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add EclipticCoords #46

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merged 3 commits into from
Feb 11, 2023
Merged

add EclipticCoords #46

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e1af8a5
add EclipticCoords
aplavin Dec 23, 2022
97bb96f
fix
aplavin Jan 13, 2023
04d5038
add tests
aplavin Jan 13, 2023
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add tests
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@aplavin
aplavin committed Jan 13, 2023
commit 04d50388a7d7dacd0d8238116e3df423d1bff370
16 changes: 9 additions & 7 deletions test/astropy.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -12,8 +12,9 @@ const lats = pi .* (rand(rng, N) .- 0.5) # (-π, π)
astropy_conversion(::Type{<:ICRSCoords}) = apc.ICRS
astropy_conversion(::Type{<:FK5Coords{F}}) where {F} = apc.FK5(equinox="J$F")
astropy_conversion(::Type{<:GalCoords}) = apc.Galactic
astropy_conversion(::Type{<:EclipticCoords{F}}) where {F} = apc.GeocentricMeanEcliptic(equinox="J$F")

function test_against_astropy(intype, outtype)
function test_against_astropy(intype, outtype; atol=0)
## get julia values
output_coords = map((lon, lat) -> convert(outtype, intype(lon, lat)), lons, lats)
output_lons = map(lon, output_coords)
Expand All @@ -28,8 +29,8 @@ function test_against_astropy(intype, outtype)
ap_output_lons = pyconvert(Vector, output_coord_list.spherical.lon.rad)
ap_output_lats = pyconvert(Vector, output_coord_list.spherical.lat.rad)

@test output_lons ≈ ap_output_lons
@test output_lats ≈ ap_output_lats
@test output_lons ≈ ap_output_lons atol=atol*√N
@test output_lats ≈ ap_output_lats atol=atol*√N

end

Expand All @@ -47,10 +48,11 @@ end
FK5Coords{2000,F},
FK5Coords{1975,F},
GalCoords{F},
EclipticCoords{2000,F},
EclipticCoords{1975,F},
)

@testset "$IN_SYS --> $OUT_SYS"for IN_SYS in systems, OUT_SYS in systems
test_against_astropy(IN_SYS, OUT_SYS)

@testset "$IN_SYS --> $OUT_SYS" for IN_SYS in systems, OUT_SYS in systems
atol = IN_SYS <: EclipticCoords || OUT_SYS <: EclipticCoords ? 1e-3 : 0
test_against_astropy(IN_SYS, OUT_SYS; atol)
end
end