal(false, 'abc' ==# 'aBc')
207  assert_equal(true, 'abc' ==? 'aBc')
208
209  assert_equal(false, 'abc' == 'ABC')
210  set ignorecase
211  assert_equal(false, 'abc' == 'ABC')
212  assert_equal(false, 'abc' ==# 'ABC')
213  set noignorecase
214
215  call CheckDefFailure("let x = 'a' == xxx", 'E1001:')
216
217  assert_equal(true, 0z3f == 0z3f)
218  assert_equal(false, 0z3f == 0z4f)
219  assert_equal(true, g:ablob == 0z01ab)
220  assert_equal(false, 0z3f == g:ablob)
221
222  assert_equal(true, [1, 2, 3] == [1, 2, 3])
223  assert_equal(false, [1, 2, 3] == [2, 3, 1])
224  assert_equal(true, [2, 3, 4] == g:alist)
225  assert_equal(false, g:alist == [2, 3, 1])
226  assert_equal(false, [1, 2, 3] == [])
227  assert_equal(false, [1, 2, 3] == ['1', '2', '3'])
228
229  assert_equal(true, #{one: 1, two: 2} == #{one: 1, two: 2})
230  assert_equal(false, #{one: 1, two: 2} == #{one: 2, two: 2})
231  assert_equal(false, #{one: 1, two: 2} == #{two: 2})
232  assert_equal(false, #{one: 1, two: 2} == #{})
233  assert_equal(true, g:adict == #{bbb: 8, aaa: 2})
234  assert_equal(false, #{ccc: 9, aaa: 2} == g:adict)
235
236  assert_equal(true, function('Test_expr4_equal') == function('Test_expr4_equal'))
237  assert_equal(false, function('Test_expr4_equal') == function('Test_expr4_is'))
238
239  assert_equal(true, function('Test_expr4_equal', [123]) == function('Test_expr4_equal', [123]))
240  assert_equal(false, function('Test_expr4_equal', [123]) == function('Test_expr4_is', [123]))
241  assert_equal(false, function('Test_expr4_equal', [123]) == function('Test_expr4_equal', [999]))
242enddef
243
244" test != comperator
245def Test_expr4_notequal()
246  assert_equal(false, true != true)
247  assert_equal(true, true !=
248			false)
249  assert_equal(false, true != g:atrue)
250  assert_equal(true, g:atrue != false)
251
252  assert_equal(false, v:none != v:none)
253  assert_equal(true, v:none != v:null)
254  assert_equal(false, g:anone != v:none)
255  assert_equal(true, v:none != g:anull)
256
257  assert_equal(true, 2 != 0)
258  assert_equal(false, 55 != 55)
259  assert_equal(false, g:anint != 10)
260  assert_equal(true, 61 != g:anint)
261
262  if has('float')
263    assert_equal(false, 0.3 != 0.3)
264    assert_equal(true, 0.4 != 0.3)
265    assert_equal(false, 0.1 != g:afloat)
266    assert_equal(true, g:afloat != 0.3)
267
268    assert_equal(false, 3.0 != 3)
269    assert_equal(false, 3 != 3.0)
270    assert_equal(true, 3.1 != 3)
271    assert_equal(true, 3 != 3.1)
272  endif
273
274  assert_equal(false, 'abc' != 'abc')
275  assert_equal(true, 'xyz' != 'abc')
276  assert_equal(false, g:astring != 'asdf')
277  assert_equal(true, 'xyz' != g:astring)
278
279  assert_equal(true, 'abc' != 'ABC')
280  set ignorecase
281  assert_equal(true, 'abc' != 'ABC')
282  set noignorecase
283
284  assert_equal(false, 0z3f != 0z3f)
285  assert_equal(true, 0z3f != 0z4f)
286  assert_equal(false, g:ablob != 0z01ab)
287  assert_equal(true, 0z3f != g:ablob)
288
289  assert_equal(false, [1, 2, 3] != [1, 2, 3])
290  assert_equal(true, [1, 2, 3] != [2, 3, 1])
291  assert_equal(false, [2, 3, 4] != g:alist)
292  assert_equal(true, g:alist != [2, 3, 1])
293  assert_equal(true, [1, 2, 3] != [])
294  assert_equal(true, [1, 2, 3] != ['1', '2', '3'])
295
296  assert_equal(false, #{one: 1, two: 2} != #{one: 1, two: 2})
297  assert_equal(true, #{one: 1, two: 2} != #{one: 2, two: 2})
298  assert_equal(true, #{one: 1, two: 2} != #{two: 2})
299  assert_equal(true, #{one: 1, two: 2} != #{})
300  assert_equal(false, g:adict != #{bbb: 8, aaa: 2})
301  assert_equal(true, #{ccc: 9, aaa: 2} != g:adict)
302
