"""Tests for the Ollama provider's parsing logic and registry wiring."""

from __future__ import annotations

import pytest

from physcom.llm.providers.ollama import OllamaLLMProvider


@pytest.fixture
def provider():
    return OllamaLLMProvider()


def test_parse_json_strips_fences(provider):
    text = '```json\n{"power_density": 500.0, "safety": 0.7}\n```'
    result = provider._parse_json(text, ["power_density", "safety"])
    assert result == {"power_density": 500.0, "safety": 0.7}


def test_parse_json_falls_back_on_invalid(provider):
    result = provider._parse_json("not json", ["power_density", "safety"])
    assert result == {"power_density": 0.5, "safety": 0.5}


def test_parse_verdict_plausible(provider):
    assert provider._parse_verdict("blah blah\nVERDICT: PLAUSIBLE") is True


def test_parse_verdict_implausible(provider):
    assert provider._parse_verdict("blah blah\nVERDICT: IMPLAUSIBLE") is False


def test_registry_builds_ollama_provider(monkeypatch):
    from physcom.llm.registry import build_llm_provider

    monkeypatch.setenv("LLM_PROVIDER", "ollama")
    monkeypatch.setenv("OLLAMA_MODEL", "phi4:14b")
    monkeypatch.setenv("OLLAMA_HOST", "http://example:1234")
    provider = build_llm_provider()
    assert isinstance(provider, OllamaLLMProvider)
    assert provider._model == "phi4:14b"
    assert provider._host == "http://example:1234"