v/cmd/tools/modules/testing/common.v

917 lines
29 KiB
V

module testing
import os
import os.cmdline
import time
import term
import benchmark
import sync
import sync.pool
import v.pref
import v.util.vtest
import runtime
import rand
import strings
import v.build_constraint
pub const max_header_len = get_max_header_len()
pub const host_os = pref.get_host_os()
pub const github_job = os.getenv('GITHUB_JOB')
pub const runner_os = os.getenv('RUNNER_OS') // GitHub runner OS
pub const show_start = os.getenv('VTEST_SHOW_START') == '1'
pub const hide_skips = os.getenv('VTEST_HIDE_SKIP') == '1'
pub const hide_oks = os.getenv('VTEST_HIDE_OK') == '1'
pub const fail_fast = os.getenv('VTEST_FAIL_FAST') == '1'
pub const fail_flaky = os.getenv('VTEST_FAIL_FLAKY') == '1'
pub const test_only = os.getenv('VTEST_ONLY').split_any(',')
pub const test_only_fn = os.getenv('VTEST_ONLY_FN').split_any(',')
// TODO: this !!!*reliably*!!! fails compilation of `v cmd/tools/vbuild-examples.v` with a cgen error, without `-no-parallel`:
// pub const fail_retry_delay_ms = os.getenv_opt('VTEST_FAIL_RETRY_DELAY_MS') or { '500' }.int() * time.millisecond
// Note, it works with `-no-parallel`, and it works when that whole expr is inside a function, like below:
pub const fail_retry_delay_ms = get_fail_retry_delay_ms()
pub const is_node_present = os.execute('node --version').exit_code == 0
pub const is_go_present = os.execute('go version').exit_code == 0
pub const is_ruby_present = os.execute('ruby --version').exit_code == 0
pub const is_python_present = os.execute('python --version').exit_code == 0
pub const is_sqlite3_present = os.execute('sqlite3 --version').exit_code == 0
pub const is_openssl_present = os.execute('openssl --version').exit_code == 0
pub const all_processes = get_all_processes()
pub const header_bytes_to_search_for_module_main = 500
pub const separator = '-'.repeat(max_header_len) + '\n'
pub const max_compilation_retries = get_max_compilation_retries()
fn get_max_compilation_retries() int {
return os.getenv_opt('VTEST_MAX_COMPILATION_RETRIES') or { '3' }.int()
}
fn get_fail_retry_delay_ms() time.Duration {
return os.getenv_opt('VTEST_FAIL_RETRY_DELAY_MS') or { '500' }.int() * time.millisecond
}
fn get_all_processes() []string {
$if windows {
// TODO
return []
} $else {
return os.execute('ps ax').output.split_any('\r\n')
}
}
pub enum ActionMode {
compile
compile_and_run
}
pub struct TestSession {
pub mut:
files []string
skip_files []string
vexe string
vroot string
vtmp_dir string
vargs string
fail_fast bool
benchmark benchmark.Benchmark
rm_binaries bool = true
build_tools bool // builds only executables in cmd/tools; used by `v build-tools'
silent_mode bool
show_stats bool
show_asserts bool
progress_mode bool
root_relative bool // used by CI runs, so that the output is stable everywhere
nmessages chan LogMessage // many publishers, single consumer/printer
nmessage_idx int // currently printed message index
failed_cmds shared []string
reporter Reporter = Reporter(NormalReporter{})
hash string // used as part of the name of the temporary directory created for tests, to ease cleanup
exec_mode ActionMode = .compile // .compile_and_run only for `v test`
