ROMFASTSQL/proxmox/lxc171-claude-agent/maria-whatsapp-bridge/tests/test_rank.py

"""Ordonarea hibrida si decizia de escaladare.

Fara retea: embeddings-urile sunt inlocuite cu scoruri cosinus date direct, ca sa
se testeze fuziunea si pragurile, nu Ollama.
"""

from __future__ import annotations

import rank


DOCS = [
    "mesaj eroare: ORA-01722 invalid number. rezolvare: verifica formatul coloanei numerice",
    "mesaj eroare: token efactura expirat. rezolvare: reautorizeaza aplicatia in SPV",
    "cum se trimite declaratia D406 SAF-T catre ANAF din meniul Rapoarte",
    "instructiuni pentru inregistrarea unei facturi de achizitie in modulul Facturare",
]


def test_tokenize_pastreaza_codurile_intregi():
    assert "ora-01722" in rank.tokenize("Imi da ORA-01722 la salvare")
    # diacriticele nu trebuie sa rupa potrivirea
    assert rank.tokenize("factură") == rank.tokenize("factura")


def test_tokenize_scoate_cuvintele_de_umplutura():
    assert rank.tokenize("cum se salveaza si de ce nu") == ["salveaza"]


def test_bm25_gaseste_codul_de_eroare():
    bm = rank.Bm25(DOCS)
    scoruri = bm.scores("ORA-01722")
    assert scoruri[0] > 0
    assert max(scoruri) == scoruri[0]


def test_bm25_zero_cand_nu_exista_niciun_token_comun():
    bm = rank.Bm25(DOCS)
    assert all(s == 0 for s in bm.scores("uleiul de motor al masinii"))


def test_rare_terms_prinde_codurile_si_ignora_cuvintele_comune():
    bm = rank.Bm25(DOCS)
    rare = bm.rare_terms("ORA-01722 la factura")
    assert "ora-01722" in rare


def test_rank_urca_chunkul_confirmat_de_ambele_metode():
    # cosinusul favorizeaza documentul 3, dar lexical se potriveste documentul 0;
    # documentul 0 e sustinut de amandoua (cosinus decent + BM25 mare) si iese primul
    cos = [0.62, 0.30, 0.31, 0.64]
    bm = [8.0, 0.0, 0.0, 0.0]
    assert rank.rank(cos, bm)[0] == 0


def test_rank_fara_potrivire_lexicala_ramane_ordinea_semantica():
    cos = [0.30, 0.40, 0.80, 0.20]
    assert rank.rank(cos, [0.0, 0.0, 0.0, 0.0])[0] == 2


def test_assess_cosinus_mare_raspunde():
    bm = rank.Bm25(DOCS)
    covered, motiv = rank.assess("token efactura expirat", 0.77, DOCS[1:2], bm)
    assert covered
    assert "0.770" in motiv or "0.77" in motiv


def test_assess_cosinus_mic_escaladeaza():
    bm = rank.Bm25(DOCS)
    covered, motiv = rank.assess("cum schimb uleiul la masina", 0.53, DOCS[:1], bm)
    assert not covered
    assert "0.53" in motiv


def test_assess_zona_de_mijloc_salvata_de_codul_de_eroare():
    # Exact cazul pentru care exista partea lexicala: cosinusul e mediocru, dar
    # codul din intrebare apare textual in chunk.
    bm = rank.Bm25(DOCS)
    covered, motiv = rank.assess("ORA-01722", 0.61, DOCS[:1], bm)
    assert covered
    assert "ora-01722" in motiv


def test_assess_zona_de_mijloc_fara_termeni_in_context_escaladeaza():
    bm = rank.Bm25(DOCS)
    covered, motiv = rank.assess("ORA-99999", 0.61, DOCS[:1], bm)
    assert not covered
    assert "nu apar in documente" in motiv