303  assert_equal(false, function('Test_expr4_equal') != function('Test_expr4_equal'))
304  assert_equal(true, function('Test_expr4_equal') != function('Test_expr4_is'))
305
306  assert_equal(false, function('Test_expr4_equal', [123]) != function('Test_expr4_equal', [123]))
307  assert_equal(true, function('Test_expr4_equal', [123]) != function('Test_expr4_is', [123]))
308  assert_equal(true, function('Test_expr4_equal', [123]) != function('Test_expr4_equal', [999]))
309enddef
310
311" test > comperator
312def Test_expr4_greater()
313  assert_true(2 > 0)
314  assert_true(2 >
315		1)
316  assert_false(2 > 2)
317  assert_false(2 > 3)
318  if has('float')
319    assert_true(2.0 > 0.0)
320    assert_true(2.0 > 1.0)
321    assert_false(2.0 > 2.0)
322    assert_false(2.0 > 3.0)
323  endif
324enddef
325
326" test >= comperator
327def Test_expr4_greaterequal()
328  assert_true(2 >= 0)
329  assert_true(2 >=
330			2)
331  assert_false(2 >= 3)
332  if has('float')
333    assert_true(2.0 >= 0.0)
334    assert_true(2.0 >= 2.0)
335    assert_false(2.0 >= 3.0)
336  endif
337enddef
338
339" test < comperator
340def Test_expr4_smaller()
341  assert_false(2 < 0)
342  assert_false(2 <
343			2)
344  assert_true(2 < 3)
345  if has('float')
346    assert_false(2.0 < 0.0)
347    assert_false(2.0 < 2.0)
348    assert_true(2.0 < 3.0)
349  endif
350enddef
351
352" test <= comperator
353def Test_expr4_smallerequal()
354  assert_false(2 <= 0)
355  assert_false(2 <=
356			1)
357  assert_true(2 <= 2)
358  assert_true(2 <= 3)
359  if has('float')
360    assert_false(2.0 <= 0.0)
361    assert_false(2.0 <= 1.0)
362    assert_true(2.0 <= 2.0)
363    assert_true(2.0 <= 3.0)
364  endif
365enddef
366
367" test =~ comperator
368def Test_expr4_match()
369  assert_equal(false, '2' =~ '0')
370  assert_equal(true, '2' =~
371			'[0-9]')
372enddef
373
374" test !~ comperator
375def Test_expr4_nomatch()
376  assert_equal(true, '2' !~ '0')
377  assert_equal(false, '2' !~
378			'[0-9]')
379enddef
380
381" test is comperator
382def Test_expr4_is()
383  let mylist = [2]
384  assert_false(mylist is [2])
385  let other = mylist
386  assert_true(mylist is
387		other)
388
389  let myblob = 0z1234
390  assert_false(myblob is 0z1234)
391  let otherblob = myblob
392  assert_true(myblob is otherblob)
393enddef
394
395" test isnot comperator
396def Test_expr4_isnot()
397  let mylist = [2]
398  assert_true('2' isnot '0')
399  assert_true(mylist isnot [2])
400  let other = mylist
401  assert_false(mylist isnot
402			other)
403
404  let myblob = 0z1234
405  assert_true(myblob isnot 0z1234)
406  let otherblob = myblob
407  assert_false(myblob isnot otherblob)
408enddef
409
410def RetVoid()
411  let x = 1
412enddef
413
414func Test_expr4_fails()
415  let msg = "white space required before and after '>'"
416  call CheckDefFailure("let x = 1>2", msg)
417  call CheckDefFailure("let x = 1 >2", msg)
418  call CheckDefFailure("let x = 1> 2", msg)
419
420  let msg = "white space required before and after '=='"
421  call CheckDefFailure("let x = 1==2", msg)
422  call CheckDefFailure("let x = 1 ==2", msg)
423  call CheckDefFailure("let x = 1== 2", msg)
424
425  let msg = "white space required before and after 'is'"
426  call CheckDefFailure("let x = '1'is'2'", msg)
427  call CheckDefFailure("let x = '1' is'2'", msg)
428  call CheckDefFailure("let x = '1'is '2'", msg)
429
430  let msg = "white space required before and after 'isnot'"
431  call CheckDefFailure("let x = '1'isnot'2'", msg)
432  call CheckDefFailure("let x = '1' isnot'2'", msg)
433  call CheckDefFailure("let x = '1'isnot '2'", msg)
434
435  call CheckDefFailure("let x = 1 is# 2", 'E15:')
436  call CheckDefFailure("let x = 1 is? 2", 'E15:')
