How to use the interface-ipfs-core.ping function in interface-ipfs-core

reason: 'TODO IPNS not implemented yet'
    },
    {
      name: 'should resolve IPNS link recursively',
      reason: 'TODO IPNS not implemented yet'
    }
  ]
})

tests.name(defaultCommonFactory)

tests.object(defaultCommonFactory)

tests.pin(defaultCommonFactory)

tests.ping(defaultCommonFactory, { skip: true })

tests.pubsub(defaultCommonFactory, { skip: true })

tests.repo(defaultCommonFactory, {
  skip: [
    // repo.gc
    {
      name: 'gc',
      reason: 'TODO: repo.gc is not implemented in js-ipfs yet!'
    }
  ]
})

tests.stats(defaultCommonFactory)

tests.swarm(defaultCommonFactory, { skip: true })

name: 'should cancel a subscription correctly returning true',
        reason: 'go-ipfs is really slow for publishing and resolving ipns records, unless in offline mode'
      },
      // name.pubsub.subs
      {
        name: 'should get the list of subscriptions updated after a resolve',
        reason: 'go-ipfs is really slow for publishing and resolving ipns records, unless in offline mode'
      }
    ]
  })

  tests.object(commonFactory)

  tests.pin(commonFactory)

  tests.ping(commonFactory, {
    skip: [
      {
        name: 'should fail when pinging an unknown peer over pull stream',
        reason: 'FIXME go-ipfs return success with text: Looking up peer '
      },
      {
        name: 'should fail when pinging peer that is not available over readable stream',
        reason: 'FIXME go-ipfs return success with text: Looking up peer '
      },
      {
        name: 'should fail when pinging a peer that is not available',
        reason: 'FIXME go-ipfs return success with text: Looking up peer '
      }
    ]
  })

//     reason: 'go-ipfs is really slow for publishing and resolving ipns records, unless in offline mode'
    //   },
    //   // name.pubsub.subs
    //   {
    //     name: 'should get the list of subscriptions updated after a resolve',
    //     reason: 'go-ipfs is really slow for publishing and resolving ipns records, unless in offline mode'
    //   }
    // ]
    skip: { reason: 'LITE: not implemented yet' }
  })

  tests.object(defaultCommon, { skip: { reason: 'LITE: not implemented yet' } })

  tests.pin(defaultCommon, { skip: { reason: 'LITE: not implemented yet' } })

  tests.ping(defaultCommon, {
    skip: [
      // TODO: LITE: add reason
      'should fail when pinging a peer that is not available',
      'pingReadableStream',
      'should fail when pinging an unknown peer over pull stream'
    ]
  })

  tests.pubsub(CommonFactory.create({
    spawnOptions: {
      args: ['--enable-pubsub-experiment'],
      initOptions: { bits: 1024, profile: 'test' }
    }
  }), {
    skip: [
      {

}
  }), overrides))

  tests.namePubsub(createFactory(merge(commonOptions, {
    ipfsOptions: {
      EXPERIMENTAL: {
        ipnsPubsub: true
      }
    }
  }), overrides))

  tests.object(commonFactory)

  tests.pin(commonFactory)

  tests.ping(commonFactory)

  tests.pubsub(createFactory(commonOptions, merge(overrides, {
    go: {
      args: ['--enable-pubsub-experiment']
    }
  })))

  tests.repo(commonFactory)

  tests.stats(commonFactory)

  tests.swarm(commonFactory)
})

factory.dismantle(cb)
  }
}

test.block(common)
test.bootstrap(common)
test.config(common)
test.dag(common)
test.dht(common)
test.files(common)
test.filesMFS(common)
test.key(common)
test.miscellaneous(common)
test.object(common)
test.pin(common)
test.ping(common)
test.pubsub(common)
test.repo(common)
test.stats(common)
test.swarm(common)

}
    }
  }), overrides))

  tests.object(commonFactory, {
    skip: [
      {
        name: 'should respect timeout option',
        reason: 'js-ipfs doesn\'t support timeout yet'
      }
    ]
  })

  tests.pin(commonFactory)

  tests.ping(commonFactory)

  tests.pubsub(createFactory(commonOptions, merge(overrides, {
    go: {
      args: ['--enable-pubsub-experiment']
    }
  })), {
    skip: [
      {
        name: 'should receive messages from a different node',
        reason: 'https://github.com/ipfs/js-ipfs/issues/2662'
      },
      {
        name: 'should round trip a non-utf8 binary buffer',
        reason: 'https://github.com/ipfs/js-ipfs/issues/2662'
      },
      {