Files
libretro/tests/test_verify_listing.py
T
Abdessamad Derraz 7dcb427e27 fix: hint at --verbose when no bundled name shows
With no required firmware among the bundled entries the line read
'20 (20 more, --verbose lists them)'. It now reads '20 (--verbose lists
them)', and reading-reports.md quotes the run as it prints.
2026-11-06 15:13:55 +01:00

334 lines
14 KiB
Python

"""verify.py lists what generate_pack.py lists for the same request."""
from __future__ import annotations
import tests # noqa: F401 offline, scratch under tmp/, the suite's own cache
import subprocess
import sys
import unittest
from pathlib import Path
from unittest import mock
REPO_ROOT = Path(__file__).resolve().parents[1]
def _run(*argv: str) -> subprocess.CompletedProcess:
return subprocess.run(
[sys.executable, *argv], capture_output=True, check=False, text=True, cwd=REPO_ROOT, timeout=300
)
class ListingsAgree(unittest.TestCase):
def test_list_systems_honours_platform(self):
verify = _run("scripts/verify.py", "--list-systems", "--platform", "bizhawk")
pack = _run("scripts/generate_pack.py", "--list-systems", "--platform", "bizhawk")
self.assertEqual(verify.returncode, 0)
self.assertEqual(verify.stdout, pack.stdout)
def test_listing_refuses_a_narrowing_flag(self):
result = _run("scripts/verify.py", "--list-emulators", "--region", "us")
self.assertNotEqual(result.returncode, 0)
class VerifyRefusesWhatAModeDoesNotRead(unittest.TestCase):
"""The mode x flag matrix generate_pack has, for verify.
--list-emulators --standalone printed the full list, --list-systems --json
printed columns: each with rc 0, each letting the caller believe the flag
applied.
"""
MATRIX = (
(("--list-emulators",), "--standalone"),
(("--list-systems",), "--json"),
(("--platform", "retroarch"), "--standalone"),
# Game data is categorized against a platform's list and its cores.
(("--emulator", "handy"), "--no-game-data"),
(("--system", "atari-lynx"), "--no-game-data"),
(("--list-systems",), "--no-game-data"),
)
def test_each_combination_is_refused(self):
for mode, flag in self.MATRIX:
with self.subTest(mode=mode, flag=flag):
result = _run("scripts/verify.py", *mode, flag)
self.assertEqual(result.returncode, 2, result.stdout[-300:])
self.assertIn(flag, result.stderr)
def test_emulator_mode_reads_the_given_platforms_dir(self):
sys.path.insert(0, str(REPO_ROOT / "scripts"))
import verify # noqa: PLC0415
seen: list[str] = []
def registry(path: str) -> dict:
seen.append(str(path))
return {}
db = {"files": {}, "indexes": {"by_name": {}, "by_md5": {}}}
with mock.patch.object(verify, "load_data_dir_registry", registry):
verify.verify_emulator(
["handy"], str(REPO_ROOT / "emulators"), db, platforms_dir="elsewhere"
)
self.assertEqual(seen, ["elsewhere"])
class VerifyAppliesWhatItAccepts(unittest.TestCase):
"""--verbose under --json was accepted in every mode and changed nothing;
the refusal matrix above could not see it, since nothing was refused."""
def test_verbose_changes_the_json_in_every_mode(self):
for mode in (("--platform", "bizhawk"), ("--emulator", "handy"),
("--system", "atari-lynx")):
with self.subTest(mode=mode):
plain = _run("scripts/verify.py", *mode, "--json")
verbose = _run("scripts/verify.py", *mode, "--json", "--verbose")
self.assertEqual((plain.returncode, verbose.returncode), (0, 0))
self.assertNotEqual(plain.stdout, verbose.stdout)
class EmulatorPackReadsThePlatformsDir(unittest.TestCase):
def test_the_registry_comes_from_the_given_dir(self):
sys.path.insert(0, str(REPO_ROOT / "scripts"))
import generate_pack # noqa: PLC0415
seen: list[str] = []
def registry(path: str) -> dict:
seen.append(str(path))
return {}
db = {"files": {}, "indexes": {"by_name": {}, "by_md5": {}}}
out = REPO_ROOT / "tmp" / "emupack-registry"
with mock.patch.object(generate_pack, "load_data_dir_registry", registry):
generate_pack.generate_emulator_pack(
["handy"], str(REPO_ROOT / "emulators"), db, "bios", str(out),
zip_contents={}, platforms_dir="elsewhere",
)
for leftover in out.glob("*"):
leftover.unlink()
if out.exists():
out.rmdir()
self.assertEqual(seen, ["elsewhere"])
class CoreArchivesAreCounted(unittest.TestCase):
def test_a_missing_required_bios_zip_is_printed(self):
import contextlib # noqa: PLC0415
import io # noqa: PLC0415
sys.path.insert(0, str(REPO_ROOT / "scripts"))
import verify # noqa: PLC0415
result = {"undeclared_files": [
{"name": "neogeo.zip", "category": "bios_zip", "required": True,
"in_repo": False, "emulator": "fbneo"},
]}
out = io.StringIO()
with contextlib.redirect_stdout(out):
verify._print_undeclared_section(result, verbose=False)
self.assertIn("1 required missing", out.getvalue())
self.assertIn("neogeo.zip", out.getvalue())
class ExistenceReportsWhatThePackReports(unittest.TestCase):
def test_a_contradicted_hash_is_a_discrepancy(self):
"""30 RetroArch entries printed DISCREPANCY in the pack, nothing in verify."""