437  call CheckDefFailure("let x = 1 isnot# 2", 'E15:')
438  call CheckDefFailure("let x = 1 isnot? 2", 'E15:')
439
440  call CheckDefFailure("let x = 1 == '2'", 'Cannot compare number with string')
441  call CheckDefFailure("let x = '1' == 2", 'Cannot compare string with number')
442  call CheckDefFailure("let x = 1 == RetVoid()", 'Cannot use void value')
443  call CheckDefFailure("let x = RetVoid() == 1", 'Cannot compare void with number')
444
445  call CheckDefFailure("let x = true > false", 'Cannot compare bool with bool')
446  call CheckDefFailure("let x = true >= false", 'Cannot compare bool with bool')
447  call CheckDefFailure("let x = true < false", 'Cannot compare bool with bool')
448  call CheckDefFailure("let x = true <= false", 'Cannot compare bool with bool')
449  call CheckDefFailure("let x = true =~ false", 'Cannot compare bool with bool')
450  call CheckDefFailure("let x = true !~ false", 'Cannot compare bool with bool')
451  call CheckDefFailure("let x = true is false", 'Cannot use "is" with bool')
452  call CheckDefFailure("let x = true isnot false", 'Cannot use "isnot" with bool')
453
454  call CheckDefFailure("let x = v:none is v:null", 'Cannot use "is" with special')
455  call CheckDefFailure("let x = v:none isnot v:null", 'Cannot use "isnot" with special')
456  call CheckDefFailure("let x = 123 is 123", 'Cannot use "is" with number')
457  call CheckDefFailure("let x = 123 isnot 123", 'Cannot use "isnot" with number')
458  if has('float')
459    call CheckDefFailure("let x = 1.3 is 1.3", 'Cannot use "is" with float')
460    call CheckDefFailure("let x = 1.3 isnot 1.3", 'Cannot use "isnot" with float')
461  endif
462
463  call CheckDefFailure("let x = 0za1 > 0z34", 'Cannot compare blob with blob')
464  call CheckDefFailure("let x = 0za1 >= 0z34", 'Cannot compare blob with blob')
465  call CheckDefFailure("let x = 0za1 < 0z34", 'Cannot compare blob with blob')
466  call CheckDefFailure("let x = 0za1 <= 0z34", 'Cannot compare blob with blob')
467  call CheckDefFailure("let x = 0za1 =~ 0z34", 'Cannot compare blob with blob')
468  call CheckDefFailure("let x = 0za1 !~ 0z34", 'Cannot compare blob with blob')
469
470  call CheckDefFailure("let x = [13] > [88]", 'Cannot compare list with list')
471  call CheckDefFailure("let x = [13] >= [88]", 'Cannot compare list with list')
472  call CheckDefFailure("let x = [13] < [88]", 'Cannot compare list with list')
473  call CheckDefFailure("let x = [13] <= [88]", 'Cannot compare list with list')
474  call CheckDefFailure("let x = [13] =~ [88]", 'Cannot compare list with list')
475  call CheckDefFailure("let x = [13] !~ [88]", 'Cannot compare list with list')
476
477  call CheckDefFailureMult(['let j: job', 'let chan: channel', 'let r = j == chan'], 'Cannot compare job with channel')
478  call CheckDefFailureMult(['let j: job', 'let x: list<any>', 'let r = j == x'], 'Cannot compare job with list')
479  call CheckDefFailureMult(['let j: job', 'let Xx: func', 'let r = j == Xx'], 'Cannot compare job with func')
480  call CheckDefFailureMult(['let j: job', 'let Xx: func', 'let r = j == Xx'], 'Cannot compare job with func')
481endfunc
482
483" test addition, subtraction, concatenation
484def Test_expr5()
485  assert_equal(66, 60 + 6)
486  assert_equal(70, 60 +
487			g:anint)
488  assert_equal(9, g:alsoint + 5)
489  assert_equal(14, g:alsoint + g:anint)
490
491  assert_equal(54, 60 - 6)
492  assert_equal(50, 60 -
493		    g:anint)
494  assert_equal(-1, g:alsoint - 5)
495  assert_equal(-6, g:alsoint - g:anint)
496
497  assert_equal('hello', 'hel' .. 'lo')
498  assert_equal('hello 123', 'hello ' ..