def test_assess_un_singur_termen_din_multi_nu_e_dovada():
    # Cazul care a scos la iveala nevoia de fractiune: „resetez parola de la Windows"
    # era salvata gresit doar fiindca „parola" apare in documente. Un termen din
    # trei nu inseamna ca intrebarea e acoperita.
    bm = rank.Bm25(DOCS + ["reautorizeaza aplicatia si schimba parola in SPV"])
    covered, motiv = rank.assess("cum resetez parola de la Windows", 0.64,
                                 ["reautorizeaza aplicatia si schimba parola in SPV"], bm)
    assert not covered
    assert "windows" in motiv


def test_assess_motivul_numeste_termenii_lipsa_nu_pe_toti():
    # Fara cod in intrebare: acolo decid termenii rari, nu regula codurilor.
    bm = rank.Bm25(DOCS)
    _, motiv = rank.assess("factura la imprimanta LaserJet", 0.61, DOCS[3:], bm)
    # „factura" chiar apare in context, deci nu are ce cauta in lista lipsurilor
    assert "factura," not in motiv
    assert "imprimanta" in motiv


def test_assess_intrebare_vaga_in_zona_de_mijloc_escaladeaza():
    bm = rank.Bm25(DOCS)
    covered, motiv = rank.assess("nu merge", 0.61, DOCS[:1], bm)
    assert not covered
    assert "distinctivi" in motiv


def test_pragurile_vin_din_env(monkeypatch):
    import config
    bm = rank.Bm25(DOCS)
    monkeypatch.setitem(config._env, "RANK_WEAK_COSINE", "0.90")
    covered, motiv = rank.assess("factura", 0.85, DOCS[:1], bm)
    assert not covered and "0.9" in motiv


def test_cosinusul_mare_singur_nu_mai_e_acoperire():
    """Interogarea creste pe fir si cosinusul cu ea; dovada ramane cea lexicala.

    Cazul real: aceeasi captura a dat 0,778 singura si 0,836 cu mesajul de
    dinainte, fara sa apara vreo dovada noua in documente.
    """
    bm = rank.Bm25(DOCS)
    covered, motiv = rank.assess("cumparator incorect la incarcare", 0.84, DOCS[:1], bm)
    assert not covered
    assert "cumparator" in motiv


# --- coduri de eroare: identificatori exacti, nu cuvinte ---------------------

def test_codul_lipit_de_ocr_e_tot_gasit():
    """OCR-ul da „[Oracle][ODBC][OraJORA-06550"; codul nu are voie sa se piarda."""
    import rank
    assert rank.codes("[Oracle][ODBC][OraJORA-06550: line 1, column 7") == ["ora-06550"]
    assert rank.codes("PLS-00906: object X is invalid") == ["pls-00906"]
    assert rank.codes("cum trimit D406") == ["d406"]
    assert rank.codes("nu merge nimic") == []


def test_chunkul_cu_codul_cerut_urca_in_clasament():
    import rank
    texts = [
        "ORA-12541 TNS no listener, serverul nu raspunde",
        "ORA-03113 end-of-file on communication channel",
        "ORA-06550 eroare de compilare, procedura lipseste",
    ]
    assert rank.by_codes("imi da ORA-06550 la salvare", texts) == [2]
    assert rank.by_codes("intrebare fara coduri", texts) == []


def test_cosinus_mare_nu_acopera_alt_cod(monkeypatch):
    """Doua erori Oracle diferite se scriu la fel; cosinusul nu le deosebeste.

    Cazul real din 2026-08-31: captura cu ORA-06550 primea raspunsul despre
    ORA-12541, cu cosinus 0,736 — peste pragul „sigur".
    """
    import rank
    bm = rank.Bm25(["ORA-12541 TNS no listener"])
    ok, motiv = rank.assess("ORA-06550 PLS-00906 la salvare", 0.736,
                            ["ORA-12541 TNS no listener"], bm)
    assert ok is False
    assert "ora-06550" in motiv


def test_codul_gasit_acopera_si_la_cosinus_mic():
    import rank
    bm = rank.Bm25(["ORA-06550 eroare de compilare"])
    ok, motiv = rank.assess("ORA-06550", 0.42, ["ORA-06550 eroare de compilare"], bm)
    assert ok is True
    assert "ora-06550" in motiv