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patch 8.2.1304: debug backtrace isn't tested much

Problem:    Debug backtrace isn't tested much.
Solution:   Add more specific tests. (Ben Jackson, closes #6540)
This commit is contained in:
Bram Moolenaar 2020-07-27 19:47:07 +02:00
parent 6d585f4c5c
commit 6ca6ca4889
3 changed files with 453 additions and 6 deletions

View File

@ -13,6 +13,9 @@
" For csh:
" setenv TEST_FILTER Test_channel
"
" While working on a test you can make $TEST_NO_RETRY non-empty to not retry:
" export TEST_NO_RETRY=yes
"
" To ignore failure for tests that are known to fail in a certain environment,
" set $TEST_MAY_FAIL to a comma separated list of function names. E.g. for
" sh/bash:
@ -440,9 +443,11 @@ for g:testfunc in sort(s:tests)
call RunTheTest(g:testfunc)
" Repeat a flaky test. Give up when:
" - $TEST_NO_RETRY is not empty
" - it fails again with the same message
" - it fails five times (with a different message)
if len(v:errors) > 0
\ $TEST_NO_RETRY == ''
\ && (index(s:flaky_tests, g:testfunc) >= 0
\ || g:test_is_flaky)
while 1

View File

@ -4,6 +4,19 @@ source shared.vim
source screendump.vim
source check.vim
func CheckDbgOutput(buf, lines, options = {})
" Verify the expected output
let lnum = 20 - len(a:lines)
for l in a:lines
if get(a:options, 'match', 'equal') ==# 'pattern'
call WaitForAssert({-> assert_match(l, term_getline(a:buf, lnum))}, 200)
else
call WaitForAssert({-> assert_equal(l, term_getline(a:buf, lnum))}, 200)
endif
let lnum += 1
endfor
endfunc
" Run a Vim debugger command
" If the expected output argument is supplied, then check for it.
func RunDbgCmd(buf, cmd, ...)
@ -11,12 +24,11 @@ func RunDbgCmd(buf, cmd, ...)
call TermWait(a:buf)
if a:0 != 0
" Verify the expected output
let lnum = 20 - len(a:1)
for l in a:1
call WaitForAssert({-> assert_equal(l, term_getline(a:buf, lnum))}, 200)
let lnum += 1
endfor
let options = #{match: 'equal'}
if a:0 > 1
call extend(options, a:2)
endif
call CheckDbgOutput(a:buf, a:1, options)
endif
endfunc
@ -315,3 +327,431 @@ func Test_Debugger()
call delete('Xtest.vim')
endfunc
func Test_Backtrace_Through_Source()
CheckRunVimInTerminal
let file1 =<< trim END
func SourceAnotherFile()
source Xtest2.vim
endfunc
func CallAFunction()
call SourceAnotherFile()
call File2Function()
endfunc
func GlobalFunction()
call CallAFunction()
endfunc
END
call writefile(file1, 'Xtest1.vim')
let file2 =<< trim END
func DoAThing()
echo "DoAThing"
endfunc
func File2Function()
call DoAThing()
endfunc
call File2Function()
END
call writefile(file2, 'Xtest2.vim')
let buf = RunVimInTerminal('-S Xtest1.vim', {})
call RunDbgCmd(buf,
\ ':debug call GlobalFunction()',
\ ['cmd: call GlobalFunction()'])
call RunDbgCmd(buf, 'step', ['line 1: call CallAFunction()'])
call RunDbgCmd(buf, 'backtrace', ['>backtrace',
\ '->0 function GlobalFunction',
\ 'line 1: call CallAFunction()'])
call RunDbgCmd(buf, 'step', ['line 1: call SourceAnotherFile()'])
call RunDbgCmd(buf, 'step', ['line 1: source Xtest2.vim'])
call RunDbgCmd(buf, 'backtrace', ['>backtrace',
\ ' 2 function GlobalFunction[1]',
\ ' 1 CallAFunction[1]',
\ '->0 SourceAnotherFile',
\ 'line 1: source Xtest2.vim'])
" Step into the 'source' command. Note that we print the full trace all the
" way though the source command.
call RunDbgCmd(buf, 'step', ['line 1: func DoAThing()'])
call RunDbgCmd(buf, 'backtrace', [
