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urbit/pkg/arvo/tests/sys/hoon/map.hoon

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:: Tests for +by (map logic)
::
/+ *test
::
=> :: Utility core
::
|%
++ map-of-doubles
|= l=(list @)
^- (map @ @)
%- my
^- (list (pair @ @))
%+ turn l
|= k=@
[k (mul 2 k)]
--
::
=> :: Test Data
::
|%
+| %test-suite
++ m-uno (map-of-doubles ~[42])
++ m-dos (map-of-doubles ~[6 9])
++ m-tre (map-of-doubles ~[1 0 1])
++ m-asc (map-of-doubles ~[1 2 3 4 5 6 7])
++ m-des (map-of-doubles ~[7 6 5 4 3 2 1])
++ m-uns (map-of-doubles ~[1 6 3 5 7 2 4])
++ m-dup (map-of-doubles ~[1 1 7 4 6 9 4])
++ m-nul *(map @ @)
++ m-lis ~[m-nul m-uno m-dos m-tre m-asc m-des m-uns m-dup]
--
:: Testing arms
::
|%
:: Test logical AND
::
++ test-map-all ^- tang
;: weld
:: Checks with empty map
::
%+ expect-eq
!> %.y
!> (~(all by m-nul) |=(* &))
%+ expect-eq
!> %.y
!> (~(all by m-nul) |=(* |))
:: Checks one element fails
::
%+ expect-eq
!> %.n
!> (~(all by m-uno) |=(e=@ =(e 43)))
:: Checks >1 element fails
::
%+ expect-eq
!> %.n
!> (~(all by m-dos) |=(e=@ (lth e 4)))
:: Checks all elements pass
::
%+ expect-eq
!> %.y
!> (~(all by m-des) |=(e=@ (lth e 80)))
==
::
:: Test logical OR
::
++ test-map-any ^- tang
;: weld
:: Checks with empty map
::
%+ expect-eq
!> %.n
!> (~(any by m-nul) |=(* &))
%+ expect-eq
!> %.n
!> (~(any by m-nul) |=(* |))
:: Checks one element fails
::
%+ expect-eq
!> %.n
!> (~(any by m-uno) |=(e=@ =(e 43)))
:: Checks >1 element fails
::
%+ expect-eq
!> %.n
!> (~(any by m-dos) |=(e=@ (lth e 4)))
:: Checks one element passes
::
%+ expect-eq
!> %.y
!> (~(any by m-des) |=(e=@ =(e 14)))
:: Checks all element pass
::
%+ expect-eq
!> %.y
!> (~(any by m-des) |=(e=@ (lth e 100)))
==
::
:: Test check correctnes (correct horizontal & vertical order)
::
++ test-map-apt ^- tang
:: manually constructed maps with predefined vertical/horizontal
:: ordering
::
:: for the following three keys (1, 2, 3) the vertical priorities are:
:: > (mug (mug 1))
:: 1.405.103.437
:: > (mug (mug 2))
:: 1.200.431.393
:: > (mug (mug 3))
:: 1.576.941.407
::
:: and the ordering 2 < 1 < 3
:: a correctly balanced tree stored as a min-heap
:: should have key=2 as the root
::
:: The horizontal priorities are:
:: > (mug 1)
:: 1.901.865.568
:: > (mug 2)
:: 1.904.972.904
:: > (mug 3)
:: 1.923.673.882
::
:: and the ordering 1 < 2 < 3.
::
:: 1 should be in the left brach and 3 in the right one.
