set_file_is_test.js

const fs = require('fs');
const path = require('path');

const PREFIX = 'set_file_is_test called from ';

const args = process.argv.slice(2)

for (const reportPath of args) {
  const name = path.basename(reportPath, '.json');
  const report = JSON.parse(fs.readFileSync(reportPath));

  for (const result of report.results) {
    if (result.status === 'ERROR' && result.message &&
      result.message.startsWith(PREFIX)) {
      const context = result.message.substr(PREFIX.length);
      console.log(name, context, result.test);
    }
  }
}