add groupby() test from JuliaData#862

alyst · Apr 4, 2016 · fd089a5 · fd089a5
1 parent 49d2c84
commit fd089a5
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/test/grouping.jl b/test/grouping.jl
@@ -29,4 +29,9 @@ module TestGrouping
     h(df) = g(f(df))
 
     @test combine(map(h, gd)) == combine(map(g, ga))
+
+    # testing pool overflow
+    df2 = DataFrame(v1 = pool(collect(1:1000)), v2 = pool(fill(1, 1000)))
+    @test groupby(df2, [:v1, :v2]).starts == collect(1:1000)
+    @test groupby(df2, [:v2, :v1]).starts == collect(1:1000)
 end