Join item and skill message semantics

tools/test_init_table_profile.py

@@ -13,7 +13,9 @@ def main() -> int:
     fixture = {
         "records": [
             {"id": 1, "name": "one", "fields": {"0x10": 2, "0x20": 0},
-             "record_fields": {"0x30/3/0": 9}},
+             "record_fields": {"0x30/3/0": 9},
+             "message": {"title": "One", "description": "First",
+                         "furigana": [{"line": 0, "text": "One", "reading": "one"}]}},
             {"id": 3, "name": "three", "fields": {"0x10": 2}},
             {"id": 7, "name": "seven", "fields": {"0x10": 5},
              "record_fields": {"0x30/3/2": 4}},
@@ -31,6 +33,11 @@ def main() -> int:
     assert rows["0x30/3/0"]["base"] == "0x30"
     assert rows["0x30/3/0"]["stride"] == 3
     assert rows["0x30/3/2"]["column"] == 2
+    messages = profile.profile_messages(fixture)
+    assert messages["population"] == 1
+    assert messages["coverage"] == 1 / 3
+    assert messages["furigana_records"] == 1
+    assert messages["examples"][0]["description"] == "First"
     print("all init_table_profile checks passed")
     return 0