Files
lidar_rendu/lidar_pipeline/tests/test_visualizations.py
Jacquin Antoine ad762e682d Suppression éclairage solaire, GPU accéléré, --file multi, tests unitaires
- Suppression de generate_solar (éclairage solaire) des visualisations
- Accélération GPU de hillshade, slope, aspect, curvature, depressions,
  anomalies, roughness, texture GLCM, flow (sink filling)
- Nettoyage mémoire GPU entre visualisations (gpu_cleanup)
- Correction OOM texture GLCM: calcul entropie bin par bin au lieu d'un
  tableau 3D massif sur GPU
- Correction bug: xp_minimum_filter manquant dans imports visualizations
- Option --file accepte plusieurs noms complets sans extension
- run.sh affiche l'aide si appelé sans arguments
- Option --test pour exécuter les tests unitaires dans Docker
- Filtre ReturnNumber>=1 intégré dans le pipeline PDAL (plus d'erreur SMRF)
- 60 tests unitaires: GPU, visualisations, rendering, DTM, pipeline, CLI
- Ajout pytest au Dockerfile

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-05-10 00:57:39 +02:00

216 lines
8.2 KiB
Python

"""Tests for visualization functions.
Each test creates a small synthetic DEM and runs a visualization function,
checking that it produces a valid output file.
"""
import numpy as np
import pytest
from pathlib import Path
# --- Core terrain visualizations (no GPU required) ---
class TestHillshade:
def test_generates_tif(self, synthetic_dem, tmp_output_dir):
from lidar_pipeline.visualizations import generate_hillshade
result = generate_hillshade(synthetic_dem, "test", tmp_output_dir, 5.0)
assert result is not None
assert result.exists()
assert result.suffix == ".tif"
def test_output_values_valid(self, synthetic_dem, tmp_output_dir):
import rasterio
from lidar_pipeline.visualizations import generate_hillshade
result = generate_hillshade(synthetic_dem, "test", tmp_output_dir, 5.0)
with rasterio.open(result) as src:
data = src.read(1)
assert data.shape[0] > 0
assert np.nanmin(data) >= 0
assert np.nanmax(data) <= 1
class TestSlope:
def test_generates_tif(self, synthetic_dem, tmp_output_dir):
from lidar_pipeline.visualizations import generate_slope
result = generate_slope(synthetic_dem, "test", tmp_output_dir, 5.0)
assert result is not None
assert result.exists()
def test_slope_values_degrees(self, synthetic_dem, tmp_output_dir):
import rasterio
from lidar_pipeline.visualizations import generate_slope
result = generate_slope(synthetic_dem, "test", tmp_output_dir, 5.0)
with rasterio.open(result) as src:
data = src.read(1)
assert np.nanmin(data) >= 0
assert np.nanmax(data) <= 90
class TestAspect:
def test_generates_tif(self, synthetic_dem, tmp_output_dir):
from lidar_pipeline.visualizations import generate_aspect
result = generate_aspect(synthetic_dem, "test", tmp_output_dir, 5.0)
assert result is not None
assert result.exists()
def test_aspect_values_0_360(self, synthetic_dem, tmp_output_dir):
import rasterio
from lidar_pipeline.visualizations import generate_aspect
result = generate_aspect(synthetic_dem, "test", tmp_output_dir, 5.0)
with rasterio.open(result) as src:
data = src.read(1)
valid = data[~np.isnan(data)]
assert np.nanmin(valid) >= 0
assert np.nanmax(valid) <= 360
class TestCurvature:
def test_generates_tif(self, synthetic_dem, tmp_output_dir):
from lidar_pipeline.visualizations import generate_curvature
result = generate_curvature(synthetic_dem, "test", tmp_output_dir, 5.0)
assert result is not None
assert result.exists()
# --- GPU-accelerated visualizations ---
class TestLRM:
def test_generates_tif(self, synthetic_dem, tmp_output_dir):
from lidar_pipeline.visualizations import generate_lrm
result = generate_lrm(synthetic_dem, "test", tmp_output_dir, 5.0)
assert result is not None
assert result.exists()
def test_lrm_has_positive_negative(self, synthetic_dem, tmp_output_dir):
import rasterio
from lidar_pipeline.visualizations import generate_lrm
result = generate_lrm(synthetic_dem, "test", tmp_output_dir, 5.0)
with rasterio.open(result) as src:
data = src.read(1)
# LRM should have both positive and negative values
assert np.nanmax(data) > 0
assert np.nanmin(data) < 0
class TestSVF:
