Remove a problematic test case that we do not want to support (#249)

ararslan · web-flow · commit 36be3152e1ff · 2017-05-04T14:15:41.000-07:00
diff --git a/test/reduce.jl b/test/reduce.jl
@@ -145,6 +145,5 @@ end
 
     da2[1:2:end] = NA
     keep = .!da1.na .& .!da2.na
-    @test isna(mean(da1, weights(da2)))
     @same_behavior mean(da1, weights(da2); skipna=true) mean(da1.data[keep], weights(da2.data[keep]))
 end
