fix test

Author: marinlauber

test/maintests.jl

@@ -81,8 +81,8 @@ using ReadVTK, WriteVTK
         @test GPUArrays.@allowscalar all(u[:,:,1,3] .≈ tan(-1π/16)) && all(u[:,:,2,3] .≈ tan(0)) && all(u[:,:,end,3].-tan(6π/16).<1e-6)
 
         # test interpolation
-        a = zeros(5,5,2) |> f; b = zeros(5,5) |> f
-        apply!((i,x)->x[i]+1.5,a); apply!(x->x[1]+1.5,b) # offset for start of grid
+        a = zeros(8,8,2) |> f; b = zeros(8,8) |> f
+        apply!((i,x)->x[i],a); apply!(x->x[1],b) # offset for start of grid
         @test GPUArrays.@allowscalar all(WaterLily.interp(SVector(2.5,1),a) .≈ [2.5,1.])
         @test GPUArrays.@allowscalar all(WaterLily.interp(SVector(3.5,3),a) .≈ [3.5,3.])
         @test GPUArrays.@allowscalar WaterLily.interp(SVector(2.5,1),b) ≈ 2.5

test/runtests.jl

@@ -3,7 +3,7 @@ using Test
 using StaticArrays
 
 check_compiler(compiler,parse_str) = try occursin(parse_str, read(`$compiler --version`, String)) catch _ false end
-_cuda = true #check_compiler("nvcc","release")
+_cuda = check_compiler("nvcc","release")
 _rocm = check_compiler("hipcc","version")
 _cuda && using CUDA
 _rocm && using AMDGPU