499					123)
500  assert_equal('123 hello', 123 .. ' hello')
501  assert_equal('123456', 123 .. 456)
502
503  assert_equal([1, 2, 3, 4], [1, 2] + [3, 4])
504  assert_equal(0z11223344, 0z1122 + 0z3344)
505  assert_equal(0z112201ab, 0z1122 + g:ablob)
506  assert_equal(0z01ab3344, g:ablob + 0z3344)
507  assert_equal(0z01ab01ab, g:ablob + g:ablob)
508enddef
509
510def Test_expr5_float()
511  if !has('float')
512    MissingFeature 'float'
513  else
514    assert_equal(66.0, 60.0 + 6.0)
515    assert_equal(66.0, 60.0 + 6)
516    assert_equal(66.0, 60 +
517			 6.0)
518    assert_equal(5.1, g:afloat + 5)
519    assert_equal(8.1, 8 + g:afloat)
520    assert_equal(10.1, g:anint + g:afloat)
521    assert_equal(10.1, g:afloat + g:anint)
522
523    assert_equal(54.0, 60.0 - 6.0)
524    assert_equal(54.0, 60.0 - 6)
525    assert_equal(54.0, 60 - 6.0)
526    assert_equal(-4.9, g:afloat - 5)
527    assert_equal(7.9, 8 - g:afloat)
528    assert_equal(9.9, g:anint - g:afloat)
529    assert_equal(-9.9, g:afloat - g:anint)
530  endif
531enddef
532
533func Test_expr5_fails()
534  let msg = "white space required before and after '+'"
535  call CheckDefFailure("let x = 1+2", msg)
536  call CheckDefFailure("let x = 1 +2", msg)
537  call CheckDefFailure("let x = 1+ 2", msg)
538
539  let msg = "white space required before and after '-'"
540  call CheckDefFailure("let x = 1-2", msg)
541  call CheckDefFailure("let x = 1 -2", msg)
542  call CheckDefFailure("let x = 1- 2", msg)
543
544  let msg = "white space required before and after '..'"
545  call CheckDefFailure("let x = '1'..'2'", msg)
546  call CheckDefFailure("let x = '1' ..'2'", msg)
547  call CheckDefFailure("let x = '1'.. '2'", msg)
548
549  call CheckDefFailure("let x = 0z1122 + 33", 'E1035')
550  call CheckDefFailure("let x = 0z1122 + [3]", 'E1035')
551  call CheckDefFailure("let x = 0z1122 + 'asd'", 'E1035')
552  call CheckDefFailure("let x = 33 + 0z1122", 'E1035')
553  call CheckDefFailure("let x = [3] + 0z1122", 'E1035')
554  call CheckDefFailure("let x = 'asdf' + 0z1122", 'E1035')
555  call CheckDefFailure("let x = 6 + xxx", 'E1001')
556endfunc
557
558" test multiply, divide, modulo
559def Test_expr6()
560  assert_equal(36, 6 * 6)
561  assert_equal(24, 6 *
562			g:alsoint)
563  assert_equal(24, g:alsoint * 6)
564  assert_equal(40, g:anint * g:alsoint)
565
566  assert_equal(10, 60 / 6)
567  assert_equal(6, 60 /
568			g:anint)
569  assert_equal(1, g:anint / 6)
570  assert_equal(2, g:anint / g:alsoint)
571
572  assert_equal(5, 11 % 6)
573  assert_equal(4, g:anint % 6)
574  assert_equal(3, 13 %
575			g:anint)
576  assert_equal(2, g:anint % g:alsoint)
577
578  assert_equal(4, 6 * 4 / 6)
579
580  let x = [2]
581  let y = [3]
582  assert_equal(5, x[0] + y[0])
583  assert_equal(6, x[0] * y[0])
584  if has('float')
585    let xf = [2.0]
586    let yf = [3.0]
587    assert_equal(5.0, xf[0] + yf[0])
