1" Tests for the Vim script debug commands
2
3source shared.vim
4source screendump.vim
5source check.vim
6
7CheckRunVimInTerminal
8
9func CheckCWD()
10  " Check that the longer lines don't wrap due to the length of the script name
11  " in cwd
12  let script_len = len( getcwd() .. '/Xtest1.vim' )
13  let longest_line = len( 'Breakpoint in "" line 1' )
14  if script_len > ( 75 - longest_line )
15    throw 'Skipped: Your CWD has too many characters'
16  endif
17endfunc
18command! -nargs=0 -bar CheckCWD call CheckCWD()
19
20" "options" argument can contain:
21" 'msec' - time to wait for a match
22" 'match' - "pattern" to use "lines" as pattern instead of text
23func CheckDbgOutput(buf, lines, options = {})
24  " Verify the expected output
25  let lnum = 20 - len(a:lines)
26  let msec = get(a:options, 'msec', 1000)
27  for l in a:lines
28    if get(a:options, 'match', 'equal') ==# 'pattern'
29      call WaitForAssert({-> assert_match(l, term_getline(a:buf, lnum))}, msec)
30    else
31      call WaitForAssert({-> assert_equal(l, term_getline(a:buf, lnum))}, msec)
32    endif
33    let lnum += 1
34  endfor
35endfunc
36
37" Run a Vim debugger command
38" If the expected output argument is supplied, then check for it.
39func RunDbgCmd(buf, cmd, ...)
40  call term_sendkeys(a:buf, a:cmd . "\r")
41  call TermWait(a:buf)
42
43  if a:0 != 0
44    let options = #{match: 'equal'}
45    if a:0 > 1
46      call extend(options, a:2)
47    endif
48    call CheckDbgOutput(a:buf, a:1, options)
49  endif
50endfunc
51
52" Debugger tests
53func Test_Debugger()
54  " Create a Vim script with some functions
55  let lines =<< trim END
56	func Foo()
57	  let var1 = 1
58	  let var2 = Bar(var1) + 9
59	  return var2
60	endfunc
61	func Bar(var)
62	  let var1 = 2 + a:var
63	  let var2 = Bazz(var1) + 4
64	  return var2
65	endfunc
66	func Bazz(var)
67	  try
68	    let var1 = 3 + a:var
69	    let var3 = "another var"
70	    let var3 = "value2"
71	  catch
72	    let var4 = "exception"
73	  endtry
74	  return var1
75	endfunc
76  END
77  call writefile(lines, 'Xtest.vim')
78
79  " Start Vim in a terminal
80  let buf = RunVimInTerminal('-S Xtest.vim', {})
81
82  " Start the Vim debugger
83  call RunDbgCmd(buf, ':debug echo Foo()', ['cmd: echo Foo()'])
84
85  " Create a few stack frames by stepping through functions
86  call RunDbgCmd(buf, 'step', ['line 1: let var1 = 1'])
87  call RunDbgCmd(buf, 'step', ['line 2: let var2 = Bar(var1) + 9'])
88  call RunDbgCmd(buf, 'step', ['line 1: let var1 = 2 + a:var'])
89  call RunDbgCmd(buf, 'step', ['line 2: let var2 = Bazz(var1) + 4'])
90  call RunDbgCmd(buf, 'step', ['line 1: try'])
91  call RunDbgCmd(buf, 'step', ['line 2: let var1 = 3 + a:var'])
92  call RunDbgCmd(buf, 'step', ['line 3: let var3 = "another var"'])
93
94  " check backtrace
95  call RunDbgCmd(buf, 'backtrace', [
96	      \ '  2 function Foo[2]',
97	      \ '  1 Bar[2]',
98	      \ '->0 Bazz',
99	      \ 'line 3: let var3 = "another var"'])
100
101  " Check variables in different stack frames
102  call RunDbgCmd(buf, 'echo var1', ['6'])
103
104  call RunDbgCmd(buf, 'up')
105  call RunDbgCmd(buf, 'back', [
106	      \ '  2 function Foo[2]',
107	      \ '->1 Bar[2]',
108	      \ '  0 Bazz',
109	      \ 'line 3: let var3 = "another var"'])
110  call RunDbgCmd(buf, 'echo var1', ['3'])
111
112  call RunDbgCmd(buf, 'u')
113  call RunDbgCmd(buf, 'bt', [
114	      \ '->2 function Foo[2]',
115	      \ '  1 Bar[2]',
116	      \ '  0 Bazz',
117	      \ 'line 3: let var3 = "another var"'])
118  call RunDbgCmd(buf, 'echo var1', ['1'])
119
120  " Undefined variables
121  call RunDbgCmd(buf, 'step')
122  call RunDbgCmd(buf, 'frame 2')
123  call RunDbgCmd(buf, 'echo var3', [
124	\ 'Error detected while processing function Foo[2]..Bar[2]..Bazz:',
125	\ 'line    4:',
126	\ 'E121: Undefined variable: var3'])
127
128  " var3 is defined in this level with some other value
129  call RunDbgCmd(buf, 'fr 0')
130  call RunDbgCmd(buf, 'echo var3', ['another var'])
131
132  call RunDbgCmd(buf, 'step')
133  call RunDbgCmd(buf, '')
134  call RunDbgCmd(buf, '')
135  call RunDbgCmd(buf, '')
136  call RunDbgCmd(buf, '')
137  call RunDbgCmd(buf, 'step', [
138	      \ 'function Foo[2]..Bar',
139	      \ 'line 3: End of function'])
140  call RunDbgCmd(buf, 'up')
141
142  " Undefined var2
143  call RunDbgCmd(buf, 'echo var2', [
144	      \ 'Error detected while processing function Foo[2]..Bar:',
145	      \ 'line    3:',
146	      \ 'E121: Undefined variable: var2'])
147
148  " Var2 is defined with 10
149  call RunDbgCmd(buf, 'down')
150  call RunDbgCmd(buf, 'echo var2', ['10'])
151
152  " Backtrace movements
153  call RunDbgCmd(buf, 'b', [
154	      \ '  1 function Foo[2]',
155	      \ '->0 Bar',
156	      \ 'line 3: End of function'])
157
158  " next command cannot go down, we are on bottom
159  call RunDbgCmd(buf, 'down', ['frame is zero'])
160  call RunDbgCmd(buf, 'up')
161
162  " next command cannot go up, we are on top
163  call RunDbgCmd(buf, 'up', ['frame at highest level: 1'])
164  call RunDbgCmd(buf, 'where', [
165	      \ '->1 function Foo[2]',
166	      \ '  0 Bar',
167	      \ 'line 3: End of function'])
168
169  " fil is not frame or finish, it is file
170  call RunDbgCmd(buf, 'fil', ['"[No Name]" --No lines in buffer--'])
171
172  " relative backtrace movement
173  call RunDbgCmd(buf, 'fr -1')
174  call RunDbgCmd(buf, 'frame', [
175	      \ '  1 function Foo[2]',
176	      \ '->0 Bar',
177	      \ 'line 3: End of function'])
178
179  call RunDbgCmd(buf, 'fr +1')
180  call RunDbgCmd(buf, 'fram', [
181	      \ '->1 function Foo[2]',
182	      \ '  0 Bar',
183	      \ 'line 3: End of function'])
184
185  " go beyond limits does not crash
186  call RunDbgCmd(buf, 'fr 100', ['frame at highest level: 1'])
187  call RunDbgCmd(buf, 'fra', [
188	      \ '->1 function Foo[2]',
189	      \ '  0 Bar',
190	      \ 'line 3: End of function'])
191
192  call RunDbgCmd(buf, 'frame -40', ['frame is zero'])
193  call RunDbgCmd(buf, 'fram', [
194	      \ '  1 function Foo[2]',
195	      \ '->0 Bar',
196	      \ 'line 3: End of function'])
197
198  " final result 19
199  call RunDbgCmd(buf, 'cont', ['19'])
200
201  " breakpoints tests
202
203  " Start a debug session, so that reading the last line from the terminal
204  " works properly.
