func TestMaybeFlatmap(t *testing.T) {
lst := lists.NewList([]lists.Maybe{
lists.CreateBooleanResult(true),
lists.CreateBooleanResult(false),
lists.CreateBooleanResult(true),
}).FlatMap()
assert.Equal(t, 2, lst.Count())
}
func TestFlatMap(t *testing.T) {
col := []lists.List{
generateList().Take(1),
generateList().Take(0),
generateList().Take(10),
}
outerList := lists.NewList(col)
fm := outerList.FlatMap()
assert.Equal(t, 11, fm.Count())
}
func makeBaseList() lists.List {
return lists.NewList([]int{0, 1, 2})
}
func TestEmptyList(t *testing.T) {
el := lists.NewList(nil)
assert.Equal(t, true, el.Done())
}