onRunStartArguments.js

{
  '0': {
    numFailedTestSuites: 0,
    numFailedTests: 0,
    numPassedTestSuites: 0,
    numPassedTests: 0,
    numPendingTestSuites: 0,
    numPendingTests: 0,
    numRuntimeErrorTestSuites: 0,
    numTodoTests: 0,
    numTotalTestSuites: 15,
    numTotalTests: 0,
    openHandles: [],
    snapshot: {
      added: 0,
      didUpdate: false,
      failure: false,
      filesAdded: 0,
      filesRemoved: 0,
      filesUnmatched: 0,
      filesUpdated: 0,
      matched: 0,
      total: 0,
      unchecked: 0,
      uncheckedKeysByFile: [],
      unmatched: 0,
      updated: 0
    },
    startTime: 1552149691390,
    success: false,
    testResults: [],
    wasInterrupted: false
  },
  '1': {
    estimatedTime: 0,
    showStatus: true
  }
}