"""Tests para fetch_reddit_search.

El parser (_parse_children) se testea con un fixture offline. La funcion
completa fetch_reddit_search hace red real; aqui solo validamos el shape del
parser para no depender de conectividad en CI.
"""

import sys
import os

sys.path.insert(0, os.path.dirname(__file__))
from fetch_reddit_search import _parse_children


_FIXTURE_CHILDREN = [
    {
        "data": {
            "id": "abc123",
            "title": "I wish there was a CSV dedupe tool",
            "selftext": "Anyone know a tool for this?",
            "permalink": "/r/SaaS/comments/abc123/foo/",
            "author": "user1",
            "subreddit": "SaaS",
            "created_utc": 1700000000.0,
            "ups": 42,
        }
    },
    {
        "data": {
            "id": "def456",
            "title": "Link post no body",
            "selftext": "",
            "permalink": "/r/Entrepreneur/comments/def456/bar/",
            "author": "user2",
            "subreddit": "Entrepreneur",
            "created_utc": 1700001234.0,
            "ups": 7,
        }
    },
]

_EXPECTED_KEYS = {
    "source", "platform_id", "title", "body", "url", "author",
    "channel", "created_utc", "platform_score", "query",
}


def test_parser_normaliza_children_al_shape_exacto():
    rows = _parse_children(_FIXTURE_CHILDREN, "csv dedupe")
    assert len(rows) == 2
    r = rows[0]
    assert set(r.keys()) == _EXPECTED_KEYS
    assert r["source"] == "reddit"
    assert r["platform_id"] == "abc123"
    assert r["title"] == "I wish there was a CSV dedupe tool"
    assert r["body"] == "Anyone know a tool for this?"
    assert r["url"] == "https://www.reddit.com/r/SaaS/comments/abc123/foo/"
    assert r["author"] == "user1"
    assert r["channel"] == "SaaS"
    assert r["created_utc"] == 1700000000.0
    assert isinstance(r["created_utc"], float)
    assert r["platform_score"] == 42
    assert isinstance(r["platform_score"], int)
    assert r["query"] == "csv dedupe"


def test_selftext_vacio_se_mapea_a_body_vacio():
    rows = _parse_children(_FIXTURE_CHILDREN, "q")
    assert rows[1]["body"] == ""


def test_children_vacio_devuelve_lista_vacia():
    assert _parse_children([], "q") == []


if __name__ == "__main__":
    test_parser_normaliza_children_al_shape_exacto()
    test_selftext_vacio_se_mapea_a_body_vacio()
    test_children_vacio_devuelve_lista_vacia()
    print("All tests passed.")