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Run jest in parallel on Windows #5096

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Merged
kenotron merged 1 commit into from
Jun 5, 2018
Merged

Run jest in parallel on Windows #5096

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6 changes: 2 additions & 4 deletions scripts/tasks/jest.js
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Expand Up @@ -21,10 +21,8 @@ module.exports = function (options) {
// Forces test results output highlighting even if stdout is not a TTY.
'--colors',

// Run tests in serial (parallel builds seem to hang rush.)
// On Windows, this is occasionally an issue: https://github.com/facebook/jest/issues/4444
// Temporarily run sequentially on Windows until jest is upgraded.
process.env.TRAVIS || process.platform === 'win32' ? `--runInBand` : undefined,
// On Travis, run tests in serial as supposedly, the free Travis build terminates if multiple processes are spun up.
process.env.TRAVIS ? `--runInBand` : undefined,

// In production builds, produce coverage information.
options.isProduction && '--coverage',
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