588    assert_equal(6.0, xf[0] * yf[0])
589  endif
590
591  call CheckDefFailure("let x = 6 * xxx", 'E1001')
592enddef
593
594def Test_expr6_float()
595  if !has('float')
596    MissingFeature 'float'
597  else
598    assert_equal(36.0, 6.0 * 6)
599    assert_equal(36.0, 6 *
600			   6.0)
601    assert_equal(36.0, 6.0 * 6.0)
602    assert_equal(1.0, g:afloat * g:anint)
603
604    assert_equal(10.0, 60 / 6.0)
605    assert_equal(10.0, 60.0 /
606			6)
607    assert_equal(10.0, 60.0 / 6.0)
608    assert_equal(0.01, g:afloat / g:anint)
609
610    assert_equal(4.0, 6.0 * 4 / 6)
611    assert_equal(4.0, 6 *
612			4.0 /
613			6)
614    assert_equal(4.0, 6 * 4 / 6.0)
615    assert_equal(4.0, 6.0 * 4.0 / 6)
616    assert_equal(4.0, 6 * 4.0 / 6.0)
617    assert_equal(4.0, 6.0 * 4 / 6.0)
618    assert_equal(4.0, 6.0 * 4.0 / 6.0)
619
620    assert_equal(4.0, 6.0 * 4.0 / 6.0)
621  endif
622enddef
623
624func Test_expr6_fails()
625  let msg = "white space required before and after '*'"
626  call CheckDefFailure("let x = 1*2", msg)
627  call CheckDefFailure("let x = 1 *2", msg)
628  call CheckDefFailure("let x = 1* 2", msg)
629
630  let msg = "white space required before and after '/'"
631  call CheckDefFailure("let x = 1/2", msg)
632  call CheckDefFailure("let x = 1 /2", msg)
633  call CheckDefFailure("let x = 1/ 2", msg)
634
635  let msg = "white space required before and after '%'"
636  call CheckDefFailure("let x = 1%2", msg)
637  call CheckDefFailure("let x = 1 %2", msg)
638  call CheckDefFailure("let x = 1% 2", msg)
639
640  call CheckDefFailure("let x = '1' * '2'", 'E1036:')
641  call CheckDefFailure("let x = '1' / '2'", 'E1036:')
642  call CheckDefFailure("let x = '1' % '2'", 'E1035:')
643
644  call CheckDefFailure("let x = 0z01 * 0z12", 'E1036:')
645  call CheckDefFailure("let x = 0z01 / 0z12", 'E1036:')
646  call CheckDefFailure("let x = 0z01 % 0z12", 'E1035:')
647
648  call CheckDefFailure("let x = [1] * [2]", 'E1036:')
649  call CheckDefFailure("let x = [1] / [2]", 'E1036:')
650  call CheckDefFailure("let x = [1] % [2]", 'E1035:')
651
652  call CheckDefFailure("let x = #{one: 1} * #{two: 2}", 'E1036:')
653  call CheckDefFailure("let x = #{one: 1} / #{two: 2}", 'E1036:')
654  call CheckDefFailure("let x = #{one: 1} % #{two: 2}", 'E1035:')
655
656  call CheckDefFailure("let x = 0xff[1]", 'E714:')
657  if has('float')
658    call CheckDefFailure("let x = 0.7[1]", 'E714:')
659  endif
660endfunc
661
662func Test_expr6_float_fails()
663  CheckFeature float
664  call CheckDefFailure("let x = 1.0 % 2", 'E1035:')
665endfunc
666
667" define here to use old style parsing
668if has('float')
669  let g:float_zero = 0.0
670  let g:float_neg = -9.8
671  let g:float_big = 9.9e99
672endif
673let g:blob_empty = 0z
674let g:blob_one = 0z01
675let g:blob_long = 0z0102.0304
676
677let g:string_empty = ''
678let g:string_short = 'x'
679let g:string_long = 'abcdefghijklm'
