from __future__ import annotations

import asyncio

import pytest

from autocad_bench.evaluation.scoring import (
    DimensionFeature,
    DrawingExtents,
    EvaluationFailure,
    GeometryPathFeature,
    GoldCacheStore,
    LayoutViewportFeature,
    PaperLayoutSummary,
    Point2D,
    ScorerConfig,
    SpatialExtents,
    StaticDWGEvaluator,
    TextAnnotationFeature,
    score_final_dwg,
)
from autocad_bench.evaluation.scoring.render_compare import compare_evaluated_drawings
from tests.scoring_helpers import invalid_drawing, line_png, valid_drawing


def _path(*points: tuple[float, float], closed: bool = False) -> GeometryPathFeature:
    return GeometryPathFeature(
        entity_type="LWPOLYLINE",
        closed=closed,
        points=tuple(Point2D(x=x, y=y) for x, y in points),
    )


def _semantic_drawing(
    source: bytes,
    *,
    paths: tuple[GeometryPathFeature, ...],
    dimensions: tuple[DimensionFeature, ...] = (),
    render_png: bytes | None = None,
):
    drawing = valid_drawing(source, render_png=render_png)
    metadata = drawing.metadata.model_copy(
        update={"geometry_paths": paths, "dimensions": dimensions}
    )
    return drawing.model_copy(update={"metadata": metadata})


def _dimension(value: float, x: float, y: float) -> DimensionFeature:
    return DimensionFeature(
        kind="RotatedDimension",
        measurement=value,
        text="",
        text_position=Point2D(x=x, y=y),
    )


def _annotation(text: str, x: float, y: float) -> TextAnnotationFeature:
    return TextAnnotationFeature(
        entity_type="MText",
        text=text,
        position=Point2D(x=x, y=y),
        height=2.5,
    )


def _viewport(
    number: int,
    *,
    center: tuple[float, float],
    direction: tuple[float, float, float],
) -> LayoutViewportFeature:
    return LayoutViewportFeature(
        number=number,
        center={"x": center[0], "y": center[1]},
        width=40,
        height=30,
        view_direction={"x": direction[0], "y": direction[1], "z": direction[2]},
        view_target={"x": 0, "y": 0, "z": 0},
    )


def _three_d_drawing(
    source: bytes,
    *,
    extents: SpatialExtents,
    viewports: tuple[LayoutViewportFeature, ...],
    dimensions: tuple[DimensionFeature, ...] = (),
    annotations: tuple[TextAnnotationFeature, ...] = (),
    render_png: bytes | None = None,
    schema_version: str = "4",
    three_d_entities: int = 1,
):
    drawing = valid_drawing(source, drawing_type="3d", render_png=render_png)
    layout = PaperLayoutSummary(
        name="Layout1",
        tab_order=1,
        entity_count=len(viewports) + len(dimensions) + len(annotations),
        non_viewport_entity_count=len(dimensions) + len(annotations),
        floating_viewport_count=len(viewports),
        dimension_count=len(dimensions),
        text_annotation_count=len(annotations),
        entity_types={
            **({"VIEWPORT": len(viewports)} if viewports else {}),
            **({"DIMENSION": len(dimensions)} if dimensions else {}),
            **({"MTEXT": len(annotations)} if annotations else {}),
        },
        viewports=viewports,
        dimensions=dimensions,
        text_annotations=annotations,
        has_presentation=True,
    )
    metadata = drawing.metadata.model_copy(
        update={
            "schema_version": schema_version,
            "model_space_3d_entity_count": three_d_entities,
            "model_space_3d_entity_types": (
                {"3DSOLID": three_d_entities} if three_d_entities else {}
            ),
            "model_space_extents_3d": extents,
            "paper_layouts": (layout,),
        }
    )
    return drawing.model_copy(update={"metadata": metadata})


def test_identical_final_render_and_extents_score_one() -> None:
    gold = valid_drawing(b"gold")
    candidate = valid_drawing(b"candidate")

    result = compare_evaluated_drawings(
        task_id="task-001", candidate=candidate, gold=gold
    ).result

