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

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module testing
import (
os
term
benchmark
filepath
sync
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v.pref
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)
pub struct TestSession {
pub mut:
files []string
vexe string
vargs string
failed bool
benchmark benchmark.Benchmark
show_ok_tests bool
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}
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pub fn new_test_session(_vargs string) TestSession {
vargs := _vargs.replace('-silent', '')
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return TestSession{
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vexe: pref.vexe_path()
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vargs: vargs
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show_ok_tests: !_vargs.contains('-silent')
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}
}
pub fn (ts mut TestSession) init() {
ts.benchmark = benchmark.new_benchmark()
}
pub fn (ts mut TestSession) test() {
ts.init()
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mut remaining_files := []string
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for dot_relative_file in ts.files {
relative_file := dot_relative_file.replace('./', '')
file := os.realpath(relative_file)
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$if windows {
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if file.contains('sqlite') || file.contains('httpbin') {
continue
}
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}
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$if !macos {
if file.contains('customer') {
continue
}
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}
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$if msvc {
if file.contains('asm') {
continue
}
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}
$if tinyc {
if file.contains('asm') {
continue
}
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}
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remaining_files << dot_relative_file
}
ts.files = remaining_files
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ts.benchmark.set_total_expected_steps(remaining_files.len)
mut pool_of_test_runners := sync.new_pool_processor({
callback: worker_trunner
})
pool_of_test_runners.set_shared_context(ts)
$if msvc {
// NB: MSVC can not be launched in parallel, without giving it
// the option /FS because it uses a shared PDB file, which should
// be locked, but that makes writing slower...
// See: https://docs.microsoft.com/en-us/cpp/build/reference/fs-force-synchronous-pdb-writes?view=vs-2019
// Instead, just run tests on 1 core for now.
pool_of_test_runners.set_max_jobs(1)
}
pool_of_test_runners.work_on_pointers(remaining_files.pointers())
ts.benchmark.stop()
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eprintln(term.h_divider('-'))
}
fn worker_trunner(p mut sync.PoolProcessor, idx int, thread_id int) voidptr {
mut ts := &TestSession(p.get_shared_context())
tmpd := os.tmpdir()
show_stats := '-stats' in ts.vargs.split(' ')
// tls_bench is used to format the step messages/timings
mut tls_bench := &benchmark.Benchmark(p.get_thread_context(idx))
if isnil(tls_bench) {
tls_bench = benchmark.new_benchmark_pointer()
tls_bench.set_total_expected_steps(ts.benchmark.nexpected_steps)
p.set_thread_context(idx, tls_bench)
}
tls_bench.cstep = idx
dot_relative_file := p.get_string_item(idx)
relative_file := dot_relative_file.replace('./', '')
file := os.realpath(relative_file)
// Ensure that the generated binaries will be stored in the temporary folder.
// Remove them after a test passes/fails.
fname := filepath.filename(file)
generated_binary_fname := if os.user_os() == 'windows' { fname.replace('.v', '.exe') } else { fname.replace('.v', '') }
generated_binary_fpath := filepath.join(tmpd,generated_binary_fname)
if os.exists(generated_binary_fpath) {
os.rm(generated_binary_fpath)
}
mut cmd_options := [ts.vargs]
if !ts.vargs.contains('fmt') {
cmd_options << ' -o "$generated_binary_fpath"'
}
cmd := '"${ts.vexe}" ' + cmd_options.join(' ') + ' "${file}"'
// eprintln('>>> v cmd: $cmd')
ts.benchmark.step()
tls_bench.step()
if show_stats {
eprintln(term.h_divider('-'))
status := os.system(cmd)
if status == 0 {
ts.benchmark.ok()
tls_bench.ok()
}
else {
ts.failed = true
ts.benchmark.fail()
tls_bench.fail()
return sync.no_result
}
}
else {
r := os.exec(cmd) or {
ts.failed = true
ts.benchmark.fail()
tls_bench.fail()
eprintln(tls_bench.step_message_fail(relative_file))
return sync.no_result
}
if r.exit_code != 0 {
ts.failed = true
ts.benchmark.fail()
tls_bench.fail()
eprintln(tls_bench.step_message_fail('${relative_file}\n`$file`\n (\n$r.output\n)'))
}
else {
ts.benchmark.ok()
tls_bench.ok()
if ts.show_ok_tests {
eprintln(tls_bench.step_message_ok(relative_file))
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}
}
}
if os.exists(generated_binary_fpath) {
os.rm(generated_binary_fpath)
}
return sync.no_result
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}
pub fn vlib_should_be_present(parent_dir string) {
vlib_dir := filepath.join(parent_dir,'vlib')
if !os.is_dir(vlib_dir) {
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eprintln('$vlib_dir is missing, it must be next to the V executable')
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exit(1)
}
}
pub fn v_build_failing(zargs string, folder string) bool {
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main_label := 'Building $folder ...'
finish_label := 'building $folder'
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vexe := pref.vexe_path()
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parent_dir := filepath.dir(vexe)
vlib_should_be_present(parent_dir)
vargs := zargs.replace(vexe, '')
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eheader(main_label)
eprintln('v compiler args: "$vargs"')
mut session := new_test_session(vargs)
files := os.walk_ext(filepath.join(parent_dir,folder), '.v')
mut mains := []string
for f in files {
if !f.contains('modules') && !f.contains('preludes') {
$if windows {
// skip pico example on windows
if f.ends_with('examples\\pico\\pico.v') {
continue
}
}
mains << f
}
}
session.files << mains
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session.test()
eprintln(session.benchmark.total_message(finish_label))
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return session.failed
}
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pub fn build_v_cmd_failed(cmd string) bool {
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res := os.exec(cmd) or {
return true
}
if res.exit_code != 0 {
eprintln('')
eprintln(res.output)
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return true
}
return false
}
pub fn building_any_v_binaries_failed() bool {
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eheader('Building V binaries...')
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eprintln('VFLAGS is: "' + os.getenv('VFLAGS') + '"')
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vexe := pref.vexe_path()
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parent_dir := filepath.dir(vexe)
testing.vlib_should_be_present(parent_dir)
os.chdir(parent_dir)
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mut failed := false
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v_build_commands := ['$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',
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]
mut bmark := benchmark.new_benchmark()
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for cmd in v_build_commands {
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bmark.step()
if build_v_cmd_failed(cmd) {
bmark.fail()
failed = true
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eprintln(bmark.step_message_fail('command: ${cmd} . See details above ^^^^^^^'))
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eprintln('')
continue
}
bmark.ok()
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eprintln(bmark.step_message_ok('command: ${cmd}'))
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}
bmark.stop()
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eprintln(term.h_divider('-'))
eprintln(bmark.total_message('building v binaries'))
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return failed
}
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pub fn eheader(msg string) {
eprintln(term.header(msg, '-'))
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}
pub fn header(msg string) {
println(term.header(msg, '-'))
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}