v/vlib/v/compiler_errors_test.v

359 lines
11 KiB
V

import os
import rand
import term
import v.util.diff
import v.util.vtest
import time
import sync
import runtime
import benchmark
const skip_files = [
'non_existing.vv', // minimize commit diff churn, do not remove
]
const skip_on_ubuntu_musl = [
'vlib/v/checker/tests/vweb_tmpl_used_var.vv',
]
const turn_off_vcolors = os.setenv('VCOLORS', 'never', true)
// This is needed, because some of the .vv files are tests, and we do need stable
// output from them, that can be compared against their .out files:
const turn_on_normal_test_runner = os.setenv('VTEST_RUNNER', 'normal', true)
const should_autofix = os.getenv('VAUTOFIX') != ''
const github_job = os.getenv('GITHUB_JOB')
struct TaskDescription {
vexe string
evars string
dir string
voptions string
result_extension string
path string
mut:
is_error bool
is_skipped bool
is_module bool
expected string
expected_out_path string
found___ string
took time.Duration
cli_cmd string
}
struct Tasks {
vexe string
parallel_jobs int // 0 is using VJOBS, anything else is an override
label string
mut:
show_cmd bool
all []TaskDescription
}
fn test_all() {
vexe := os.getenv('VEXE')
vroot := os.dir(vexe)
os.chdir(vroot) or {}
checker_dir := 'vlib/v/checker/tests'
parser_dir := 'vlib/v/parser/tests'
scanner_dir := 'vlib/v/scanner/tests'
module_dir := '$checker_dir/modules'
global_dir := '$checker_dir/globals'
global_run_dir := '$checker_dir/globals_run'
run_dir := '$checker_dir/run'
skip_unused_dir := 'vlib/v/tests/skip_unused'
//
checker_tests := get_tests_in_dir(checker_dir, false)
parser_tests := get_tests_in_dir(parser_dir, false)
scanner_tests := get_tests_in_dir(scanner_dir, false)
global_tests := get_tests_in_dir(global_dir, false)
global_run_tests := get_tests_in_dir(global_run_dir, false)
module_tests := get_tests_in_dir(module_dir, true)
run_tests := get_tests_in_dir(run_dir, false)
skip_unused_dir_tests := get_tests_in_dir(skip_unused_dir, false)
// -prod is used for the parser and checker tests, so that warns are errors
mut tasks := Tasks{
vexe: vexe
label: 'all tests'
}
tasks.add('', parser_dir, '-prod', '.out', parser_tests, false)
tasks.add('', checker_dir, '-prod', '.out', checker_tests, false)
tasks.add('', scanner_dir, '-prod', '.out', scanner_tests, false)
tasks.add('', checker_dir, '-enable-globals run', '.run.out', ['globals_error.vv'],
false)
tasks.add('', global_run_dir, '-enable-globals run', '.run.out', global_run_tests,
false)
tasks.add('', global_dir, '-enable-globals', '.out', global_tests, false)
tasks.add('', module_dir, '-prod run', '.out', module_tests, true)
tasks.add('', run_dir, 'run', '.run.out', run_tests, false)
tasks.run()
//
if os.user_os() == 'linux' {
mut skip_unused_tasks := Tasks{
vexe: vexe
parallel_jobs: 1
label: '-skip-unused tests'
}
skip_unused_tasks.add('', skip_unused_dir, 'run', '.run.out', skip_unused_dir_tests,
false)
skip_unused_tasks.add('', skip_unused_dir, '-d no_backtrace -skip-unused run',
'.skip_unused.run.out', skip_unused_dir_tests, false)
skip_unused_tasks.run()
}
//
if github_job == 'ubuntu-tcc' {
// This is done with tcc only, because the error output is compiler specific.