680let g:string_special = "ab\ncd\ref\ekk"
681
682let g:special_true = v:true
683let g:special_false = v:false
684let g:special_null = v:null
685let g:special_none = v:none
686
687let g:list_empty = []
688let g:list_mixed = [1, 'b', v:false]
689
690let g:dict_empty = {}
691let g:dict_one = #{one: 1}
692
693let $TESTVAR = 'testvar'
694
695" test low level expression
696def Test_expr7_number()
697  " number constant
698  assert_equal(0, 0)
699  assert_equal(654, 0654)
700
701  assert_equal(6, 0x6)
702  assert_equal(15, 0xf)
703  assert_equal(255, 0xff)
704enddef
705
706def Test_expr7_float()
707  " float constant
708  if !has('float')
709    MissingFeature 'float'
710  else
711    assert_equal(g:float_zero, .0)
712    assert_equal(g:float_zero, 0.0)
713    assert_equal(g:float_neg, -9.8)
714    assert_equal(g:float_big, 9.9e99)
715  endif
716enddef
717
718def Test_expr7_blob()
719  " blob constant
720  assert_equal(g:blob_empty, 0z)
721  assert_equal(g:blob_one, 0z01)
722  assert_equal(g:blob_long, 0z0102.0304)
723
724  call CheckDefFailure("let x = 0z123", 'E973:')
725enddef
726
727def Test_expr7_string()
728  " string constant
729  assert_equal(g:string_empty, '')
730  assert_equal(g:string_empty, "")
731  assert_equal(g:string_short, 'x')
732  assert_equal(g:string_short, "x")
733  assert_equal(g:string_long, 'abcdefghijklm')
734  assert_equal(g:string_long, "abcdefghijklm")
735  assert_equal(g:string_special, "ab\ncd\ref\ekk")
736
737  call CheckDefFailure('let x = "abc', 'E114:')
738  call CheckDefFailure("let x = 'abc", 'E115:')
739enddef
740
741def Test_expr7_vimvar()
742  let old: list<string> = v:oldfiles
743  let compl: dict<any> = v:completed_item
744
745  call CheckDefFailure("let old: list<number> = v:oldfiles", 'E1013: type mismatch, expected list<number> but got list<string>')
746  call CheckDefFailure("let old: dict<number> = v:completed_item", 'E1013: type mismatch, expected dict<number> but got dict<any>')
747enddef
748
749def Test_expr7_special()
750  " special constant
751  assert_equal(g:special_true, true)
752  assert_equal(g:special_false, false)
753  assert_equal(g:special_true, v:true)
754  assert_equal(g:special_false, v:false)
755  assert_equal(g:special_null, v:null)
756  assert_equal(g:special_none, v:none)
757
758  call CheckDefFailure('v:true = true', 'E46:')
759  call CheckDefFailure('v:true = false', 'E46:')
760  call CheckDefFailure('v:false = true', 'E46:')
761  call CheckDefFailure('v:null = 11', 'E46:')
762  call CheckDefFailure('v:none = 22', 'E46:')
763enddef
764
765def Test_expr7_list()
766  " list
767  assert_equal(g:list_empty, [])
768  assert_equal(g:list_empty, [  ])
769  assert_equal(g:list_mixed, [1, 'b', false])
770  assert_equal('b', g:list_mixed[1])
771
772  call CheckDefExecFailure("let x = g:anint[3]", 'E714:')
773  call CheckDefFailure("let x = g:list_mixed[xxx]", 'E1001:')