import tempfile # noqa: PLC0415
sys.path.insert(0, str(REPO_ROOT / "scripts"))
import verify # noqa: PLC0415
with tempfile.TemporaryDirectory(dir=REPO_ROOT / "tmp") as tmp:
path = Path(tmp) / "aes.zip"
path.write_bytes(b"local dump")
entry = {"name": "aes.zip", "md5": "9d2ff2333e23910cf56f7f785609d36a"}
result = verify.verify_entry_existence(
entry, str(path), resolve_status="hash_mismatch", platform_display="RetroArch"
)
self.assertEqual(result["status"], verify.Status.OK)
self.assertIn("declared hash 9d2ff233", result["discrepancy"])
def test_the_file_found_is_named(self):
"""RetroArch, Lakka and RetroPie pages showed no "Served by" line:
existence mode returned no path, where the hash modes return one."""
sys.path.insert(0, str(REPO_ROOT / "scripts"))
import verify # noqa: PLC0415
found = verify.verify_entry_existence({"name": "a.bin"}, "bios/X/Y/a.bin")
self.assertEqual(found["path"], "bios/X/Y/a.bin")
self.assertNotIn("path", verify.verify_entry_existence({"name": "a.bin"}, None))
class TheDestinationsFlagNeedsAPack(unittest.TestCase):
"""--destinations describes a platform's full pack: another mode refuses it."""
def test_refused_outside_platform_modes(self):
for mode in (("--emulator", "handy"), ("--platform", "retroarch", "--region", "us")):
with self.subTest(mode=mode):
result = _run("scripts/verify.py", *mode, "--destinations", "tmp/never.json")
self.assertEqual(result.returncode, 2, result.stdout[-300:])
self.assertIn("--destinations", result.stderr)
def test_the_lock_stack_is_not_rebound(self):
"""The --destinations branch reused `held`, the ExitStack that holds
the data directory locks, for its dict: a later enter_context in
that mode raised AttributeError."""
import ast
tree = ast.parse((REPO_ROOT / "scripts" / "verify.py").read_text(encoding="utf-8"))
body = next(n for n in tree.body if isinstance(n, ast.FunctionDef) and n.name == "_main")
stack = body.args.args[0].arg
rebound = [
node.lineno for node in ast.walk(body)
if isinstance(node, (ast.Assign, ast.AnnAssign, ast.AugAssign))
for target in (node.targets if isinstance(node, ast.Assign) else [node.target])
if isinstance(target, ast.Name) and target.id == stack
]
self.assertEqual(rebound, [])
class EveryGapCountedIsNamed(unittest.TestCase):
"""verify --platform batocera --verbose counted 3 optional core files and
427 game data files missing and named none of them."""
def test_verbose_names_them_and_the_summary_says_how(self):
import contextlib
import io
sys.path.insert(0, str(REPO_ROOT / "scripts"))
import verify # noqa: PLC0415
result = {"undeclared_files": [
{"name": "opt.rom", "emulator": "core", "required": False, "in_repo": False},
{"name": "level.dat", "emulator": "engine", "required": True, "in_repo": False,
"category": "game_data"},
]}
with contextlib.redirect_stdout(io.StringIO()) as quiet:
verify._print_undeclared_section(result, verbose=False)
self.assertIn("1 optional missing (--verbose lists them)", quiet.getvalue())
self.assertIn("1 missing (--verbose lists them)", quiet.getvalue())
with contextlib.redirect_stdout(io.StringIO()) as verbose:
verify._print_undeclared_section(result, verbose=True)
self.assertIn("MISSING (optional): core needs opt.rom", verbose.getvalue())
self.assertIn("MISSING (game data): engine needs level.dat", verbose.getvalue())
class BundledGameDataIsNotMissing(unittest.TestCase):
"""cross_reference put Abuse's abuse.lsp, defaults.prp and english.lsp
under bundled while verify called them missing game data: 24 of the 427
Batocera counted."""
