func benchmarkMSort(i int, b *testing.B) {
for j := 0; j < b.N; j++ {
b.StopTimer()
values := perm(i)
b.StartTimer()
mergesort.Sort(values)
}
}
func TestMSort(t *testing.T) {
expected := []int{3, 9, 10, 27, 38, 43, 82}
orig := []int{38, 27, 43, 3, 9, 82, 10}
mergesort.Sort(orig)
if !reflect.DeepEqual(orig, expected) {
t.Fatalf("expected %v, actual is %v", expected, orig)
}
}