#!/usr/bin/env nomsu -V2.5.4.3
#..
    Tests for the stuff defined in core/control_flow.nom
use "core"

assume ((2 nd to last in [1, 2, 3, 4, 5]) == 4)
assume (3 is in [1, 2, 3, 4, 5])
assume (99 isn't in [1, 2, 3])
assume ({x:no} has key "x")
assume ({x:no} doesn't have key "y")
assume (not ({x:no} doesn't have key "x"))
assume ((length of [1, 2, 3]) == 3)
%list = [1, 2, 3, 4, 5]
append 6 to %list
assume ((last in %list) == 6)
pop from %list
assume ((last in %list) == 5)
remove index 1 from %list
assume ((first in %list) == 2)
assume (((% * %) for % in [1, 2, 3]) == [1, 4, 9])
assume ((%k = (%v * %v) for %k = %v in {x:1, y:2, z:3}) == {x:1, y:4, z:9})
assume ((%k for %k = %v in {x:1}) == ["x"])
assume ((% = (% * %) for % in [1, 2, 3]) == {1:1, 2:4, 3:9})
assume (([[1, 2], [3, 4]] flattened) == [1, 2, 3, 4])
assume ((entries in {x:1}) == [{key:"x", value:1}])
assume ((keys in {x:1}) == ["x"])
assume ((values in {x:1}) == [1])
assume ((sorted [3, 1, 2]) == [1, 2, 3])
%x = [3, 1, 2]
sort %x
assume (%x == [1, 2, 3])
sort %x by % = (- %)
assume (%x == [3, 2, 1])
%keys = {1:999, 2:0, 3:50}
sort %x by % = %keys.%
assume (%x == [2, 3, 1])
assume ((unique [1, 2, 1, 3, 2, 3]) == [1, 2, 3])
say "Collections test passed."