\ '>backtrace',
\ ' 3 function GlobalFunction[1]',
\ ' 2 CallAFunction[1]',
\ ' 1 SourceAnotherFile[1]',
\ '->0 script ' .. getcwd() .. '/Xtest2.vim',
\ 'line 1: func DoAThing()'])
" step until we have another meaninfgul trace
call RunDbgCmd(buf, 'step', ['line 5: func File2Function()'])
call RunDbgCmd(buf, 'step', ['line 9: call File2Function()'])
call RunDbgCmd(buf, 'backtrace', [
\ '>backtrace',
\ ' 3 function GlobalFunction[1]',
\ ' 2 CallAFunction[1]',
\ ' 1 SourceAnotherFile[1]',
\ '->0 script ' .. getcwd() .. '/Xtest2.vim',
\ 'line 9: call File2Function()'])
call RunDbgCmd(buf, 'step', ['line 1: call DoAThing()'])
call RunDbgCmd(buf, 'step', ['line 1: echo "DoAThing"'])
call RunDbgCmd(buf, 'backtrace', [
\ '>backtrace',
\ ' 5 function GlobalFunction[1]',
\ ' 4 CallAFunction[1]',
\ ' 3 SourceAnotherFile[1]',
\ ' 2 script ' .. getcwd() .. '/Xtest2.vim[9]',
\ ' 1 function File2Function[1]',
\ '->0 DoAThing',
\ 'line 1: echo "DoAThing"'])
" Now, step (back to Xfile1.vim), and call the function _in_ Xfile2.vim
call RunDbgCmd(buf, 'step', ['line 1: End of function'])
call RunDbgCmd(buf, 'step', ['line 1: End of function'])
call RunDbgCmd(buf, 'step', ['line 10: End of sourced file'])
call RunDbgCmd(buf, 'step', ['line 1: End of function'])
call RunDbgCmd(buf, 'step', ['line 2: call File2Function()'])
call RunDbgCmd(buf, 'backtrace', [
\ '>backtrace',
\ ' 1 function GlobalFunction[1]',
\ '->0 CallAFunction',
\ 'line 2: call File2Function()'])
call RunDbgCmd(buf, 'step', ['line 1: call DoAThing()'])
call RunDbgCmd(buf, 'backtrace', [
\ '>backtrace',
\ ' 2 function GlobalFunction[1]',
\ ' 1 CallAFunction[2]',
\ '->0 File2Function',
\ 'line 1: call DoAThing()'])
call StopVimInTerminal(buf)
call delete('Xtest1.vim')
call delete('Xtest2.vim')
endfunc
func Test_Backtrace_Autocmd()
CheckRunVimInTerminal
let file1 =<< trim END
func SourceAnotherFile()
source Xtest2.vim
endfunc
func CallAFunction()
call SourceAnotherFile()
call File2Function()
endfunc
func GlobalFunction()
call CallAFunction()
endfunc
au User TestGlobalFunction :call GlobalFunction() | echo "Done"
END
call writefile(file1, 'Xtest1.vim')
let file2 =<< trim END
func DoAThing()
echo "DoAThing"
endfunc
func File2Function()
call DoAThing()
endfunc
call File2Function()
END
call writefile(file2, 'Xtest2.vim')
let buf = RunVimInTerminal('-S Xtest1.vim', {})
call RunDbgCmd(buf,
\ ':debug doautocmd User TestGlobalFunction',
\ ['cmd: doautocmd User TestGlobalFunction'])
call RunDbgCmd(buf, 'step', ['cmd: call GlobalFunction() | echo "Done"'])
" At this point the ontly thing in the stack is the autocommand
call RunDbgCmd(buf, 'backtrace', [
\ '>backtrace',
\ '->0 User Autocommands for "TestGlobalFunction"',
\ 'cmd: call GlobalFunction() | echo "Done"'])
" And now we're back into the call stack
call RunDbgCmd(buf, 'step', ['line 1: call CallAFunction()'])
call RunDbgCmd(buf, 'backtrace', [
\ '>backtrace',
\ ' 1 User Autocommands for "TestGlobalFunction"',
\ '->0 function GlobalFunction',
\ 'line 1: call CallAFunction()'])
call RunDbgCmd(buf, 'step', ['line 1: call SourceAnotherFile()'])
call RunDbgCmd(buf, 'step', ['line 1: source Xtest2.vim'])
call RunDbgCmd(buf, 'backtrace', [
\ '>backtrace',
\ ' 3 User Autocommands for "TestGlobalFunction"',
\ ' 2 function GlobalFunction[1]',
\ ' 1 CallAFunction[1]',
\ '->0 SourceAnotherFile',
\ 'line 1: source Xtest2.vim'])
