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_basic.jl
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_basic.jl
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using Test, AxisKeys
@testset "basics" begin
R = KeyedArray(rand(1:99, 3,4), (['a', 'b', 'c'], 10:10:40))
@test axiskeys(R) == (['a', 'b', 'c'], 10:10:40)
@test axiskeys(R,5) === Base.OneTo(1)
@test R('c', 40) == R[3, 4]
@test R(:, 30) == R[:, 3]
@test R('b') == R[2,:]
@test axiskeys(R(20)) == (['a', 'b', 'c'],)
@test AxisKeys.setkey!(R, 123, 'a', 10) == 123
@test R[1,1] == 123
@test R('a', 10, :) isa SubArray{Int,0} # trailing colon
R('a', 10, :) .= 321
@test R[1,1] == 321
@test (R[2,:] .= 1:4) isa SubArray # dotview
@test R[2,:] == KeyedArray(1:4, (10:10:40,))
@test R[1:end] == R[:] == vec(R.data)
@test R[1:end] isa Vector # issue #48
@test R[1:2, 1, 1] == R.data[1:2, 1, 1]
@test axiskeys(R[:, [0.9,0.1,0.9,0.1] .> 0.5],2) == [10,30]
@test ndims(R[R .> 0.5]) == 1
newaxis = [CartesianIndex{0}()]
@test axiskeys(R[[1,3],newaxis,:]) == (['a', 'c'], Base.OneTo(1), 10:10:40)
@test axiskeys(R[[3,1,1], :]) == (['c','a','a'], 10:10:40) # repeated
@test axiskeys(R(['c','a','a'], :)) == (['c','a','a'], 10:10:40)
@test axiskeys(R(['c'])) == (['c'], 10:10:40) # issue #35, don't drop length 1 dim.
@test_throws Exception R(:nope) # ideally ArgumentError
@test_throws Exception R('z') # ideally BoundsError?
@test_throws Exception R(99)
@test_throws Exception R('c', 99)
@test_throws BoundsError axiskeys(R,0)
@test_throws Exception KeyedArray(rand(3,4), (['a', 'b'], 10:10:40)) # keys wrong length
C = wrapdims(rand(10), 'a':'j')
@test C('a':'c') == C[1:3]
@test C(Base.Fix2(<=,'c')) == C[1:3]
@test_skip axiskeys(C(Base.Fix2(<=,'c')),1) == 'a':'c' # ('a':'z')[1:3] isa StepRangeLen
@test axiskeys(KeyedArray(C, collect('a':'j'))) === ('a':'j',) # re-constructor
@test axiskeys(KeyedArray(R, ('a':'c', Base.OneTo(4)))) === ('a':'c', 10:10:40)
D = wrapdims(rand(2,10,3) .+ (1:10)'./10, ["cat", "dog"], 0:10:90, nothing)
@test D("cat") == D[1,:,:]
@test_throws Exception D(10) # ambiguous
@test_throws Exception D("cat", 10) # too few
@test_throws Exception D("cat", 10, -10) # out of bounds
@test_throws Exception D(10, "cat", 3) # wrong order
E = wrapdims(rand(2,3,4))
@test axiskeys(E) == axes(E)
F = wrapdims(rand(5), 'a':'z') # range needs adjusting
@test axiskeys(F,1) == 'a':'e'
@test_throws Exception wrapdims(rand(5), ['a','b','c'])
@test_throws Exception KeyedArray(rand(5), ['a','b','c'])
end
@testset "selectors" begin
V = wrapdims(rand(Int8, 11), 0:0.1:1)
@test V(==(0.1)) == V[2:2]
@test V(Near(0.12)) == V(0.1) == V[2]
@test V(Interval(0.1, 0.3)) == V[2:4]
@test V(Index[1]) == V[1]
@test V(Index[2:3]) == V[2:3]
@test V(Index[end]) == V[end]
# @static if VERSION >= v"1.4"
# @test V(Index[begin]) == V[1] # syntax error on 1.0
# end
V2 = wrapdims(rand(Int8, 5), [1,2,3,2,1])
@test V2(==(2)) == V2[[2,4]]
@test V2(==(2.0)) == V2[[2,4]]
@test V2(Near(2.3)) == V2[2]
@test V2(Interval(0.5, 1.5)) == V2[[1,5]]
R = KeyedArray(rand(1:99, 3,4), (['a', 'b', 'c'], 10:10:40))
@test R(==('a')) == R[1:1, :]
@test R(Near(23)) == R[:, 2]
@test R(Near(23.5)) == R[:, 2] # promotes to Real & then matches
@test R(Interval(17,23)) == R[:, 2:2]
