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feat(test): ludic test -j N runs tests side by side

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Every file is compiled, linked and every test block run as up to N jobs
at once (xargs -P; default the CPU count), each test with a TMPDIR of
its own, and the report is read back in file order. Windows keeps the
sequential path.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
Orkun ÇAKILKAYA 2026-09-25 11:38:09 +03:00
parent e738741521
commit e3219f17dd
8 changed files with 162 additions and 12 deletions
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9
tools/ludic-cli/test.ludic
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@ -515,6 +515,15 @@ function test_dir_case() -> void {
if s_contains(got, "helper.ludic") { bad2(lbl, "a file that is not a test was run"); return }
if not shq(`cd {work} && {root}/bin/ludic test pk/tests > out2.txt 2>&1`) { bad2(lbl, capture_line(`tail -1 {work}/out2.txt`)); return }
ok(lbl)
# -j: two tests at once, each writing one fixed scratch path - each has a TMPDIR of its own
let lbl2 = "ludic test -j 2: tests run side by side, each with its own Os.temp_dir()"
var t = "program Scratch {\n"
t = t + " function hold(v: string) -> bool {\n let p = Os.temp_dir() + \"/scratch.txt\"\n Fs.write_text(p, v)\n for i in 0 .. 3000 {\n if Fs.read_text(p) != v { return false }\n }\n return true\n }\n"
t = t + " test \"one\" {\n expect(hold(\"one\"))\n }\n test \"two\" {\n expect(hold(\"two\"))\n }\n}\n"
write_file(`{work}/pk/tests/scratch.ludic`, t)
if not shq(`cd {work} && {root}/bin/ludic test pk/tests -j 2 > out3.txt 2>&1`) { bad2(lbl2, capture(`cat {work}/out3.txt`)); return }
if not shq(`grep -q 'pk/tests/scratch.ludic (2 tests)' {work}/out3.txt`) { bad2(lbl2, capture(`cat {work}/out3.txt`)); return }
ok(lbl2)
}
# package.ludic drives the CLI: `entry` (or the one program under src/) is what