205  call RunDbgCmd(buf, ':debug echo Foo()', ['cmd: echo Foo()'])
206
207  " No breakpoints
208  call RunDbgCmd(buf, 'breakl', ['No breakpoints defined'])
209
210  " Place some breakpoints
211  call RunDbgCmd(buf, 'breaka func Bar')
212  call RunDbgCmd(buf, 'breaklis', ['  1  func Bar  line 1'])
213  call RunDbgCmd(buf, 'breakadd func 3 Bazz')
214  call RunDbgCmd(buf, 'breaklist', ['  1  func Bar  line 1',
215	      \ '  2  func Bazz  line 3'])
216
217  " Check whether the breakpoints are hit
218  call RunDbgCmd(buf, 'cont', [
219	      \ 'Breakpoint in "Bar" line 1',
220	      \ 'function Foo[2]..Bar',
221	      \ 'line 1: let var1 = 2 + a:var'])
222  call RunDbgCmd(buf, 'cont', [
223	      \ 'Breakpoint in "Bazz" line 3',
224	      \ 'function Foo[2]..Bar[2]..Bazz',
225	      \ 'line 3: let var3 = "another var"'])
226
227  " Delete the breakpoints
228  call RunDbgCmd(buf, 'breakd 1')
229  call RunDbgCmd(buf, 'breakli', ['  2  func Bazz  line 3'])
230  call RunDbgCmd(buf, 'breakdel func 3 Bazz')
231  call RunDbgCmd(buf, 'breakl', ['No breakpoints defined'])
232
233  call RunDbgCmd(buf, 'cont')
234
235  " Make sure the breakpoints are removed
236  call RunDbgCmd(buf, ':echo Foo()', ['19'])
237
238  " Delete a non-existing breakpoint
239  call RunDbgCmd(buf, ':breakdel 2', ['E161: Breakpoint not found: 2'])
240
241  " Expression breakpoint
242  call RunDbgCmd(buf, ':breakadd func 2 Bazz')
243  call RunDbgCmd(buf, ':echo Bazz(1)', [
244	      \ 'Entering Debug mode.  Type "cont" to continue.',
245	      \ 'function Bazz',
246	      \ 'line 2: let var1 = 3 + a:var'])
247  call RunDbgCmd(buf, 'step')
248  call RunDbgCmd(buf, 'step')
249  call RunDbgCmd(buf, 'breaka expr var3')
250  call RunDbgCmd(buf, 'breakl', ['  3  func Bazz  line 2',
251	      \ '  4  expr var3'])
252  call RunDbgCmd(buf, 'cont', ['Breakpoint in "Bazz" line 5',
253	      \ 'Oldval = "''another var''"',
254	      \ 'Newval = "''value2''"',
255	      \ 'function Bazz',
256	      \ 'line 5: catch'])
257
258  call RunDbgCmd(buf, 'breakdel *')
259  call RunDbgCmd(buf, 'breakl', ['No breakpoints defined'])
260
261  " Check for error cases
262  call RunDbgCmd(buf, 'breakadd abcd', [
263	      \ 'Error detected while processing function Bazz:',
264	      \ 'line    5:',
265	      \ 'E475: Invalid argument: abcd'])
266  call RunDbgCmd(buf, 'breakadd func', ['E475: Invalid argument: func'])
267  call RunDbgCmd(buf, 'breakadd func 2', ['E475: Invalid argument: func 2'])
268  call RunDbgCmd(buf, 'breaka func a()', ['E475: Invalid argument: func a()'])
269  call RunDbgCmd(buf, 'breakd abcd', ['E475: Invalid argument: abcd'])
270  call RunDbgCmd(buf, 'breakd func', ['E475: Invalid argument: func'])
271  call RunDbgCmd(buf, 'breakd func a()', ['E475: Invalid argument: func a()'])
272  call RunDbgCmd(buf, 'breakd func a', ['E161: Breakpoint not found: func a'])
273  call RunDbgCmd(buf, 'breakd expr', ['E475: Invalid argument: expr'])
274  call RunDbgCmd(buf, 'breakd expr x', [
275	      \ 'E121: Undefined variable: x',
276	      \ 'E161: Breakpoint not found: expr x'])
277
278  " finish the current function
279  call RunDbgCmd(buf, 'finish', [
280	      \ 'function Bazz',
281	      \ 'line 8: End of function'])
282  call RunDbgCmd(buf, 'cont')
283
284  " Test for :next
285  call RunDbgCmd(buf, ':debug echo Bar(1)')
286  call RunDbgCmd(buf, 'step')
287  call RunDbgCmd(buf, 'next')
288  call RunDbgCmd(buf, '', [
289	      \ 'function Bar',
290	      \ 'line 3: return var2'])
291  call RunDbgCmd(buf, 'c')
292
293  " Test for :interrupt
294  call RunDbgCmd(buf, ':debug echo Bazz(1)')
295  call RunDbgCmd(buf, 'step')
296  call RunDbgCmd(buf, 'step')
297  call RunDbgCmd(buf, 'interrupt', [
298	      \ 'Exception thrown: Vim:Interrupt',
299	      \ 'function Bazz',
300	      \ 'line 5: catch'])
301  call RunDbgCmd(buf, 'c')
302
303  " Test for :quit
304  call RunDbgCmd(buf, ':debug echo Foo()')
305  call RunDbgCmd(buf, 'breakdel *')
306  call RunDbgCmd(buf, 'breakadd func 3 Foo')
307  call RunDbgCmd(buf, 'breakadd func 3 Bazz')
308  call RunDbgCmd(buf, 'cont', [
309	      \ 'Breakpoint in "Bazz" line 3',
310	      \ 'function Foo[2]..Bar[2]..Bazz',
311	      \ 'line 3: let var3 = "another var"'])
312  call RunDbgCmd(buf, 'quit', [
313	      \ 'Breakpoint in "Foo" line 3',
314	      \ 'function Foo',
315	      \ 'line 3: return var2'])
316  call RunDbgCmd(buf, 'breakdel *')
317  call RunDbgCmd(buf, 'quit')
318  call RunDbgCmd(buf, 'enew! | only!')
319
320  call StopVimInTerminal(buf)
321
322  " Tests for :breakadd file and :breakadd here
323  " Breakpoints should be set before sourcing the file
324
325  let lines =<< trim END
326	let var1 = 10
327	let var2 = 20
328	let var3 = 30
329	let var4 = 40
330  END
331  call writefile(lines, 'Xtest.vim')
332
333  " Start Vim in a terminal
334  let buf = RunVimInTerminal('Xtest.vim', {})
335  call RunDbgCmd(buf, ':breakadd file 2 Xtest.vim')
336  call RunDbgCmd(buf, ':4 | breakadd here')
337  call RunDbgCmd(buf, ':source Xtest.vim', ['line 2: let var2 = 20'])
338  call RunDbgCmd(buf, 'cont', ['line 4: let var4 = 40'])
339  call RunDbgCmd(buf, 'cont')
340
341  call StopVimInTerminal(buf)
342
343  call delete('Xtest.vim')
344  %bw!
