597 lines
23 KiB
Python
597 lines
23 KiB
Python
# Tools for A Feminist Audit of Pop Music.
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# Copyright 2026 imacat. All rights reserved.
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# Authors:
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# imacat@mail.imacat.idv.tw (imacat), 2026/7/31
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"""Unit tests for the working store builder module."""
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import io
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import tempfile
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import unittest
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from contextlib import redirect_stderr
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from pathlib import Path
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from typing import Any
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from unittest import mock
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import sqlalchemy as sa
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from sqlalchemy.orm import Session
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from pop_fem_audit_tools import build_db, config
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from pop_fem_audit_tools.database import DataSource
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from pop_fem_audit_tools.models import (
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Artist,
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ChartEntry,
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Role,
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Song,
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)
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class TestParseArtistCredit(unittest.TestCase):
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"""Test cases for the artist credit parser."""
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def test_plain_solo(self) -> None:
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"""Test a plain solo artist credit."""
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self.assertEqual(build_db.parse_artist_credit("Adele"),
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[("Adele", Role.PRIMARY)])
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def test_featuring_with_and(self) -> None:
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"""Test a featuring credit with an "and" delimiter."""
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self.assertEqual(
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build_db.parse_artist_credit(
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"Drake featuring Wizkid and Kyla"),
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[("Drake", Role.PRIMARY),
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("Wizkid", Role.FEATURED),
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("Kyla", Role.FEATURED)])
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def test_comma_and_ampersand(self) -> None:
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"""Test a credit with comma and ampersand delimiters."""
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self.assertEqual(
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build_db.parse_artist_credit(
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"Lady Gaga, Bradley Cooper & BloodPop"),
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[("Lady Gaga", Role.PRIMARY),
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("Bradley Cooper", Role.PRIMARY),
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("BloodPop", Role.PRIMARY)])
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def test_x_delimiter(self) -> None:
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"""Test the "x" delimiter."""
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self.assertEqual(
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build_db.parse_artist_credit("KAROL G x Nicki Minaj"),
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[("KAROL G", Role.PRIMARY),
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("Nicki Minaj", Role.PRIMARY)])
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def test_plus_delimiter(self) -> None:
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"""Test the "+" delimiter."""
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self.assertEqual(
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build_db.parse_artist_credit("Marshmello + Halsey"),
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[("Marshmello", Role.PRIMARY),
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("Halsey", Role.PRIMARY)])
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def test_with_delimiter(self) -> None:
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"""Test the "with" delimiter."""
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self.assertEqual(
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build_db.parse_artist_credit(
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"Kane Brown with Lauren Alaina"),
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[("Kane Brown", Role.PRIMARY),
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("Lauren Alaina", Role.PRIMARY)])
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def test_feat_abbreviation(self) -> None:
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"""Test that "Feat." splits the featured side."""
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self.assertEqual(
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build_db.parse_artist_credit(
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"Ariana Grande Feat. Doja Cat"
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" & Megan Thee Stallion"),
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[("Ariana Grande", Role.PRIMARY),
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("Doja Cat", Role.FEATURED),
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("Megan Thee Stallion", Role.FEATURED)])
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def test_case_insensitive_featuring(self) -> None:
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"""Test that "Featuring" splits case-insensitively."""
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self.assertEqual(
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build_db.parse_artist_credit(
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"24kGoldn Featuring iann dior"),
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[("24kGoldn", Role.PRIMARY),
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("iann dior", Role.FEATURED)])
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def test_colon_prefix_group(self) -> None:
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"""Test that a colon-prefixed group name is dropped."""
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self.assertEqual(
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build_db.parse_artist_credit(
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"¥$: Ye & Ty Dolla $ign Featuring Rich The Kid"
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" & Playboi Carti"),
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[("Ye", Role.PRIMARY),
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("Ty Dolla $ign", Role.PRIMARY),
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("Rich The Kid", Role.FEATURED),
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("Playboi Carti", Role.FEATURED)])
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def test_colon_prefix_with_ampersand_in_prefix(self) -> None:
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"""Test a colon prefix that itself contains "&"."""
