tests: Add copyto! tests

Author: jpsamaroo

Diff for: test/array/copies.jl

@@ -0,0 +1,22 @@
+function test_copyto(sz, partA, partB, T)
+    A = rand(T, sz...)
+    DA = distribute(A, partA)
+    DB = zeros(partB, T, sz...)
+    copyto!(DB, DA)
+    @test collect(DB) == collect(DA) == A
+end
+
+@testset "T=$T" for T in (Int8, Int32, Int64, Float64, ComplexF64)
+    test_copyto((128, 128), Blocks(32, 32), Blocks(32, 32), T)
+end
+sizes_to_test = [
+    (3, 7),
+    (32, 16),
+    (32, 32),
+    (57, 83),
+    (128, 128)
+]
+parts_to_test = map(sz->Blocks(sz...), sizes_to_test)
+@testset "Partitioning=$partB<-$partA ($sz)" for partB in parts_to_test, partA in parts_to_test, sz in sizes_to_test
+    test_copyto(sz, partA, partB, Float64)
+end

Diff for: test/runtests.jl

@@ -12,6 +12,7 @@ tests = [
     ("Datadeps", "datadeps.jl"),
     ("Domain Utilities", "domain.jl"),
     ("Array - Core", "array/core.jl"),
+    ("Array - Copies", "array/copies.jl"),
     ("Array - MapReduce", "array/mapreduce.jl"),
     ("Array - LinearAlgebra - Matmul", "array/linalg/matmul.jl"),
     ("Array - LinearAlgebra - Cholesky", "array/linalg/cholesky.jl"),