    assert result.valid
    assert result.score == pytest.approx(1.0)
    assert result.linework_similarity == pytest.approx(1.0)
    assert result.extent_similarity == pytest.approx(1.0)


def test_pixel_tolerance_accepts_small_render_shift() -> None:
    base_lines = (
        ((20, 20), (108, 20)),
        ((108, 20), (108, 108)),
        ((108, 108), (20, 108)),
        ((20, 108), (20, 20)),
    )
    shifted = tuple(
        ((start[0] + 1, start[1] + 1), (end[0] + 1, end[1] + 1))
        for start, end in base_lines
    )
    gold = valid_drawing(b"gold", render_png=line_png(base_lines))
    candidate = valid_drawing(b"candidate", render_png=line_png(shifted))

    result = compare_evaluated_drawings(
        task_id="task-001", candidate=candidate, gold=gold
    ).result

    assert result.linework_similarity == pytest.approx(1.0)
    assert result.score == pytest.approx(1.0)


def test_missing_geometry_reduces_linework_score() -> None:
    gold = valid_drawing(b"gold")
    candidate = valid_drawing(
        b"candidate",
        render_png=line_png(
            (
                ((20, 20), (108, 20)),
                ((108, 20), (108, 108)),
                ((108, 108), (20, 108)),
            )
        ),
    )

    result = compare_evaluated_drawings(
        task_id="task-001", candidate=candidate, gold=gold
    ).result

    assert 0.0 < result.linework_similarity < 1.0
    assert result.score < 1.0


def test_wrong_world_scale_is_penalized_even_with_same_normalized_render() -> None:
    gold = valid_drawing(b"gold")
    candidate = valid_drawing(
        b"candidate",
        extents=DrawingExtents(
            min_x=50, min_y=20, max_x=250, max_y=220, units="mm"
        ),
    )

    result = compare_evaluated_drawings(
        task_id="task-001", candidate=candidate, gold=gold
    ).result

    assert result.linework_similarity == pytest.approx(1.0)
    assert result.extent_similarity == pytest.approx(0.5)
    assert result.score == pytest.approx(0.9)


@pytest.mark.parametrize(
    "failure",
    [
        EvaluationFailure.UNREADABLE_DWG,
        EvaluationFailure.EMPTY_MODEL_SPACE,
        EvaluationFailure.PROHIBITED_ENTITY,
        EvaluationFailure.EXTERNAL_REFERENCE,
        EvaluationFailure.RENDER_FAILED,
    ],
)
def test_invalid_evaluator_result_forces_zero(
    failure: EvaluationFailure, tmp_path
) -> None:
    gold_bytes = b"AC1032-gold"
    candidate_bytes = b"AC1032-candidate"
    gold = valid_drawing(gold_bytes)
    candidate = invalid_drawing(candidate_bytes, failure)
    cache = GoldCacheStore(evaluator_version="static-test-v1", root=tmp_path)
    cache.write("task-001", gold)
    evaluator = StaticDWGEvaluator(
        {candidate.metadata.source_sha256: candidate},
        evaluator_version="static-test-v1",
    )

    bundle = asyncio.run(
        score_final_dwg(
            task_id="task-001",
            candidate_dwg=candidate_bytes,
            evaluator=evaluator,
            gold_cache=cache,
        )
    )

    assert bundle.result.score == 0.0
    assert not bundle.result.valid
    assert bundle.result.failure_reason is failure


def test_missing_and_invalid_gold_cache_are_distinct(tmp_path) -> None:
    candidate_bytes = b"AC1032-candidate"
    candidate = valid_drawing(candidate_bytes)
    evaluator = StaticDWGEvaluator(
        {candidate.metadata.source_sha256: candidate},
        evaluator_version="static-test-v1",
    )
    cache = GoldCacheStore(evaluator_version="static-test-v1", root=tmp_path)

    missing = asyncio.run(
        score_final_dwg(
            task_id="task-001",
            candidate_dwg=candidate_bytes,
            evaluator=evaluator,
            gold_cache=cache,
        )
    ).result
    assert missing.failure_reason is EvaluationFailure.GOLD_CACHE_MISSING

