fcf-framework-lock/tests/test_file.js

Provides file locking and named mutex functionality

let libLock = require("../index.js");
let libUtil = require("util");
let libFS   = require("fs");
let libOS   = require("os");

async function main(){
  let lock = await libUtil.promisify(libLock.lockNamedMutex)("test");
  fileLock = "/tmp/fcf-framework/namedmutex/test";

  let stat;
  try {
    stat = await libUtil.promisify(libFS.stat)(fileLock);
  } catch(e){
  }

  console.log("", stat);

  await libUtil.promisify(libLock.unlockNamedMutex)(lock);

  try {
    stat = await libUtil.promisify(libFS.stat)(fileLock);
  } catch(e){
  }
  console.log("", stat);

}


main();