from pathlib import Path

from scripts.adapters.selene import parse_selene_output


_FIXTURES = Path(__file__).parent / "fixtures"


def test_parses_error_as_high():
    payload = (_FIXTURES / "selene_sample.json").read_text()
    findings = parse_selene_output(payload)
    by_rule = {f.rule_id: f for f in findings}
    assert "undefined_variable" in by_rule
    f = by_rule["undefined_variable"]
    assert f.severity == "high"
    assert f.file == "src/game.lua"
    assert f.line == 5
    assert f.end_line == 5
    assert "undefined_var" in f.message
    assert f.tool == "selene"


def test_parses_warning_as_medium():
    payload = (_FIXTURES / "selene_sample.json").read_text()
    findings = parse_selene_output(payload)
    by_rule = {f.rule_id: f for f in findings}
    assert by_rule["undefined_field"].severity == "medium"
    assert by_rule["undefined_field"].line == 12
    assert by_rule["undefined_field"].end_line == 12


def test_parses_note_as_low():
    payload = (_FIXTURES / "selene_sample.json").read_text()
    findings = parse_selene_output(payload)
    by_rule = {f.rule_id: f for f in findings}
    assert by_rule["unused_variable"].severity == "low"


def test_handles_empty_array():
    findings = parse_selene_output("[]")
    assert findings == []


def test_handles_invalid_json():
    findings = parse_selene_output("not json")
    assert findings == []


def test_handles_non_array_json():
    findings = parse_selene_output('{"error": "unexpected"}')
    assert findings == []