feat(browser): auto-commit con 178 cambios

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

python/functions/pipelines/profile_database_test.py

@@ -0,0 +1,96 @@
+"""Tests para profile_database — perfilado de una base DuckDB + relaciones."""
+
+import os
+import sys
+import tempfile
+
+import duckdb
+
+sys.path.insert(0, os.path.join(os.path.dirname(__file__), "..", ".."))
+
+from pipelines.profile_database import profile_database
+
+
+def _build_related_db(path: str) -> None:
+    """Crea una DuckDB con 2 tablas relacionadas: customers <- orders.
+
+    customers.id es clave; orders.customer_id contiene solo ids de customers,
+    de modo que orders.customer_id -> customers.id es una FK detectable por
+    containment.
+    """
+    conn = duckdb.connect(path)
+    try:
+        conn.execute(
+            "CREATE TABLE customers (id INTEGER, name VARCHAR, city VARCHAR)"
+        )
+        conn.execute(
+            "INSERT INTO customers VALUES "
+            "(1,'Ana','Madrid'),(2,'Luis','Sevilla'),"
+            "(3,'Marta','Bilbao'),(4,'Jon','Vigo')"
+        )
+        conn.execute(
+            "CREATE TABLE orders (order_id INTEGER, customer_id INTEGER, total DOUBLE)"
+        )
+        conn.execute(
+            "INSERT INTO orders VALUES "
+            "(10,1,99.5),(11,1,12.0),(12,2,45.0),"
+            "(13,3,7.25),(14,4,200.0),(15,2,33.3)"
+        )
+    finally:
+        conn.close()
+
+
+def test_profile_database_two_related_tables():
+    with tempfile.TemporaryDirectory() as d:
+        db_path = os.path.join(d, "shop.duckdb")
+        _build_related_db(db_path)
+
+        res = profile_database(db_path, write_report=False)
+
+        # status ok y dos tablas perfiladas
+        assert res["status"] == "ok", res
+        prof = res["db_profile"]
+        assert prof["n_tables"] == 2
+
+        # los TableProfiles completos llegan para ambas tablas
+        assert len(prof["table_profiles"]) == 2
+        profiled_tables = {tp["table"] for tp in prof["table_profiles"]}
+        assert profiled_tables == {"customers", "orders"}
+
+        # se detecta la relacion orders.customer_id -> customers.id
+        fks = prof["fk_candidates"]
+        assert any(
+            fk.get("from_table") == "orders"
+            and fk.get("from_col") == "customer_id"
+            and fk.get("to_table") == "customers"
+            and fk.get("to_col") == "id"
+            for fk in fks
+        ), fks
+
+        # el join graph trae un diagrama mermaid
+        graph = prof["join_graph"]
+        assert "mermaid" in graph
+        assert isinstance(graph["mermaid"], str)
+        assert graph["mermaid"].startswith("graph LR")
+
+        # no se reportan paths cuando write_report=False
+        assert res["report_md_path"] is None
+        assert res["report_json_path"] is None
+
+
+def test_profile_database_writes_report(tmp_path):
+    db_path = os.path.join(str(tmp_path), "shop2.duckdb")
+    _build_related_db(db_path)
+    report_dir = os.path.join(str(tmp_path), "reports")
+
+    res = profile_database(db_path, report_dir=report_dir, write_report=True)
+
+    assert res["status"] == "ok", res
+    assert res["report_md_path"] is not None
+    assert res["report_json_path"] is not None
+    assert os.path.exists(res["report_md_path"])
+    assert os.path.exists(res["report_json_path"])
+    md = open(res["report_md_path"], encoding="utf-8").read()
+    assert "# EDA base —" in md
+    assert "## Relaciones inter-tabla" in md
+    assert "```mermaid" in md