::
=/ balanced-a=(map @ @) [[2 2] [[1 1] ~ ~] [[3 3] ~ ~]]
:: doesn't follow vertical ordering
::
=/ unbalanced-a=(map @ @) [[1 1] [[2 2] ~ ~] [[3 3] ~ ~]]
=/ unbalanced-b=(map @ @) [[1 1] ~ [[2 2] ~ ~]]
=/ unbalanced-c=(map @ @) [[1 1] [[2 2] ~ ~] ~]
:: doesn't follow horizontal ordering
::
=/ unbalanced-d=(map @ @) [[2 2] [[3 3] ~ ~] [[1 1] ~ ~]]
:: doesn't follow horizontal & vertical ordering
::
=/ unbalanced-e=(map @ @) [[1 1] [[3 3] ~ ~] [[2 2] ~ ~]]
:: has duplicate keys
::
=/ duplicates=(map @ @) [[1 1] [[1 2] ~ ~] ~]
;: weld
%+ expect-eq
!> [%b-a %.y]
!> [%b-a ~(apt by balanced-a)]
%+ expect-eq
!> [%u-a %.n]
!> [%u-a ~(apt by unbalanced-a)]
%+ expect-eq
!> [%u-b %.n]
!> [%u-b ~(apt by unbalanced-b)]
%+ expect-eq
!> [%u-c %.n]
!> [%u-c ~(apt by unbalanced-c)]
%+ expect-eq
!> [%u-d %.n]
!> [%u-d ~(apt by unbalanced-d)]
%+ expect-eq
!> [%u-e %.n]
!> [%u-e ~(apt by unbalanced-e)]
%+ expect-eq
!> [%dup %.n]
!> [%dup ~(apt by duplicates)]
==
::
:: Test bifurcation (i.e. splits map a into two, discarding -.a)
::
++ test-map-bif ^- tang
:: The traversal of the +map is done comparing the double +mug
:: of the key of the added node and the one from the tree.
:: Because of this, the search will stop at different leaves,
:: based on the value of the hash, therefore the right and left
:: maps that are returned can be different
:: (null or a less than the total number of nodes)
:: The best way to check is that the sum of the number of nodes
:: in both maps are the same as before, and that both returned
:: maps are correct
::
=/ splits-a=[(map) (map)] (~(bif by m-des) [99 99])
=/ splits-b=[(map) (map)] (~(bif by m-des) [6 12])
;: weld
:: Checks with empty map
::
%+ expect-eq
!> [~ ~]
!> (~(bif by m-nul) [1 2])
:: Checks bifurcating by non-existing element
::
%+ expect-eq
!> 7
!> (add ~(wyt by -.splits-a) ~(wyt by +.splits-a))
%+ expect-eq
!> %.y
!> &(~(apt by -.splits-a) ~(apt by +.splits-a))
:: Checks splitting by existing element
::
%+ expect-eq
!> 6
!> (add ~(wyt by -.splits-b) ~(wyt by +.splits-b))
%+ expect-eq
!> %.y
!> &(~(apt by -.splits-b) ~(apt by +.splits-b))
=/ left (~(get by -.splits-b) [6 12])
=/ right (~(get by +.splits-b) [6 12])
%+ expect-eq
!> %.y
!> &(=(left ~) =(right ~))
==
::
:: Test delete at key b
::
++ test-map-del ^- tang
;: weld
:: Checks with empty map
::
%+ expect-eq
!> ~
!> (~(del by m-nul) 1)
:: Checks deleting non-existing element
::
%+ expect-eq
!> m-des
!> (~(del by m-des) 99)
:: Checks deleting the only element
::
%+ expect-eq
!> ~
!> (~(del by m-uno) 42)
:: Checks deleting one element
::
%+ expect-eq
!> (map-of-doubles (limo ~[6 5 4 3 2 1]))
!> (~(del by m-des) 7)
==
::
:: Test difference (removes elements of a present in b)
::
++ test-map-dif ^- tang
;: weld
:: Checks with empty map
::
%+ expect-eq
!> ~
!> (~(dif by ~) ~)
%+ expect-eq
!> m-dup
!> (~(dif by m-dup) m-nul)
:: Checks same elements, different ordering
::
%+ expect-eq
!> ~
!> (~(dif by m-asc) m-des)
:: Checks different map length
::
%+ expect-eq
!> (my ~[[7 14] [1 2] [4 8]])
!> (~(dif by m-dup) m-dos)
:: Checks no elements in common
::
%+ expect-eq
!> m-uno
!> (~(dif by m-uno) m-dos)
==
::
:: Test axis of a in b
::
++ test-map-dig ^- tang
=/ custom [[2 4] [[1 2] ~ ~] [[3 6] ~ ~]]
=/ custome-vase !>(custom)
=/ manual-map=(map @ @) custom
;: weld
:: Checks with empty map
::
%+ expect-eq
!> ~
!> (~(dig by m-nul) 6)
:: Checks with non-existing key
::
%+ expect-eq
!> ~
!> (~(dig by m-des) 9)
:: Checks success via tree addressing. Uses the return axis
:: to address the raw noun and check that it gives the corresponding
:: value from the key.