    entry_dir = cache.write("task-001", valid_drawing(b"AC1032-gold"))
    (entry_dir / "render.png").write_bytes(b"corrupt")
    invalid = asyncio.run(
        score_final_dwg(
            task_id="task-001",
            candidate_dwg=candidate_bytes,
            evaluator=evaluator,
            gold_cache=cache,
        )
    ).result
    assert invalid.failure_reason is EvaluationFailure.GOLD_CACHE_INVALID


def test_evaluator_unavailable_forces_zero(tmp_path) -> None:
    candidate_bytes = b"AC1032-candidate"
    cache = GoldCacheStore(evaluator_version="static-test-v1", root=tmp_path)
    cache.write("task-001", valid_drawing(b"AC1032-gold"))
    evaluator = StaticDWGEvaluator({}, evaluator_version="static-test-v1")

    result = asyncio.run(
        score_final_dwg(
            task_id="task-001",
            candidate_dwg=candidate_bytes,
            evaluator=evaluator,
            gold_cache=cache,
        )
    ).result

    assert result.score == 0.0
    assert result.failure_reason is EvaluationFailure.EVALUATOR_UNAVAILABLE


@pytest.mark.parametrize(
    ("candidate", "reason"),
    [
        (None, EvaluationFailure.MISSING_CANDIDATE),
        (b"not-a-dwg", EvaluationFailure.INVALID_DWG_SIGNATURE),
    ],
)
def test_candidate_input_gates(candidate: bytes | None, reason: EvaluationFailure, tmp_path) -> None:
    evaluator = StaticDWGEvaluator({}, evaluator_version="static-test-v1")
    cache = GoldCacheStore(evaluator_version="static-test-v1", root=tmp_path)

    result = asyncio.run(
        score_final_dwg(
            task_id="task-001",
            candidate_dwg=candidate,
            evaluator=evaluator,
            gold_cache=cache,
            config=ScorerConfig(),
        )
    ).result

    assert result.score == 0.0
    assert result.failure_reason is reason


def test_score_json_is_deterministic() -> None:
    gold = valid_drawing(b"gold")
    candidate = valid_drawing(b"candidate")

    first = compare_evaluated_drawings(
        task_id="task-001", candidate=candidate, gold=gold
    ).result.model_dump_json()
    second = compare_evaluated_drawings(
        task_id="task-001", candidate=candidate, gold=gold
    ).result.model_dump_json()

    assert first == second


def test_semantic_geometry_ignores_translation_and_entity_segmentation() -> None:
    gold = _semantic_drawing(
        b"gold",
        paths=(
            _path((0, 0), (100, 0)),
            _path((100, 0), (100, 100)),
            _path((100, 100), (0, 100)),
            _path((0, 100), (0, 0)),
        ),
    )
    candidate = _semantic_drawing(
        b"candidate",
        paths=(
            _path(
                (250, -40),
                (350, -40),
                (350, 60),
                (250, 60),
                closed=True,
            ),
        ),
    )

    result = compare_evaluated_drawings(
        task_id="task-001", candidate=candidate, gold=gold
    ).result

    assert result.scoring_method == "vector-semantic-v4"
    assert result.geometry_similarity == pytest.approx(1.0, abs=0.01)
    assert result.geometry_extent_similarity == pytest.approx(1.0)
    assert result.score == pytest.approx(1.0, abs=0.01)


def test_semantic_geometry_penalizes_wrong_physical_scale() -> None:
    gold = _semantic_drawing(
        b"gold",
        paths=(_path((0, 0), (100, 0), (100, 100), (0, 100), closed=True),),
    )
    candidate = _semantic_drawing(
        b"candidate",
        paths=(_path((0, 0), (200, 0), (200, 200), (0, 200), closed=True),),
    )

    result = compare_evaluated_drawings(
        task_id="task-001", candidate=candidate, gold=gold
    ).result

    assert result.geometry_extent_similarity == pytest.approx(0.5)
    assert result.geometry_similarity < 0.6
    assert result.score < 0.8


