List and edit in-memory sounds in soundbanks

tests/test_app.py

@@ -93,6 +93,24 @@ def test_replace_apply_revert_byte_identical(win, tmp_path):
     assert not w.ws.store.entries
 
 
+def test_bank_sound_apply_revert_in_editor(win, tmp_path):
+    w, root, originals = win
+    before = files(root)
+    w.cmb_arch.setCurrentText("BANK")
+    assert w.proxy.rowCount() == 5
+    assert w.select_name("CHR_SynthFoley_1")
+    ed = w.editor
+    assert "bank CHR_SynthFoley (2 copies)" in ed.meta.text()
+    wav = str(tmp_path / "foley.wav")
+    audio.save_wav(wav, *synth.tone(0.2, 44100, 1300))
+    assert ed.load_file(wav)
+    ed._update_new()
+    ed.apply()
+    assert w.ws.state(ed.sound) == W.MODIFIED and files(root) != before
+    ed.revert()
+    assert files(root) == before and not w.ws.store.entries
+
+
 def test_record_simulated_input(win):
     w, root, _ = win
     w.select_name("CHR_RadioScanner_1")