::
%+ expect-eq
!> [1 (~(got by manual-map) 1)]
!> +:(slot (need (~(dig by manual-map) 1)) custome-vase)
%+ expect-eq
!> [2 (~(got by manual-map) 2)]
!> +:(slot (need (~(dig by manual-map) 2)) custome-vase)
%+ expect-eq
!> [3 (~(got by manual-map) 3)]
!> +:(slot (need (~(dig by manual-map) 3)) custome-vase)
==
::
:: Test concatenate
::
++ test-map-gas ^- tang
;: weld
:: Checks with empty map
::
%+ expect-eq
!> m-dos
!> (~(gas by m-nul) ~[[6 12] [9 18]])
:: Checks with > 1 element
::
%+ expect-eq
!> (map-of-doubles (limo ~[42 10]))
!> (~(gas by m-uno) [10 20]~)
:: Checks appending >1 elements
::
%+ expect-eq
!> (map-of-doubles (limo ~[6 9 3 4 5 7]))
!> (~(gas by m-dos) ~[[3 6] [4 8] [5 10] [7 14]])
:: Checks concatenating existing elements
::
%+ expect-eq
!> m-des
!> (~(gas by m-des) ~[[3 6] [4 8] [5 10] [7 14]])
==
::
:: Test grab value by key
::
++ test-map-get ^- tang
;: weld
:: Checks with empty map
::
%+ expect-eq
!> ~
!> (~(get by m-nul) 6)
:: Checks with non-existing key
::
%+ expect-eq
!> ~
!> (~(get by m-des) 9)
:: Checks success
::
%+ expect-eq
!> `14
!> (~(get by m-des) 7)
==
::
:: Test need value by key
::
++ test-map-got ^- tang
;: weld
:: Checks with empty map
::
%- expect-fail
|. (~(got by m-nul) 6)
:: Checks with non-existing key
::
%- expect-fail
|. (~(got by m-des) 9)
:: Checks success
::
%+ expect-eq
!> 14
!> (~(got by m-des) 7)
==
::
:: Test fall value by key
::
++ test-map-gut ^- tang
;: weld
:: Checks with empty map
::
%+ expect-eq
!> 42
!> (~(gut by m-nul) 6 42)
:: Checks with non-existing key
::
%+ expect-eq
!> 42
!> (~(gut by m-des) 9 42)
:: Checks success
::
%+ expect-eq
!> 14
!> (~(gut by m-des) 7 42)
==
::
:: Test +has: does :b exist in :a?
::
++ test-map-has ^- tang
;: weld
:: Checks with empty map
::
%+ expect-eq
!> %.n
!> (~(has by m-nul) 6)
:: Checks with non-existing key
::
%+ expect-eq
!> %.n
!> (~(has by m-des) 9)
:: Checks success
::
%+ expect-eq
!> %.y
!> (~(has by m-des) 7)
==
::
:: Test intersection
::
++ test-map-int ^- tang
;: weld
:: Checks with empty map
::
%+ expect-eq
!> ~
!> (~(int by m-nul) m-des)
%+ expect-eq
!> ~
!> (~(int by m-des) m-nul)
:: Checks with all keys different
::
%+ expect-eq
!> ~
!> (~(int by m-dos) m-uno)
:: Checks success (total intersection)
::
%+ expect-eq
!> m-asc
!> (~(int by m-asc) m-des)
:: Checks success (partial intersection)
::
%+ expect-eq
!> (map-of-doubles (limo ~[1 7 4 6]))
!> (~(int by m-des) m-dup)
:: Checks replacing value from b
::
%+ expect-eq
!> (my [6 99]~)
!> (~(int by m-dos) (my [6 99]~))
==
::
:: Test search for a specific key and modifies
:: its value with the result of the provided gate
::
++ test-map-jab ^- tang
;: weld
:: Checks with empty map
::
%- expect-fail
|. (~(jab by m-nul) 2 dec)
:: Checks success, by modifying
:: [2 4] to [2 3]
::
%+ expect-eq
!> (my ~[[1 2] [2 3] [3 6] [4 8] [5 10] [6 12] [7 14]])
!> (~(jab by m-asc) 2 dec)
==
::
