Initial commit

tests/test_realgame.py

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+"""Read-only checks against the installed game (skipped when it is not installed)."""
+import random
+
+import pytest
+
+from ackit.game import Game
+from ackit.inject import pack_bnk_path, is_pack
+from ackit.pack import Pack
+from ackit.verify.selfcheck import rebuild_identical
+from ackit.wad import Wad, write_wad
+from ackit.wem import split_concatenated
+
+pytestmark = pytest.mark.game
+
+
+def test_wad_roundtrip_identical(real_game_dir, tmp_path):
+    g = Game(real_game_dir)
+    src = g.wad("SFX")
+    out = str(tmp_path / "rt.wad")
+    write_wad(Wad(src), out, {})
+    a, b = open(src, "rb"), open(out, "rb")
+    while True:
+        x, y = a.read(1 << 22), b.read(1 << 22)
+        assert x == y
+        if not x:
+            break
+
+
+def test_stream_packs_noop_identical(real_game_dir):
+    g = Game(real_game_dir)
+    wad = g.wad("SFX")
+    w = Wad(wad)
+    for e in w.entries:
+        if is_pack(wad, e.hash):
+            bnk = open(pack_bnk_path(wad, e.hash), "rb").read()
+            payload = w.read(e.hash)
+            nb, npay = Pack(bnk).rebuild(payload, {})
+            assert nb == bnk and npay == payload
+
+
+def test_builder_reproduces_game_wems(real_game_dir):
+    g = Game(real_game_dir)
+    lang = g.language()
+    w = Wad(g.wad(lang))
+    rnd = random.Random(5)
+    n = 0
+    for e in rnd.sample(w.entries, 80):
+        for _, r in split_concatenated(w.read(e.hash))[0][:3]:
+            assert rebuild_identical(r)
+            n += 1
+    assert n >= 80