"""
Tests for semichah — provenance tagging.

Architecture §3.5: semichah associates input with its source.
Every korban must have known provenance. Anonymous input is rejected.
"""

import pytest

from korban_processor.korban import Korban, OfferingType, Provenance
from korban_processor.semichah import semichah


class TestSemichahTagsProvenance:
    def test_tags_claude_provenance(self):
        korban = semichah("some content", Provenance.CLAUDE, "test query")
        assert korban.provenance == Provenance.CLAUDE

    def test_tags_human_provenance(self):
        korban = semichah("some content", Provenance.HUMAN, "test query")
        assert korban.provenance == Provenance.HUMAN

    def test_all_provenance_sources(self):
        for prov in Provenance:
            korban = semichah("content", prov, "query")
            assert korban.provenance == prov

    def test_preserves_raw_content(self):
        raw = "The root ר-א-ש means beginning. Bereishit 1:1."
        korban = semichah(raw, Provenance.CLAUDE, "query")
        assert korban.raw_content == raw

    def test_preserves_source_query(self):
        query = "what does bereishit mean?"
        korban = semichah("content", Provenance.CLAUDE, query)
        assert korban.source_query == query

    def test_default_offering_type_is_olah(self):
        korban = semichah("content", Provenance.CLAUDE, "query")
        assert korban.offering_type == OfferingType.OLAH

    def test_explicit_offering_type(self):
        korban = semichah("content", Provenance.CLAUDE, "query", OfferingType.SHELAMIM)
        assert korban.offering_type == OfferingType.SHELAMIM

    def test_returns_korban_instance(self):
        result = semichah("content", Provenance.CLAUDE, "query")
        assert isinstance(result, Korban)


class TestSemichahRejectsInvalidInput:
    def test_rejects_empty_content(self):
        with pytest.raises(ValueError, match="Empty korban"):
            semichah("", Provenance.CLAUDE, "query")

    def test_rejects_whitespace_only_content(self):
        with pytest.raises(ValueError, match="Empty korban"):
            semichah("   \n\t  ", Provenance.CLAUDE, "query")

    def test_rejects_non_provenance_source(self):
        with pytest.raises((ValueError, AttributeError)):
            semichah("content", "claude", "query")  # type: ignore[arg-type]