345  call assert_fails('breakadd here', 'E32:')
346  call assert_fails('breakadd file Xtest.vim /\)/', 'E55:')
347endfunc
348
349func Test_Backtrace_Through_Source()
350  CheckCWD
351  let file1 =<< trim END
352    func SourceAnotherFile()
353      source Xtest2.vim
354    endfunc
355
356    func CallAFunction()
357      call SourceAnotherFile()
358      call File2Function()
359    endfunc
360
361    func GlobalFunction()
362      call CallAFunction()
363    endfunc
364  END
365  call writefile(file1, 'Xtest1.vim')
366
367  let file2 =<< trim END
368    func DoAThing()
369      echo "DoAThing"
370    endfunc
371
372    func File2Function()
373      call DoAThing()
374    endfunc
375
376    call File2Function()
377  END
378  call writefile(file2, 'Xtest2.vim')
379
380  let buf = RunVimInTerminal('-S Xtest1.vim', {})
381
382  call RunDbgCmd(buf,
383                \ ':debug call GlobalFunction()',
384                \ ['cmd: call GlobalFunction()'])
385  call RunDbgCmd(buf, 'step', ['line 1: call CallAFunction()'])
386
387  call RunDbgCmd(buf, 'backtrace', ['>backtrace',
388                                    \ '->0 function GlobalFunction',
389                                    \ 'line 1: call CallAFunction()'])
390
391  call RunDbgCmd(buf, 'step', ['line 1: call SourceAnotherFile()'])
392  call RunDbgCmd(buf, 'step', ['line 1: source Xtest2.vim'])
393
394  call RunDbgCmd(buf, 'backtrace', ['>backtrace',
395                                    \ '  2 function GlobalFunction[1]',
396                                    \ '  1 CallAFunction[1]',
397                                    \ '->0 SourceAnotherFile',
398                                    \ 'line 1: source Xtest2.vim'])
399
400  " Step into the 'source' command. Note that we print the full trace all the
401  " way though the source command.
402  call RunDbgCmd(buf, 'step', ['line 1: func DoAThing()'])
403  call RunDbgCmd(buf, 'backtrace', [
404        \ '>backtrace',
405        \ '  3 function GlobalFunction[1]',
406        \ '  2 CallAFunction[1]',
407        \ '  1 SourceAnotherFile[1]',
408        \ '->0 script ' .. getcwd() .. '/Xtest2.vim',
409        \ 'line 1: func DoAThing()'])
410
411  call RunDbgCmd( buf, 'up' )
412  call RunDbgCmd( buf, 'backtrace', [
413        \ '>backtrace',
414        \ '  3 function GlobalFunction[1]',
415        \ '  2 CallAFunction[1]',
416        \ '->1 SourceAnotherFile[1]',
417        \ '  0 script ' .. getcwd() .. '/Xtest2.vim',
418        \ 'line 1: func DoAThing()' ] )
419
420  call RunDbgCmd( buf, 'up' )
421  call RunDbgCmd( buf, 'backtrace', [
422        \ '>backtrace',
423        \ '  3 function GlobalFunction[1]',
424        \ '->2 CallAFunction[1]',
425        \ '  1 SourceAnotherFile[1]',
426        \ '  0 script ' .. getcwd() .. '/Xtest2.vim',
427        \ 'line 1: func DoAThing()' ] )
428
429  call RunDbgCmd( buf, 'up' )
430  call RunDbgCmd( buf, 'backtrace', [
431        \ '>backtrace',
432        \ '->3 function GlobalFunction[1]',
433        \ '  2 CallAFunction[1]',
434        \ '  1 SourceAnotherFile[1]',
435        \ '  0 script ' .. getcwd() .. '/Xtest2.vim',
436        \ 'line 1: func DoAThing()' ] )
437
438  call RunDbgCmd( buf, 'up', [ 'frame at highest level: 3' ] )
439  call RunDbgCmd( buf, 'backtrace', [
440        \ '>backtrace',
441        \ '->3 function GlobalFunction[1]',
442        \ '  2 CallAFunction[1]',
443        \ '  1 SourceAnotherFile[1]',
444        \ '  0 script ' .. getcwd() .. '/Xtest2.vim',
445        \ 'line 1: func DoAThing()' ] )
446
447  call RunDbgCmd( buf, 'down' )
448  call RunDbgCmd( buf, 'backtrace', [
449        \ '>backtrace',
450        \ '  3 function GlobalFunction[1]',
451        \ '->2 CallAFunction[1]',
452        \ '  1 SourceAnotherFile[1]',
453        \ '  0 script ' .. getcwd() .. '/Xtest2.vim',
454        \ 'line 1: func DoAThing()' ] )
455
456  call RunDbgCmd( buf, 'down' )
457  call RunDbgCmd( buf, 'backtrace', [
458        \ '>backtrace',
459        \ '  3 function GlobalFunction[1]',
460        \ '  2 CallAFunction[1]',
461        \ '->1 SourceAnotherFile[1]',
462        \ '  0 script ' .. getcwd() .. '/Xtest2.vim',
463        \ 'line 1: func DoAThing()' ] )
464
465  call RunDbgCmd( buf, 'down' )
466  call RunDbgCmd( buf, 'backtrace', [
467        \ '>backtrace',
468        \ '  3 function GlobalFunction[1]',
469        \ '  2 CallAFunction[1]',
470        \ '  1 SourceAnotherFile[1]',
471        \ '->0 script ' .. getcwd() .. '/Xtest2.vim',
472        \ 'line 1: func DoAThing()' ] )
473
474  call RunDbgCmd( buf, 'down', [ 'frame is zero' ] )
475
476  " step until we have another meaninfgul trace
477  call RunDbgCmd(buf, 'step', ['line 5: func File2Function()'])
478  call RunDbgCmd(buf, 'step', ['line 9: call File2Function()'])
479  call RunDbgCmd(buf, 'backtrace', [
480        \ '>backtrace',
481        \ '  3 function GlobalFunction[1]',
482        \ '  2 CallAFunction[1]',
483        \ '  1 SourceAnotherFile[1]',
484        \ '->0 script ' .. getcwd() .. '/Xtest2.vim',
485        \ 'line 9: call File2Function()'])
486
487  call RunDbgCmd(buf, 'step', ['line 1: call DoAThing()'])
488  call RunDbgCmd(buf, 'step', ['line 1: echo "DoAThing"'])
489  call RunDbgCmd(buf, 'backtrace', [
490        \ '>backtrace',
491        \ '  5 function GlobalFunction[1]',
492        \ '  4 CallAFunction[1]',
493        \ '  3 SourceAnotherFile[1]',
494        \ '  2 script ' .. getcwd() .. '/Xtest2.vim[9]',
495        \ '  1 function File2Function[1]',
496        \ '->0 DoAThing',
497        \ 'line 1: echo "DoAThing"'])
498
499  " Now, step (back to Xfile1.vim), and call the function _in_ Xfile2.vim
500  call RunDbgCmd(buf, 'step', ['line 1: End of function'])
501  call RunDbgCmd(buf, 'step', ['line 1: End of function'])
502  call RunDbgCmd(buf, 'step', ['line 10: End of sourced file'])
503  call RunDbgCmd(buf, 'step', ['line 1: End of function'])
504  call RunDbgCmd(buf, 'step', ['line 2: call File2Function()'])
505  call RunDbgCmd(buf, 'backtrace', [
506        \ '>backtrace',
507        \ '  1 function GlobalFunction[1]',
508        \ '->0 CallAFunction',
509        \ 'line 2: call File2Function()'])
510
511  call RunDbgCmd(buf, 'step', ['line 1: call DoAThing()'])
512  call RunDbgCmd(buf, 'backtrace', [
513        \ '>backtrace',
514        \ '  2 function GlobalFunction[1]',
515        \ '  1 CallAFunction[2]',
516        \ '->0 File2Function',
517        \ 'line 1: call DoAThing()'])
518
519  call StopVimInTerminal(buf)
520  call delete('Xtest1.vim')
521  call delete('Xtest2.vim')
522endfunc
523
524func Test_Backtrace_Autocmd()
525  CheckCWD
526  let file1 =<< trim END
527    func SourceAnotherFile()
528      source Xtest2.vim
529    endfunc
530
531    func CallAFunction()
532      call SourceAnotherFile()
533      call File2Function()
534    endfunc
535
536    func GlobalFunction()
537      call CallAFunction()
538    endfunc
539
540    au User TestGlobalFunction :call GlobalFunction() | echo "Done"
541  END
542  call writefile(file1, 'Xtest1.vim')
543
544  let file2 =<< trim END
545    func DoAThing()
546      echo "DoAThing"
547    endfunc
548
549    func File2Function()
550      call DoAThing()
551    endfunc
552
553    call File2Function()
554  END
555  call writefile(file2, 'Xtest2.vim')
556
557  let buf = RunVimInTerminal('-S Xtest1.vim', {})
558
559  call RunDbgCmd(buf,
560                \ ':debug doautocmd User TestGlobalFunction',
561                \ ['cmd: doautocmd User TestGlobalFunction'])
562  call RunDbgCmd(buf, 'step', ['cmd: call GlobalFunction() | echo "Done"'])
563
564  " At this point the ontly thing in the stack is the autocommand
565  call RunDbgCmd(buf, 'backtrace', [
566        \ '>backtrace',
567        \ '->0 User Autocommands for "TestGlobalFunction"',
568        \ 'cmd: call GlobalFunction() | echo "Done"'])
569
570  " And now we're back into the call stack
571  call RunDbgCmd(buf, 'step', ['line 1: call CallAFunction()'])
572  call RunDbgCmd(buf, 'backtrace', [
573        \ '>backtrace',
574        \ '  1 User Autocommands for "TestGlobalFunction"',
575        \ '->0 function GlobalFunction',
576        \ 'line 1: call CallAFunction()'])
577
578  call RunDbgCmd(buf, 'step', ['line 1: call SourceAnotherFile()'])
579  call RunDbgCmd(buf, 'step', ['line 1: source Xtest2.vim'])
580
581  call RunDbgCmd(buf, 'backtrace', [
582        \ '>backtrace',
583        \ '  3 User Autocommands for "TestGlobalFunction"',
584        \ '  2 function GlobalFunction[1]',
585        \ '  1 CallAFunction[1]',
586        \ '->0 SourceAnotherFile',
587        \ 'line 1: source Xtest2.vim'])
588
589  " Step into the 'source' command. Note that we print the full trace all the
590  " way though the source command.
