Test suite organizer for basis module.
Includes all basis function tests: partition of unity, derivatives,
interpolation, type stability, numerical accuracy, etc.
New 137-line test file included in main test/runtests.jl:
- Tests extract_strain() function (displacement gradient → strain tensor)
- Tests extract_strain_rate() function (velocity gradient → strain rate tensor)
- Tests pure extension, shear deformation, and general deformation cases
- Tests quasi-static strain rate from increments
- Validates symmetric tensor properties and engineering shear strain
Ensures strain extraction functions work correctly for continuum mechanics.
New 294-line test file included in main test/runtests.jl:
- Tests refactored AssemblyMaterialWorkspace with compositional field design
- Tests field structure inference from material traits
- Tests workspace creation with correct field types
- Tests field access (backward compatibility)
- Tests multiphysics support preparation
- Validates zero allocations in workspace operations
Ensures assembly workspace refactoring maintains backward compatibility and performance.
New 308-line test file included in main test/runtests.jl:
- Tests GlobalMaterialCache with cantilever beam problem
- Verifies ZERO allocations during state access and updates
- Tests cache creation from material traits (automatic)
- Tests time-stepping workflow with zero allocations in hot loop
- Includes performance benchmarks using BenchmarkTools
- Validates material state type inference
Comprehensive performance test ensuring material cache system has zero allocations.
New 229-line test file included in main test/runtests.jl:
- Tests PerfectPlasticity material instantiation and traits
- Tests global material cache creation for stateful materials
- Tests direct NamedTuple state manipulation (compositional design)
- Tests cache access and manipulation (set_state!, update_cache!)
- Tests multi-step plasticity simulation workflow
- Tests state variable helpers (get_state_variable, set_state_variable)
- Validates type stability of key operations
Comprehensive integration test ensuring plasticity material works with cache system.
New 98-line test file included in main test/runtests.jl:
- Tests GlobalMaterialCache construction for stateless and stateful materials
- Tests state access and update operations (get_state, set_state!, update_cache!, reset_cache!)
- Tests state variable helpers (get_state_variable, set_state_variable)
- Tests integration with material traits (create_global_material_cache)
- Validates cache structure and state management for time-dependent materials
Ensures material cache system works correctly for storing state variables at integration points.
New 99-line test file included in main test/runtests.jl:
- Tests LinearElastic material traits (supported_physics, required_field_types, required_state_variables)
- Validates trait function existence and exports
- Tests helper functions (is_stateful, get_state_variable_types, get_state_variable_symbols)
- Verifies compositional design philosophy for state variables
- Tests physics-to-field-type derivation
Ensures material trait system works correctly for compositional material design.
New 93-line test file included in main test/runtests.jl:
- Tests AbstractStateVariable type hierarchy
- Validates state_variable_type trait (returns concrete types)
- Validates default_symbol trait (returns symbols like :ε_p, :α, :κ, :d)
- Tests concrete type instantiation (PlasticStrain, Backstress, etc.)
- Tests NamedTuple usage with state variable symbols
- Verifies trait consistency across all state variable types
Ensures state variable system works correctly for material models.
New 31-line test for partition of unity property:
- Tests that sum of basis functions equals 1.0
- Covers Seg2, Tri3, Quad4 elements
- Included in test/basis/runtests.jl
- Validates fundamental basis function property
Ensures basis functions satisfy partition of unity requirement.
New test file for DOF extraction functionality:
- Tests extract_element_dofs() function
- Tests extract_element_dofs_structured() function
- Single-field and multi-field test cases
- Type stability verification
Provides test coverage for DOF extraction from global solution vectors.
New comparison example demonstrating:
- Generated DOF extraction vs manual implementation
- Performance comparison
- Code generation benefits
- Type stability advantages
Provides comparison example for DOF system code generation.
New example file demonstrating basic DOF system usage:
- Simple single-field and multi-field element creation
- DOFManager usage
- Element creation workflow
- Basic DOF extraction examples
Provides simple usage examples for the DOF system.
New 205-line DOF system documentation:
- Philosophy: multi-field is fundamental, single-field is special case
- Core concept: DOF{T,E} abstract type for type-level specifications
- Field specifications with @DOFSet macro
- Usage examples for single-field and multi-field elements
- DOFManager and element creation workflow
- DOF connectivity for inverse mapping
- Performance notes and design rationale
Provides complete documentation for the unified DOF system architecture.
New 88-line formulation utilities:
- field_type_for_dispatch(): extract field type from Element's S parameter
- Helper functions for multi-field Element{K,P,S} system
- Works with NamedTuple-based field specifications
- Supports thermoelasticity and other multi-physics couplings
- Already integrated in JuliaFEM.jl (line 500)
Provides utilities for multi-field microkernel assembly with Element{K,P,S} system.
New 83-line microkernel interface:
- evaluate(): compute single scalar contribution to K[i,j] at integration point
- Matrix-free assembly support for DOF-based assemblers
- Multi-physics coupling via type dispatch
- Zero-allocation assembly with precomputed caches
- Default implementation returns 0.0 (no coupling)
- Already integrated in JuliaFEM.jl (line 499)
Provides microkernel architecture for efficient matrix-free assembly.
Jukka Aho