@test R(Base.Fix2(<=,23)) == R[:, 1:2]
@test axiskeys(R(Base.Fix2(<=,23)), 2) isa AbstractRange
@test_throws BoundsError V(Index[99])
# faster Near using searchsortedfirst
V3 = wrapdims(parent(V), collect(axiskeys(V,1)))
xs = 0.3:0.001:0.5
@test [V(Near(x)) for x in xs] == [V3(Near(x)) for x in xs]
# ... and with decreasing keys:
V4 = wrapdims(rand(Int8,10), 1:-0.1:0.1)
V5 = wrapdims(parent(V4), collect(axiskeys(V4,1)))
@test [V4[Near(x)] for x in xs] == [V5[Near(x)] for x in xs]
end
@testset "reverse selectors" begin # https://github.com/mcabbott/AxisKeys.jl/pull/5
V = wrapdims(rand(Int8, 11), 0:0.1:1)
@test V[Key(0.1)] == V(0.1) == V[2]
@test V[==(0.1)] == V[2:2]
@test V[Interval(0.1, 0.3)] == V[2:4]
newaxis = [CartesianIndex{0}()]
@test axiskeys(V[newaxis, Key(0.1), newaxis]) === (Base.OneTo(1), Base.OneTo(1))
A = wrapdims(rand(1:99, 5,7,3), alp='a':'e', num=21:27, sym=[:x, :y, :z])
r5 = rand(5) .> 0.5
@test A[r5, ==(21), Key(:x)] == A[r5, 1:1, 1]
@test axiskeys(A[CartesianIndex(1,1), ==(:z), 1,1,1]) == ([:z],)
@test dimnames(A[:,newaxis,Interval(25,99),Key(:y)]) == (:alp, :_, :num)
end
@testset "names" begin
# constructor
@test dimnames(wrapdims(rand(3), :a)) == (:a,)
@test dimnames(wrapdims(rand(3), b=1:3), 1) == :b
@test axiskeys(wrapdims(rand(3), b=1:3)) == (1:3,)
@test axiskeys(wrapdims(rand(3), b=1:3), :b) == 1:3
# @test namedaxiskeys(wrapdims(rand(3), b=1:3)) === (b = 1:3,)
# @test namedaxes(wrapdims(rand(3), b=1:3)) === (b = Base.OneTo(3),)
# internal functions of NamedDims
@test NamedDims.dimnames(rand(2,2)) === (:_, :_)
@test NamedDims.dim((:a, :b, :c), :b) == 2
@test NamedDims.order_named_inds(Val((:a, :b, :c)); a=1, c=2:3) === (1, Colon(), 2:3)
@test 0 == @allocated NamedDims.order_named_inds(Val((:a, :b, :c)); a=1, c=2:3)
# indexing etc, of commutative wrappers
data = rand(1:99, 3,4)
N1 = wrapdims(data, obs = ['a', 'b', 'c'], iter = 10:10:40)
N2 = NamedDimsArray(KeyedArray(data, axiskeys(N1)), dimnames(N1))
N3 = KeyedArray(NamedDimsArray(data, dimnames(N1)), axiskeys(N1))
@testset "with $(typeof(N).name) outside" for N in [N2, N3]
@test axiskeys(N) == (['a', 'b', 'c'], 10:10:40)
@test axiskeys(N, :iter) == 10:10:40
@test dimnames(N) == (:obs, :iter)
@test axes(N, :obs) == 1:3
@test size(N, :obs) == 3
@test propertynames(N) == (:obs, :iter)
@test N.obs == ['a', 'b', 'c']
@test N(obs='a', iter=40) == N[obs=1, iter=4]
@test N(obs='a') == N('a') == N[1,:] == N[obs=1]
@test N(obs='a') == N('a') == view(N, 1,:) == view(N, obs=1)
@test dimnames(N(obs='a')) == (:iter,)
@test axiskeys(N(obs='b')) == (10:10:40,)
@test_throws Exception N(obs=55) # ideally ArgumentError
@test_throws Exception N(obs='z') # ideally BoundsError
end
@testset "named_axiskeys" begin
arr = wrapdims(randn(2,3), a=1:2, b='a':'c')
@inferred named_axiskeys(arr)
@test named_axiskeys(arr) === (a=1:2, b='a':'c')
@test Tuple(named_axiskeys(arr)) === axiskeys(arr)
@test named_axiskeys(rename(arr, :a=>:x)) == (x=1:2, b='a':'c')
@test named_axiskeys(rename(arr, (:y, :z))) == (y=1:2, z='a':'c')
nonames = KeyedArray(randn(2,3), (1:2, 'a':'c'))
@test_throws ErrorException named_axiskeys(nonames)
v = wrapdims(randn(3), x=1:3)
@test_throws ErrorException named_axiskeys(v .+ v') # duplicate names
end
end