def test_generates_tif(self, synthetic_dem, tmp_output_dir):
from lidar_pipeline.visualizations import generate_svf
result = generate_svf(synthetic_dem, "test", tmp_output_dir, 5.0)
assert result is not None
assert result.exists()
def test_svf_values_0_1(self, synthetic_dem, tmp_output_dir):
import rasterio
from lidar_pipeline.visualizations import generate_svf
result = generate_svf(synthetic_dem, "test", tmp_output_dir, 5.0)
with rasterio.open(result) as src:
data = src.read(1)
valid = data[~np.isnan(data)]
assert np.nanmin(valid) >= 0
assert np.nanmax(valid) <= 1
class TestOpenness:
def test_positive_generates_tif(self, synthetic_dem, tmp_output_dir):
from lidar_pipeline.visualizations import generate_openness
result = generate_openness(synthetic_dem, "test", tmp_output_dir, 5.0, positive=True)
assert result is not None
assert result.exists()
def test_negative_generates_tif(self, synthetic_dem, tmp_output_dir):
from lidar_pipeline.visualizations import generate_openness
result = generate_openness(synthetic_dem, "test", tmp_output_dir, 5.0, positive=False)
assert result is not None
assert result.exists()
class TestMSLRM:
def test_generates_tif(self, synthetic_dem, tmp_output_dir):
from lidar_pipeline.visualizations import generate_mslrm
result = generate_mslrm(synthetic_dem, "test", tmp_output_dir, 5.0)
assert result is not None
assert result.exists()
class TestTPI:
def test_generates_tif(self, synthetic_dem, tmp_output_dir):
from lidar_pipeline.visualizations import generate_tpi
result = generate_tpi(synthetic_dem, "test", tmp_output_dir, 5.0)
assert result is not None
assert result.exists()
class TestDepressions:
def test_generates_tif(self, synthetic_dem, tmp_output_dir):
from lidar_pipeline.visualizations import generate_depressions
result = generate_depressions(synthetic_dem, "test", tmp_output_dir, 5.0)
assert result is not None
assert result.exists()
class TestSAILORE:
def test_generates_tif(self, synthetic_dem, tmp_output_dir):
from lidar_pipeline.visualizations import generate_sailore
result = generate_sailore(synthetic_dem, "test", tmp_output_dir, 5.0)
assert result is not None
assert result.exists()
class TestRoughness:
def test_generates_tif(self, synthetic_dem, tmp_output_dir):
from lidar_pipeline.visualizations import generate_roughness
result = generate_roughness(synthetic_dem, "test", tmp_output_dir, 5.0)
assert result is not None
assert result.exists()
def test_roughness_non_negative(self, synthetic_dem, tmp_output_dir):
import rasterio
from lidar_pipeline.visualizations import generate_roughness
result = generate_roughness(synthetic_dem, "test", tmp_output_dir, 5.0)
with rasterio.open(result) as src:
data = src.read(1)
# Standard deviation is always >= 0
assert np.nanmin(data) >= 0
class TestAnomalies:
def test_generates_tif(self, synthetic_dem, tmp_output_dir):
from lidar_pipeline.visualizations import generate_anomalies
result = generate_anomalies(synthetic_dem, "test", tmp_output_dir, 5.0)
assert result is not None
assert result.exists()
class TestWavelet:
def test_generates_tif(self, synthetic_dem, tmp_output_dir):
from lidar_pipeline.visualizations import generate_wavelet
result = generate_wavelet(synthetic_dem, "test", tmp_output_dir, 5.0)
assert result is not None
assert result.exists()
class TestTexture:
def test_generates_tif(self, synthetic_dem, tmp_output_dir):
from lidar_pipeline.visualizations import generate_texture
result = generate_texture(synthetic_dem, "test", tmp_output_dir, 5.0)
assert result is not None
assert result.exists()
class TestFlow:
def test_generates_tif(self, synthetic_dem, tmp_output_dir):
from lidar_pipeline.visualizations import generate_flow
result = generate_flow(synthetic_dem, "test", tmp_output_dir, 5.0)
assert result is not None
assert result.exists()
def test_flow_log_values(self, synthetic_dem, tmp_output_dir):
import rasterio
from lidar_pipeline.visualizations import generate_flow
result = generate_flow(synthetic_dem, "test", tmp_output_dir, 5.0)
with rasterio.open(result) as src:
data = src.read(1)
# log1p(x) >= 0 for x >= 0
valid = data[~np.isnan(data)]
assert np.nanmin(valid) >= 0