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self.assertEqual(
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build_db.parse_artist_credit(
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"Rumi & JINU: EJAE & Andrew Choi"),
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[("EJAE", Role.PRIMARY),
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("Andrew Choi", Role.PRIMARY)])
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def test_colon_prefix_comma_list(self) -> None:
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"""Test a colon-prefixed comma-separated member list."""
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self.assertEqual(
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build_db.parse_artist_credit(
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"HUNTR/X: EJAE, Audrey Nuna & REI AMI"),
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[("EJAE", Role.PRIMARY),
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("Audrey Nuna", Role.PRIMARY),
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("REI AMI", Role.PRIMARY)])
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def test_colon_prefix_five_members(self) -> None:
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"""Test a colon-prefixed five-member list."""
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self.assertEqual(
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build_db.parse_artist_credit(
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"Saja Boys: Andrew Choi, Neckwav, Danny Chung,"
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" Kevin Woo & samUIL Lee"),
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[("Andrew Choi", Role.PRIMARY),
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("Neckwav", Role.PRIMARY),
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("Danny Chung", Role.PRIMARY),
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("Kevin Woo", Role.PRIMARY),
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("samUIL Lee", Role.PRIMARY)])
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def test_colon_prefix_duo(self) -> None:
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"""Test a colon-prefixed two-member list."""
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self.assertEqual(
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build_db.parse_artist_credit(
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"THE ANXIETY: WILLOW & Tyler Cole"),
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[("WILLOW", Role.PRIMARY),
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("Tyler Cole", Role.PRIMARY)])
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def test_parenthesized_members(self) -> None:
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"""Test that a parenthesized member list replaces the
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group name spanning the whole credit."""
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self.assertEqual(
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build_db.parse_artist_credit(
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"Silk Sonic (Bruno Mars & Anderson .Paak)"),
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[("Bruno Mars", Role.PRIMARY),
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("Anderson .Paak", Role.PRIMARY)])
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def test_duet_with_connector(self) -> None:
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"""Test that "Duet With" is a co-billing connector like
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"with", dropping the word "Duet" entirely."""
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self.assertEqual(
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build_db.parse_artist_credit(
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"Blake Shelton Duet With Gwen Stefani"),
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[("Blake Shelton", Role.PRIMARY),
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("Gwen Stefani", Role.PRIMARY)])
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self.assertEqual(
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build_db.parse_artist_credit(
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"Keith Urban Duet With P!nk"),
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[("Keith Urban", Role.PRIMARY),
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("P!nk", Role.PRIMARY)])
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def test_slash_delimiter(self) -> None:
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"""Test the " / " co-billing delimiter."""
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self.assertEqual(
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build_db.parse_artist_credit(
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"Cole Swindell / Lainey Wilson"),
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[("Cole Swindell", Role.PRIMARY),
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("Lainey Wilson", Role.PRIMARY)])
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self.assertEqual(
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build_db.parse_artist_credit("Zayn / Taylor Swift"),
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[("Zayn", Role.PRIMARY),
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("Taylor Swift", Role.PRIMARY)])
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def test_protected_name_lil_nas_x(self) -> None:
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"""Test that "Lil Nas X" is guarded from the " x "
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delimiter split."""
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self.assertEqual(
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build_db.parse_artist_credit("Lil Nas X & Jack Harlow"),
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[("Lil Nas X", Role.PRIMARY),
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("Jack Harlow", Role.PRIMARY)])
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def test_protected_name_tyler_the_creator(self) -> None:
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"""Test that "Tyler, The Creator" is guarded from the
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comma delimiter split."""
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self.assertEqual(
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build_db.parse_artist_credit(
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"Tyler, The Creator Featuring GloRilla, Sexyy Red"
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" & Lil Wayne"),
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[("Tyler, The Creator", Role.PRIMARY),
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("GloRilla", Role.FEATURED),
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("Sexyy Red", Role.FEATURED),
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("Lil Wayne", Role.FEATURED)])
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def test_protected_name_tones_and_i(self) -> None:
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"""Test that "Tones And I" is guarded from the " and "
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delimiter split."""
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self.assertEqual(
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build_db.parse_artist_credit("Tones And I"),
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[("Tones And I", Role.PRIMARY)])
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def test_exception_spotemgottem(self) -> None:
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"""Test the SpotemGottem exception-table credit."""