build_environment build_constraint.Environment // see the documentation in v.build_constraint
custom_defines []string // for adding custom defines, known only to the individual runners
}
pub fn (mut ts TestSession) add_failed_cmd(cmd string) {
lock ts.failed_cmds {
ts.failed_cmds << cmd
}
}
pub fn (mut ts TestSession) show_list_of_failed_tests() {
rlock ts.failed_cmds {
ts.reporter.list_of_failed_commands(ts.failed_cmds)
}
}
struct MessageThreadContext {
mut:
file string
flow_id string
}
fn (mut ts TestSession) append_message(kind MessageKind, msg string, mtc MessageThreadContext) {
ts.nmessages <- LogMessage{
file: mtc.file
flow_id: mtc.flow_id
message: msg
kind: kind
when: time.now()
}
}
fn (mut ts TestSession) append_message_with_duration(kind MessageKind, msg string, d time.Duration, mtc MessageThreadContext) {
ts.nmessages <- LogMessage{
file: mtc.file
flow_id: mtc.flow_id
message: msg
kind: kind
when: time.now()
took: d
}
}
pub fn (mut ts TestSession) session_start(message string) {
ts.reporter.session_start(message, mut ts)
}
pub fn (mut ts TestSession) session_stop(message string) {
ts.reporter.session_stop(message, mut ts)
}
pub fn (mut ts TestSession) print_messages() {
mut test_idx := 0
mut print_msg_time := time.new_stopwatch()
for {
// get a message from the channel of messages to be printed:
mut rmessage := <-ts.nmessages
ts.nmessage_idx++
// first sent *all events* to the output reporter, so it can then process them however it wants:
ts.reporter.report(ts.nmessage_idx, rmessage)
if rmessage.kind in [.cmd_begin, .cmd_end, .compile_begin, .compile_end] {
// The following events, are sent before the test framework has determined,
// what the full completion status is. They can also be repeated multiple times,
// for tests that are flaky and need repeating.
continue
}
if rmessage.kind == .sentinel {
// a sentinel for stopping the printing thread
if !ts.silent_mode && ts.progress_mode {
ts.reporter.report_stop()
}
return
}
if rmessage.kind != .info {
// info events can also be repeated, and should be ignored when determining
// the total order of the current test file, in the following replacements:
test_idx++
}
msg := rmessage.message.replace_each([
'TMP1',
'${test_idx:1d}',
'TMP2',
'${test_idx:2d}',
'TMP3',
'${test_idx:3d}',
'TMP4',
'${test_idx:4d}',
])
is_ok := rmessage.kind == .ok
//
time_passed := print_msg_time.elapsed().seconds()
if time_passed > 10 && ts.silent_mode && is_ok {
// Even if OK tests are suppressed,
// show *at least* 1 result every 10 seconds,
// otherwise the CI can seem stuck ...
ts.reporter.progress(ts.nmessage_idx, msg)
print_msg_time.restart()
continue
}
if ts.progress_mode {
if is_ok && !ts.silent_mode {
ts.reporter.update_last_line(ts.nmessage_idx, msg)
} else {
ts.reporter.update_last_line_and_move_to_next(ts.nmessage_idx, msg)
}
continue
}
if !ts.silent_mode || !is_ok {
// normal expanded mode, or failures in -silent mode
ts.reporter.message(ts.nmessage_idx, msg)
continue
}
}
}
pub fn new_test_session(_vargs string, will_compile bool) TestSession {
mut skip_files := []string{}
if will_compile {
$if windows {
skip_files << 'examples/vanilla_http_server' // requires epoll // TODO: find a way to support `// vtest build:` for project folders too...
