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test: fix flaky test-force-repl #14439

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test: fix flaky test-force-repl #14439

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7 changes: 2 additions & 5 deletions test/parallel/test-force-repl.js
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Original file line number Diff line number Diff line change
Expand Up @@ -3,16 +3,13 @@ const common = require('../common');
const assert = require('assert');
const spawn = require('child_process').spawn;

// spawn a node child process in "interactive" mode (force the repl)
// Spawn a node child process in interactive mode (enabling the REPL) and
// confirm the '> ' prompt is included in the output.
const cp = spawn(process.execPath, ['-i']);
// give node + the repl 5 seconds to start
const timeoutId = setTimeout(common.mustNotCall(),
common.platformTimeout(5000));

cp.stdout.setEncoding('utf8');

cp.stdout.once('data', common.mustCall(function(b) {
clearTimeout(timeoutId);
assert.strictEqual(b, '> ');
cp.kill();
}));