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Jukka Aho
c082000a5c
Test file included in test/quadrature/runtests.jl Tests quadrature rules for pyramid elements
40 lines
1.5 KiB
Julia
40 lines
1.5 KiB
Julia
# This file is a part of JuliaFEM.
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# License is MIT: see https://github.com/JuliaFEM/JuliaFEM.jl/blob/master/LICENSE.md
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@testset "Pyramid Quadrature Rules" begin
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@testset "GaussLegendre{2} - 5 points (default)" begin
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points = get_quadrature_points(Pyramid, GaussLegendre{2}())
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@test length(points) == 5
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# Check weights sum to volume of reference pyramid
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# Reference pyramid with base [-1,1]² and height from z=0 to z=1
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# Volume = (1/3) * base_area * height = (1/3) * 4 * 1 = 4/3
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weight_sum = sum(p.weight for p in points)
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@test weight_sum ≈ 4/3 rtol=1e-10
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# Check that there are 4 base points and 1 elevated point
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# (This is topology of typical pyramid quadrature)
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z_coords = [p.coords[3] for p in points]
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@test length(unique(z_coords)) >= 2 # At least 2 different z-levels
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end
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@testset "GaussLegendre{2,:B} - 5 points (variant B)" begin
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points = get_quadrature_points(Pyramid, GaussLegendre{2,:B}())
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@test length(points) == 5
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# Check weights sum to 4/3
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weight_sum = sum(p.weight for p in points)
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@test weight_sum ≈ 4/3 rtol=1e-10
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# All weights equal for variant B
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@test all(p.weight ≈ 2/15 for p in points)
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end
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@testset "Point coordinates are Vec type" begin
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points = get_quadrature_points(Pyramid, GaussLegendre{2}())
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@test points[1].coords isa Vec{3,Float64}
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@test !(points[1].coords isa SVector)
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end
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end
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