}
if runner_os != 'Linux' || !github_job.starts_with('tcc-') {
if !os.exists('/usr/local/include/wkhtmltox/pdf.h') {
skip_files << 'examples/c_interop_wkhtmltopdf.v' // needs installation of wkhtmltopdf from https://github.com/wkhtmltopdf/packaging/releases
}
}
}
skip_files = skip_files.map(os.abs_path)
vargs := _vargs.replace('-progress', '')
vexe := pref.vexe_path()
vroot := os.dir(vexe)
hash := '${sync.thread_id().hex()}_${rand.ulid()}'
new_vtmp_dir := setup_new_vtmp_folder(hash)
if term.can_show_color_on_stderr() {
os.setenv('VCOLORS', 'always', true)
}
mut ts := TestSession{
vexe: vexe
vroot: vroot
skip_files: skip_files
fail_fast: fail_fast
show_stats: '-stats' in vargs.split(' ')
show_asserts: '-show-asserts' in vargs.split(' ')
vargs: vargs
vtmp_dir: new_vtmp_dir
hash: hash
silent_mode: _vargs.contains('-silent')
progress_mode: _vargs.contains('-progress')
}
ts.handle_test_runner_option()
return ts
}
fn (mut ts TestSession) handle_test_runner_option() {
test_runner := cmdline.option(os.args, '-test-runner', 'normal')
if test_runner !in pref.supported_test_runners {
eprintln('v test: `-test-runner ${test_runner}` is not using one of the supported test runners: ${pref.supported_test_runners_list()}')
}
test_runner_implementation_file := os.join_path(ts.vroot, 'cmd/tools/modules/testing/output_${test_runner}.v')
if !os.exists(test_runner_implementation_file) {
eprintln('v test: using `-test-runner ${test_runner}` needs ${test_runner_implementation_file} to exist, and contain a valid testing.Reporter implementation for that runner. See `cmd/tools/modules/testing/output_dump.v` for an example.')
exit(1)
}
match test_runner {
'normal' {
// default, nothing to do
}
'dump' {
ts.reporter = DumpReporter{}
}
'teamcity' {
ts.reporter = TeamcityReporter{}
}
else {
dump('just set ts.reporter to an instance of your own struct here')
}
}
}
pub fn (mut ts TestSession) init() {
ts.files.sort()
ts.benchmark = benchmark.new_benchmark_no_cstep()
}
pub fn (mut ts TestSession) add(file string) {
ts.files << file
}
pub fn (mut ts TestSession) test() {
// Ensure that .tmp.c files generated from compiling _test.v files,
// are easy to delete at the end, *without* affecting the existing ones.
current_wd := os.getwd()
if current_wd == os.wd_at_startup && current_wd == ts.vroot {
ts.root_relative = true
}
ts.init()
mut remaining_files := []string{}
for dot_relative_file in ts.files {
file := os.real_path(dot_relative_file)
if ts.build_tools && dot_relative_file.ends_with('_test.v') {
continue
}
// Skip OS-specific tests if we are not running that OS
// Special case for android_outside_termux because of its
// underscores
if file.ends_with('_android_outside_termux_test.v') {
if !host_os.is_target_of('android_outside_termux') {
remaining_files << dot_relative_file
ts.skip_files << file
continue
}
}
os_target := file.all_before_last('_test.v').all_after_last('_')
if !host_os.is_target_of(os_target) {
remaining_files << dot_relative_file
ts.skip_files << file
continue
}
remaining_files << dot_relative_file
}
remaining_files = vtest.filter_vtest_only(remaining_files, fix_slashes: false)
ts.files = remaining_files
ts.benchmark.set_total_expected_steps(remaining_files.len)
mut njobs := runtime.nr_jobs()
if remaining_files.len < njobs {
njobs = remaining_files.len
}
ts.benchmark.njobs = njobs
