♻️ refactor(sync): extract shared target-table resolution

tests/test_targets.py

@@ -0,0 +1,53 @@
+from unittest.mock import MagicMock
+
+from sync.config import FileMapping
+from sync.targets import is_synced_table, resolve_synced_tables
+
+
+def _fm(**kw):
+    base = dict(file="x.accdb", root="2026", schema="s", year_suffix="_YEAR2026")
+    base.update(kw)
+    return FileMapping(**base)
+
+
+def test_is_synced_table_excludes_listed():
+    fm = _fm(exclude_tables=["TableChangeLog", "一车间每日催货落实记录_停"])
+    assert is_synced_table(fm, "TableChangeLog") is False
+    assert is_synced_table(fm, "一车间每日催货落实记录_停") is False
+    assert is_synced_table(fm, "表壳焊接记录") is True
+
+
+def test_is_synced_table_include_restricts():
+    fm = _fm(exclude_tables=["TableChangeLog"], include_tables=["检验合格记录表"])
+    assert is_synced_table(fm, "检验合格记录表") is True
+    assert is_synced_table(fm, "其它表") is False
+
+
+def test_is_synced_table_exclude_beats_include():
+    fm = _fm(exclude_tables=["TableChangeLog"],
+             include_tables=["TableChangeLog", "检验合格记录表"])
+    assert is_synced_table(fm, "TableChangeLog") is False
+    assert is_synced_table(fm, "检验合格记录表") is True
+
+
+def test_is_synced_table_no_filters_includes_all():
+    fm = _fm()
+    assert is_synced_table(fm, "任意表") is True
+
+
+def test_resolve_synced_tables_filters_user_tables():
+    fm = _fm(exclude_tables=["TableChangeLog"])
+    reader = MagicMock()
+    reader.list_user_tables.return_value = [
+        "TableChangeLog", "表壳焊接记录", "超压", "氩弧焊每日催货落实记录_停",
+    ]
+    assert resolve_synced_tables(fm, reader) == [
+        "表壳焊接记录", "超压", "氩弧焊每日催货落实记录_停",
+    ]
+
+
+def test_resolve_synced_tables_with_include():
+    fm = _fm(exclude_tables=["TableChangeLog"], include_tables=["检验合格记录表"])
+    reader = MagicMock()
+    reader.list_user_tables.return_value = ["TableChangeLog", "检验合格记录表", "其它表"]
+    assert resolve_synced_tables(fm, reader) == ["检验合格记录表"]