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annotate test/Grids/equidistant_grid_test.jl @ 1398:447833be2ecc bugfix/grids/complete_interface_impl

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Add tests for first and last index of equidistant grid
author Jonatan Werpers <jonatan@werpers.com>
date Tue, 22 Aug 2023 08:59:47 +0200
parents 4684c7f1c4cb
children e56277744ebb
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f4e3e71a4ff4 Fix `using` commands to refer to local modules within the Sbplib package/module
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1 using Sbplib.Grids
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2 using Test
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3 using Sbplib.RegionIndices
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4 using Sbplib.LazyTensors
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6
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7 @testset "EquidistantGrid" begin
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8 @test EquidistantGrid(0:0.1:10) isa EquidistantGrid
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9 @test EquidistantGrid(range(0,1,length=10)) isa EquidistantGrid
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10 @test EquidistantGrid(LinRange(0,1,11)) isa EquidistantGrid
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11
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12 @testset "Indexing Interface" begin
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13 g = EquidistantGrid(0:0.1:10)
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14 @test g[1] == 0.0
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15 @test g[5] == 0.4
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16 @test g[101] == 10.0
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17
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18 @test g[begin] == 0.0
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19 @test g[end] == 10.0
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21 @test all(eachindex(g) .== 1:101)
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23 @test firstindex(g) == 1
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24 @test lastindex(g) == 101
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25 end
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26
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27 @testset "Iterator interface" begin
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28 @test eltype(EquidistantGrid(0:10)) == Int
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29 @test eltype(EquidistantGrid(0:2:10)) == Int
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30 @test eltype(EquidistantGrid(0:0.1:10)) == Float64
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31 @test size(EquidistantGrid(0:10)) == (11,)
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32 @test size(EquidistantGrid(0:0.1:10)) == (101,)
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34 @test collect(EquidistantGrid(0:0.1:0.5)) == [0.0, 0.1, 0.2, 0.3, 0.4, 0.5]
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36 @test Base.IteratorSize(EquidistantGrid{Float64, StepRange{Float64}}) == Base.HasShape{1}()
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37 end
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39 @testset "Base" begin
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40 @test ndims(EquidistantGrid(0:10)) == 1
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41 end
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42
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43 @testset "spacing" begin
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44 @test spacing(EquidistantGrid(0:10)) == 1
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45 @test spacing(EquidistantGrid(0:0.1:10)) == 0.1
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46 end
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48 @testset "inverse_spacing" begin
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49 @test inverse_spacing(EquidistantGrid(0:10)) == 1
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50 @test inverse_spacing(EquidistantGrid(0:0.1:10)) == 10
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51 end
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52
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53 @testset "boundary_identifiers" begin
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54 g = EquidistantGrid(0:0.1:10)
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55 @test boundary_identifiers(g) == (Lower(), Upper())
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56 @inferred boundary_identifiers(g)
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57 end
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58
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59 @testset "boundary_grid" begin
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60 g = EquidistantGrid(0:0.1:1)
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61 @test boundary_grid(g, Lower()) == ZeroDimGrid(0.0)
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62 @test boundary_grid(g, Upper()) == ZeroDimGrid(1.0)
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63 end
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64
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65 @testset "refine" begin
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66 g = EquidistantGrid(0:0.1:1)
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67 @test refine(g, 1) == g
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68 @test refine(g, 2) == EquidistantGrid(0:0.05:1)
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69 @test refine(g, 3) == EquidistantGrid(0:(0.1/3):1)
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70 end
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71
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72 @testset "coarsen" begin
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73 g = EquidistantGrid(0:1:10)
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74 @test coarsen(g, 1) == g
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75 @test coarsen(g, 2) == EquidistantGrid(0:2:10)
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76
