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annotate test/Grids/geometry_test.jl @ 1969:7f4a5146c84c feature/grids/geometry_functions

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Add tests and better constructor for Circle
author Jonatan Werpers <jonatan@werpers.com>
date Fri, 14 Feb 2025 08:23:00 +0100
parents 35cb503985b6
children 8e9575b518a1
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1 using Diffinitive.Grids
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2 using Diffinitive.Grids: Line, LineSegment, linesegments, polygon_edges, Circle
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3 using StaticArrays
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4
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5 @testset "Line" begin
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6 @testset "Constructors" begin
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7 @test Line([1,2],[2,3]) isa Line{SVector{2,Int}}
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8 @test Line((1,2),(2,3)) isa Line{SVector{2,Int}}
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9 @test Line(@SVector[1,2],[2,3]) isa Line{SVector{2,Int}}
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10 @test Line(@SVector[1,2],@SVector[2,3]) isa Line{SVector{2,Int}}
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11
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12 @test Line([1,2],[2.,3]) isa Line{SVector{2,Float64}}
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13 @test Line(@SVector[1,2.],@SVector[2,3]) isa Line{SVector{2,Float64}}
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14 @test Line((1,2.),(2,3)) isa Line{SVector{2,Float64}}
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15 end
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16
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17 @testset "Evaluation" begin
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18 l = Line([1,2],[2,3])
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19
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20 @test l(0) == [1,2]
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21 @test l(1) == [1,2] + [2,3]
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22 @test l(1/2) == [1,2] + [2,3]/2
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23 end
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24 end
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25
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26 @testset "LineSegment" begin
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27 @testset "Constructors" begin
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28 @test LineSegment([1,2],[2,3]) isa LineSegment{SVector{2,Int}}
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29 @test LineSegment((1,2),(2,3)) isa LineSegment{SVector{2,Int}}
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30 @test LineSegment(@SVector[1,2],[2,3]) isa LineSegment{SVector{2,Int}}
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31 @test LineSegment(@SVector[1,2],@SVector[2,3]) isa LineSegment{SVector{2,Int}}
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32
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33 @test LineSegment([1,2],[2.,3]) isa LineSegment{SVector{2,Float64}}
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34 @test LineSegment(@SVector[1,2.],@SVector[2,3]) isa LineSegment{SVector{2,Float64}}
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35 @test LineSegment((1,2.),(2,3)) isa LineSegment{SVector{2,Float64}}
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36 end
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37
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38 @testset "Evaluation" begin
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39 l = LineSegment([1,2],[2,3])
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40
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41 @test l(0) == [1,2]
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42 @test l(1) == [2,3]
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43 @test l(1/2) == [1,2]/2 + [2,3]/2
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44 end
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45 end
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46
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47 @testset "linesegments" begin
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48 a,b,c,d = [1,1],[2,2],[3,3],[4,4]
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49 @test linesegments(a,b) == [
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50 LineSegment(a,b),
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51 ]
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52
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53 @test linesegments(a,b,c) == [
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54 LineSegment(a,b),
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55 LineSegment(b,c),
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56 ]
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57
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58 @test linesegments(a,b,c,d) == [
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59 LineSegment(a,b),
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60 LineSegment(b,c),
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61 LineSegment(c,d),
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62 ]
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63 end
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64
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65 @testset "polygon_edges" begin
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66 a,b,c,d = [1,1],[2,2],[3,3],[4,4]
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67 @test polygon_edges(a,b) == [
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68 LineSegment(a,b),
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69 LineSegment(b,a),
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70 ]
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71
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72 @test polygon_edges(a,b,c) == [
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73 LineSegment(a,b),
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74 LineSegment(b,c),
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75 LineSegment(c,a),
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76 ]
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77
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78 @test polygon_edges(a,b,c,d) == [
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79 LineSegment(a,b),
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80 LineSegment(b,c),
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81 LineSegment(c,d),
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82 LineSegment(d,a),
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83 ]
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84 end
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85
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86 @testset "Circle" begin
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87 @testset "Constructors" begin
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88 @test Circle([1,2], 1) isa Circle{SVector{2,Int},Int}
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89 @test Circle([1,2], 1.) isa Circle{SVector{2,Int},Float64}
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90 @test Circle([1,2.], 1.) isa Circle{SVector{2,Float64},Float64}
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91 @test Circle([1,2.], 1) isa Circle{SVector{2,Float64},Int}
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92 @test Circle((1,2.), 1.) isa Circle{SVector{2,Float64},Float64}
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93 @test Circle((1,2), 1.) isa Circle{SVector{2,Int},Float64}
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94 @test Circle((1.,2), 1) isa Circle{SVector{2,Float64},Int}
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95 @test Circle((1,2), 1) isa Circle{SVector{2,Int},Int}
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96 @test Circle(@SVector[1,2], 1.) isa Circle{SVector{2,Int},Float64}
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97 @test Circle(@SVector[1,2.], 1.) isa Circle{SVector{2,Float64},Float64}
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98 end
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99
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100 @testset "Evaluation" begin
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101 c = Circle([0,0], 1)
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102 @test c(0) ≈ [1,0]
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103 @test c(π/2) ≈ [0,1]
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104 @test c(π) ≈ [-1,0]
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105 @test c(3π/2) ≈ [0,-1]
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106 @test c(π/4) ≈ [1/√(2),1/√(2)]
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107
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108 c = Circle([0,0], 2)
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109 @test c(0) ≈ [2,0]
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110 @test c(π/2) ≈ [0,2]
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111 @test c(π) ≈ [-2,0]
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112 @test c(3π/2) ≈ [0,-2]
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113 @test c(π/4) ≈ [√(2),√(2)]
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114 end
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115 end
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116
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117 @testset "TransfiniteInterpolationSurface" begin
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118 @testset "Constructors" begin
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119 end
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120
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121 @test_broken false
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122 end