# This file is part of beets.
# Copyright 2021, Graham R. Cobb.

"""Tests for the 'bareasc' plugin."""


import unittest
from test.helper import TestHelper, capture_stdout

from beets import logging


class BareascPluginTest(unittest.TestCase, TestHelper):
    """Test bare ASCII query matching."""

    def setUp(self):
        """Set up test environment for bare ASCII query matching."""
        self.setup_beets()
        self.log = logging.getLogger("beets.web")
        self.config["bareasc"]["prefix"] = "#"
        self.load_plugins("bareasc")

        # Add library elements. Note that self.lib.add overrides any "id=<n>"
        # and assigns the next free id number.
        self.add_item(title="with accents", album_id=2, artist="Antonín Dvořák")
        self.add_item(title="without accents", artist="Antonín Dvorak")
        self.add_item(title="with umlaut", album_id=2, artist="Brüggen")
        self.add_item(title="without umlaut or e", artist="Bruggen")
        self.add_item(title="without umlaut with e", artist="Brueggen")

    def test_search_normal_noaccent(self):
        """Normal search, no accents, not using bare-ASCII match.

        Finds just the unaccented entry.
        """
        items = self.lib.items("dvorak")

        self.assertEqual(len(items), 1)
        self.assertEqual([items[0].title], ["without accents"])

    def test_search_normal_accent(self):
        """Normal search, with accents, not using bare-ASCII match.

        Finds just the accented entry.
        """
        items = self.lib.items("dvořák")

        self.assertEqual(len(items), 1)
        self.assertEqual([items[0].title], ["with accents"])

    def test_search_bareasc_noaccent(self):
        """Bare-ASCII search, no accents.

        Finds both entries.
        """
        items = self.lib.items("#dvorak")

        self.assertEqual(len(items), 2)
        self.assertEqual(
            {items[0].title, items[1].title},
            {"without accents", "with accents"},
        )

    def test_search_bareasc_accent(self):
        """Bare-ASCII search, with accents.

        Finds both entries.
        """
        items = self.lib.items("#dvořák")

        self.assertEqual(len(items), 2)
        self.assertEqual(
            {items[0].title, items[1].title},
            {"without accents", "with accents"},
        )

    def test_search_bareasc_wrong_accent(self):
        """Bare-ASCII search, with incorrect accent.

        Finds both entries.
        """
        items = self.lib.items("#dvořäk")

        self.assertEqual(len(items), 2)
        self.assertEqual(
            {items[0].title, items[1].title},
            {"without accents", "with accents"},
        )

    def test_search_bareasc_noumlaut(self):
        """Bare-ASCII search, with no umlaut.

        Finds entry with 'u' not 'ue', although German speaker would
        normally replace ü with ue.

        This is expected behaviour for this simple plugin.
        """
        items = self.lib.items("#Bruggen")

        self.assertEqual(len(items), 2)
        self.assertEqual(
            {items[0].title, items[1].title},
            {"without umlaut or e", "with umlaut"},
        )

    def test_search_bareasc_umlaut(self):
        """Bare-ASCII search, with umlaut.

        Finds entry with 'u' not 'ue', although German speaker would
        normally replace ü with ue.

        This is expected behaviour for this simple plugin.
        """
        items = self.lib.items("#Brüggen")

        self.assertEqual(len(items), 2)
        self.assertEqual(
            {items[0].title, items[1].title},
            {"without umlaut or e", "with umlaut"},
        )

    def test_bareasc_list_output(self):
        """Bare-ASCII version of list command - check output."""
        with capture_stdout() as output:
            self.run_command("bareasc", "with accents")

        self.assertIn("Antonin Dvorak", output.getvalue())

    def test_bareasc_format_output(self):
        """Bare-ASCII version of list -f command - check output."""
        with capture_stdout() as output:
            self.run_command(
                "bareasc", "with accents", "-f", "$artist:: $title"
            )

        self.assertEqual("Antonin Dvorak:: with accents\n", output.getvalue())


def suite():
    """loader."""
    return unittest.TestLoader().loadTestsFromName(__name__)


if __name__ == "__main__":
    unittest.main(defaultTest="suite")