" Step into the 'source' command. Note that we print the full trace all the
" way though the source command.
call RunDbgCmd(buf, 'step', ['line 1: func DoAThing()'])
call RunDbgCmd(buf, 'backtrace', [
\ '>backtrace',
\ ' 4 User Autocommands for "TestGlobalFunction"',
\ ' 3 function GlobalFunction[1]',
\ ' 2 CallAFunction[1]',
\ ' 1 SourceAnotherFile[1]',
\ '->0 script ' .. getcwd() .. '/Xtest2.vim',
\ 'line 1: func DoAThing()'])
" step until we have another meaninfgul trace
call RunDbgCmd(buf, 'step', ['line 5: func File2Function()'])
call RunDbgCmd(buf, 'step', ['line 9: call File2Function()'])
call RunDbgCmd(buf, 'backtrace', [
\ '>backtrace',
\ ' 4 User Autocommands for "TestGlobalFunction"',
\ ' 3 function GlobalFunction[1]',
\ ' 2 CallAFunction[1]',
\ ' 1 SourceAnotherFile[1]',
\ '->0 script ' .. getcwd() .. '/Xtest2.vim',
\ 'line 9: call File2Function()'])
call RunDbgCmd(buf, 'step', ['line 1: call DoAThing()'])
call RunDbgCmd(buf, 'step', ['line 1: echo "DoAThing"'])
call RunDbgCmd(buf, 'backtrace', [
\ '>backtrace',
\ ' 6 User Autocommands for "TestGlobalFunction"',
\ ' 5 function GlobalFunction[1]',
\ ' 4 CallAFunction[1]',
\ ' 3 SourceAnotherFile[1]',
\ ' 2 script ' .. getcwd() .. '/Xtest2.vim[9]',
\ ' 1 function File2Function[1]',
\ '->0 DoAThing',
\ 'line 1: echo "DoAThing"'])
" Now, step (back to Xfile1.vim), and call the function _in_ Xfile2.vim
call RunDbgCmd(buf, 'step', ['line 1: End of function'])
call RunDbgCmd(buf, 'step', ['line 1: End of function'])
call RunDbgCmd(buf, 'step', ['line 10: End of sourced file'])
call RunDbgCmd(buf, 'step', ['line 1: End of function'])
call RunDbgCmd(buf, 'step', ['line 2: call File2Function()'])
call RunDbgCmd(buf, 'backtrace', [
\ '>backtrace',
\ ' 2 User Autocommands for "TestGlobalFunction"',
\ ' 1 function GlobalFunction[1]',
\ '->0 CallAFunction',
\ 'line 2: call File2Function()'])
call RunDbgCmd(buf, 'step', ['line 1: call DoAThing()'])
call RunDbgCmd(buf, 'backtrace', [
\ '>backtrace',
\ ' 3 User Autocommands for "TestGlobalFunction"',
\ ' 2 function GlobalFunction[1]',
\ ' 1 CallAFunction[2]',
\ '->0 File2Function',
\ 'line 1: call DoAThing()'])
" Now unwind so that we get back to the original autocommand (and the second
" cmd echo "Done")
call RunDbgCmd(buf, 'finish', ['line 1: End of function'])
call RunDbgCmd(buf, 'backtrace', [
\ '>backtrace',
\ ' 3 User Autocommands for "TestGlobalFunction"',
\ ' 2 function GlobalFunction[1]',
\ ' 1 CallAFunction[2]',
\ '->0 File2Function',
\ 'line 1: End of function'])
call RunDbgCmd(buf, 'finish', ['line 2: End of function'])
call RunDbgCmd(buf, 'backtrace', [
\ '>backtrace',
\ ' 2 User Autocommands for "TestGlobalFunction"',
\ ' 1 function GlobalFunction[1]',
\ '->0 CallAFunction',
\ 'line 2: End of function'])
call RunDbgCmd(buf, 'finish', ['line 1: End of function'])
call RunDbgCmd(buf, 'backtrace', [
\ '>backtrace',
\ ' 1 User Autocommands for "TestGlobalFunction"',
\ '->0 function GlobalFunction',
\ 'line 1: End of function'])
call RunDbgCmd(buf, 'step', ['cmd: echo "Done"'])
call RunDbgCmd(buf, 'backtrace', [
\ '>backtrace',
\ '->0 User Autocommands for "TestGlobalFunction"',
\ 'cmd: echo "Done"'])
call StopVimInTerminal(buf)
call delete('Xtest1.vim')
call delete('Xtest2.vim')
endfunc
func Test_Backtrace_CmdLine()
CheckRunVimInTerminal
let file1 =<< trim END
func SourceAnotherFile()
source Xtest2.vim
