Gene Johnson
7a039cdfe0
Gracefully skips figment tests when system Cairo library is unavailable instead of crashing with opaque OSError during test collection. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
65 lines
2.2 KiB
Python
65 lines
2.2 KiB
Python
"""Tests for render_figment_overlay in engine.layers."""
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import pytest
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pytest.importorskip("cairosvg", reason="cairosvg requires system Cairo library")
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from effects_plugins.figment import FigmentPhase, FigmentState
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from engine.layers import render_figment_overlay
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def _make_state(phase=FigmentPhase.HOLD, progress=0.5):
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return FigmentState(
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phase=phase,
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progress=progress,
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rows=["█▀▄ █", " ▄█▀ ", "█ █"],
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gradient=[46, 40, 34, 28, 22, 22, 34, 40, 46, 82, 118, 231],
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center_row=10,
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center_col=37,
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)
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class TestRenderFigmentOverlay:
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def test_returns_list_of_strings(self):
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state = _make_state()
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result = render_figment_overlay(state, 80, 24)
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assert isinstance(result, list)
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assert all(isinstance(s, str) for s in result)
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def test_contains_ansi_positioning(self):
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state = _make_state()
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result = render_figment_overlay(state, 80, 24)
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# Should contain cursor positioning escape codes
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assert any("\033[" in s for s in result)
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def test_reveal_phase_partial(self):
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state = _make_state(phase=FigmentPhase.REVEAL, progress=0.0)
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result = render_figment_overlay(state, 80, 24)
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# At progress 0.0, very few cells should be visible
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# Result should still be a valid list
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assert isinstance(result, list)
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def test_hold_phase_full(self):
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state = _make_state(phase=FigmentPhase.HOLD, progress=0.5)
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result = render_figment_overlay(state, 80, 24)
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# During hold, content should be present
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assert len(result) > 0
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def test_dissolve_phase(self):
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state = _make_state(phase=FigmentPhase.DISSOLVE, progress=0.9)
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result = render_figment_overlay(state, 80, 24)
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# At high dissolve progress, most cells are gone
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assert isinstance(result, list)
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def test_empty_rows(self):
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state = FigmentState(
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phase=FigmentPhase.HOLD,
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progress=0.5,
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rows=[],
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gradient=[46] * 12,
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center_row=0,
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center_col=0,
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)
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result = render_figment_overlay(state, 80, 24)
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assert result == []
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