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self.assertEqual(
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build_db.parse_artist_credit(
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"SpotemGottem Featuring Pooh Shiesty Or DaBaby"),
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[("SpotemGottem", Role.PRIMARY),
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("Pooh Shiesty", Role.FEATURED),
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("DaBaby", Role.FEATURED)])
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def test_exception_the_scotts(self) -> None:
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"""Test the THE SCOTTS exception-table credit."""
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self.assertEqual(
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build_db.parse_artist_credit(
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"THE SCOTTS, Travis Scott & Kid Cudi"),
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[("Travis Scott", Role.PRIMARY),
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("Kid Cudi", Role.PRIMARY)])
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def test_exception_drake_featuring_the_throne(self) -> None:
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"""Test the Drake Featuring The Throne exception-table
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credit."""
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self.assertEqual(
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build_db.parse_artist_credit(
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"Drake Featuring The Throne"),
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[("Drake", Role.PRIMARY),
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("Jay Z", Role.FEATURED),
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("Kanye West", Role.FEATURED)])
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def test_plus_delimiter_unaffected(self) -> None:
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"""Test that the existing "+" delimiter split is
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unaffected by the new rules."""
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self.assertEqual(
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build_db.parse_artist_credit("Dan + Shay"),
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[("Dan", Role.PRIMARY), ("Shay", Role.PRIMARY)])
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class TestBuildDB(unittest.TestCase):
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"""Test cases for the working store build."""
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CHART_CSV: str = (
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"year,rank,title,artist\n"
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"2016,1,Hello,Adele\n"
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"2016,2,One Dance,Drake featuring Wizkid\n"
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"2017,1,One Dance,Drake featuring Wizkid\n"
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"2017,2,Shape of You,Ed Sheeran\n")
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"""The default chart CSV fixture: 2 years with 2 ranks each."""
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def setUp(self) -> None:
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"""Create a temporary data directory with the fixtures."""
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tmp: tempfile.TemporaryDirectory[str] \
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= tempfile.TemporaryDirectory()
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self.addCleanup(tmp.cleanup)
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self.__dir: Path = Path(tmp.name)
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self.__chart: Path = self.__dir / "chart.csv"
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self.__lyrics: Path = self.__dir / "lyrics"
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self.__wikidata: Path = \
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self.__dir / "artists_wikidata.csv"
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self.__overrides: Path = \
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self.__dir / "artists_overrides.csv"
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self.__write_chart(self.CHART_CSV)
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url: str = f"sqlite:///{self.__dir}/store.sqlite3"
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config.set_settings(config.Settings(
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SQLALCHEMY_DATABASE_URL=url,
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ANTHROPIC_API_KEY="test-key"))
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self.__ds: DataSource = DataSource()
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patchers: list[Any] = [
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mock.patch.object(build_db, "ds", self.__ds),
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mock.patch.object(build_db, "YEARS", [2016, 2017]),
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mock.patch.object(build_db, "RANKS_PER_YEAR", 2)]
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for patcher in patchers:
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patcher.start()
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self.addCleanup(patcher.stop)
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def __write_chart(self, content: str) -> None:
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"""Write the chart CSV fixture.
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:param content: The CSV content.
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:return: None.
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"""
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self.__chart.write_text(content, encoding="utf-8")
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def __run_build(self, *options: str) -> tuple[int, str]:
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"""Run the build with the standard error captured.
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:param options: The additional command-line options.
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:return: A tuple of the exit status and the standard
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error.
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"""
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stderr: io.StringIO = io.StringIO()
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with redirect_stderr(stderr):
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status: int = build_db.main(
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[str(self.__chart), *options])
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return status, stderr.getvalue()
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def __session(self) -> Session:
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"""Open a database session closed on test cleanup.
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:return: The database session.
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"""
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session: Session = self.__ds.get_db()
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self.addCleanup(session.close)
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return session
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def __song_titles(self) -> dict[int, str]:
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"""Read the song titles keyed by their IDs.
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:return: The song titles, keyed by the song IDs.
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"""
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session: Session = self.__session()
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return {x.id: x.title
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for x in session.scalars(sa.select(Song))}
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def test_dedup_repeated_song(self) -> None:
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"""Test that a song repeated across years is stored once."""