:: Test produce set of keys
::
++ test-map-key ^- tang
;: weld
:: Checks with empty map
::
%+ expect-eq
!> ~
!> ~(key by m-nul)
:: Checks when creating a map from a list with duplicates
::
%+ expect-eq
!> (sy ~[1 1 7 4 6 9 4])
!> ~(key by m-dup)
:: Checks correctness
::
%+ expect-eq
!> (sy ~[1 2 3 4 5 6 7])
!> ~(key by m-des)
==
::
:: Test add key-value pair with validation (the value is a nonempty unit)
::
++ test-map-mar ^- tang
;: weld
:: Checks with empty map
::
%+ expect-eq
!> (my [6 12]~)
!> (~(mar by m-nul) 6 `12)
:: Checks with empty value (deletes the key)
::
%+ expect-eq
!> (~(del by m-des) 6)
!> (~(mar by m-des) 6 ~)
:: Checks success (when key exists)
::
%+ expect-eq
!> (my ~[[6 12] [9 99]])
!> (~(mar by m-dos) 9 `99)
:: Checks success (when key does not exist)
::
%+ expect-eq
!> (~(put by m-des) [90 23])
!> (~(mar by m-des) 90 `23)
==
::
:: Test add key-value pair
::
++ test-map-put ^- tang
;: weld
:: Checks with empty map
::
%+ expect-eq
!> (my [6 12]~)
!> (~(put by m-nul) 6 12)
:: Checks with existing key
::
%+ expect-eq
!> (my ~[[6 99] [9 18]])
!> (~(put by m-dos) 6 99)
:: Checks success (new key)
::
%+ expect-eq
!> (my ~[[42 84] [9 99]])
!> (~(put by m-uno) 9 99)
==
::
:: Test replace by product
::
++ test-map-rep ^- tang
:: Accumulates differences between keys and values
::
=/ rep-gate |=([a=[@ @] b=@] (add b (sub +.a -.a)))
;: weld
:: Checks with empty map
::
%+ expect-eq
!> b=0
!> (~(rep by m-nul) rep-gate)
:: Checks success
::
%+ expect-eq
:: m-asc => {[5 10] [7 14] [6 12] [1 2] [2 4] [3 6] [4 8]}
:: acc => 12-6+10-5+14-7+8-4+6-3+4-2+2-1 => 28
!> b=28
!> (~(rep by m-asc) rep-gate)
==
::
:: Test Test transform + product
::
++ test-map-rib ^- tang
:: Accumulates multiples in an array and drains the pairs
:: whose values are double of their keys.
::
=/ rib-gate
|= [a=[@ @] acc=(list @)]
:- (weld acc ~[(div +.a -.a)])
?: =(2 (div +.a -.a))
[-.a 0]
a
=/ list-of-2s (reap 7 2)
=/ zeroed-map (my ~[[1 0] [2 0] [3 0] [4 0] [5 0] [6 0] [7 0]])
;: weld
:: Checks with empty map
::
%+ expect-eq
!> [~ ~]
!> (~(rib by m-nul) *(list @) rib-gate)
:: Checks success
::
%+ expect-eq
!> [list-of-2s zeroed-map]
!> (~(rib by m-asc) *(list @) rib-gate)
==
::
:: Test apply gate to values
::
++ test-map-run ^- tang
;: weld
:: Checks with empty map
::
%+ expect-eq
!> ~
!> (~(run by m-nul) dec)
:: Checks success
::
%+ expect-eq
!> (my ~[[1 1] [2 3] [3 5] [4 7] [5 9] [6 11] [7 13]])
!> (~(run by m-asc) dec)
==
::
:: Test apply gate to nodes
::
++ test-map-rut ^- tang
;: weld
:: Checks with empty map
::
%+ expect-eq
!> ~
!> (~(rut by m-nul) add)
:: Checks success
::
%+ expect-eq
!> (my ~[[1 3] [2 6] [3 9] [4 12] [5 15] [6 18] [7 21]])
!> (~(rut by m-asc) add)
==
::
:: Test listify pairs
::
++ test-map-tap ^- tang
=/ by-key |=([[k=@ v=@] [q=@ w=@]] (gth k q))
;: weld
:: Checks with empty map
::
%+ expect-eq
!> ~
!> ~(tap by ~)
:: Checks success with 2 pairs
