Vito Sansevero
a83799451b
A config imported from another directory (the workflow-artifacts test copies it to a temp root) resolved './running-tests-reporter.mjs' against that root under CI and failed to load it. Resolve it from this module instead.
30 lines
1.4 KiB
JavaScript
30 lines
1.4 KiB
JavaScript
import { availableParallelism } from 'node:os';
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import { fileURLToPath } from 'node:url';
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// Absolute, so a config that imports this one from another directory still finds it.
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const RUNNING_TESTS_REPORTER = fileURLToPath(new URL('./running-tests-reporter.mjs', import.meta.url));
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const MAX_LOCAL_WORKERS = 8;
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const CPUS_PER_WORKER = 4;
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// PM_TEST_WORKERS wins; CI without it keeps one worker, so CI only changes
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// through explicit workflow edits; locally a quarter of the CPUs, at most eight.
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export function workflowWorkers({ env = process.env, cpus = availableParallelism() } = {}) {
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if (env.PM_TEST_WORKERS !== undefined) {
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const workers = Number(env.PM_TEST_WORKERS);
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if (!Number.isInteger(workers) || workers < 1) {
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throw new Error(`PM_TEST_WORKERS must be a positive integer, got "${env.PM_TEST_WORKERS}"`);
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}
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return workers;
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}
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if (env.CI) return 1;
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return Math.max(1, Math.min(MAX_LOCAL_WORKERS, Math.floor(cpus / CPUS_PER_WORKER)));
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}
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// Under CI, running-tests-reporter.mjs names the tests a step timeout's signal cut off (`list`
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// cannot: they never end), and a blob report beside the traces is uploaded with them.
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export function reporters({ env = process.env, name } = {}) {
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if (!env.CI) return 'list';
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return [['list'], [RUNNING_TESTS_REPORTER], ['blob', { outputDir: `./test-results/blob/${name}` }]];
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}
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