591  call RunDbgCmd(buf, 'step', ['line 1: func DoAThing()'])
592  call RunDbgCmd(buf, 'backtrace', [
593        \ '>backtrace',
594        \ '  4 User Autocommands for "TestGlobalFunction"',
595        \ '  3 function GlobalFunction[1]',
596        \ '  2 CallAFunction[1]',
597        \ '  1 SourceAnotherFile[1]',
598        \ '->0 script ' .. getcwd() .. '/Xtest2.vim',
599        \ 'line 1: func DoAThing()'])
600
601  call RunDbgCmd( buf, 'up' )
602  call RunDbgCmd( buf, 'backtrace', [
603        \ '>backtrace',
604        \ '  4 User Autocommands for "TestGlobalFunction"',
605        \ '  3 function GlobalFunction[1]',
606        \ '  2 CallAFunction[1]',
607        \ '->1 SourceAnotherFile[1]',
608        \ '  0 script ' .. getcwd() .. '/Xtest2.vim',
609        \ 'line 1: func DoAThing()' ] )
610
611  call RunDbgCmd( buf, 'up' )
612  call RunDbgCmd( buf, 'backtrace', [
613        \ '>backtrace',
614        \ '  4 User Autocommands for "TestGlobalFunction"',
615        \ '  3 function GlobalFunction[1]',
616        \ '->2 CallAFunction[1]',
617        \ '  1 SourceAnotherFile[1]',
618        \ '  0 script ' .. getcwd() .. '/Xtest2.vim',
619        \ 'line 1: func DoAThing()' ] )
620
621  call RunDbgCmd( buf, 'up' )
622  call RunDbgCmd( buf, 'backtrace', [
623        \ '>backtrace',
624        \ '  4 User Autocommands for "TestGlobalFunction"',
625        \ '->3 function GlobalFunction[1]',
626        \ '  2 CallAFunction[1]',
627        \ '  1 SourceAnotherFile[1]',
628        \ '  0 script ' .. getcwd() .. '/Xtest2.vim',
629        \ 'line 1: func DoAThing()' ] )
630
631  call RunDbgCmd( buf, 'up' )
632  call RunDbgCmd( buf, 'backtrace', [
633        \ '>backtrace',
634        \ '->4 User Autocommands for "TestGlobalFunction"',
635        \ '  3 function GlobalFunction[1]',
636        \ '  2 CallAFunction[1]',
637        \ '  1 SourceAnotherFile[1]',
638        \ '  0 script ' .. getcwd() .. '/Xtest2.vim',
639        \ 'line 1: func DoAThing()' ] )
640
641  call RunDbgCmd( buf, 'up', [ 'frame at highest level: 4' ] )
642  call RunDbgCmd( buf, 'backtrace', [
643        \ '>backtrace',
644        \ '->4 User Autocommands for "TestGlobalFunction"',
645        \ '  3 function GlobalFunction[1]',
646        \ '  2 CallAFunction[1]',
647        \ '  1 SourceAnotherFile[1]',
648        \ '  0 script ' .. getcwd() .. '/Xtest2.vim',
649        \ 'line 1: func DoAThing()' ] )
650
651  call RunDbgCmd( buf, 'down' )
652  call RunDbgCmd( buf, 'backtrace', [
653        \ '>backtrace',
654        \ '  4 User Autocommands for "TestGlobalFunction"',
655        \ '->3 function GlobalFunction[1]',
656        \ '  2 CallAFunction[1]',
657        \ '  1 SourceAnotherFile[1]',
658        \ '  0 script ' .. getcwd() .. '/Xtest2.vim',
659        \ 'line 1: func DoAThing()' ] )
660
661
662  call RunDbgCmd( buf, 'down' )
663  call RunDbgCmd( buf, 'backtrace', [
664        \ '>backtrace',
665        \ '  4 User Autocommands for "TestGlobalFunction"',
666        \ '  3 function GlobalFunction[1]',
667        \ '->2 CallAFunction[1]',
668        \ '  1 SourceAnotherFile[1]',
669        \ '  0 script ' .. getcwd() .. '/Xtest2.vim',
670        \ 'line 1: func DoAThing()' ] )
671
672  call RunDbgCmd( buf, 'down' )
673  call RunDbgCmd( buf, 'backtrace', [
674        \ '>backtrace',
675        \ '  4 User Autocommands for "TestGlobalFunction"',
676        \ '  3 function GlobalFunction[1]',
677        \ '  2 CallAFunction[1]',
678        \ '->1 SourceAnotherFile[1]',
679        \ '  0 script ' .. getcwd() .. '/Xtest2.vim',
680        \ 'line 1: func DoAThing()' ] )
681
682  call RunDbgCmd( buf, 'down' )
683  call RunDbgCmd( buf, 'backtrace', [
684        \ '>backtrace',
685        \ '  4 User Autocommands for "TestGlobalFunction"',
686        \ '  3 function GlobalFunction[1]',
687        \ '  2 CallAFunction[1]',
688        \ '  1 SourceAnotherFile[1]',
689        \ '->0 script ' .. getcwd() .. '/Xtest2.vim',
690        \ 'line 1: func DoAThing()' ] )
691
692  call RunDbgCmd( buf, 'down', [ 'frame is zero' ] )
693
694  " step until we have another meaninfgul trace
695  call RunDbgCmd(buf, 'step', ['line 5: func File2Function()'])
696  call RunDbgCmd(buf, 'step', ['line 9: call File2Function()'])
697  call RunDbgCmd(buf, 'backtrace', [
698        \ '>backtrace',
699        \ '  4 User Autocommands for "TestGlobalFunction"',
700        \ '  3 function GlobalFunction[1]',
701        \ '  2 CallAFunction[1]',
702        \ '  1 SourceAnotherFile[1]',
703        \ '->0 script ' .. getcwd() .. '/Xtest2.vim',
704        \ 'line 9: call File2Function()'])
705
706  call RunDbgCmd(buf, 'step', ['line 1: call DoAThing()'])
707  call RunDbgCmd(buf, 'step', ['line 1: echo "DoAThing"'])
708  call RunDbgCmd(buf, 'backtrace', [
709        \ '>backtrace',
710        \ '  6 User Autocommands for "TestGlobalFunction"',
711        \ '  5 function GlobalFunction[1]',
712        \ '  4 CallAFunction[1]',
713        \ '  3 SourceAnotherFile[1]',
714        \ '  2 script ' .. getcwd() .. '/Xtest2.vim[9]',
715        \ '  1 function File2Function[1]',
716        \ '->0 DoAThing',
717        \ 'line 1: echo "DoAThing"'])
718
719  " Now, step (back to Xfile1.vim), and call the function _in_ Xfile2.vim
720  call RunDbgCmd(buf, 'step', ['line 1: End of function'])
721  call RunDbgCmd(buf, 'step', ['line 1: End of function'])
722  call RunDbgCmd(buf, 'step', ['line 10: End of sourced file'])
723  call RunDbgCmd(buf, 'step', ['line 1: End of function'])