::
%+ expect-eq
!> (sort ~[[9 18] [6 12]] by-key)
!> (sort ~(tap by m-dos) by-key)
:: Checks success with 7 pairs
::
%+ expect-eq
!> (sort ~[[1 2] [2 4] [3 6] [4 8] [5 10] [7 14] [6 12]] by-key)
!> (sort ~(tap by m-asc) by-key)
:: Checks success with 5 pairs (from list with duplicates)
::
%+ expect-eq
!> (sort ~[[7 14] [6 12] [9 18] [1 2] [4 8]] by-key)
!> (sort ~(tap by m-dup) by-key)
==
::
:: Test the union of maps
::
++ test-map-uni ^- tang
;: weld
:: Checks with empty map (a or b)
::
%+ expect-eq
!> m-des
!> (~(uni by m-nul) m-des)
%+ expect-eq
!> m-des
!> (~(uni by m-des) m-nul)
:: Checks with disjoint keys
::
=/ keys (limo ~[1 2 3 4 5 6 7 8])
=/ a=(map @ @) (map-of-doubles (scag 4 keys))
=/ b=(map @ @) (map-of-doubles (slag 4 keys))
%+ expect-eq
!> (map-of-doubles keys)
!> (~(uni by a) b)
:: Checks union of sets with all keys equal
::
%+ expect-eq
!> m-asc
!> (~(uni by m-asc) m-des)
:: Checks union with value replacement from b
::
=/ c=(map @ @) (my [1 12]~)
=/ d=(map @ @) (my [1 24]~)
%+ expect-eq
!> d
!> (~(uni by c) d)
==
::
:: Test general union
::
++ test-map-uno ^- tang
=/ union-gate |=([k=@ v=@ w=@] (add v w))
;: weld
:: +uno:by arm test
::
:: Checks with empty map (a or b)
::
%- expect-fail
|. ((~(uno by m-nul) m-des) union-gate)
%+ expect-eq
!> m-des
!> ((~(uno by m-des) m-nul) union-gate)
:: Checks with all keys different
::
=/ keys (limo ~[1 2 3 4 5 6 7 8])
=/ a=(map @ @) (map-of-doubles (scag 4 keys))
=/ b=(map @ @) (map-of-doubles (slag 4 keys))
%+ expect-eq
!> (map-of-doubles keys)
!> ((~(uno by a) b) union-gate)
:: Checks total union
::
%+ expect-eq
!> (my ~[[1 4] [2 8] [3 12] [4 16] [5 20] [6 24] [7 28]])
!> ((~(uno by m-asc) m-des) union-gate)
:: Checks partial union
::
=/ a=(map @ @) (my ~[[1 9] [7 3] [8 5]])
=/ b=(map @ @) (my ~[[1 2] [7 2]])
%+ expect-eq
!> (my ~[[1 11] [7 5] [8 5]])
!> ((~(uno by a) b) union-gate)
==
::
:: Test apply gate to nodes (duplicates +rut)
::
++ test-map-urn ^- tang
;: weld
:: Checks with empty map
::
%+ expect-eq
!> ~
!> (~(urn by m-nul) add)
:: Checks success
::
%+ expect-eq
!> (my ~[[1 3] [2 6] [3 9] [4 12] [5 15] [6 18] [7 21]])
!> (~(urn by m-asc) add)
==
::
:: Test produce list of vals
::
++ test-map-val ^- tang
=/ double |=(e=@ (mul 2 e))
;: weld
:: Checks with empty map
::
%+ expect-eq
!> ~
!> ~(val by m-nul)
:: Checks when creating a set from a list with duplicates
::
=/ a=(list @) ~(tap in (sy ~[1 1 7 4 6 9 4]))
%+ expect-eq
!> (sort (turn a double) gth)
!> (sort ~(val by m-dup) gth)
:: Checks success
::
=/ b=(list @) ~(tap in (sy (gulf 1 7)))
%+ expect-eq
!> (sort (turn b double) gth)
!> (sort ~(val by m-asc) gth)
==
::
:: Tests the size of map
::
++ test-map-wyt ^- tang
:: Runs all the tests in the suite
::
=/ sizes=(list @)
%+ turn m-lis
|=(m=(map @ @) ~(wyt by m))
%+ expect-eq
!> sizes
!> (limo ~[0 1 2 2 7 7 7 5])
--
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