mut pool_of_test_runners := pool.new_pool_processor(callback: worker_trunner)
// ensure that the nmessages queue/channel, has enough capacity for handling many messages across threads, without blocking
ts.nmessages = chan LogMessage{cap: 10000}
ts.nmessage_idx = 0
printing_thread := spawn ts.print_messages()
pool_of_test_runners.set_shared_context(ts)
ts.reporter.worker_threads_start(remaining_files, mut ts)
ts.setup_build_environment()
// all the testing happens here:
pool_of_test_runners.work_on_pointers(unsafe { remaining_files.pointers() })
ts.benchmark.stop()
ts.append_message(.sentinel, '', MessageThreadContext{ flow_id: '-1' }) // send the sentinel
printing_thread.wait()
ts.reporter.worker_threads_finish(mut ts)
ts.reporter.divider()
ts.show_list_of_failed_tests()
// cleanup the session folder, if everything was ok:
if ts.benchmark.nfail == 0 {
if ts.rm_binaries {
os.rmdir_all(ts.vtmp_dir) or {}
}
}
if os.ls(ts.vtmp_dir) or { [] }.len == 0 {
os.rmdir_all(ts.vtmp_dir) or {}
}
}
fn worker_trunner(mut p pool.PoolProcessor, idx int, thread_id int) voidptr {
mut ts := unsafe { &TestSession(p.get_shared_context()) }
if ts.fail_fast {
if ts.failed_cmds.len > 0 {
return pool.no_result
}
}
// tls_bench is used to format the step messages/timings
mut tls_bench := unsafe { &benchmark.Benchmark(p.get_thread_context(idx)) }
if isnil(tls_bench) {
tls_bench = benchmark.new_benchmark_pointer()
tls_bench.set_total_expected_steps(ts.benchmark.nexpected_steps)
p.set_thread_context(idx, tls_bench)
}
tls_bench.no_cstep = true
tls_bench.njobs = ts.benchmark.njobs
abs_path := os.real_path(p.get_item[string](idx))
mut relative_file := abs_path
mut cmd_options := [ts.vargs]
mut run_js := false
is_fmt := ts.vargs.contains('fmt')
is_vet := ts.vargs.contains('vet')
produces_file_output := !(is_fmt || is_vet)
if relative_file.ends_with('.js.v') {
if produces_file_output {
cmd_options << ' -b js'
run_js = true
}
}
if relative_file.ends_with('.c.v') {
if produces_file_output {
cmd_options << ' -b c'
run_js = false
}
}
if relative_file.contains('global') && !is_fmt {
cmd_options << ' -enable-globals'
}
if ts.root_relative {
relative_file = relative_file.replace(ts.vroot + os.path_separator, '')
}
file := os.real_path(relative_file)
mtc := MessageThreadContext{
file: file
flow_id: thread_id.str()
}
normalised_relative_file := relative_file.replace('\\', '/')
// Ensure that the generated binaries will be stored in an *unique*, fresh, and per test folder,
// inside the common session temporary folder, used for all the tests.
// This is done to provide a clean working environment, for each test, that will not contain
// files from other tests, and will make sure that tests with the same name, can be compiled
// inside their own folders, without name conflicts (and without locking issues on windows,
// where an executable is not writable, if it is running).
// Note, that the common session temporary folder ts.vtmp_dir,
// will be removed after all tests are done.
test_id := '${idx}_${thread_id}'
mut test_folder_path := os.join_path(ts.vtmp_dir, test_id)
if ts.build_tools {
// `v build-tools`, produce all executables in the same session folder, so that they can be copied later:
test_folder_path = ts.vtmp_dir
} else {
os.mkdir_all(test_folder_path) or {}
}
fname := os.file_name(file)
// There are test files ending with `_test.v`, `_test.c.v` and `_test.js.v`.