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status: int
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stderr: str
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status, stderr = self.__run_build()
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self.assertEqual(status, 0)
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session: Session = self.__session()
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self.assertEqual(
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len(list(session.scalars(sa.select(Song)))), 3)
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song: Song | None = session.scalar(
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sa.select(Song).where(Song.title == "One Dance"))
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assert song is not None
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self.assertEqual(sorted((x.year, x.rank)
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for x in song.chart_entries),
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[(2016, 2), (2017, 1)])
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self.assertEqual([(x.artist.name, x.role, x.position)
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for x in song.song_artists],
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[("Drake", Role.PRIMARY, 0),
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("Wizkid", Role.FEATURED, 1)])
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self.assertIn("3 songs", stderr)
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self.assertIn("4 chart entries", stderr)
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self.assertIn("4 artists", stderr)
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self.assertIn("4 credits", stderr)
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def test_dedup_credit_variant(self) -> None:
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"""Test that a credit variant listed in
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``CANONICAL_ARTIST_CREDITS`` merges into one song, storing
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the canonical credit, with the canonical artist spelling
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applied to the artist listed in ``CANONICAL_ARTIST_NAMES``."""
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self.__write_chart(
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"year,rank,title,artist\n"
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"2016,1,Eastside,\"benny blanco, Halsey & Khalid\"\n"
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"2016,2,filler,Filler Artist\n"
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"2017,1,Eastside,\"Benny Blanco, Halsey & Khalid\"\n"
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"2017,2,filler,Filler Artist\n")
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status: int
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stderr: str
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status, stderr = self.__run_build()
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self.assertEqual(status, 0)
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session: Session = self.__session()
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songs: list[Song] = list(session.scalars(
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sa.select(Song).where(Song.title == "Eastside")))
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self.assertEqual(len(songs), 1)
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self.assertEqual(songs[0].artist_credit,
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"Benny Blanco, Halsey & Khalid")
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self.assertEqual(
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sorted((x.year, x.rank)
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for x in songs[0].chart_entries),
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[(2016, 1), (2017, 1)])
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self.assertEqual(
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[x.artist.name for x in songs[0].song_artists],
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["benny blanco", "Halsey", "Khalid"])
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def test_dedup_artist_name_case_variant(self) -> None:
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"""Test that an artist name case variant merges into one
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artist, keeping the first-seen spelling."""
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self.__write_chart(
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"year,rank,title,artist\n"
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"2016,1,Song One,Marshmello\n"
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"2016,2,filler,Filler Artist\n"
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"2017,1,Song Two,marshmello\n"
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"2017,2,filler,Filler Artist\n")
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status: int
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stderr: str
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status, stderr = self.__run_build()
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self.assertEqual(status, 0)
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session: Session = self.__session()
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artists: list[Artist] = list(session.scalars(
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sa.select(Artist).where(Artist.name.ilike("marsh%"))))
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self.assertEqual(len(artists), 1)
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self.assertEqual(artists[0].name, "Marshmello")
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self.assertEqual(
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{x.title for x in
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{y.song for y in artists[0].song_artists}},
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{"Song One", "Song Two"})
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def test_canonical_artist_name_restored(self) -> None:
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"""Test that a canonical spelling is stored even for a
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single, non-canonically spelled occurrence."""
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self.__write_chart(
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"year,rank,title,artist\n"
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"2016,1,Beggin',Maneskin\n"
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"2016,2,filler,Filler Artist\n"
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"2017,1,filler2,Filler Artist Two\n"
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"2017,2,filler3,Filler Artist Three\n")
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status: int
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stderr: str
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status, stderr = self.__run_build()
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self.assertEqual(status, 0)
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session: Session = self.__session()
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artist: Artist | None = session.scalar(
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sa.select(Artist).where(Artist.name.ilike("m%nesk%")))
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assert artist is not None
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self.assertEqual(artist.name, "Måneskin")
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def test_canonical_ye_resolves_to_kanye_west(self) -> None:
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"""Test that a "Ye" credit and a "Kanye West" credit merge
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into a single artist row named "Kanye West", credited on
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both songs."""
