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import pytest
from textual.expand_tabs import expand_tabs_inline, get_tab_widths
@pytest.mark.parametrize(
"line, expanded_line",
[
(" b ar ", " b ar "),
("\tbar", " bar"),
("\tbar\t", " bar "),
("\tr\t", " r "),
("1\tbar", "1 bar"),
("12\tbar", "12 bar"),
("123\tbar", "123 bar"),
("1234\tbar", "1234 bar"),
("💩\tbar", "💩 bar"),
("💩💩\tbar", "💩💩 bar"),
("💩💩💩\tbar", "💩💩💩 bar"),
("F💩\tbar", "F💩 bar"),
("F💩O\tbar", "F💩O bar"),
],
)
def test_expand_tabs_inline(line, expanded_line):
assert expand_tabs_inline(line) == expanded_line
def test_get_tab_widths():
assert get_tab_widths("\tbar") == [("", 4), ("bar", 0)]
assert get_tab_widths("\tbar\t") == [("", 4), ("bar", 1)]
assert get_tab_widths("\tfoo\t\t") == [("", 4), ("foo", 1), ("", 4)]
assert get_tab_widths("\t木foo\t木\t\t") == [("", 4), ("木foo", 3), ("木", 2), ("", 4)]
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