def test_dimension_score_rewards_correct_values_and_penalizes_one_missing() -> None:
    values = (50, 30, 10, 20, 42, 144, 46, 9.78, 18.34, 44, 18)
    gold_dimensions = tuple(
        _dimension(value, index * 10.0, 130.0) for index, value in enumerate(values)
    )
    candidate_dimensions = tuple(
        _dimension(value, 200.0 + index * 10.0, 80.0)
        for index, value in enumerate(values[:-1])
    )
    gold = _semantic_drawing(
        b"gold",
        paths=(_path((0, 0), (100, 0), (100, 100), (0, 100), closed=True),),
        dimensions=gold_dimensions,
    )
    candidate = _semantic_drawing(
        b"candidate",
        paths=(
            _path((200, -50), (300, -50), (300, 50), (200, 50), closed=True),
        ),
        dimensions=candidate_dimensions,
    )

    result = compare_evaluated_drawings(
        task_id="task-001", candidate=candidate, gold=gold
    ).result

    assert result.matched_dimensions == 10
    assert result.candidate_dimensions == 10
    assert result.gold_dimensions == 11
    assert result.dimension_similarity == pytest.approx(20 / 21)
    assert result.dimension_measurement_similarity == pytest.approx(20 / 21)
    assert result.dimension_placement_similarity == pytest.approx(20 / 21)
    assert not result.annotation_applicable
    assert result.annotation_similarity == 0.0


def test_visible_dimension_text_override_is_the_scored_value() -> None:
    geometry = (_path((0, 0), (100, 0), (100, 100), (0, 100), closed=True),)
    gold_dimension = _dimension(50, 50, 110)
    candidate_dimension = _dimension(80, 50, 110).model_copy(
        update={"text": "50"}
    )
    gold = _semantic_drawing(
        b"gold", paths=geometry, dimensions=(gold_dimension,)
    )
    candidate = _semantic_drawing(
        b"candidate", paths=geometry, dimensions=(candidate_dimension,)
    )

    result = compare_evaluated_drawings(
        task_id="task-001", candidate=candidate, gold=gold
    ).result

    assert result.dimension_measurement_similarity == pytest.approx(1.0)
    assert result.matched_dimensions == 1


def test_manual_dimension_text_is_equivalent_to_a_native_dimension() -> None:
    geometry = (_path((0, 0), (100, 0), (100, 100), (0, 100), closed=True),)
    gold = _semantic_drawing(
        b"gold", paths=geometry, dimensions=(_dimension(50, 50, 110),)
    )
    candidate = _semantic_drawing(b"candidate", paths=geometry)
    candidate = candidate.model_copy(
        update={
            "metadata": candidate.metadata.model_copy(
                update={"text_annotations": (_annotation("50", 50, 110),)}
            )
        }
    )

    result = compare_evaluated_drawings(
        task_id="task-001", candidate=candidate, gold=gold
    ).result

    assert result.dimension_measurement_similarity == pytest.approx(1.0)
    assert result.matched_dimensions == 1
    assert result.candidate_dimensions == 1
    assert result.candidate_annotations == 0


def test_multiplicity_prefixed_manual_radius_is_parsed() -> None:
    geometry = (_path((0, 0), (100, 0), (100, 100), (0, 100), closed=True),)
    radial = _dimension(1.4, 50, 110).model_copy(
        update={"kind": "RadialDimension", "text": "2x<>"}
    )
    gold = _semantic_drawing(b"gold", paths=geometry, dimensions=(radial,))
    candidate = _semantic_drawing(b"candidate", paths=geometry)
    candidate = candidate.model_copy(
        update={
            "metadata": candidate.metadata.model_copy(
                update={"text_annotations": (_annotation("2xR1.4", 50, 110),)}
            )
        }
    )

    result = compare_evaluated_drawings(
        task_id="task-001", candidate=candidate, gold=gold
    ).result

    assert result.dimension_measurement_similarity == pytest.approx(1.0)
    assert result.matched_dimensions == 1