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self.__write_chart(
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"year,rank,title,artist\n"
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"2016,1,Song One,Ye\n"
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"2016,2,Song Two,Kanye West\n"
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"2017,1,filler2,Filler Artist Two\n"
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"2017,2,filler3,Filler Artist Three\n")
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status: int
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stderr: str
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status, stderr = self.__run_build()
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self.assertEqual(status, 0)
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session: Session = self.__session()
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artists: list[Artist] = list(session.scalars(
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sa.select(Artist).where(Artist.name == "Kanye West")))
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self.assertEqual(len(artists), 1)
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self.assertEqual(
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{x.title for x in
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{y.song for y in artists[0].song_artists}},
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{"Song One", "Song Two"})
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def test_first_run_on_fresh_store(self) -> None:
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"""Test that a build on a fresh store creates the tables."""
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self.assertFalse((self.__dir / "store.sqlite3").exists())
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self.assertEqual(self.__run_build()[0], 0)
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session: Session = self.__session()
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self.assertEqual(
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len(list(session.scalars(sa.select(Song)))), 3)
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def test_deterministic_ids(self) -> None:
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"""Test that two rebuilds assign the same song IDs."""
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self.assertEqual(self.__run_build()[0], 0)
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titles: dict[int, str] = self.__song_titles()
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self.assertEqual(titles, {1: "Hello", 2: "One Dance",
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3: "Shape of You"})
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self.assertEqual(self.__run_build()[0], 0)
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self.assertEqual(self.__song_titles(), titles)
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def test_failed_build_keeps_previous(self) -> None:
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"""Test that a failed build keeps the previous contents."""
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self.assertEqual(self.__run_build()[0], 0)
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titles: dict[int, str] = self.__song_titles()
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self.__write_chart(
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"year,rank,title,artist\n"
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"2016,1,Hello,Adele\n")
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status: int
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stderr: str
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status, stderr = self.__run_build()
|
|
self.assertNotEqual(status, 0)
|
|
self.assertIn("year 2016 rank 2", stderr)
|
|
self.assertEqual(self.__song_titles(), titles)
|
|
session: Session = self.__session()
|
|
self.assertEqual(
|
|
len(list(session.scalars(sa.select(ChartEntry)))), 4)
|
|
|
|
def test_missing_rank_fails(self) -> None:
|
|
"""Test that a missing rank fails without partial data."""
|
|
self.__write_chart(
|
|
"year,rank,title,artist\n"
|
|
"2016,1,Hello,Adele\n"
|
|
"2016,2,One Dance,Drake featuring Wizkid\n"
|
|
"2017,1,One Dance,Drake featuring Wizkid\n")
|
|
status: int
|
|
stderr: str
|
|
status, stderr = self.__run_build()
|
|
self.assertNotEqual(status, 0)
|
|
self.assertIn("year 2017 rank 2", stderr)
|
|
session: Session = self.__session()
|
|
self.assertEqual(
|
|
list(session.scalars(sa.select(ChartEntry))), [])
|
|
self.assertEqual(list(session.scalars(sa.select(Song))), [])
|
|
|
|
def test_overrides_apply_over_wikidata(self) -> None:
|
|
"""Test that the overrides win over the Wikidata snapshot."""
|
|
self.__wikidata.write_text(
|
|
"name,qid,gender,type,genre,country,note\n"
|
|
"Adele,Q2831,female,solo,pop,GB,\n",
|
|
encoding="utf-8")
|
|
self.__overrides.write_text(
|
|
"name,qid,gender,type,genre,country,note\n"
|
|
"Adele,,,,soul,,manually checked\n",
|
|
encoding="utf-8")
|
|
self.assertEqual(self.__run_build(
|
|
"--wikidata-csv", str(self.__wikidata),
|
|
"--overrides-csv", str(self.__overrides))[0], 0)
|
|
session: Session = self.__session()
|
|
artist: Artist | None = session.scalar(
|
|
sa.select(Artist).where(Artist.name == "Adele"))
|
|
assert artist is not None
|
|
self.assertEqual(artist.genre, "soul")
|
|
self.assertEqual(artist.gender, "female")
|
|
self.assertEqual(artist.wikidata_qid, "Q2831")
|
|
self.assertEqual(artist.country, "GB")
|
|
|
|
def test_unknown_override_name_fails(self) -> None:
|
|
"""Test that an unknown override name fails the build."""