724  call RunDbgCmd(buf, 'step', ['line 2: call File2Function()'])
725  call RunDbgCmd(buf, 'backtrace', [
726        \ '>backtrace',
727        \ '  2 User Autocommands for "TestGlobalFunction"',
728        \ '  1 function GlobalFunction[1]',
729        \ '->0 CallAFunction',
730        \ 'line 2: call File2Function()'])
731
732  call RunDbgCmd(buf, 'step', ['line 1: call DoAThing()'])
733  call RunDbgCmd(buf, 'backtrace', [
734        \ '>backtrace',
735        \ '  3 User Autocommands for "TestGlobalFunction"',
736        \ '  2 function GlobalFunction[1]',
737        \ '  1 CallAFunction[2]',
738        \ '->0 File2Function',
739        \ 'line 1: call DoAThing()'])
740
741
742  " Now unwind so that we get back to the original autocommand (and the second
743  " cmd echo "Done")
744  call RunDbgCmd(buf, 'finish', ['line 1: End of function'])
745  call RunDbgCmd(buf, 'backtrace', [
746        \ '>backtrace',
747        \ '  3 User Autocommands for "TestGlobalFunction"',
748        \ '  2 function GlobalFunction[1]',
749        \ '  1 CallAFunction[2]',
750        \ '->0 File2Function',
751        \ 'line 1: End of function'])
752
753  call RunDbgCmd(buf, 'finish', ['line 2: End of function'])
754  call RunDbgCmd(buf, 'backtrace', [
755        \ '>backtrace',
756        \ '  2 User Autocommands for "TestGlobalFunction"',
757        \ '  1 function GlobalFunction[1]',
758        \ '->0 CallAFunction',
759        \ 'line 2: End of function'])
760
761  call RunDbgCmd(buf, 'finish', ['line 1: End of function'])
762  call RunDbgCmd(buf, 'backtrace', [
763        \ '>backtrace',
764        \ '  1 User Autocommands for "TestGlobalFunction"',
765        \ '->0 function GlobalFunction',
766        \ 'line 1: End of function'])
767
768  call RunDbgCmd(buf, 'step', ['cmd: echo "Done"'])
769  call RunDbgCmd(buf, 'backtrace', [
770        \ '>backtrace',
771        \ '->0 User Autocommands for "TestGlobalFunction"',
772        \ 'cmd: echo "Done"'])
773
774  call StopVimInTerminal(buf)
775  call delete('Xtest1.vim')
776  call delete('Xtest2.vim')
777endfunc
778
779func Test_Backtrace_CmdLine()
780  CheckCWD
781  let file1 =<< trim END
782    func SourceAnotherFile()
783      source Xtest2.vim
784    endfunc
785
786    func CallAFunction()
787      call SourceAnotherFile()
788      call File2Function()
789    endfunc
790
791    func GlobalFunction()
792      call CallAFunction()
793    endfunc
794
795    au User TestGlobalFunction :call GlobalFunction() | echo "Done"
796  END
797  call writefile(file1, 'Xtest1.vim')
798
799  let file2 =<< trim END
800    func DoAThing()
801      echo "DoAThing"
802    endfunc
803
804    func File2Function()
805      call DoAThing()
806    endfunc
807
808    call File2Function()
809  END
810  call writefile(file2, 'Xtest2.vim')
811
812  let buf = RunVimInTerminal(
813        \ '-S Xtest1.vim -c "debug call GlobalFunction()"',
814        \ {'wait_for_ruler': 0})
815
816  " Need to wait for the vim-in-terminal to be ready.
817  " With valgrind this can take quite long.
818  call CheckDbgOutput(buf, ['command line',
819                            \ 'cmd: call GlobalFunction()'], #{msec: 5000})
820
821  " At this point the ontly thing in the stack is the cmdline
822  call RunDbgCmd(buf, 'backtrace', [
823        \ '>backtrace',
824        \ '->0 command line',
825        \ 'cmd: call GlobalFunction()'])
826
827  " And now we're back into the call stack
828  call RunDbgCmd(buf, 'step', ['line 1: call CallAFunction()'])
829  call RunDbgCmd(buf, 'backtrace', [
830        \ '>backtrace',
831        \ '  1 command line',
832        \ '->0 function GlobalFunction',
833        \ 'line 1: call CallAFunction()'])
834
835  call StopVimInTerminal(buf)
836  call delete('Xtest1.vim')
837  call delete('Xtest2.vim')
838endfunc
839
840func Test_Backtrace_DefFunction()
841  CheckCWD
842  let file1 =<< trim END
843    vim9script
844    import File2Function from './Xtest2.vim'
845
846    def SourceAnotherFile()
847      source Xtest2.vim
848    enddef
849
850    def CallAFunction()
851      SourceAnotherFile()
852      File2Function()
853    enddef
854
855    def g:GlobalFunction()
856      var some = "some var"
857      CallAFunction()
858    enddef
859
860    defcompile
861  END
862  call writefile(file1, 'Xtest1.vim')
863
864  let file2 =<< trim END
865    vim9script
866
867    def DoAThing(): number
868      var a = 100 * 2
869      a += 3
870      return a
871    enddef
872
873    export def File2Function()
874      DoAThing()
875    enddef
876
877    defcompile
878    File2Function()
879  END
880  call writefile(file2, 'Xtest2.vim')
881
882  let buf = RunVimInTerminal('-S Xtest1.vim', {})
883
884  call RunDbgCmd(buf,
885                \ ':debug call GlobalFunction()',
886                \ ['cmd: call GlobalFunction()'])
887
888  call RunDbgCmd(buf, 'step', ['line 1: var some = "some var"'])
889  call RunDbgCmd(buf, 'step', ['line 2: CallAFunction()'])
890  call RunDbgCmd(buf, 'echo some', ['some var'])
891
892  call RunDbgCmd(buf, 'backtrace', [
893        \ '\V>backtrace',
894        \ '\V->0 function GlobalFunction',
895        \ '\Vline 2: CallAFunction()',
896        \ ],
897        \ #{match: 'pattern'})
898
899  call RunDbgCmd(buf, 'step', ['line 1: SourceAnotherFile()'])
900  call RunDbgCmd(buf, 'step', ['line 1: source Xtest2.vim'])
901  " Repeated line, because we fist are in the compiled function before the
902  " EXEC and then in do_cmdline() before the :source command.
