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Move MCMC tests to a separate file

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This commit is contained in:
Dimitri Lozeve 2020-02-22 20:08:03 +01:00
parent 2982cbf42c
commit 3a2ba93595
2 changed files with 35 additions and 32 deletions
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test/mcmc.jl Normal file
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using GardenOptim
using Test
@testset "randomindex" begin
mask = rand(Bool, 5, 5)
@test mask[GardenOptim.randomindex(mask)]
end
@testset "swap" begin
grid = ones(Int, 5, 5)
grid[2] = 5
grid[8] = -3
GardenOptim.swap!(grid, 2, 8)
@test grid[2] == -3
@test grid[8] == 5
@test grid[6] == 1
end
@testset "neighbours" begin
grid = ones(Int, 5, 5)
@test length(GardenOptim.neighbours(grid, 4)) == 3
@test length(GardenOptim.neighbours(grid, 5)) == 2
@test length(GardenOptim.neighbours(grid, 8)) == 4
@test length(GardenOptim.neighbours(grid, 25)) == 2
@test GardenOptim.neighbours(grid, 1) == [1, 1]
grid[3] = 0
@test length(GardenOptim.neighbours(grid, 4)) == 2
end
@testset "deltacost" begin
grid = ones(Int, 5, 5)
costs = [[1. 0. 2.]; [0. 1. -1.]; [2. -1. 1.]]
@test GardenOptim.deltacost(grid, costs, 3, 8) == 0
grid[3] = 2
grid[9] = 3
@test GardenOptim.deltacost(grid, costs, 3, 8) != 0
end