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59 lines
2.7 KiB
Python
59 lines
2.7 KiB
Python
import pytest
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from beets.library import Item
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from beets.ui import _field_diff
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p = pytest.param
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class TestFieldDiff:
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@pytest.fixture(autouse=True)
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def configure_color(self, config, color):
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config["ui"]["color"] = color
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@pytest.fixture(autouse=True)
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def patch_colorize(self, monkeypatch):
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"""Patch to return a deterministic string format instead of ANSI codes."""
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monkeypatch.setattr(
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"beets.ui.colorize",
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lambda color_name, text: f"[{color_name}]{text}[/]",
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)
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@staticmethod
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def diff_fmt(old, new):
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return f"[text_diff_removed]{old}[/] -> [text_diff_added]{new}[/]"
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@pytest.mark.parametrize(
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"old_data, new_data, field, expected_diff",
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[
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p({"title": "foo"}, {"title": "foo"}, "title", None, id="no_change"),
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p({"bpm": 120.0}, {"bpm": 120.005}, "bpm", None, id="float_close_enough"),
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p({"bpm": 120.0}, {"bpm": 121.0}, "bpm", f"bpm: {diff_fmt('120', '121')}", id="float_changed"),
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p({"title": "foo"}, {"title": "bar"}, "title", f"title: {diff_fmt('foo', 'bar')}", id="string_full_replace"),
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p({"title": "prefix foo"}, {"title": "prefix bar"}, "title", "title: prefix [text_diff_removed]foo[/] -> prefix [text_diff_added]bar[/]", id="string_partial_change"),
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p({"year": 2000}, {"year": 2001}, "year", f"year: {diff_fmt('2000', '2001')}", id="int_changed"),
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p({}, {"genre": "Rock"}, "genre", "genre: -> [text_diff_added]Rock[/]", id="field_added"),
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p({"genre": "Rock"}, {}, "genre", "genre: [text_diff_removed]Rock[/] -> ", id="field_removed"),
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p({"track": 1}, {"track": 2}, "track", f"track: {diff_fmt('01', '02')}", id="formatted_value_changed"),
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p({"mb_trackid": None}, {"mb_trackid": "1234"}, "mb_trackid", "mb_trackid: -> [text_diff_added]1234[/]", id="none_to_value"),
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p({}, {"new_flex": "foo"}, "new_flex", "[text_diff_added]new_flex: foo[/]", id="flex_field_added"),
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p({"old_flex": "foo"}, {}, "old_flex", "[text_diff_removed]old_flex: foo[/]", id="flex_field_removed"),
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],
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) # fmt: skip
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@pytest.mark.parametrize("color", [True], ids=["color_enabled"])
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def test_field_diff_colors(self, old_data, new_data, field, expected_diff):
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old_item = Item(**old_data)
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new_item = Item(**new_data)
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diff = _field_diff(field, old_item.formatted(), new_item.formatted())
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assert diff == expected_diff
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@pytest.mark.parametrize("color", [False], ids=["color_disabled"])
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def test_field_diff_no_color(self):
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old_item = Item(title="foo")
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new_item = Item(title="bar")
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diff = _field_diff("title", old_item.formatted(), new_item.formatted())
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assert diff == "title: foo -> bar"
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