// Note: the tasks should be run serially, since they depend on
// setting and using environment variables.
mut cte_tasks := Tasks{
vexe: vexe
parallel_jobs: 1
label: 'comptime env tests'
}
cte_dir := '$checker_dir/comptime_env'
files := get_tests_in_dir(cte_dir, false)
cte_tasks.add('', cte_dir, '-no-retry-compilation run', '.run.out', files, false)
cte_tasks.add_evars('VAR=/usr/include', '', cte_dir, '-no-retry-compilation run',
'.var.run.out', ['using_comptime_env.vv'], false)
cte_tasks.add_evars('VAR=/opt/invalid/path', '', cte_dir, '-no-retry-compilation run',
'.var_invalid.run.out', ['using_comptime_env.vv'], false)
cte_tasks.run()
}
mut ct_tasks := Tasks{
vexe: vexe
parallel_jobs: 1
label: 'comptime define tests'
}
ct_tasks.add_checked_run('-d mysymbol run', '.mysymbol.run.out', [
'custom_comptime_define_error.vv',
])
ct_tasks.add_checked_run('-d mydebug run', '.mydebug.run.out', [
'custom_comptime_define_if_flag.vv',
])
ct_tasks.add_checked_run('-d nodebug run', '.nodebug.run.out', [
'custom_comptime_define_if_flag.vv',
])
ct_tasks.add_checked_run('run', '.run.out', ['custom_comptime_define_if_debug.vv'])
ct_tasks.add_checked_run('-g run', '.g.run.out', [
'custom_comptime_define_if_debug.vv',
])
ct_tasks.add_checked_run('-cg run', '.cg.run.out', [
'custom_comptime_define_if_debug.vv',
])
ct_tasks.add_checked_run('-d debug run', '.debug.run.out', [
'custom_comptime_define_if_debug.vv',
])
ct_tasks.add_checked_run('-d debug -d bar run', '.debug.bar.run.out', [
'custom_comptime_define_if_debug.vv',
])
ct_tasks.run()
}
fn (mut tasks Tasks) add_checked_run(voptions string, result_extension string, tests []string) {
checker_dir := 'vlib/v/checker/tests'
tasks.add('', checker_dir, voptions, result_extension, tests, false)
}
fn (mut tasks Tasks) add(custom_vexe string, dir string, voptions string, result_extension string, tests []string, is_module bool) {
tasks.add_evars('', custom_vexe, dir, voptions, result_extension, tests, is_module)
}
fn (mut tasks Tasks) add_evars(evars string, custom_vexe string, dir string, voptions string, result_extension string, tests []string, is_module bool) {
mut vexe := tasks.vexe
if custom_vexe != '' {
vexe = custom_vexe
}
paths := vtest.filter_vtest_only(tests, basepath: dir)
for path in paths {
tasks.all << TaskDescription{
evars: evars
vexe: vexe
dir: dir
voptions: voptions
result_extension: result_extension
path: path
is_module: is_module
}
}
}
fn bstep_message(mut bench benchmark.Benchmark, label string, msg string, sduration time.Duration) string {
return bench.step_message_with_label_and_duration(label, msg, sduration)
}
// process an array of tasks in parallel, using no more than vjobs worker threads
fn (mut tasks Tasks) run() {
tasks.show_cmd = os.getenv('VTEST_SHOW_CMD') != ''
vjobs := if tasks.parallel_jobs > 0 { tasks.parallel_jobs } else { runtime.nr_jobs() }
mut bench := benchmark.new_benchmark()
bench.set_total_expected_steps(tasks.all.len)
mut work := sync.new_channel<TaskDescription>(u32(tasks.all.len))
mut results := sync.new_channel<TaskDescription>(u32(tasks.all.len))
mut m_skip_files := skip_files.clone()
if os.getenv('V_CI_UBUNTU_MUSL').len > 0 {
m_skip_files << skip_on_ubuntu_musl
}
$if noskip ? {
m_skip_files = []
}
$if tinyc {
// Note: tcc does not support __has_include, so the detection mechanism
// used for the other compilers does not work. It still provides a
// cleaner error message, than a generic C error, but without the explanation.