@testset "broadcasting" begin
using Base: OneTo
@testset "keys" begin
V = wrapdims(rand(Int8, 11), 0:0.1:1)
@test axiskeys(V .+ 10) == axiskeys(V)
@test axiskeys(V .+ V') == (axiskeys(V,1), axiskeys(V,1))
@test axiskeys(V .+ rand(3)') === (axiskeys(V,1), OneTo(3))
@test axiskeys(V .+ rand(11)) == (axiskeys(V,1),)
M = wrapdims(rand(Int8, 3,11), [:a, :b, :c], 0:0.1:1)
@test axiskeys(M .+ V') == axiskeys(M)
W = wrapdims(rand(11), 0.1:0.1:1.1)
@test axiskeys(V .+ W') == (axiskeys(V,1), axiskeys(W,1))
@test_throws Exception axiskeys(V .+ W)
end
@testset "with names" begin
vec_x = wrapdims(ones(2), :x)
vec_y = wrapdims(ones(2), y='α':'β')
mat_r = wrapdims(ones(2,2), 11:12, 'α':'β')
mat_y = wrapdims(ones(2,2), :_, :y)
@test axiskeys(vec_x .+ mat_r .+ mat_y) == axiskeys(mat_r)
@test dimnames(vec_x .+ mat_r .+ mat_y) == (:x, :y)
@test axiskeys(sqrt.(vec_x .+ vec_y') ./ mat_r) == axiskeys(mat_r)
@test dimnames(sqrt.(vec_x .+ vec_y') ./ mat_r) == (:x, :y)
yy = vec_y .+ mat_y
@test axiskeys(yy' .+ mat_r) == (11:12, 'α':'β')
@test_throws Exception vec_x .+ vec_y
end
@testset "in-place" begin
v1 = wrapdims(ones(2), ["a", "b"])
v2 = wrapdims(ones(2), :μ)
v3 = wrapdims(ones(2), [11, 22])
z = zeros(2,2)
@test dimnames(v1 .= v1 .+ v2) == (:μ,)
@test v1[1] == 2
@test dimnames(v2 .= v3 .+ 5) == (:μ,)
@test v2[1] == 6
@test axiskeys(z .= v1 .+ v2') == (["a", "b"], Base.OneTo(2))
@test_throws Exception v3 .= v1 .+ v2
@test_throws Exception zeros(2) .= v1 .+ v3
end
@testset "unify rules" begin
using AxisKeys: who_wins
@test who_wins(1:2, [1,2]) === 1:2
@test who_wins(1:2, 1.0:2.0) === 1:2
@test who_wins(OneTo(2), [3,4]) == [3,4]
@test who_wins(1:2, [3,4]) === nothing
using AxisKeys: unify_keys, unify_longest
@test unify_keys((OneTo(2), 1:2), (3:4, [1,2])) === (3:4, 1:2)
@test unify_longest((OneTo(2), 1:2), (3:4, [1,2], [0,1])) == (3:4, 1:2, [0,1])
@test_throws Exception unify_keys((1:2,), ([3,4],))
end
end
@testset "bitarray" begin
x = wrapdims(rand(3,4), a=11:13, b=21:24.0)
b = rand(12) .> 0.5
@test length(x[b]) == sum(b)
m = rand(3,4) .> 0.5 # BitArray{2}
@test size(x[m]) == (sum(m),)
# indexing a view, https://github.com/JuliaArrays/AxisArrays.jl/issues/179
v = view(x, :, 1:2)
b = rand(6) .> 0.5 # BitArray{1}
@test length(v[b]) == sum(b)
@test length(view(v, b)) == sum(b)
m = rand(3,2) .> 0.5 # BitArray{2}
@test size(v[m]) == (sum(m),)
@test size(view(v, m)) == (sum(m),)
end
@testset "namedtuple" begin
@test keys(NamedTuple(wrapdims([1,2,3], z='a':'c'))) == (:a, :b, :c)
@test axiskeys(KeyedArray((a=1, b=2, c=3))) == ([:a, :b, :c],)
@test axiskeys(wrapdims((a=1, b=2, c=3))) == ([:a, :b, :c],)
@test dimnames(wrapdims((a=1, b=1+2, c=33), :z)) == (:z,)
end
@testset "mutation" begin
V = wrapdims([3,5,7,11], μ=10:10:40)
@test axiskeys(push!(V, 13)) == (10:10:50,)
@test pop!(V) == 13
@test axiskeys(V) == (10:10:40,)
V2 = KeyedArray(rand(3), Base.OneTo(3))
@test axiskeys(push!(V2, 0)) === (Base.OneTo(4),)
@test axiskeys(append!(V2, [7,7])) === (Base.OneTo(6),)
AxisKeys.nameouter() || # fails with nda(ka(...))
@test axiskeys(append!(V2, V),1) == [1, 2, 3, 4, 5, 6, 10, 20, 30, 40]
W = wrapdims([1,2,3], ["a", "b", "c"])
push!(W, d=4)
push!(W, "e" => 5)
@test axiskeys(W,1) == ["a", "b", "c", "d", "e"]
end