mut fname_without_extension := fname.all_before_last('.v')
if fname_without_extension.ends_with('.c') {
fname_without_extension = fname_without_extension.all_before_last('.c')
}
generated_binary_fname := if os.user_os() == 'windows' && !run_js {
fname_without_extension + '.exe'
} else {
fname_without_extension
}
reproduce_options := cmd_options.clone()
generated_binary_fpath := os.join_path_single(test_folder_path, generated_binary_fname)
if produces_file_output {
if ts.rm_binaries {
os.rm(generated_binary_fpath) or {}
}
cmd_options << ' -o ${os.quoted_path(generated_binary_fpath)}'
}
defer {
if produces_file_output && ts.rm_binaries {
os.rmdir_all(test_folder_path) or {}
}
}
mut skip_running := '-skip-running'
if ts.show_stats {
skip_running = ''
}
reproduce_cmd := '${os.quoted_path(ts.vexe)} ${reproduce_options.join(' ')} ${os.quoted_path(file)}'
cmd := '${os.quoted_path(ts.vexe)} ${skip_running} ${cmd_options.join(' ')} ${os.quoted_path(file)}'
run_cmd := if run_js {
'node ${os.quoted_path(generated_binary_fpath)}'
} else {
os.quoted_path(generated_binary_fpath)
}
mut details := get_test_details(file)
mut should_be_built := true
if details.vbuild != '' {
should_be_built = ts.build_environment.eval(details.vbuild) or {
eprintln('${file}:${details.vbuild_line}:17: error during parsing the `// v test build` expression `${details.vbuild}`: ${err}')
false
}
$if trace_should_be_built ? {
eprintln('${file} has specific build constraint: `${details.vbuild}` => should_be_built: `${should_be_built}`')
eprintln('> env facts: ${ts.build_environment.facts}')
eprintln('> env defines: ${ts.build_environment.defines}')
}
}
ts.benchmark.step()
tls_bench.step()
if !ts.build_tools && (!should_be_built || abs_path in ts.skip_files) {
ts.benchmark.skip()
tls_bench.skip()
if !hide_skips {
ts.append_message(.skip, tls_bench.step_message_with_label_and_duration(benchmark.b_skip,
normalised_relative_file, 0,
preparation: 1 * time.microsecond
), mtc)
}
return pool.no_result
}
mut compile_cmd_duration := time.Duration(0)
mut cmd_duration := time.Duration(0)
if ts.show_stats {
ts.append_message(.cmd_begin, cmd, mtc)
d_cmd := time.new_stopwatch()
mut res := os.execute(cmd)
if res.exit_code != 0 {
eprintln(res.output)
} else {
println(res.output)
}
mut status := res.exit_code
cmd_duration = d_cmd.elapsed()
ts.append_message_with_duration(.cmd_end, '', cmd_duration, mtc)
if status != 0 {
os.setenv('VTEST_RETRY_MAX', '${details.retry}', true)
for retry := 1; retry <= details.retry; retry++ {
if !details.hide_retries {
ts.append_message(.info, ' [stats] retrying ${retry}/${details.retry} of ${relative_file} ; known flaky: ${details.flaky} ...',
mtc)
}
os.setenv('VTEST_RETRY', '${retry}', true)
ts.append_message(.cmd_begin, cmd, mtc)
d_cmd_2 := time.new_stopwatch()
status = os.system(cmd)
cmd_duration = d_cmd_2.elapsed()
ts.append_message_with_duration(.cmd_end, '', cmd_duration, mtc)
if status == 0 {
unsafe {
goto test_passed_system
}
}
time.sleep(fail_retry_delay_ms)
}
if details.flaky && !fail_flaky {
ts.append_message(.info, ' *FAILURE* of the known flaky test file ${relative_file} is ignored, since VTEST_FAIL_FLAKY is 0 . Retry count: ${details.retry} .\ncmd: ${cmd}',
mtc)
unsafe {
goto test_passed_system
}
}
// most probably compiler error
if res.output.contains(': error: ') {
ts.append_message(.cannot_compile, 'Cannot compile file ${file}', mtc)
}
ts.benchmark.fail()
tls_bench.fail()
ts.add_failed_cmd(reproduce_cmd)
return pool.no_result
}
} else {
if show_start {
ts.append_message(.info, ' starting ${relative_file} ...',
mtc)
}
ts.append_message(.compile_begin, cmd, mtc)
compile_d_cmd := time.new_stopwatch()
mut compile_r := os.Result{}
for cretry in 0 .. max_compilation_retries {
compile_r = os.execute(cmd)