m_skip_files << 'vlib/v/checker/tests/missing_c_lib_header_1.vv'
m_skip_files << 'vlib/v/checker/tests/missing_c_lib_header_with_explanation_2.vv'
}
$if msvc {
m_skip_files << 'vlib/v/checker/tests/asm_alias_does_not_exist.vv'
m_skip_files << 'vlib/v/checker/tests/asm_immutable_err.vv'
// TODO: investigate why MSVC regressed
m_skip_files << 'vlib/v/checker/tests/missing_c_lib_header_1.vv'
m_skip_files << 'vlib/v/checker/tests/missing_c_lib_header_with_explanation_2.vv'
}
$if windows {
m_skip_files << 'vlib/v/checker/tests/modules/deprecated_module'
}
for i in 0 .. tasks.all.len {
if tasks.all[i].path in m_skip_files {
tasks.all[i].is_skipped = true
}
unsafe { work.push(&tasks.all[i]) }
}
work.close()
for _ in 0 .. vjobs {
go work_processor(mut work, mut results)
}
if github_job == '' {
println('')
}
mut line_can_be_erased := true
mut total_errors := 0
for _ in 0 .. tasks.all.len {
mut task := TaskDescription{}
results.pop(&task)
bench.step()
if task.is_skipped {
bench.skip()
eprintln(bstep_message(mut bench, benchmark.b_skip, task.path, task.took))
line_can_be_erased = false
continue
}
if task.is_error {
total_errors++
bench.fail()
eprintln(bstep_message(mut bench, benchmark.b_fail, task.path, task.took))
println('============')
println('failed cmd: $task.cli_cmd')
println('expected_out_path: $task.expected_out_path')
println('============')
println('expected:')
println(task.expected)
println('============')
println('found:')
println(task.found___)
println('============\n')
diff_content(task.expected, task.found___)
line_can_be_erased = false
} else {
bench.ok()
assert true
if tasks.show_cmd {
eprintln(bstep_message(mut bench, benchmark.b_ok, '$task.cli_cmd $task.path',
task.took))
} else {
if github_job == '' {
// local mode:
if line_can_be_erased {
term.clear_previous_line()
}
println(bstep_message(mut bench, benchmark.b_ok, task.path, task.took))
}
}
line_can_be_erased = true
}
}
bench.stop()
eprintln(term.h_divider('-'))
eprintln(bench.total_message(tasks.label))
if total_errors != 0 {
exit(1)
}
}
// a single worker thread spends its time getting work from the `work` channel,
// processing the task, and then putting the task in the `results` channel
fn work_processor(mut work sync.Channel, mut results sync.Channel) {
for {
mut task := TaskDescription{}
if !work.pop(&task) {
break
}
sw := time.new_stopwatch()
task.execute()
task.took = sw.elapsed()
results.push(&task)
}
}
// actual processing; Note: no output is done here at all
fn (mut task TaskDescription) execute() {
if task.is_skipped {
return
}
program := task.path
cmd_prefix := if task.evars.len > 0 { '$task.evars ' } else { '' }
cli_cmd := '$cmd_prefix${os.quoted_path(task.vexe)} $task.voptions ${os.quoted_path(program)}'
res := os.execute(cli_cmd)
expected_out_path := program.replace('.vv', '') + task.result_extension
task.expected_out_path = expected_out_path
task.cli_cmd = cli_cmd
if should_autofix && !os.exists(expected_out_path) {
os.create(expected_out_path) or { panic(err) }
}
mut expected := os.read_file(expected_out_path) or { panic(err) }
task.expected = clean_line_endings(expected)
task.found___ = clean_line_endings(res.output)
$if windows {
if task.is_module {
task.found___ = task.found___.replace_once('\\', '/')
}
}
if task.expected != task.found___ {
task.is_error = true
if should_autofix {
os.write_file(expected_out_path, res.output) or { panic(err) }
}
}
}
fn clean_line_endings(s string) string {
mut res := s.trim_space()
res = res.replace(' \n', '\n')
res = res.replace(' \r\n', '\n')
res = res.replace('\r\n', '\n')
res = res.trim('\n')
return res
}
fn diff_content(s1 string, s2 string) {
diff_cmd := diff.find_working_diff_command() or { return }
println(term.bold(term.yellow('diff: ')))
println(diff.color_compare_strings(diff_cmd, rand.ulid(), s1, s2))
println('============\n')
}
fn get_tests_in_dir(dir string, is_module bool) []string {
files := os.ls(dir) or { panic(err) }
mut tests := files.clone()
if !is_module {
tests = files.filter(it.ends_with('.vv'))
} else {
tests = files.filter(!it.ends_with('.out'))
}
tests.sort()
return tests
}