AnsysLink/test/test_mesh_generation.py

214 lines
8.2 KiB
Python

#!/usr/bin/env python3
"""
Test script for Mesh Generation functionality
This script tests the mesh generator's ability to:
1. Prepare mesh generation
2. Generate mesh with progress monitoring
3. Get mesh statistics
4. Handle errors and cancellation
"""
import sys
import os
sys.path.append(os.path.dirname(os.path.abspath(__file__)))
from backend.pymechanical.session_manager import ANSYSSessionManager
from backend.pymechanical.mesh_generator import MeshGenerator
import logging
# Configure logging
logging.basicConfig(
level=logging.INFO,
format='%(levelname)s:%(name)s:%(message)s'
)
def progress_callback(percentage, message):
"""Progress callback for mesh generation"""
print(f" Progress: {percentage:.1f}% - {message}")
def test_mesh_generation_real():
"""Test mesh generation with real ANSYS session"""
print("CAE Mesh Generator Mesh Generation Test")
print("=" * 70)
print("Testing Mesh Generation...")
session_manager = None
try:
# Initialize ANSYS session
session_manager = ANSYSSessionManager(simulation_mode=False)
session_manager.start_session()
print("✓ ANSYS session started")
# Import geometry
geometry_file = "resource\\blade.step"
print(f"1. Importing geometry from {geometry_file}...")
if session_manager.import_geometry(geometry_file):
print("✓ Geometry imported successfully")
else:
print("✗ Geometry import failed")
return
# Create named selections
print("\n2. Creating named selections...")
selection_result = session_manager.create_named_selections()
if selection_result['success']:
named_selections = selection_result['selections_created']
print(f"✓ Named selections created: {named_selections}")
else:
print(f"✗ Named selection creation failed")
named_selections = ['leading_edge', 'trailing_edge', 'blade_root', 'blade_surfaces']
# Apply mesh controls
print("\n3. Applying mesh controls...")
mesh_result = session_manager.apply_mesh_controls(named_selections)
if mesh_result['success']:
print("✓ Mesh controls applied successfully")
else:
print("⚠ Some mesh controls failed, continuing with generation...")
# Validate mesh generation setup
print("\n4. Validating mesh generation setup...")
validation = session_manager.validate_mesh_generation_setup()
if validation.get('ready_for_generation', False):
print("✓ Mesh generation setup is ready")
else:
print("⚠ Mesh generation setup validation issues:")
for key, value in validation.items():
if key != 'success' and key != 'ready_for_generation':
print(f" - {key}: {value}")
# Generate mesh
print("\n5. Generating mesh...")
generation_result = session_manager.generate_mesh(progress_callback)
if generation_result['success']:
print("✓ Mesh generation completed successfully")
print(f" - Elements: {generation_result['element_count']}")
print(f" - Nodes: {generation_result['node_count']}")
print(f" - Generation time: {generation_result['generation_time']:.2f} seconds")
else:
print(f"✗ Mesh generation failed: {generation_result.get('error_message', 'Unknown error')}")
# Get mesh statistics
print("\n6. Getting mesh statistics...")
stats = session_manager.get_mesh_statistics()
if stats.get('success', True):
print("✓ Mesh statistics retrieved")
print(f" - Elements: {stats.get('element_count', 'N/A')}")
print(f" - Nodes: {stats.get('node_count', 'N/A')}")
print(f" - Has mesh: {stats.get('has_mesh', 'N/A')}")
else:
print(f"✗ Failed to get mesh statistics: {stats.get('error', 'Unknown error')}")
# Test direct mesh generator functionality
print("\n7. Testing direct mesh generator functionality...")
mesh_generator = session_manager.mesh_generator
if mesh_generator:
print("✓ Mesh generator available")
# Get generation summary
summary = mesh_generator.get_generation_summary()
print(f" - Status: {summary.get('status', 'N/A')}")
print(f" - Progress: {summary.get('progress_percentage', 0):.1f}%")
# Test mesh statistics
direct_stats = mesh_generator.get_mesh_statistics()
print(f" - Direct stats - Elements: {direct_stats.get('element_count', 'N/A')}")
else:
print("✗ Mesh generator not available")
print("\n✓ Mesh generation test completed successfully")
except Exception as e:
print(f"\n✗ Mesh generation test failed: {str(e)}")
import traceback
traceback.print_exc()
finally:
if session_manager:
session_manager.close_session()
def test_mesh_generation_simulation():
"""Test mesh generation with simulation mode"""
print("\n" + "=" * 60)
print("Testing Mesh Generation (Simulation Mode)...")
session_manager = None
try:
# Initialize simulation session
session_manager = ANSYSSessionManager(simulation_mode=True)
session_manager.start_session()
print("✓ Simulation session started")
# Import geometry (simulated)
session_manager.import_geometry("resource/blade.step")
print("✓ Geometry imported (simulated)")
# Create named selections (simulated)
selection_result = session_manager.create_named_selections()
print(f"✓ Named selections created (simulated): {selection_result['selections_created']}")
# Apply mesh controls (simulated)
mesh_result = session_manager.apply_mesh_controls()
print("✓ Mesh controls applied (simulated)")
# Validate setup (simulated)
validation = session_manager.validate_mesh_generation_setup()
print(f"✓ Setup validation (simulated): ready = {validation.get('ready_for_generation', False)}")
# Generate mesh (simulated)
print("\nGenerating mesh (simulated)...")
generation_result = session_manager.generate_mesh(progress_callback)
print("✓ Mesh generation completed (simulated)")
print(f" - Elements: {generation_result['element_count']}")
print(f" - Nodes: {generation_result['node_count']}")
print(f" - Generation time: {generation_result['generation_time']} seconds")
# Get statistics (simulated)
stats = session_manager.get_mesh_statistics()
print(f"✓ Mesh statistics (simulated): {stats['element_count']} elements")
print("✓ Simulation mode test completed")
except Exception as e:
print(f"✗ Simulation test failed: {str(e)}")
finally:
if session_manager:
session_manager.close_session()
def test_mesh_generator_standalone():
"""Test mesh generator as standalone component"""
print("\n" + "=" * 60)
print("Testing Mesh Generator (Standalone)...")
try:
# Test with None session (simulation)
mesh_generator = MeshGenerator(None)
print("✓ Mesh generator created")
# Test progress callback
def test_callback(progress, message):
print(f" Callback: {progress:.1f}% - {message}")
mesh_generator.set_progress_callback(test_callback)
print("✓ Progress callback set")
# Test generation summary
summary = mesh_generator.get_generation_summary()
print(f"✓ Generation summary: status = {summary.get('status', 'N/A')}")
print("✓ Standalone test completed")
except Exception as e:
print(f"✗ Standalone test failed: {str(e)}")
if __name__ == "__main__":
test_mesh_generation_real()
test_mesh_generation_simulation()
test_mesh_generator_standalone()
print("\n" + "=" * 70)
print("✓ All mesh generation tests completed!")