compile_cmd_duration = compile_d_cmd.elapsed()
// eprintln('>>>> cretry: $cretry | compile_r.exit_code: $compile_r.exit_code | compile_cmd_duration: ${compile_cmd_duration:8} | file: $normalised_relative_file')
if compile_r.exit_code == 0 {
break
}
random_sleep_ms(50, 100 * cretry)
}
ts.append_message_with_duration(.compile_end, compile_r.output, compile_cmd_duration,
mtc)
if compile_r.exit_code != 0 {
ts.benchmark.fail()
tls_bench.fail()
ts.append_message_with_duration(.fail, tls_bench.step_message_with_label_and_duration(benchmark.b_fail,
'${normalised_relative_file}\n>> compilation failed:\n${compile_r.output}',
cmd_duration,
preparation: compile_cmd_duration
), cmd_duration, mtc)
ts.add_failed_cmd(reproduce_cmd)
return pool.no_result
}
tls_bench.step_restart()
ts.benchmark.step_restart()
if ts.exec_mode == .compile {
unsafe {
goto test_passed_execute
}
}
//
mut retry := 1
ts.append_message(.cmd_begin, run_cmd, mtc)
mut failure_output := strings.new_builder(1024)
d_cmd := time.new_stopwatch()
mut r := os.execute(run_cmd)
cmd_duration = d_cmd.elapsed()
ts.append_message_with_duration(.cmd_end, r.output, cmd_duration, mtc)
if ts.show_asserts && r.exit_code == 0 {
println(r.output.split_into_lines().filter(it.contains(' assert')).join('\n'))
}
if r.exit_code != 0 {
mut trimmed_output := r.output.trim_space()
if trimmed_output.len == 0 {
// retry running at least 1 more time, to avoid CI false positives as much as possible
details.retry++
}
if details.retry != 0 {
failure_output.write_string(separator)
failure_output.writeln(' retry: 0 ; max_retry: ${details.retry} ; r.exit_code: ${r.exit_code} ; trimmed_output.len: ${trimmed_output.len}')
}
failure_output.writeln(trimmed_output)
os.setenv('VTEST_RETRY_MAX', '${details.retry}', true)
for retry = 1; retry <= details.retry; retry++ {
if !details.hide_retries {
ts.append_message(.info, ' retrying ${retry}/${details.retry} of ${relative_file} ; known flaky: ${details.flaky} ...',
mtc)
}
os.setenv('VTEST_RETRY', '${retry}', true)
ts.append_message(.cmd_begin, run_cmd, mtc)
d_cmd_2 := time.new_stopwatch()
r = os.execute(run_cmd)
cmd_duration = d_cmd_2.elapsed()
ts.append_message_with_duration(.cmd_end, r.output, cmd_duration, mtc)
if r.exit_code == 0 {
unsafe {
goto test_passed_execute
}
}
trimmed_output = r.output.trim_space()
failure_output.write_string(separator)
failure_output.writeln(' retry: ${retry} ; max_retry: ${details.retry} ; r.exit_code: ${r.exit_code} ; trimmed_output.len: ${trimmed_output.len}')
failure_output.writeln(trimmed_output)
time.sleep(fail_retry_delay_ms)
}
full_failure_output := failure_output.str().trim_space()
if details.flaky && !fail_flaky {
ts.append_message(.info, '>>> flaky failures so far:', mtc)
for line in full_failure_output.split_into_lines() {
ts.append_message(.info, '>>>>>> ${line}', mtc)
}
ts.append_message(.info, ' *FAILURE* of the known flaky test file ${relative_file} is ignored, since VTEST_FAIL_FLAKY is 0 . Retry count: ${details.retry} .\n comp_cmd: ${cmd}\n run_cmd: ${run_cmd}',
mtc)
unsafe {
goto test_passed_execute
}
}
ts.benchmark.fail()
tls_bench.fail()
cmd_duration = d_cmd.elapsed() - (fail_retry_delay_ms * details.retry)
ts.append_message_with_duration(.fail, tls_bench.step_message_with_label_and_duration(benchmark.b_fail,
'${normalised_relative_file}\n${full_failure_output}', cmd_duration,
preparation: compile_cmd_duration
), cmd_duration, mtc)
ts.add_failed_cmd(reproduce_cmd)
return pool.no_result
}
}
test_passed_system:
test_passed_execute:
ts.benchmark.ok()
tls_bench.ok()
if !hide_oks {
ts.append_message_with_duration(.ok, tls_bench.step_message_with_label_and_duration(benchmark.b_ok,
normalised_relative_file, cmd_duration,
preparation: compile_cmd_duration
), cmd_duration, mtc)
}
