kin: auto-commit after pipeline

tests/test_db.py

@@ -502,3 +502,42 @@ def test_migrate_pid_guard_is_idempotent():
     assert before == after
     assert "pid" in after
     conn.close()
+
+
+# ---------------------------------------------------------------------------
+# Schema KIN-084: pipeline_log в SCHEMA-строке и _migrate()
+# Конвенция #387: DDL-парсинг SCHEMA-строки
+# ---------------------------------------------------------------------------
+
+def test_schema_string_contains_pipeline_log_table():
+    """Регрессия KIN-084: SCHEMA-строка содержит CREATE TABLE pipeline_log."""
+    from core.db import SCHEMA
+    assert "CREATE TABLE IF NOT EXISTS pipeline_log" in SCHEMA
+
+
+def test_schema_pipeline_log_has_required_columns():
+    """SCHEMA pipeline_log содержит все обязательные колонки."""
+    from core.db import SCHEMA
+    start = SCHEMA.index("CREATE TABLE IF NOT EXISTS pipeline_log")
+    end = SCHEMA.index(");", start) + 2
+    ddl = SCHEMA[start:end]
+    assert "pipeline_id INTEGER" in ddl
+    assert "ts " in ddl
+    assert "level " in ddl
+    assert "message " in ddl
+    assert "extra_json " in ddl
+
+
+def test_migrate_creates_pipeline_log_on_fresh_init(conn):
+    """Свежая инициализация: pipeline_log существует."""
+    tables = {r["name"] for r in conn.execute("SELECT name FROM sqlite_master WHERE type='table'").fetchall()}
+    assert "pipeline_log" in tables
+
+
+def test_migrate_creates_pipeline_log_if_missing():
+    """_migrate создаёт pipeline_log если таблица отсутствует в старой БД."""
+    conn = _old_schema_conn()
+    _migrate(conn)
+    tables = {r["name"] for r in conn.execute("SELECT name FROM sqlite_master WHERE type='table'").fetchall()}
+    assert "pipeline_log" in tables
+    conn.close()