903  call RunDbgCmd(buf, 'step', ['line 1: source Xtest2.vim'])
904  call RunDbgCmd(buf, 'step', ['line 1: vim9script'])
905  call RunDbgCmd(buf, 'step', ['line 3: def DoAThing(): number'])
906  call RunDbgCmd(buf, 'step', ['line 9: export def File2Function()'])
907  call RunDbgCmd(buf, 'step', ['line 9: def File2Function()'])
908  call RunDbgCmd(buf, 'step', ['line 13: defcompile'])
909  call RunDbgCmd(buf, 'step', ['line 14: File2Function()'])
910  call RunDbgCmd(buf, 'backtrace', [
911        \ '\V>backtrace',
912        \ '\V  3 function GlobalFunction[2]',
913        \ '\V  2 <SNR>\.\*_CallAFunction[1]',
914        \ '\V  1 <SNR>\.\*_SourceAnotherFile[1]',
915        \ '\V->0 script ' .. getcwd() .. '/Xtest2.vim',
916        \ '\Vline 14: File2Function()'],
917        \ #{match: 'pattern'})
918
919  " Don't step into compiled functions...
920  call RunDbgCmd(buf, 'next', ['line 15: End of sourced file'])
921  call RunDbgCmd(buf, 'backtrace', [
922        \ '\V>backtrace',
923        \ '\V  3 function GlobalFunction[2]',
924        \ '\V  2 <SNR>\.\*_CallAFunction[1]',
925        \ '\V  1 <SNR>\.\*_SourceAnotherFile[1]',
926        \ '\V->0 script ' .. getcwd() .. '/Xtest2.vim',
927        \ '\Vline 15: End of sourced file'],
928        \ #{match: 'pattern'})
929
930  call StopVimInTerminal(buf)
931  call delete('Xtest1.vim')
932  call delete('Xtest2.vim')
933endfunc
934
935func Test_debug_def_and_legacy_function()
936  CheckCWD
937  let file =<< trim END
938    vim9script
939    def g:SomeFunc()
940      echo "here"
941      echo "and"
942      echo "there"
943      breakadd func 2 LocalFunc
944      LocalFunc()
945    enddef
946
947    def LocalFunc()
948      echo "first"
949      echo "second"
950      breakadd func LegacyFunc
951      LegacyFunc()
952    enddef
953
954    func LegacyFunc()
955      echo "legone"
956      echo "legtwo"
957    endfunc
958
959    breakadd func 2 g:SomeFunc
960  END
961  call writefile(file, 'XtestDebug.vim')
962
963  let buf = RunVimInTerminal('-S XtestDebug.vim', {})
964
965  call RunDbgCmd(buf,':call SomeFunc()', ['line 2: echo "and"'])
966  call RunDbgCmd(buf,'next', ['line 3: echo "there"'])
967  call RunDbgCmd(buf,'next', ['line 4: breakadd func 2 LocalFunc'])
968
969  " continue, next breakpoint is in LocalFunc()
970  call RunDbgCmd(buf,'cont', ['line 2: echo "second"'])
971
972  " continue, next breakpoint is in LegacyFunc()
973  call RunDbgCmd(buf,'cont', ['line 1: echo "legone"'])
974
975  call RunDbgCmd(buf, 'cont')
976
977  call StopVimInTerminal(buf)
978  call delete('XtestDebug.vim')
979endfunc
980
981func Test_debug_def_function()
982  CheckCWD
983  let file =<< trim END
984    vim9script
985    def g:Func()
986      var n: number
987      def Closure(): number
988          return n + 3
989      enddef
990      n += Closure()
991      echo 'result: ' .. n
992    enddef
993
994    def g:FuncWithArgs(text: string, nr: number, ...items: list<number>)
995      echo text .. nr
996      for it in items
997        echo it
998      endfor
999      echo "done"
1000    enddef
1001
1002    def g:FuncWithDict()
1003      var d = {
1004         a: 1,
1005         b: 2,
1006         }
1007         # comment
1008         def Inner()
1009           eval 1 + 2
1010         enddef
1011    enddef
1012
1013    def g:FuncComment()
1014      # comment
1015      echo "first"
1016         .. "one"
1017      # comment
1018      echo "second"
1019    enddef
1020
1021    def g:FuncForLoop()
1022      eval 1 + 2
1023      for i in [11, 22, 33]
1024        eval i + 2
1025      endfor
1026      echo "done"
1027    enddef
1028
1029    def g:FuncWithSplitLine()
1030        eval 1 + 2
1031           | eval 2 + 3
1032    enddef
1033  END
1034  call writefile(file, 'Xtest.vim')
1035
1036  let buf = RunVimInTerminal('-S Xtest.vim', {})
1037
1038  call RunDbgCmd(buf,
1039                \ ':debug call Func()',
1040                \ ['cmd: call Func()'])
1041  call RunDbgCmd(buf, 'next', ['result: 3'])
1042  call term_sendkeys(buf, "\r")
1043  call RunDbgCmd(buf, 'cont')
1044
1045  call RunDbgCmd(buf,
1046                \ ':debug call FuncWithArgs("asdf", 42, 1, 2, 3)',
1047                \ ['cmd: call FuncWithArgs("asdf", 42, 1, 2, 3)'])
1048  call RunDbgCmd(buf, 'step', ['line 1: echo text .. nr'])
1049  call RunDbgCmd(buf, 'echo text', ['asdf'])
1050  call RunDbgCmd(buf, 'echo nr', ['42'])
1051  call RunDbgCmd(buf, 'echo items', ['[1, 2, 3]'])
1052  call RunDbgCmd(buf, 'step', ['asdf42', 'function FuncWithArgs', 'line 2: for it in items'])
1053  call RunDbgCmd(buf, 'echo it', ['1'])
1054  call RunDbgCmd(buf, 'step', ['line 3: echo it'])
1055  call RunDbgCmd(buf, 'step', ['1', 'function FuncWithArgs', 'line 4: endfor'])
1056  call RunDbgCmd(buf, 'step', ['line 2: for it in items'])
1057  call RunDbgCmd(buf, 'echo it', ['2'])
1058  call RunDbgCmd(buf, 'step', ['line 3: echo it'])
1059  call RunDbgCmd(buf, 'step', ['2', 'function FuncWithArgs', 'line 4: endfor'])
1060  call RunDbgCmd(buf, 'step', ['line 2: for it in items'])
1061  call RunDbgCmd(buf, 'echo it', ['3'])
1062  call RunDbgCmd(buf, 'step', ['line 3: echo it'])
1063  call RunDbgCmd(buf, 'step', ['3', 'function FuncWithArgs', 'line 4: endfor'])
1064  call RunDbgCmd(buf, 'step', ['line 5: echo "done"'])
1065  call RunDbgCmd(buf, 'cont')
1066
1067  call RunDbgCmd(buf,
1068                \ ':debug call FuncWithDict()',
1069                \ ['cmd: call FuncWithDict()'])
1070  call RunDbgCmd(buf, 'step', ['line 1: var d = {  a: 1,  b: 2,  }'])
1071  call RunDbgCmd(buf, 'step', ['line 6: def Inner()'])
1072  call RunDbgCmd(buf, 'cont')
1073
1074  call RunDbgCmd(buf, ':breakadd func 1 FuncComment')
1075  call RunDbgCmd(buf, ':call FuncComment()', ['function FuncComment', 'line 2: echo "first"  .. "one"'])
1076  call RunDbgCmd(buf, ':breakadd func 3 FuncComment')
1077  call RunDbgCmd(buf, 'cont', ['function FuncComment', 'line 5: echo "second"'])
1078  call RunDbgCmd(buf, 'cont')
1079
1080  call RunDbgCmd(buf, ':breakadd func 2 FuncForLoop')
1081  call RunDbgCmd(buf, ':call FuncForLoop()', ['function FuncForLoop', 'line 2: for i in [11, 22, 33]'])