return pool.no_result
}
pub fn vlib_should_be_present(parent_dir string) {
vlib_dir := os.join_path_single(parent_dir, 'vlib')
if !os.is_dir(vlib_dir) {
eprintln('${vlib_dir} is missing, it must be next to the V executable')
exit(1)
}
}
pub fn prepare_test_session(zargs string, folder string, oskipped []string, main_label string) TestSession {
vexe := pref.vexe_path()
parent_dir := os.dir(vexe)
nparent_dir := parent_dir.replace('\\', '/')
vlib_should_be_present(parent_dir)
vargs := zargs.replace(vexe, '')
eheader(main_label)
if vargs.len > 0 {
eprintln('v compiler args: "${vargs}"')
}
mut session := new_test_session(vargs, true)
files := os.walk_ext(os.join_path_single(parent_dir, folder), '.v')
mut mains := []string{}
mut skipped := oskipped.clone()
next_file: for f in files {
fnormalised := f.replace('\\', '/')
// Note: a `testdata` folder, is the preferred name of a folder, containing V code,
// that you *do not want* the test framework to find incidentally for various reasons,
// for example module import tests, or subtests, that are compiled/run by other parent tests
// in specific configurations, etc.
if fnormalised.contains('testdata/') || fnormalised.contains('modules/')
|| fnormalised.contains('preludes/') {
continue
}
$if windows {
// skip process/command examples on windows. TODO: remove the need for this, fix os.Command
if fnormalised.ends_with('examples/process/command.v') {
skipped << fnormalised.replace(nparent_dir + '/', '')
continue
}
}
c := os.read_file(fnormalised) or { panic(err) }
start := c#[0..header_bytes_to_search_for_module_main]
if start.contains('module ') {
modname := start.all_after('module ').all_before('\n')
if modname !in ['main', 'no_main'] {
skipped << fnormalised.replace(nparent_dir + '/', '')
continue next_file
}
}
for skip_prefix in oskipped {
skip_folder := skip_prefix + '/'
if fnormalised.starts_with(skip_folder) {
continue next_file
}
}
mains << fnormalised
}
session.files << mains
session.skip_files << skipped
return session
}
pub type FnTestSetupCb = fn (mut session TestSession)
pub fn v_build_failing_skipped(zargs string, folder string, oskipped []string, cb FnTestSetupCb) bool {
main_label := 'Building ${folder} ...'
finish_label := 'building ${folder}'
mut session := prepare_test_session(zargs, folder, oskipped, main_label)
cb(mut session)
session.test()
eprintln(session.benchmark.total_message(finish_label))
return session.failed_cmds.len > 0
}
pub fn build_v_cmd_failed(cmd string) bool {
res := os.execute(cmd)
if res.exit_code < 0 {
return true
}
if res.exit_code != 0 {
eprintln('')
eprintln(res.output)
return true
}
return false
}
pub fn building_any_v_binaries_failed() bool {
eheader('Building V binaries...')
eprintln('VFLAGS is: "' + os.getenv('VFLAGS') + '"')
vexe := pref.vexe_path()
parent_dir := os.dir(vexe)
vlib_should_be_present(parent_dir)
os.chdir(parent_dir) or { panic(err) }
mut failed := false
v_build_commands := ['${vexe} -o v_g -g cmd/v',
'${vexe} -o v_prod_g -prod -g cmd/v', '${vexe} -o v_cg -cg cmd/v',
'${vexe} -o v_prod_cg -prod -cg cmd/v', '${vexe} -o v_prod -prod cmd/v']
mut bmark := benchmark.new_benchmark()
for cmd in v_build_commands {
bmark.step()
if build_v_cmd_failed(cmd) {
bmark.fail()
failed = true
eprintln(bmark.step_message_fail('command: ${cmd} . See details above ^^^^^^^'))
eprintln('')
continue
}
bmark.ok()
if !hide_oks {
eprintln(bmark.step_message_ok('command: ${cmd}'))
}
}
bmark.stop()
h_divider()
eprintln(bmark.total_message('building v binaries'))
return failed
}
pub fn h_divider() {
eprintln(term.h_divider('-')#[..max_header_len])
}
// setup_new_vtmp_folder creates a new nested folder inside VTMP, then resets VTMP to it,
// so that V programs/tests will write their temporary files to new location.
