def METHOD_NAME(codeeditor_indent):
    """Test indentation in a single line."""
    editor = codeeditor_indent
    text = ("class a():\n"
            "self.b = 1\n"
            "print(self.b)\n"
            "\n"
            )
    expected = ("class a():\n"
                "  self.b = 1\n"
                "print(self.b)\n"
                "\n"
                )
    editor.set_text(text)
    # Indent line without spaces
    new_text = make_indent(editor, start_line=2)
    assert new_text == expected