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test: add inspect-brk option to cluster module #12503

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36 changes: 36 additions & 0 deletions test/parallel/test-cluster-inspect-brk.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,36 @@
'use strict';
const common = require('../common');

// A test to ensure that cluster properly interoperates with the
// --inspect-brk option.

const assert = require('assert');
const cluster = require('cluster');
const debuggerPort = common.PORT;

if (cluster.isMaster) {
function test(execArgv) {

cluster.setupMaster({
execArgv: execArgv,
stdio: ['pipe', 'pipe', 'pipe', 'ipc', 'pipe']
});

const worker = cluster.fork();

// Debugger listening on port [port].
worker.process.stderr.once('data', common.mustCall(function() {
worker.process.kill('SIGTERM');
}));

worker.process.on('exit', common.mustCall(function(code, signal) {
assert.strictEqual(signal, 'SIGTERM');
}));
}

test(['--inspect-brk']);
test([`--inspect-brk=${debuggerPort}`]);
} else {
// Cluster worker is at a breakpoint, should not reach here.
assert.fail(1, 2, 'Test failed: cluster worker is at a breakpoint.', '>');
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As of recently, this can just be:

assert.fail('Test failed: cluster worker is at a breakpoint.');

}