from unittest import TestCase

from beets.util.layout import split_into_lines


class LayoutTestCase(TestCase):
    def test_split_into_lines(self):
        # Test uncolored text
        txt = split_into_lines("test test test", 5, 5)
        assert txt == ["test", "test", "test"]
        # Test multiple colored texts
        colored_text = "\x1b[31mtest \x1b[39;49;00m" * 3
        split_txt = [
            "\x1b[31mtest\x1b[39;49;00m",
            "\x1b[31mtest\x1b[39;49;00m",
            "\x1b[31mtest\x1b[39;49;00m",
        ]
        txt = split_into_lines(colored_text, 5, 5)
        assert txt == split_txt
        # Test single color, multi space text
        colored_text = "\x1b[31m test test test \x1b[39;49;00m"
        txt = split_into_lines(colored_text, 5, 5)
        assert txt == split_txt
        # Test single color, different spacing
        colored_text = "\x1b[31mtest\x1b[39;49;00mtest test test"
        # ToDo: fix color_len to handle mid-text color escapes, and thus
        # split colored texts over newlines (potentially with dashes?)
        split_txt = ["\x1b[31mtest\x1b[39;49;00mt", "est", "test", "test"]
        txt = split_into_lines(colored_text, 5, 5)
        assert txt == split_txt