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∆NV_QA.aplf
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∆NV_QA.aplf
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∆NV_QA←{
⎕ML←1
New←⎕NS∘'name1' 'name2'⊣⎕EX
Is←⍵ Stop
ok←⍬
⍝ monadic
ok,←(↑'name1' 'name2')('global1' 'global2')Is ∆NV 2 ⍝ inverted
ok,←('name1' 'global1')('name2' 'global2')Is ∆NV ¯2 ⍝ pair
ok,←(↑'name1' 'name2')('global1' 'global2')Is ∆NV 1 2 ⍝ inverteds
ok,←('name1' 'global1')('name2' 'global2')Is ∆NV ¯1 ¯2 ⍝ pairs
ok,←('name1' 'global1')('name2' 'global2')Is ