Function waitInitialBreak

test/parallel/test-debugger-heap-profiler.js:21–34

()

  const cli = startCLI([fixtures.path('debugger/empty.js')], [], opts);

  async function waitInitialBreak() {
    try {
      await cli.waitForInitialBreak();
      await cli.waitForPrompt();
      await cli.command('takeHeapSnapshot()');
      JSON.parse(readFileSync(filename, 'utf8'));
      // Check that two simultaneous snapshots don't step all over each other.
      // Refs: https://github.com/nodejs/node/issues/39555
      await cli.command('takeHeapSnapshot(); takeHeapSnapshot()');
      JSON.parse(readFileSync(filename, 'utf8'));
    } finally {
      await cli.quit();
    }
  }

  // Check that the snapshot is valid JSON.
  waitInitialBreak().then(common.mustCall());