1082  call RunDbgCmd(buf, 'echo i', ['11'])
1083  call RunDbgCmd(buf, 'next', ['function FuncForLoop', 'line 3: eval i + 2'])
1084  call RunDbgCmd(buf, 'next', ['function FuncForLoop', 'line 4: endfor'])
1085  call RunDbgCmd(buf, 'next', ['function FuncForLoop', 'line 2: for i in [11, 22, 33]'])
1086  call RunDbgCmd(buf, 'echo i', ['22'])
1087
1088  call RunDbgCmd(buf, 'breakdel *')
1089  call RunDbgCmd(buf, 'cont')
1090
1091  call RunDbgCmd(buf, ':breakadd func FuncWithSplitLine')
1092  call RunDbgCmd(buf, ':call FuncWithSplitLine()', ['function FuncWithSplitLine', 'line 1: eval 1 + 2 | eval 2 + 3'])
1093
1094  call RunDbgCmd(buf, 'cont')
1095  call StopVimInTerminal(buf)
1096  call delete('Xtest.vim')
1097endfunc
1098
1099func Test_debug_def_function_with_lambda()
1100  CheckCWD
1101  let lines =<< trim END
1102     vim9script
1103     def g:Func()
1104       var s = 'a'
1105       ['b']->map((_, v) => s)
1106       echo "done"
1107     enddef
1108     breakadd func 2 g:Func
1109  END
1110  call writefile(lines, 'XtestLambda.vim')
1111
1112  let buf = RunVimInTerminal('-S XtestLambda.vim', {})
1113
1114  call RunDbgCmd(buf,
1115                \ ':call g:Func()',
1116                \ ['function Func', 'line 2: [''b'']->map((_, v) => s)'])
1117  call RunDbgCmd(buf,
1118                \ 'next',
1119                \ ['function Func', 'line 3: echo "done"'])
1120
1121  call RunDbgCmd(buf, 'cont')
1122  call StopVimInTerminal(buf)
1123  call delete('XtestLambda.vim')
1124endfunc
1125
1126func Test_debug_backtrace_level()
1127  CheckCWD
1128  let lines =<< trim END
1129    let s:file1_var = 'file1'
1130    let g:global_var = 'global'
1131
1132    func s:File1Func( arg )
1133      let s:file1_var .= a:arg
1134      let local_var = s:file1_var .. ' test1'
1135      let g:global_var .= local_var
1136      source Xtest2.vim
1137    endfunc
1138
1139    call s:File1Func( 'arg1' )
1140  END
1141  call writefile(lines, 'Xtest1.vim')
1142
1143  let lines =<< trim END
1144    let s:file2_var = 'file2'
1145
1146    func s:File2Func( arg )
1147      let s:file2_var .= a:arg
1148      let local_var = s:file2_var .. ' test2'
1149      let g:global_var .= local_var
1150    endfunc
1151
1152    call s:File2Func( 'arg2' )
1153  END
1154  call writefile(lines, 'Xtest2.vim')
1155
1156  let file1 = getcwd() .. '/Xtest1.vim'
1157  let file2 = getcwd() .. '/Xtest2.vim'
1158
1159  " set a breakpoint and source file1.vim
1160  let buf = RunVimInTerminal(
1161        \ '-c "breakadd file 1 Xtest1.vim" -S Xtest1.vim',
1162        \ #{wait_for_ruler: 0})
1163
1164  call CheckDbgOutput(buf, [
1165        \ 'Breakpoint in "' .. file1 .. '" line 1',
1166        \ 'Entering Debug mode.  Type "cont" to continue.',
1167        \ 'command line..script ' .. file1,
1168        \ 'line 1: let s:file1_var = ''file1'''
1169        \ ], #{msec: 5000})
1170
1171  " step through the initial declarations
1172  call RunDbgCmd(buf, 'step', [ 'line 2: let g:global_var = ''global''' ] )
1173  call RunDbgCmd(buf, 'step', [ 'line 4: func s:File1Func( arg )' ] )
1174  call RunDbgCmd(buf, 'echo s:file1_var', [ 'file1' ] )
1175  call RunDbgCmd(buf, 'echo g:global_var', [ 'global' ] )
1176  call RunDbgCmd(buf, 'echo global_var', [ 'global' ] )
1177
1178  " step in to the first function
1179  call RunDbgCmd(buf, 'step', [ 'line 11: call s:File1Func( ''arg1'' )' ] )
1180  call RunDbgCmd(buf, 'step', [ 'line 1: let s:file1_var .= a:arg' ] )
1181  call RunDbgCmd(buf, 'echo a:arg', [ 'arg1' ] )
1182  call RunDbgCmd(buf, 'echo s:file1_var', [ 'file1' ] )
1183  call RunDbgCmd(buf, 'echo g:global_var', [ 'global' ] )
1184  call RunDbgCmd(buf,
1185                \'echo global_var',
1186                \[ 'E121: Undefined variable: global_var' ] )
1187  call RunDbgCmd(buf,
1188                \'echo local_var',
1189                \[ 'E121: Undefined variable: local_var' ] )
1190  call RunDbgCmd(buf,
1191                \'echo l:local_var',
1192                \[ 'E121: Undefined variable: l:local_var' ] )
1193
1194  " backtrace up
1195  call RunDbgCmd(buf, 'backtrace', [
1196        \ '\V>backtrace',
1197        \ '\V  2 command line',
1198        \ '\V  1 script ' .. file1 .. '[11]',
1199        \ '\V->0 function <SNR>\.\*_File1Func',
1200        \ '\Vline 1: let s:file1_var .= a:arg',
1201        \ ],
1202        \ #{ match: 'pattern' } )
1203  call RunDbgCmd(buf, 'up', [ '>up' ] )
1204
1205  call RunDbgCmd(buf, 'backtrace', [
1206        \ '\V>backtrace',
1207        \ '\V  2 command line',
1208        \ '\V->1 script ' .. file1 .. '[11]',
1209        \ '\V  0 function <SNR>\.\*_File1Func',
1210        \ '\Vline 1: let s:file1_var .= a:arg',
1211        \ ],
1212        \ #{ match: 'pattern' } )
1213
1214  " Expression evaluation in the script frame (not the function frame)
1215  " FIXME: Unexpected in this scope (a: should not be visibnle)
1216  call RunDbgCmd(buf, 'echo a:arg', [ 'arg1' ] )
1217  call RunDbgCmd(buf, 'echo s:file1_var', [ 'file1' ] )
1218  call RunDbgCmd(buf, 'echo g:global_var', [ 'global' ] )
1219  " FIXME: Unexpected in this scope (global should be found)
1220  call RunDbgCmd(buf,
1221                \'echo global_var',
1222                \[ 'E121: Undefined variable: global_var' ] )
1223  call RunDbgCmd(buf,
1224                \'echo local_var',
1225                \[ 'E121: Undefined variable: local_var' ] )
1226  call RunDbgCmd(buf,
1227                \'echo l:local_var',
1228                \[ 'E121: Undefined variable: l:local_var' ] )
1229
1230
1231  " step while backtraced jumps to the latest frame
1232  call RunDbgCmd(buf, 'step', [
1233        \ 'line 2: let local_var = s:file1_var .. '' test1''' ] )
1234  call RunDbgCmd(buf, 'backtrace', [
1235        \ '\V>backtrace',
1236        \ '\V  2 command line',
1237        \ '\V  1 script ' .. file1 .. '[11]',
1238        \ '\V->0 function <SNR>\.\*_File1Func',
1239        \ '\Vline 2: let local_var = s:file1_var .. '' test1''',
1240        \ ],
1241        \ #{ match: 'pattern' } )
1242
1243  call RunDbgCmd(buf, 'step', [ 'line 3: let g:global_var .= local_var' ] )
