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annotate test/BoundaryConditions/boundary_condition_test.jl @ 1481:ee242c3fe4af feature/boundary_conditions

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Support boundary identifiers for 1D grids
author Vidar Stiernström <vidar.stiernstrom@it.uu.se>
date Mon, 25 Dec 2023 19:23:09 +0100
parents fefc81a9c155
children 330c39505a94
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d26aef8a5987 Add types for different kinds of boundary data functions to discretize the data on the grid. Add tests
Vidar Stiernström <vidar.stiernstrom@it.uu.se>
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1 using Test
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2
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3 using Sbplib.BoundaryConditions
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4 using Sbplib.Grids
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5
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6 @testset "BoundaryCondition" begin
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7 grid_1d = equidistant_grid(11, 0.0, 1.0)
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8 grid_2d = equidistant_grid((11,15), (0.0, 0.0), (1.0,1.0))
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9 grid_3d = equidistant_grid((11,15,13), (0.0, 0.0, 0.0), (1.0,1.0, 1.0))
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10 (id_l,_) = boundary_identifiers(grid_1d)
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11 (_,_,_,id_n) = boundary_identifiers(grid_2d)
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12 (_,_,_,_,id_b,_) = boundary_identifiers(grid_3d)
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14 g = 3.14
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15 f(x,y,z) = x^2+y^2+z^2
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16 @test DirichletCondition(g,id_l) isa BoundaryCondition{Float64}
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17 @test DirichletCondition(g,id_n) isa BoundaryCondition{Float64}
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18 @test NeumannCondition(f,id_b) isa BoundaryCondition{<:Function}
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20 @test fill(g) ≈ discretize_data(grid_1d,DirichletCondition(g,id_l))
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21 @test g*ones(11,1) ≈ discretize_data(grid_2d,DirichletCondition(g,id_n))
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22 X = repeat(0:1/10:1, inner = (1,15))
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23 Y = repeat(0:1/14:1, outer = (1,11))
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24 @test map((x,y)->f(x,y,0), X,Y') ≈ discretize_data(grid_3d,NeumannCondition(f,id_b))
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25 end