Add new correctness tests for arrays.

test/arrayops.jl

@@ -50,6 +50,19 @@ a = reshape(b, (2, 2, 2, 2, 2))
 @assert a[2,1,2,2,1] == b[14]
 @assert a[2,2,2,2,2] == b[end]
 
+sz = (5,8,7)
+A = reshape(1:prod(sz),sz...)
+tmp = A[1:3,2,2:4]
+@assert all(tmp == cat(3,46:48,86:88,126:128))
+tmp = A[:,7:-3:1,5]
+@assert all(tmp == [191 176 161; 192 177 162; 193 178 163; 194 179 164; 195 180 165])
+tmp = A[:,3:9]
+@assert all(tmp == reshape(11:45,5,7))
+rng = (2,2:3,2:2:5)
+tmp = zeros(Int,map(max,rng)...)
+tmp[rng...] = A[rng...]
+@assert all(tmp == cat(3,zeros(Int,2,3),[0 0 0; 0 47 52],zeros(Int,2,3),[0 0 0; 0 127 132]))
+
 ## arrays as dequeues
 l = {1,2,3}
 push(l,8)