multi-file

src/ZarrDatasets.jl

@@ -8,6 +8,7 @@ import Base:
 
 import CommonDataModel:
     CFVariable,
+    MFDataset,
     SymbolOrString,
     attrib,
     attribnames,

src/dataset.jl

@@ -117,8 +117,8 @@ function ZarrDataset(url::AbstractString,mode = "r";
 end
 
 
-ZarrDataset(keys::AbstractArray{<:AbstractString,N}, args...; kwargs...) where N =
-    ZarrDataset(ZarrDataset,fnames, args...; kwargs...)
+ZarrDataset(fnames::AbstractArray{<:AbstractString,N}, args...; kwargs...) where N =
+    MFDataset(ZarrDataset,fnames, args...; kwargs...)
 
 
 function ZarrDataset(f::Function,args...; kwargs...)

test/runtests.jl

@@ -1,74 +1,7 @@
-using CommonDataModel: iswritable, attribnames, parentdataset, load!, dataset
-using Dates
-using DiskArrays
-using NCDatasets
 using Test
 using ZarrDatasets
 
 @testset "ZarrDatasets.jl" begin
-    fname = tempname()
-    mkpath(fname)
-
-    nczarr_name = "file://" * fname * "#mode=zarr"
-    @debug "filenames " nczarr_name fname
-    v = randn(2,3)
-    ds = NCDataset(nczarr_name,"c")
-    defVar(ds,"var",v,("lon","lat"),attrib = Dict(
-        "foo" => "bar",
-        "int_attribute" => 1,
-        "float_attribute" => 1.,
-        "scale_factor" => 1.23))
-    ds.attrib["title"] = "test file"
-    close(ds)
-
-    ds = NCDataset(nczarr_name)
-    dsz = ZarrDataset(fname)
-
-    @test Set(dimnames(dsz)) == Set(dimnames(ds))
-
-    for (name,len) in ds.dim
-        @test dsz.dim[name] == len
-    end
-
-    for (varname,v) in ds
-        @test haskey(dsz,varname)
-
-        v2 = dsz[varname]
-        @test Array(v2) == Array(v)
-
-        for (attribname,attribval) in v.attrib
-            @test v2.attrib[attribname] == attribval
-        end
-    end
-
-    for (attribname,attribval) in ds.attrib
-        @test dsz.attrib[attribname] == attribval
-    end
-
-    io = IOBuffer()
-    show(io,dsz)
-    str = String(take!(io))
-    @test occursin("title",str)
-
-    @test !iswritable(dsz)
-    @test "title" in attribnames(dsz)
-    @test isnothing(parentdataset(dsz))
-
-    zvar = ZarrDataset(fname) do ds3
-        Array(ds3["var"])
-    end
-
-    @test DiskArrays.haschunks(dsz["var"]) == DiskArrays.Chunked()
-    @test length(DiskArrays.eachchunk(dsz["var"])) ≥ 1
-    @test zvar == Array(ds["var"])
-
-    v = dsz["var"].var
-    buffer = zeros(eltype(v),size(v))
-    load!(v,buffer,:,:)
-
-    @test buffer == Array(ds["var"].var)
-
-    @test dataset(dsz["var"]) == dsz
-    close(ds)
-    close(dsz)
+    include("test_cdm.jl")
+    include("test_multifile.jl")
 end