|
|
self.__overrides.write_text(
|
|
"name,qid,gender,type,genre,country,note\n"
|
|
"Adel,,female,,,,typo\n", encoding="utf-8")
|
|
status: int
|
|
stderr: str
|
|
status, stderr = self.__run_build(
|
|
"--overrides-csv", str(self.__overrides))
|
|
self.assertNotEqual(status, 0)
|
|
self.assertIn("Adel", stderr)
|
|
session: Session = self.__session()
|
|
self.assertEqual(list(session.scalars(sa.select(Song))), [])
|
|
|
|
def test_lyrics_loaded(self) -> None:
|
|
"""Test loading the lyrics cache into the songs."""
|
|
self.__lyrics.mkdir()
|
|
(self.__lyrics / "1.txt").write_text(
|
|
"Hello, it's me\n", encoding="utf-8")
|
|
(self.__lyrics / "999.txt").write_text(
|
|
"orphan\n", encoding="utf-8")
|
|
status: int
|
|
stderr: str
|
|
status, stderr = self.__run_build(
|
|
"--lyrics-dir", str(self.__lyrics))
|
|
self.assertEqual(status, 0)
|
|
self.assertIn("999", stderr)
|
|
self.assertIn("1 songs with lyrics", stderr)
|
|
session: Session = self.__session()
|
|
song: Song | None = session.get(Song, 1)
|
|
assert song is not None
|
|
self.assertEqual(song.title, "Hello")
|
|
self.assertEqual(song.lyrics, "Hello, it's me\n")
|
|
|
|
def test_omitted_options_skip_capture_layers(self) -> None:
|
|
"""Test that omitted options leave the layers unloaded."""
|
|
self.__lyrics.mkdir()
|
|
(self.__lyrics / "1.txt").write_text(
|
|
"Hello, it's me\n", encoding="utf-8")
|
|
self.__wikidata.write_text(
|
|
"name,qid,gender,type,genre,country,note\n"
|
|
"Adele,Q2831,female,solo,pop,GB,\n",
|
|
encoding="utf-8")
|
|
status: int
|
|
stderr: str
|
|
status, stderr = self.__run_build()
|
|
self.assertEqual(status, 0)
|
|
self.assertIn("0 songs with lyrics", stderr)
|
|
session: Session = self.__session()
|
|
song: Song | None = session.get(Song, 1)
|
|
assert song is not None
|
|
self.assertIsNone(song.lyrics)
|
|
artist: Artist | None = session.scalar(
|
|
sa.select(Artist).where(Artist.name == "Adele"))
|
|
assert artist is not None
|
|
self.assertIsNone(artist.wikidata_qid)
|
|
self.assertIsNone(artist.gender)
|
|
|
|
def test_missing_lyrics_dir_fails(self) -> None:
|
|
"""Test that a given but missing lyrics directory fails."""
|
|
status: int
|
|
stderr: str
|
|
status, stderr = self.__run_build(
|
|
"--lyrics-dir", str(self.__lyrics))
|
|
self.assertNotEqual(status, 0)
|
|
self.assertIn(f"error: {self.__lyrics}", stderr)
|
|
session: Session = self.__session()
|
|
self.assertEqual(list(session.scalars(sa.select(Song))), [])
|
|
|
|
def test_missing_wikidata_csv_fails(self) -> None:
|
|
"""Test that a given but missing snapshot CSV fails."""
|
|
status: int
|
|
stderr: str
|
|
status, stderr = self.__run_build(
|
|
"--wikidata-csv", str(self.__wikidata))
|
|
self.assertNotEqual(status, 0)
|
|
self.assertIn("error:", stderr)
|
|
self.assertIn(str(self.__wikidata), stderr)
|
|
session: Session = self.__session()
|
|
self.assertEqual(list(session.scalars(sa.select(Song))), [])
|
|
|
|
def test_missing_overrides_csv_fails(self) -> None:
|
|
"""Test that a given but missing override CSV fails."""
|
|
status: int
|
|
stderr: str
|
|
status, stderr = self.__run_build(
|
|
"--overrides-csv", str(self.__overrides))
|
|
self.assertNotEqual(status, 0)
|
|
self.assertIn("error:", stderr)
|
|
self.assertIn(str(self.__overrides), stderr)
|
|
session: Session = self.__session()
|
|
self.assertEqual(list(session.scalars(sa.select(Song))), [])
|