774  call CheckDefExecFailure("let x = g:list_mixed['xx']", 'E39:')
775  call CheckDefFailure("let x = g:list_mixed[0", 'E111:')
776  call CheckDefExecFailure("let x = g:list_empty[3]", 'E684:')
777enddef
778
779def Test_expr7_lambda()
780  " lambda
781  let La = { -> 'result'}
782  assert_equal('result', La())
783  assert_equal([1, 3, 5], [1, 2, 3]->map({key, val -> key + val}))
784enddef
785
786def Test_expr7_dict()
787  " dictionary
788  assert_equal(g:dict_empty, {})
789  assert_equal(g:dict_empty, {  })
790  assert_equal(g:dict_one, {'one': 1})
791  let key = 'one'
792  let val = 1
793  assert_equal(g:dict_one, {key: val})
794
795  call CheckDefFailure("let x = #{8: 8}", 'E1014:')
796  call CheckDefFailure("let x = #{xxx}", 'E720:')
797  call CheckDefFailureMult(["let x = #{xxx: 1", "let y = 2"], 'E722:')
798  call CheckDefFailure("let x = #{xxx: 1,", 'E723:')
799  call CheckDefFailure("let x = {'a': xxx}", 'E1001:')
800  call CheckDefFailure("let x = {xxx: 8}", 'E1001:')
801  call CheckDefFailure("let x = #{a: 1, a: 2}", 'E721:')
802  call CheckDefFailure("let x = #", 'E1015:')
803  call CheckDefFailure("let x += 1", 'E1020:')
804  call CheckDefFailure("let x = x + 1", 'E1001:')
805  call CheckDefExecFailure("let x = g:anint.member", 'E715:')
806  call CheckDefExecFailure("let x = g:dict_empty.member", 'E716:')
807enddef
808
809def Test_expr_member()
810  assert_equal(1, g:dict_one.one)
811
812  call CheckDefFailure("let x = g:dict_one.#$!", 'E1002:')
813enddef
814
815def Test_expr7_option()
816  " option
817  set ts=11
818  assert_equal(11, &ts)
819  &ts = 9
820  assert_equal(9, &ts)
821  set ts=8
822  set grepprg=some\ text
823  assert_equal('some text', &grepprg)
824  &grepprg = test_null_string()
825  assert_equal('', &grepprg)
826  set grepprg&
827enddef
828
829def Test_expr7_environment()
830  " environment variable
831  assert_equal('testvar', $TESTVAR)
832  assert_equal('', $ASDF_ASD_XXX)
833
834  call CheckDefFailure("let x = $$$", 'E1002:')
835enddef
836
837def Test_expr7_register()
838  @a = 'register a'
839  assert_equal('register a', @a)
840enddef
841
842def Test_expr7_parens()
843  " (expr)
844  assert_equal(4, (6 * 4) / 6)
845  assert_equal(0, 6 * ( 4 / 6 ))
846
847  assert_equal(6, +6)
848  assert_equal(-6, -6)
849  assert_equal(6, --6)
850  assert_equal(6, -+-6)
851  assert_equal(-6, ---6)
852enddef
853
854def Test_expr7_negate()
855  assert_equal(-99, -99)
856  assert_equal(99, --99)
857  let nr = 88
858  assert_equal(-88, -nr)
859  assert_equal(88, --nr)
860enddef
861
862def Echo(arg: any): string
863  return arg
864enddef
865
866def s:EchoArg(arg: any): string
867  return arg
868enddef
869
870def Test_expr7_call()
871  assert_equal('yes', 'yes'->Echo())
872  assert_equal('yes', 'yes'->s:EchoArg())
873
874  call CheckDefFailure("let x = 'yes'->Echo", 'E107:')
875enddef
876
877
878def Test_expr7_not()
879  assert_equal(true, !'')