def test_leader_paths_are_annotation_not_part_geometry() -> None:
    geometry = (_path((0, 0), (100, 0), (100, 100), (0, 100), closed=True),)
    leader = _path((10, 10), (180, 180)).model_copy(
        update={"entity_type": "LEADER"}
    )
    gold = _semantic_drawing(b"gold", paths=geometry)
    candidate = _semantic_drawing(b"candidate", paths=geometry + (leader,))

    result = compare_evaluated_drawings(
        task_id="task-001", candidate=candidate, gold=gold
    ).result

    assert result.geometry_similarity == pytest.approx(1.0, abs=0.01)


def test_isolated_centerlines_are_not_base_geometry() -> None:
    geometry = (_path((0, 0), (100, 0), (100, 100), (0, 100), closed=True),)
    centerlines = (
        _path((-20, 50), (120, 50)).model_copy(update={"entity_type": "LINE"}),
        _path((50, -20), (50, 120)).model_copy(update={"entity_type": "LINE"}),
    )
    gold = _semantic_drawing(b"gold", paths=geometry)
    candidate = _semantic_drawing(b"candidate", paths=geometry + centerlines)

    result = compare_evaluated_drawings(
        task_id="task-001", candidate=candidate, gold=gold
    ).result

    assert result.geometry_similarity == pytest.approx(1.0, abs=0.01)


def test_explicit_no_dimension_required_note_allows_uniform_scale_alignment() -> None:
    gold = _semantic_drawing(
        b"gold",
        paths=(_path((0, 0), (100, 0), (100, 100), (0, 100), closed=True),),
    )
    candidate = _semantic_drawing(
        b"candidate",
        paths=(_path((0, 0), (200, 0), (200, 200), (0, 200), closed=True),),
    )
    note = (_annotation("No dimension required for the drawing", 20, -20),)
    gold = gold.model_copy(
        update={"metadata": gold.metadata.model_copy(update={"text_annotations": note})}
    )
    candidate = candidate.model_copy(
        update={
            "metadata": candidate.metadata.model_copy(update={"text_annotations": note})
        }
    )

    result = compare_evaluated_drawings(
        task_id="task-021", candidate=candidate, gold=gold
    ).result

    assert result.geometry_similarity == pytest.approx(1.0, abs=0.01)
    assert result.score == pytest.approx(1.0, abs=0.01)


def test_radically_different_raster_style_has_only_five_percent_weight() -> None:
    geometry = (_path((0, 0), (100, 0), (100, 100), (0, 100), closed=True),)
    gold = _semantic_drawing(b"gold", paths=geometry)
    black_render = line_png(
        tuple(((0, y), (127, y)) for y in range(128)),
    )
    candidate = _semantic_drawing(
        b"candidate", paths=geometry, render_png=black_render
    )

    result = compare_evaluated_drawings(
        task_id="task-001", candidate=candidate, gold=gold
    ).result

    assert result.geometry_similarity == pytest.approx(1.0, abs=0.01)
    assert result.visual_similarity < 0.6
    assert result.score >= 0.90


def test_absent_dimensions_and_annotations_are_not_free_credit() -> None:
    gold = _semantic_drawing(
        b"gold",
        paths=(_path((0, 0), (100, 0), (100, 100), (0, 100), closed=True),),
    )
    candidate = _semantic_drawing(
        b"candidate",
        paths=(_path((0, 0), (200, 0), (200, 200), (0, 200), closed=True),),
    )

    result = compare_evaluated_drawings(
        task_id="task-021", candidate=candidate, gold=gold
    ).result

    assert not result.dimension_applicable
    assert not result.annotation_applicable
    assert result.dimension_similarity == 0.0
    assert result.annotation_similarity == 0.0
    weighted = (
        0.6 * result.geometry_similarity + 0.05 * result.visual_similarity
    ) / 0.65
    geometry_gate = 0.35 + (0.65 * result.geometry_similarity)
    expected = min(weighted, geometry_gate)
    assert result.score == pytest.approx(expected)


