Method test_open_w

Lib/test/test_pathlib/test_write.py:32–37

(self)

        self.assertIsInstance(self.root, _WritablePath)

    def test_open_w(self):
        p = self.root / 'fileA'
        with vfsopen(p, 'w', encoding='utf-8') as f:
            self.assertIsInstance(f, io.TextIOBase)
            f.write('this is file A\n')
        self.assertEqual(self.ground.readtext(p), 'this is file A\n')

    def test_open_w_buffering_error(self):
        p = self.root / 'fileA'