// The new nested folder, and its contents, will get removed after all tests/programs succeed.
pub fn setup_new_vtmp_folder(hash string) string {
new_vtmp_dir := os.join_path(os.vtmp_dir(), 'tsession_${hash}')
os.mkdir_all(new_vtmp_dir) or { panic(err) }
os.setenv('VTMP', new_vtmp_dir, true)
return new_vtmp_dir
}
pub struct TestDetails {
pub mut:
retry int
flaky bool // when flaky tests fail, the whole run is still considered successful, unless VTEST_FAIL_FLAKY is 1
//
hide_retries bool // when true, all retry tries are silent; used by `vlib/v/tests/retry_test.v`
vbuild string // could be `!(windows && tinyc)`
vbuild_line int // for more precise error reporting, if the `vbuild` expression is incorrect
}
pub fn get_test_details(file string) TestDetails {
mut res := TestDetails{}
lines := os.read_lines(file) or { [] }
for idx, line in lines {
if line.starts_with('// vtest retry:') {
res.retry = line.all_after(':').trim_space().int()
}
if line.starts_with('// vtest flaky:') {
res.flaky = line.all_after(':').trim_space().bool()
}
if line.starts_with('// vtest build:') {
res.vbuild = line.all_after(':').trim_space()
res.vbuild_line = idx + 1
}
if line.starts_with('// vtest hide_retries') {
res.hide_retries = true
}
}
return res
}
pub fn find_started_process(pname string) !string {
for line in all_processes {
if line.contains(pname) {
return line
}
}
return error('could not find process matching ${pname}')
}
fn limited_header(msg string) string {
return term.header_left(msg, '-')#[..max_header_len]
}
pub fn eheader(msg string) {
eprintln(limited_header(msg))
}
pub fn header(msg string) {
println(limited_header(msg))
flush_stdout()
}
fn random_sleep_ms(min_ms int, random_add_ms int) {
time.sleep((50 + rand.intn(50) or { 0 }) * time.millisecond)
}
fn get_max_header_len() int {
maximum := 140
cols, _ := term.get_terminal_size()
if cols > maximum {
return maximum
}
return cols
}
// is_started_mysqld is true, when the test runner determines that there is a running mysql server
pub const is_started_mysqld = find_started_process('mysqld') or { '' }
// is_started_postgres is true, when the test runner determines that there is a running postgres server
pub const is_started_postgres = find_started_process('postgres') or { '' }
pub fn (mut ts TestSession) setup_build_environment() {
facts := os.getenv('VBUILD_FACTS').split_any(',')
mut defines := os.getenv('VBUILD_DEFINES').split_any(',')
// add the runtime information, that the test runner has already determined by checking once:
if is_started_mysqld != '' {
defines << 'started_mysqld'
}
if is_started_postgres != '' {
defines << 'started_postgres'
}
if is_node_present {
defines << 'present_node'
}
if is_python_present {
defines << 'present_python'
}
if is_ruby_present {
defines << 'present_ruby'
}
if is_go_present {
defines << 'present_go'
}
if is_sqlite3_present {
defines << 'present_sqlite3'
}
if is_openssl_present {
defines << 'present_openssl'
}
defines << ts.custom_defines
$if trace_vbuild ? {
eprintln('>>> testing.get_build_environment facts: ${facts}')
eprintln('>>> testing.get_build_environment defines: ${defines}')
}
ts.build_environment = build_constraint.new_environment(facts, defines)
}