Function test_abs_with_kids

test/parallel/test-fs-realpath.js:491–544

(realpath, realpathSync, cb)

//     `-- link -> /tmp/node-test-realpath-abs-kids/a/b/
// realpath(root+'/a/link/c/x.txt') ==> root+'/a/b/c/x.txt'
function test_abs_with_kids(realpath, realpathSync, cb) {
  console.log('test_abs_with_kids');

  // This one should still run, even if skipSymlinks is set,
  // because it uses a junction.
  const type = skipSymlinks ? 'junction' : 'dir';

  console.log('using type=%s', type);

  const root = `${tmpAbsDir}/node-test-realpath-abs-kids`;
  function cleanup() {
    ['/a/b/c/x.txt',
     '/a/link',
    ].forEach(function(file) {
      try { fs.unlinkSync(root + file); } catch {
        // Continue regardless of error.
      }
    });
    ['/a/b/c',
     '/a/b',
     '/a',
     '',
    ].forEach(function(folder) {
      try { fs.rmdirSync(root + folder); } catch {
        // Continue regardless of error.
      }
    });
  }

  function setup() {
    cleanup();
    ['',
     '/a',
     '/a/b',
     '/a/b/c',
    ].forEach(function(folder) {
      console.log(`mkdir ${root}${folder}`);
      fs.mkdirSync(root + folder, 0o700);
    });
    fs.writeFileSync(`${root}/a/b/c/x.txt`, 'foo');
    fs.symlinkSync(`${root}/a/b`, `${root}/a/link`, type);
  }
  setup();
  const linkPath = `${root}/a/link/c/x.txt`;
  const expectPath = `${root}/a/b/c/x.txt`;
  const actual = realpathSync(linkPath);
  // console.log({link:linkPath,expect:expectPath,actual:actual},'sync');
  assertEqualPath(actual, path.resolve(expectPath));
  asynctest(realpath, [linkPath], cb, function(er, actual) {
    // console.log({link:linkPath,expect:expectPath,actual:actual},'async');
    assertEqualPath(actual, path.resolve(expectPath));
    cleanup();
  });
}

function test_root(realpath, realpathSync, cb) {
  assertEqualPath(root, realpathSync('/'));