def test_standalone_text_annotations_are_scored_separately() -> None:
    geometry = (_path((0, 0), (100, 0), (100, 100), (0, 100), closed=True),)
    gold = _semantic_drawing(b"gold", paths=geometry)
    candidate = _semantic_drawing(b"candidate", paths=geometry)
    gold = gold.model_copy(
        update={
            "metadata": gold.metadata.model_copy(
                update={"text_annotations": (_annotation("DETAIL A", 20, 20),)}
            )
        }
    )
    candidate = candidate.model_copy(
        update={
            "metadata": candidate.metadata.model_copy(
                update={"text_annotations": (_annotation("WRONG NOTE", 20, 20),)}
            )
        }
    )

    result = compare_evaluated_drawings(
        task_id="task-010", candidate=candidate, gold=gold
    ).result

    assert result.annotation_applicable
    assert result.annotation_similarity == 0.0
    assert result.matched_annotations == 0
    assert result.score < 1.0


def test_3d_scorer_uses_clean_spatial_bounds_and_layout1_features() -> None:
    gold_extents = SpatialExtents(
        min_x=-8.5,
        min_y=-8.5,
        min_z=0,
        max_x=8.5,
        max_y=8.5,
        max_z=12,
    )
    candidate_extents = SpatialExtents(
        min_x=100,
        min_y=200,
        min_z=50,
        max_x=117,
        max_y=217,
        max_z=62,
    )
    views = (
        _viewport(2, center=(40, 40), direction=(0, 0, 10)),
        _viewport(3, center=(100, 40), direction=(0, -3, 0)),
        _viewport(4, center=(40, 100), direction=(1, -1, 1)),
    )
    dimensions = (_dimension(17, 10, 10), _dimension(12, 20, 10))
    annotations = (_annotation("DETAIL A", 10, 20),)
    gold = _three_d_drawing(
        b"gold",
        extents=gold_extents,
        viewports=views,
        dimensions=dimensions,
        annotations=annotations,
    )
    candidate = _three_d_drawing(
        b"candidate",
        extents=candidate_extents,
        viewports=views,
        dimensions=dimensions,
        annotations=annotations,
    )

    result = compare_evaluated_drawings(
        task_id="task-030", candidate=candidate, gold=gold
    ).result

    assert result.scoring_method == "layout-spatial-3d-v2"
    assert result.geometry_extent_applicable
    assert result.geometry_extent_similarity == pytest.approx(1.0)
    assert result.geometry_similarity == pytest.approx(1.0)
    assert result.dimension_similarity == pytest.approx(1.0)
    assert result.annotation_similarity == pytest.approx(1.0)
    assert result.presentation_similarity == pytest.approx(1.0)
    assert result.score == pytest.approx(1.0)


def test_3d_visual_comparison_normalizes_sheet_framing() -> None:
    extents = SpatialExtents(
        min_x=0,
        min_y=0,
        min_z=0,
        max_x=100,
        max_y=80,
        max_z=40,
    )
    views = (
        _viewport(2, center=(40, 40), direction=(0, 0, 1)),
        _viewport(3, center=(100, 40), direction=(1, -1, 1)),
    )
    gold_render = line_png(
        (
            ((20, 20), (108, 20)),
            ((108, 20), (108, 108)),
            ((108, 108), (20, 108)),
            ((20, 108), (20, 20)),
        )
    )
    candidate_render = line_png(
        (
            ((40, 40), (90, 40)),
            ((90, 40), (90, 90)),
            ((90, 90), (40, 90)),
            ((40, 90), (40, 40)),
        )
    )
    gold = _three_d_drawing(
        b"gold", extents=extents, viewports=views, render_png=gold_render
    )
    candidate = _three_d_drawing(
        b"candidate",
        extents=extents,
        viewports=views,
        render_png=candidate_render,
    )

    result = compare_evaluated_drawings(
        task_id="task-022", candidate=candidate, gold=gold
    ).result

    assert result.visual_similarity == pytest.approx(1.0)
    assert result.score == pytest.approx(1.0)


