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https://github.com/JuliaFEM/JuliaFEM.jl.git
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Jukka Aho
51 lines
1.6 KiB
Julia
51 lines
1.6 KiB
Julia
# SPDX-FileCopyrightText: 2015-2026 Jukka Aho
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# SPDX-License-Identifier: MIT
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using Test
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using JuliaFEM
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using Tensors
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@testset "Mesh API (connectivity, sets, surface)" begin
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mesh = create_structured_box_mesh(Hex8, nx=2, ny=2, nz=1)
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@test validate(mesh)
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@test topology_type(mesh) === Hex8
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cm = connectivity_matrix(mesh)
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@test size(cm, 1) == nnodes(Hex8)
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@test size(cm, 2) == nelements(mesh)
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@test cm[:, 1] == collect(mesh.connectivity[1])
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p = get_node(mesh, 1)
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@test p isa Vec{3,Float64}
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ec = get_elements_for_node(mesh, UInt32(1))
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@test !isempty(ec)
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@test get_elements_for_node(mesh, 1) == ec
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els = get_elements_in_set(mesh, :all)
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@test length(els) == nelements(mesh)
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nds = get_nodes_in_set(mesh, :xmin)
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@test !isempty(nds)
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@test JuliaFEM.surface_topology(Hex8) === Quadrilateral{4}
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@test JuliaFEM.surface_topology(Tet4) === Triangle{3}
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surf = extract_surface(mesh, :all)
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@test nelements(surf) == nelements(mesh)
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@test nnodes_per_element(surf) == 4
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summary = sprint() do io
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info(io, mesh)
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end
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@test occursin("Mesh{", summary)
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@test occursin("elements", sprint(show, mesh))
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end
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@testset "extract_surface unsupported volume topology" begin
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nodes = [Vec((0.0, 0.0, 0.0)), Vec((1.0, 0.0, 0.0)), Vec((0.0, 1.0, 0.0)),
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Vec((0.0, 0.0, 1.0)), Vec((1.0, 0.0, 1.0)), Vec((0.0, 1.0, 1.0))]
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conn = [(UInt32(1), UInt32(2), UInt32(3), UInt32(4), UInt32(5), UInt32(6))]
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mesh_w = Mesh{Wedge{6}}(nodes, conn; element_sets=Dict(:w => Set(UInt32(1))))
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@test_throws ErrorException extract_surface(mesh_w, :w)
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end
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