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v test-parser: add support for -timeout_ms (defaults to 250ms per worker)

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Delyan Angelov 2020-12-06 14:21:24 +02:00
parent 2be0c6af47
commit 43ff93c25f
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GPG Key ID: 66886C0F12D595ED
1 changed files with 17 additions and 3 deletions
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20
cmd/tools/vtest-parser.v
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@ -11,6 +11,14 @@ const (
vexe = pref.vexe_path() vexe = pref.vexe_path()
vroot = os.dir(vexe) vroot = os.dir(vexe)
support_color = term.can_show_color_on_stderr() && term.can_show_color_on_stdout() support_color = term.can_show_color_on_stderr() && term.can_show_color_on_stdout()
ecode_timeout = 101
ecode_memout = 102
ecode_exec = 103
ecode_details = {
'101': 'too slow'
'102': 'too memory hungry'
'103': 'worker executable not found'
}
) )
struct Context { struct Context {
@ -18,6 +26,7 @@ mut:
is_help bool is_help bool
is_worker bool is_worker bool
is_verbose bool is_verbose bool
timeout_ms int
myself string // path to this executable, so the supervisor can launch worker processes myself string // path to this executable, so the supervisor can launch worker processes
all_paths []string // all files given to the supervisor process all_paths []string // all files given to the supervisor process
path string // the current path, given to a worker process path string // the current path, given to a worker process
@ -44,6 +53,10 @@ fn main() {
} }
mut source := os.read_file(context.path) ? mut source := os.read_file(context.path) ?
source = source[..context.cut_index] source = source[..context.cut_index]
go fn (ms int) {
time.sleep_ms(ms)
exit(ecode_timeout)
}(context.timeout_ms)
_ := parser.parse_text(source, context.path, context.table, .skip_comments, context.pref, _ := parser.parse_text(source, context.path, context.table, .skip_comments, context.pref,
context.scope) context.scope)
context.log('> worker ${pid:5} finished parsing $context.path') context.log('> worker ${pid:5} finished parsing $context.path')
@ -87,6 +100,7 @@ fn process_cli_args() &Context {
context.is_verbose = fp.bool('verbose', `v`, false, 'Be more verbose.') context.is_verbose = fp.bool('verbose', `v`, false, 'Be more verbose.')
context.is_worker = fp.bool('worker', `w`, false, 'worker specific flag - is this a worker process, that can crash/panic.') context.is_worker = fp.bool('worker', `w`, false, 'worker specific flag - is this a worker process, that can crash/panic.')
context.cut_index = fp.int('cut_index', `c`, 1, 'worker specific flag - cut index in the source file, everything before that will be parsed, the rest - ignored.') context.cut_index = fp.int('cut_index', `c`, 1, 'worker specific flag - cut index in the source file, everything before that will be parsed, the rest - ignored.')
context.timeout_ms = fp.int('timeout_ms', `t`, 250, 'worker specific flag - timeout in ms; a worker taking longer, will self terminate.')
context.path = fp.string('path', `p`, '', 'worker specific flag - path to the current source file, which will be parsed.') context.path = fp.string('path', `p`, '', 'worker specific flag - path to the current source file, which will be parsed.')
// //
if context.is_help { if context.is_help {
@ -185,11 +199,11 @@ fn (mut context Context) process_whole_file_in_worker(path string) (int, int) {
mut panics := 0 mut panics := 0
for i in 0 .. len { for i in 0 .. len {
verbosity := if context.is_verbose { '-v' } else { '' } verbosity := if context.is_verbose { '-v' } else { '' }
cmd := '"$context.myself" $verbosity --worker --path "$path" --cut_index $i' cmd := '"$context.myself" $verbosity --worker --timeout_ms ${context.timeout_ms:5} --cut_index ${i:5} --path "$path" '
context.log(cmd) context.log(cmd)
res := os.exec(cmd) or { os.Result{ res := os.exec(cmd) or { os.Result{
output: err output: err
exit_code: 123 exit_code: ecode_exec
} } } }
context.log('worker exit_code: $res.exit_code | worker output:\n$res.output') context.log('worker exit_code: $res.exit_code | worker output:\n$res.output')
if res.exit_code != 0 { if res.exit_code != 0 {
@ -203,7 +217,7 @@ fn (mut context Context) process_whole_file_in_worker(path string) (int, int) {
line := part.count('\n') + 1 line := part.count('\n') + 1
last_line := part.all_after_last('\n') last_line := part.all_after_last('\n')
col := last_line.len col := last_line.len
err := if is_panic { red('parser failure: panic') } else { red('parser failure: crash') } err := if is_panic { red('parser failure: panic') } else { red('parser failure: crash, ${ecode_details[res.exit_code.str()]}') }
path_to_line := bold('$path:$line:$col:') path_to_line := bold('$path:$line:$col:')
err_line := italic(last_line.trim_left('\t')) err_line := italic(last_line.trim_left('\t'))
println('$path_to_line $err') println('$path_to_line $err')