"""funnies unit tests (test-after, Standard strategy).

Covers: theme word derivation, find-a-word placement, crossword grid layout,
cartoon fallback, empty FunniesResult, self-contained output. Uses stubs for
the clue-drafter and cartoon source — no real network in CI.
"""

from __future__ import annotations

from newspaper.funnies import (
    FunniesBrief,
    FunniesBuilder,
    StubXkcdCartoonSource,
    derive_theme_words,
)
from newspaper.funnies.find_a_word import build_find_a_word
from newspaper.funnies.crossword import build_crossword


def test_theme_words_derived_from_content():
    """BR1.1: theme words extracted from content (drops stopwords/short)."""
    content = "Sam and Alex married by the sea on Saturday with the family"
    words = derive_theme_words(content, max_words=6)
    assert words  # some theme words present
    assert "the" not in words  # stopword dropped


def test_find_a_word_places_every_word():
    """BR1.3: every listed word appears in the grid."""
    words = ["sam", "alex", "sea", "rings"]
    faw = build_find_a_word(words)
    grid_text = "".join("".join(row) for row in faw.grid)
    for word in words:
        assert word.upper() in grid_text


def test_crossword_builds_10x10_grid_with_clues():
    """BR1.2 / Q2=B: crossword is 10x10 with across/down clues."""
    xw = build_crossword(["sam", "alex", "sea"], "wedding")
    assert len(xw.grid) == 10
    assert all(len(row) == 10 for row in xw.grid)
    assert xw.clues_across
    assert xw.clues_down


def test_cartoon_success_embedded_locally():
    """BR2.1: xkcd source found → cartoon art_ref is a local (non-remote) path."""
    result = FunniesBuilder().build(FunniesBrief(theme_words=["sam"], context="wedding"))
    cartoon = result.cartoons[0]
    assert cartoon.source == "xkcd"
    assert not cartoon.art_ref.startswith(("http://", "https://"))


def test_cartoon_failure_falls_back_to_tasteful_strip():
    """BR2.2: no cartoon found → tasteful fallback (not a remote URL)."""
    builder = FunniesBuilder(cartoon_source=StubXkcdCartoonSource(found=False))
    result = builder.build(FunniesBrief(theme_words=["sam"], context="wedding"))
    assert result.cartoons[0].source == "generated"
    assert result.status == "fallback"
    assert result.is_self_contained()


def test_empty_funnies_result_on_no_content():
    """BR3.2 / Q5=A: no viable content → empty result + statusMessage, no throw."""
    result = FunniesBuilder().build(FunniesBrief(theme_words=[], context=""))
    assert result.status == "empty"
    assert result.status_message


def test_funnies_output_self_contained():
    """BR4.1 / NFR4: no remote URL survives in any art_ref."""
    result = FunniesBuilder().build(FunniesBrief(theme_words=["sam", "alex"], context="wedding"))
    assert result.is_self_contained()