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77 g = EquidistantGrid(0:0.1:1)
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78 @test coarsen(g, 1) == g
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79 @test coarsen(g, 2) == EquidistantGrid(0:0.2:1)
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80
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81 g = EquidistantGrid(0:10)
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82 @test coarsen(g, 1) == EquidistantGrid(0:1:10)
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83 @test coarsen(g, 2) == EquidistantGrid(0:2:10)
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84
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85 @test_throws DomainError(3, "Size minus 1 must be divisible by the ratio.") coarsen(g, 3)
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86 end
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87 end
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90 @testset "equidistant_grid" begin
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91 @test equidistant_grid(4,0.0,1.0) isa EquidistantGrid
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92 @test equidistant_grid((4,3),(0.0,0.0),(8.0,5.0)) isa TensorGrid
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93
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94 # constuctor
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95 @test_throws DomainError equidistant_grid(0,0.0,1.0)
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96 @test_throws DomainError equidistant_grid(1,1.0,1.0)
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97 @test_throws DomainError equidistant_grid(1,1.0,-1.0)
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99 @test_throws DomainError equidistant_grid((0,0),(0.0,0.0),(1.0,1.0))
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100 @test_throws DomainError equidistant_grid((1,1),(1.0,1.0),(1.0,1.0))
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101 @test_throws DomainError equidistant_grid((1,1),(1.0,1.0),(-1.0,-1.0))
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102
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103 @testset "Base" begin
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104 @test eltype(equidistant_grid(4,0.0,1.0)) == Float64
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105 @test eltype(equidistant_grid((4,3),(0,0),(1,3))) <: AbstractVector{Float64}
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106 @test size(equidistant_grid(4,0.0,1.0)) == (4,)
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107 @test size(equidistant_grid((5,3), (0.0,0.0), (2.0,1.0))) == (5,3)
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108 @test ndims(equidistant_grid(4,0.0,1.0)) == 1
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109 @test ndims(equidistant_grid((5,3), (0.0,0.0), (2.0,1.0))) == 2
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110 end
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111
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112 @testset "getindex" begin
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113 g = equidistant_grid((5,3), (-1.0,0.0), (0.0,7.11))
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114 gp = collect(g);
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115 p = [(-1.,0.) (-1.,7.11/2) (-1.,7.11);
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116 (-0.75,0.) (-0.75,7.11/2) (-0.75,7.11);
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117 (-0.5,0.) (-0.5,7.11/2) (-0.5,7.11);
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118 (-0.25,0.) (-0.25,7.11/2) (-0.25,7.11);
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119 (0.,0.) (0.,7.11/2) (0.,7.11)]
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120 for i ∈ eachindex(gp)
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121 @test [gp[i]...] ≈ [p[i]...] atol=5e-13
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122 end
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123 end
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124 end
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127 @testset "change_length" begin
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128 @test Grids.change_length(0:20, 21) == 0:20
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Jonatan Werpers <jonatan@werpers.com>
parents: 1276
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129 @test Grids.change_length(0:20, 11) == 0:2:20
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Jonatan Werpers <jonatan@werpers.com>
parents: 1276
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130 @test Grids.change_length(0:2:20, 21) == 0:20
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Jonatan Werpers <jonatan@werpers.com>
parents: 1276
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131
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Jonatan Werpers <jonatan@werpers.com>
parents: 1276
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132 @test Grids.change_length(range(0,1,length=10), 10) == range(0,1,length=10)
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Jonatan Werpers <jonatan@werpers.com>
parents: 1276
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133 @test Grids.change_length(range(0,1,length=10), 5) == range(0,1,length=5)
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Jonatan Werpers <jonatan@werpers.com>
parents: 1276
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134 @test Grids.change_length(range(0,1,length=10), 20) == range(0,1,length=20)
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Jonatan Werpers <jonatan@werpers.com>
parents: 1276
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135
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Jonatan Werpers <jonatan@werpers.com>
parents: 1276
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136 @test Grids.change_length(LinRange(1,2,10),10) == LinRange(1,2,10)
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Jonatan Werpers <jonatan@werpers.com>
parents: 1276
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137 @test Grids.change_length(LinRange(1,2,10),15) == LinRange(1,2,15)
1276
75a65db29be1 Minor clean up
Jonatan Werpers <jonatan@werpers.com>
parents: 1267
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138 end