880  assert_equal(true, ![])
881  assert_equal(false, !'asdf')
882  assert_equal(false, ![2])
883  assert_equal(true, !!'asdf')
884  assert_equal(true, !![2])
885
886  assert_equal(true, !test_null_partial())
887  assert_equal(false, !{-> 'yes'})
888
889  assert_equal(true, !test_null_dict())
890  assert_equal(true, !{})
891  assert_equal(false, !{'yes': 'no'})
892
893  if has('channel')
894    assert_equal(true, !test_null_job())
895    assert_equal(true, !test_null_channel())
896  endif
897
898  assert_equal(true, !test_null_blob())
899  assert_equal(true, !0z)
900  assert_equal(false, !0z01)
901
902  assert_equal(true, !test_void())
903  assert_equal(true, !test_unknown())
904enddef
905
906func Test_expr7_fails()
907  call CheckDefFailure("let x = (12", "E110:")
908
909  call CheckDefFailure("let x = -'xx'", "E1030:")
910  call CheckDefFailure("let x = +'xx'", "E1030:")
911  call CheckDefFailure("let x = -0z12", "E974:")
912  call CheckDefExecFailure("let x = -[8]", "E39:")
913  call CheckDefExecFailure("let x = -{'a': 1}", "E39:")
914
915  call CheckDefFailure("let x = @", "E1002:")
916  call CheckDefFailure("let x = @<", "E354:")
917
918  call CheckDefFailure("let x = [1, 2", "E697:")
919  call CheckDefFailure("let x = [notfound]", "E1001:")
920
921  call CheckDefFailure("let x = { -> 123) }", "E451:")
922  call CheckDefFailure("let x = 123->{x -> x + 5) }", "E451:")
923
924  call CheckDefFailure("let x = &notexist", 'E113:')
925  call CheckDefFailure("&grepprg = [343]", 'E1013:')
926
927  call CheckDefExecFailure("echo s:doesnt_exist", 'E121:')
928  call CheckDefExecFailure("echo g:doesnt_exist", 'E121:')
929
930  call CheckDefFailure("echo a:somevar", 'E1075:')
931  call CheckDefFailure("echo l:somevar", 'E1075:')
932  call CheckDefFailure("echo x:somevar", 'E1075:')
933
934  call CheckDefExecFailure("let x = +g:astring", 'E1030:')
935  call CheckDefExecFailure("let x = +g:ablob", 'E974:')
936  call CheckDefExecFailure("let x = +g:alist", 'E745:')
937  call CheckDefExecFailure("let x = +g:adict", 'E728:')
938
939  call CheckDefFailureMult(["let x = ''", "let y = x.memb"], 'E715:')
940
941  call CheckDefExecFailure("[1, 2->len()", 'E492:')
942  call CheckDefExecFailure("#{a: 1->len()", 'E488:')
943  call CheckDefExecFailure("{'a': 1->len()", 'E492:')
944endfunc
945
946let g:Funcrefs = [function('add')]
947
948func CallMe(arg)
949  return a:arg
950endfunc
951
952func CallMe2(one, two)
953  return a:one .. a:two
954endfunc
955
956def Test_expr7_trailing()
957  " user function call
958  assert_equal(123, CallMe(123))
959  assert_equal(123, CallMe(  123))
960  assert_equal(123, CallMe(123  ))
961  assert_equal('yesno', CallMe2('yes', 'no'))
962  assert_equal('yesno', CallMe2( 'yes', 'no' ))
963  assert_equal('nothing', CallMe('nothing'))
964
965  " partial call
966  let Part = function('CallMe')
967  assert_equal('yes', Part('yes'))
968
969  " funcref call, using list index
970  let l = []
971  g:Funcrefs[0](l, 2)
972  assert_equal([2], l)
973
974  " method call
975  l = [2, 5, 6]
976  l->map({k, v -> k + v})
977  assert_equal([2, 6, 8], l)
978
979  " lambda method call
980  l = [2, 5]
981  l->{l -> add(l, 8)}()
982  assert_equal([2, 5, 8], l)
983
984  " dict member
985  let d = #{key: 123}
986  assert_equal(123, d.key)
987enddef
988
989
990func Test_expr7_trailing_fails()
991  call CheckDefFailureList(['let l = [2]', 'l->{l -> add(l, 8)}'], 'E107')
992  call CheckDefFailureList(['let l = [2]', 'l->{l -> add(l, 8)} ()'], 'E274')
993endfunc
994
995func Test_expr_fails()
996  call CheckDefFailure("let x = '1'is2", 'E488:')
997  call CheckDefFailure("let x = '1'isnot2", 'E488:')
998
999  call CheckDefExecFailure("CallMe ('yes')", 'E492:')
1000  call CheckDefFailure("CallMe2('yes','no')", 'E1069:')
1001  call CheckDefFailure("CallMe2('yes' , 'no')", 'E1068:')
1002
1003  call CheckDefFailure("v:nosuch += 3", 'E1001:')
1004  call CheckDefFailure("let v:statusmsg = ''", 'E1064:')
1005  call CheckDefFailure("let asdf = v:nosuch", 'E1001:')
1006
1007  call CheckDefFailure("echo len('asdf'", 'E110:')
1008  call CheckDefFailure("echo Func0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789()", 'E1011:')
1009  call CheckDefFailure("echo doesnotexist()", 'E117:')
1010endfunc
1011