def test_bundled_game_data_is_counted_apart(self):
import contextlib
import io
sys.path.insert(0, str(REPO_ROOT / "scripts"))
import verify # noqa: PLC0415
result = {"undeclared_files": [
{"name": "abuse.lsp", "emulator": "Abuse", "required": True,
"in_repo": False, "category": "game_data", "bundled": True,
"in_pack": False},
{"name": "level.dat", "emulator": "engine", "required": True,
"in_repo": False, "category": "game_data"},
]}
with contextlib.redirect_stdout(io.StringIO()) as out:
verify._print_undeclared_section(result, verbose=True)
self.assertIn("Game data: 0 in pack, 1 missing", out.getvalue())
self.assertNotIn("needs abuse.lsp", out.getvalue())
self.assertIn("Bundled with their emulator, not collected: 1 (abuse.lsp)",
out.getvalue())
class TheBundledLineSaysWhatItLeavesOut(unittest.TestCase):
"""'Bundled with their emulator, not collected: 154' listed 14 names,
the required firmware, and nothing said 140 more existed."""
def test_the_hidden_names_are_counted(self):
import contextlib # noqa: PLC0415
import io # noqa: PLC0415
sys.path.insert(0, str(REPO_ROOT / "scripts"))
import verify # noqa: PLC0415
result = {"undeclared_files": [
{"name": name, "emulator": "e", "required": required, "in_repo": False,
"bundled": True, "in_pack": False}
for name, required in (("fw.bin", True), ("a.frag", False), ("b.dll", False))
]}
with contextlib.redirect_stdout(io.StringIO()) as quiet:
verify._print_undeclared_section(result, verbose=False)
self.assertIn(
"Bundled with their emulator, not collected: 3 "
"(fw.bin, 2 more, --verbose lists them)",
quiet.getvalue(),
)
with contextlib.redirect_stdout(io.StringIO()) as verbose:
verify._print_undeclared_section(result, verbose=True)
self.assertIn(
"Bundled with their emulator, not collected: 3 (a.frag, b.dll, fw.bin)",
verbose.getvalue(),
)
result["undeclared_files"] = result["undeclared_files"][1:]
with contextlib.redirect_stdout(io.StringIO()) as unnamed:
verify._print_undeclared_section(result, verbose=False)
self.assertIn("Bundled with their emulator, not collected: 2 (--verbose lists them)",
unnamed.getvalue())
class TheCheckLineSaysWhatItIs(unittest.TestCase):
"""Without --verbose each missing core file was followed by a bare
'[size]' line, nine of them in verify --all."""
def test_the_checks_read_as_the_verbose_line(self):
import contextlib # noqa: PLC0415
import io # noqa: PLC0415
sys.path.insert(0, str(REPO_ROOT / "scripts"))
import verify # noqa: PLC0415
entry = {"name": "FBASIC30.ROM", "emulator": "XM7", "checks": ["size"]}
with contextlib.redirect_stdout(io.StringIO()) as out:
verify._print_undeclared_entry(entry, "MISSING (required)", False, set())
self.assertEqual(out.getvalue().splitlines(), [
" MISSING (required): XM7 needs FBASIC30.ROM",
" validates size",
])
class CoreCopiesWithoutAGapEntryAreCounted(unittest.TestCase):
"""verify --platform recalbox --system nec-pc-engine printed no Core
files line while the pack held six geargrafx syscard copies: the gap
report was empty, and the section returned before reading the pack's
count."""
def test_the_packed_count_is_printed(self):
import contextlib # noqa: PLC0415
import io # noqa: PLC0415
sys.path.insert(0, str(REPO_ROOT / "scripts"))
import verify # noqa: PLC0415
for packed, expected in (({"bios": 6, "game_data": 0}, "Core files: 6 in pack"),
({"bios": 0, "game_data": 3}, "Game data: 3 in pack")):
out = io.StringIO()
with contextlib.redirect_stdout(out):
verify._print_undeclared_section(
{"undeclared_files": [], "packed_extras": packed}, verbose=False
)
with self.subTest(packed=packed):
self.assertIn(expected, out.getvalue())
out = io.StringIO()
with contextlib.redirect_stdout(out):
verify._print_undeclared_section(
{"undeclared_files": [], "packed_extras": {"bios": 0, "game_data": 0}}, False
)
self.assertEqual(out.getvalue(), "")
if __name__ == "__main__":
unittest.main()