1244  call RunDbgCmd(buf, 'echo local_var', [ 'file1arg1 test1' ] )
1245  call RunDbgCmd(buf, 'echo l:local_var', [ 'file1arg1 test1' ] )
1246
1247  call RunDbgCmd(buf, 'step', [ 'line 4: source Xtest2.vim' ] )
1248  call RunDbgCmd(buf, 'step', [ 'line 1: let s:file2_var = ''file2''' ] )
1249  call RunDbgCmd(buf, 'backtrace', [
1250        \ '\V>backtrace',
1251        \ '\V  3 command line',
1252        \ '\V  2 script ' .. file1 .. '[11]',
1253        \ '\V  1 function <SNR>\.\*_File1Func[4]',
1254        \ '\V->0 script ' .. file2,
1255        \ '\Vline 1: let s:file2_var = ''file2''',
1256        \ ],
1257        \ #{ match: 'pattern' } )
1258
1259  " Expression evaluation in the script frame file2 (not the function frame)
1260  call RunDbgCmd(buf, 'echo a:arg', [ 'E121: Undefined variable: a:arg' ] )
1261  call RunDbgCmd(buf,
1262        \ 'echo s:file1_var',
1263        \ [ 'E121: Undefined variable: s:file1_var' ] )
1264  call RunDbgCmd(buf, 'echo g:global_var', [ 'globalfile1arg1 test1' ] )
1265  call RunDbgCmd(buf, 'echo global_var', [ 'globalfile1arg1 test1' ] )
1266  call RunDbgCmd(buf,
1267                \'echo local_var',
1268                \[ 'E121: Undefined variable: local_var' ] )
1269  call RunDbgCmd(buf,
1270                \'echo l:local_var',
1271                \[ 'E121: Undefined variable: l:local_var' ] )
1272  call RunDbgCmd(buf,
1273        \ 'echo s:file2_var',
1274        \ [ 'E121: Undefined variable: s:file2_var' ] )
1275
1276  call RunDbgCmd(buf, 'step', [ 'line 3: func s:File2Func( arg )' ] )
1277  call RunDbgCmd(buf, 'echo s:file2_var', [ 'file2' ] )
1278
1279  " Up the stack to the other script context
1280  call RunDbgCmd(buf, 'up')
1281  call RunDbgCmd(buf, 'backtrace', [
1282        \ '\V>backtrace',
1283        \ '\V  3 command line',
1284        \ '\V  2 script ' .. file1 .. '[11]',
1285        \ '\V->1 function <SNR>\.\*_File1Func[4]',
1286        \ '\V  0 script ' .. file2,
1287        \ '\Vline 3: func s:File2Func( arg )',
1288        \ ],
1289        \ #{ match: 'pattern' } )
1290  " FIXME: Unexpected. Should see the a: and l: dicts from File1Func
1291  call RunDbgCmd(buf, 'echo a:arg', [ 'E121: Undefined variable: a:arg' ] )
1292  call RunDbgCmd(buf,
1293        \ 'echo l:local_var',
1294        \ [ 'E121: Undefined variable: l:local_var' ] )
1295
1296  call RunDbgCmd(buf, 'up')
1297  call RunDbgCmd(buf, 'backtrace', [
1298        \ '\V>backtrace',
1299        \ '\V  3 command line',
1300        \ '\V->2 script ' .. file1 .. '[11]',
1301        \ '\V  1 function <SNR>\.\*_File1Func[4]',
1302        \ '\V  0 script ' .. file2,
1303        \ '\Vline 3: func s:File2Func( arg )',
1304        \ ],
1305        \ #{ match: 'pattern' } )
1306
1307  " FIXME: Unexpected (wrong script vars are used)
1308  call RunDbgCmd(buf,
1309        \ 'echo s:file1_var',
1310        \ [ 'E121: Undefined variable: s:file1_var' ] )
1311  call RunDbgCmd(buf, 'echo s:file2_var', [ 'file2' ] )
1312
1313  call RunDbgCmd(buf, 'cont')
1314  call StopVimInTerminal(buf)
1315  call delete('Xtest1.vim')
1316  call delete('Xtest2.vim')
1317endfunc
1318
1319" Test for setting a breakpoint on a :endif where the :if condition is false
1320" and then quit the script. This should generate an interrupt.
1321func Test_breakpt_endif_intr()
1322  func F()
1323    let g:Xpath ..= 'a'
1324    if v:false
1325      let g:Xpath ..= 'b'
1326    endif
1327    invalid_command
1328  endfunc
1329
1330  let g:Xpath = ''
1331  breakadd func 4 F
1332  try
1333    let caught_intr = 0
1334    debuggreedy
1335    call feedkeys(":call F()\<CR>quit\<CR>", "xt")
1336  catch /^Vim:Interrupt$/
1337    call assert_match('\.F, line 4', v:throwpoint)
1338    let caught_intr = 1
1339  endtry
1340  0debuggreedy
1341  call assert_equal(1, caught_intr)
1342  call assert_equal('a', g:Xpath)
1343  breakdel *
1344  delfunc F
1345endfunc
1346
1347" Test for setting a breakpoint on a :else where the :if condition is false
1348" and then quit the script. This should generate an interrupt.
1349func Test_breakpt_else_intr()
1350  func F()
1351    let g:Xpath ..= 'a'
1352    if v:false
1353      let g:Xpath ..= 'b'
1354    else
1355      invalid_command
1356    endif
1357    invalid_command
1358  endfunc
1359
1360  let g:Xpath = ''
1361  breakadd func 4 F
1362  try
1363    let caught_intr = 0
1364    debuggreedy
1365    call feedkeys(":call F()\<CR>quit\<CR>", "xt")
1366  catch /^Vim:Interrupt$/
1367    call assert_match('\.F, line 4', v:throwpoint)
1368    let caught_intr = 1
1369  endtry
1370  0debuggreedy
1371  call assert_equal(1, caught_intr)
1372  call assert_equal('a', g:Xpath)
1373  breakdel *
1374  delfunc F
1375endfunc
1376
1377" Test for setting a breakpoint on a :endwhile where the :while condition is
1378" false and then quit the script. This should generate an interrupt.
1379func Test_breakpt_endwhile_intr()
1380  func F()
1381    let g:Xpath ..= 'a'
1382    while v:false
1383      let g:Xpath ..= 'b'
1384    endwhile
1385    invalid_command
1386  endfunc
1387
1388  let g:Xpath = ''
1389  breakadd func 4 F
1390  try
1391    let caught_intr = 0
1392    debuggreedy
1393    call feedkeys(":call F()\<CR>quit\<CR>", "xt")
1394  catch /^Vim:Interrupt$/
1395    call assert_match('\.F, line 4', v:throwpoint)
1396    let caught_intr = 1
1397  endtry
1398  0debuggreedy
1399  call assert_equal(1, caught_intr)
1400  call assert_equal('a', g:Xpath)
1401  breakdel *
1402  delfunc F
1403endfunc
1404
1405" Test for setting a breakpoint on a script local function
1406func Test_breakpt_scriptlocal_func()
1407  let g:Xpath = ''
1408  func s:G()
1409    let g:Xpath ..= 'a'
1410  endfunc
1411
1412  let funcname = expand("<SID>") .. "G"
1413  exe "breakadd func 1 " .. funcname
1414  debuggreedy
1415  redir => output
1416  call feedkeys(":call " .. funcname .. "()\<CR>c\<CR>", "xt")
1417  redir END
1418  0debuggreedy
1419  call assert_match('Breakpoint in "' .. funcname .. '" line 1', output)
1420  call assert_equal('a', g:Xpath)
1421  breakdel *
1422  exe "delfunc " .. funcname
1423endfunc
1424
1425" vim: shiftwidth=2 sts=2 expandtab
1426