endfunc
func CallAFunction()
call SourceAnotherFile()
call File2Function()
endfunc
func GlobalFunction()
call CallAFunction()
endfunc
au User TestGlobalFunction :call GlobalFunction() | echo "Done"
END
call writefile(file1, 'Xtest1.vim')
let file2 =<< trim END
func DoAThing()
echo "DoAThing"
endfunc
func File2Function()
call DoAThing()
endfunc
call File2Function()
END
call writefile(file2, 'Xtest2.vim')
let buf = RunVimInTerminal(
\ '-S Xtest1.vim -c "debug call GlobalFunction()"',
\ {'wait_for_ruler': 0})
" Need to wait for the vim-in-terminal to be ready
call CheckDbgOutput(buf, ['command line',
\ 'cmd: call GlobalFunction()'])
" At this point the ontly thing in the stack is the cmdline
call RunDbgCmd(buf, 'backtrace', [
\ '>backtrace',
\ '->0 command line',
\ 'cmd: call GlobalFunction()'])
" And now we're back into the call stack
call RunDbgCmd(buf, 'step', ['line 1: call CallAFunction()'])
call RunDbgCmd(buf, 'backtrace', [
\ '>backtrace',
\ ' 1 command line',
\ '->0 function GlobalFunction',
\ 'line 1: call CallAFunction()'])
call StopVimInTerminal(buf)
call delete('Xtest1.vim')
call delete('Xtest2.vim')
endfunc
func Test_Backtrace_DefFunction()
CheckRunVimInTerminal
let file1 =<< trim END
vim9script
import File2Function from './Xtest2.vim'
def SourceAnotherFile()
source Xtest2.vim
enddef
def CallAFunction()
SourceAnotherFile()
File2Function()
enddef
def g:GlobalFunction()
CallAFunction()
enddef
defcompile
END
call writefile(file1, 'Xtest1.vim')
let file2 =<< trim END
vim9script
def DoAThing(): number
let a = 100 * 2
a += 3
return a
enddef
export def File2Function()
DoAThing()
enddef
defcompile
File2Function()
END
call writefile(file2, 'Xtest2.vim')
let buf = RunVimInTerminal('-S Xtest1.vim', {})
call RunDbgCmd(buf,
\ ':debug call GlobalFunction()',
\ ['cmd: call GlobalFunction()'])
" FIXME: Vim9 lines are not debugged!
call RunDbgCmd(buf, 'step', ['line 1: source Xtest2.vim'])
" But they do appear in the backtrace
call RunDbgCmd(buf, 'backtrace', [
\ '\V>backtrace',
\ '\V 2 function GlobalFunction[1]',
\ '\V 1 <SNR>\.\*_CallAFunction[1]',
\ '\V->0 <SNR>\.\*_SourceAnotherFile',
\ '\Vline 1: source Xtest2.vim'],
\ #{match: 'pattern'})
call RunDbgCmd(buf, 'step', ['line 1: vim9script'])
call RunDbgCmd(buf, 'step', ['line 3: def DoAThing(): number'])
call RunDbgCmd(buf, 'step', ['line 9: export def File2Function()'])
call RunDbgCmd(buf, 'step', ['line 9: def File2Function()'])
call RunDbgCmd(buf, 'step', ['line 13: defcompile'])
call RunDbgCmd(buf, 'step', ['line 14: File2Function()'])
call RunDbgCmd(buf, 'backtrace', [
\ '\V>backtrace',
\ '\V 3 function GlobalFunction[1]',
\ '\V 2 <SNR>\.\*_CallAFunction[1]',
\ '\V 1 <SNR>\.\*_SourceAnotherFile[1]',
\ '\V->0 script ' .. getcwd() .. '/Xtest2.vim',
\ '\Vline 14: File2Function()'],
\ #{match: 'pattern'})
" Don't step into compiled functions...
call RunDbgCmd(buf, 'step', ['line 15: End of sourced file'])
call RunDbgCmd(buf, 'backtrace', [
\ '\V>backtrace',
\ '\V 3 function GlobalFunction[1]',
\ '\V 2 <SNR>\.\*_CallAFunction[1]',
\ '\V 1 <SNR>\.\*_SourceAnotherFile[1]',
\ '\V->0 script ' .. getcwd() .. '/Xtest2.vim',
\ '\Vline 15: End of sourced file'],
\ #{match: 'pattern'})
call StopVimInTerminal(buf)
call delete('Xtest1.vim')
call delete('Xtest2.vim')
endfunc

View File

@ -754,6 +754,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
1304,
/**/
1303,
/**/