def test_3d_presentation_cannot_rescue_wrong_geometry() -> None:
    extents = SpatialExtents(
        min_x=0,
        min_y=0,
        min_z=0,
        max_x=100,
        max_y=80,
        max_z=40,
    )
    views = (
        _viewport(2, center=(40, 40), direction=(0, 0, 1)),
        _viewport(3, center=(100, 40), direction=(1, -1, 1)),
    )
    gold = _three_d_drawing(
        b"gold",
        extents=extents,
        viewports=views,
        render_png=line_png(
            (
                ((20, 20), (108, 20)),
                ((108, 20), (108, 108)),
                ((108, 108), (20, 108)),
                ((20, 108), (20, 20)),
            )
        ),
    )
    candidate = _three_d_drawing(
        b"candidate",
        extents=extents,
        viewports=views,
        render_png=line_png((((20, 20), (108, 108)),)),
    )

    result = compare_evaluated_drawings(
        task_id="task-022", candidate=candidate, gold=gold
    ).result

    assert result.presentation_similarity == pytest.approx(1.0)
    assert result.score <= 0.35 + (0.65 * result.geometry_similarity)
    assert result.score < 0.7


def test_3d_schema_v3_polluted_bounds_are_non_applicable() -> None:
    polluted = SpatialExtents(
        min_x=-10000,
        min_y=-10000,
        min_z=0,
        max_x=17,
        max_y=17,
        max_z=12,
    )
    clean = SpatialExtents(
        min_x=-8.5,
        min_y=-8.5,
        min_z=0,
        max_x=8.5,
        max_y=8.5,
        max_z=12,
    )
    views = (_viewport(2, center=(40, 40), direction=(0, 0, 1)),)
    gold = _three_d_drawing(
        b"gold", extents=polluted, viewports=views, schema_version="3"
    )
    candidate = _three_d_drawing(
        b"candidate", extents=clean, viewports=views, schema_version="3"
    )

    result = compare_evaluated_drawings(
        task_id="task-026", candidate=candidate, gold=gold
    ).result

    assert not result.geometry_extent_applicable
    assert result.geometry_extent_similarity == 0.0
    assert result.geometry_similarity == pytest.approx(1.0)
    assert result.score == pytest.approx(1.0)


def test_3d_copied_views_without_true_geometry_cannot_earn_geometry_credit() -> None:
    extents = SpatialExtents(
        min_x=0,
        min_y=0,
        min_z=0,
        max_x=100,
        max_y=80,
        max_z=40,
    )
    views = (_viewport(2, center=(40, 40), direction=(0, 0, 1)),)
    gold = _three_d_drawing(b"gold", extents=extents, viewports=views)
    candidate = _three_d_drawing(
        b"candidate",
        extents=extents,
        viewports=views,
        three_d_entities=0,
    )

    result = compare_evaluated_drawings(
        task_id="task-049", candidate=candidate, gold=gold
    ).result

    assert result.visual_similarity == pytest.approx(1.0)
    assert result.geometry_similarity == 0.0
    assert result.score < 0.5


def test_3d_native_drawing_view_support_viewports_are_deduplicated() -> None:
    extents = SpatialExtents(
        min_x=0,
        min_y=0,
        min_z=0,
        max_x=100,
        max_y=80,
        max_z=40,
    )
    gold_views = (
        _viewport(2, center=(40, 40), direction=(0, 0, 1)),
        _viewport(3, center=(40, 40), direction=(0, -1, 0)),
        _viewport(4, center=(100, 40), direction=(0, 0, 1)),
        _viewport(5, center=(100, 40), direction=(1, -1, 1)),
    )
    candidate_views = (
        _viewport(2, center=(20, 20), direction=(0, -2, 0)),
        _viewport(3, center=(80, 20), direction=(10, -10, 10)),
    )
    gold = _three_d_drawing(b"gold", extents=extents, viewports=gold_views)
    candidate = _three_d_drawing(
        b"candidate", extents=extents, viewports=candidate_views
    )

    result = compare_evaluated_drawings(
        task_id="task-026", candidate=candidate, gold=gold
    ).result

    assert result.gold_views == 2
    assert result.candidate_views == 2
    assert result.view_direction_similarity == pytest.approx(1.0)