filesystementry-getParent.html

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This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /entries-api/filesystementry-getParent.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<meta charset=utf-8>

<title>Entries API: FileSystemEntry.getParent() with script-created DataTransfer</title>

<link rel=help href="https://wicg.github.io/entries-api/#dom-filesystementry-getparent">

<link rel=author title="Euclid Ye" href="mailto:yezhizhenjiakang@gmail.com">

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script>

async_test(t => {

  const file = new File(['hello world'], 'test.txt', { type: 'text/plain' });

  const dt = new DataTransfer();

  dt.items.add(file);

  const entry = dt.items[0].webkitGetAsEntry();

  entry.getParent(

    t.step_func_done(parent => {

      assert_true(parent.isDirectory);

      assert_false(parent.isFile);

      assert_equals(parent.name, '');

      assert_equals(parent.fullPath, '/');

}),

    t.unreached_func('getParent() should not invoke the error callback')

);

}, 'getParent() on a root-level file entry returns the root directory');

async_test(t => {

  const file = new File(['hello world'], 'test.txt', { type: 'text/plain' });

  const dt = new DataTransfer();

  dt.items.add(file);

  const entry = dt.items[0].webkitGetAsEntry();

  const root = entry.filesystem.root;

  root.getParent(

    t.step_func_done(parent => {

      assert_true(parent.isDirectory, 'parent should be a directory');

      assert_equals(parent.name, '', 'root name is empty string');

      assert_equals(parent.fullPath, '/', 'parent of root is root itself');

}),

    t.unreached_func('getParent() should not invoke the error callback')

);

}, 'getParent() on the root directory returns the root itself');

</script>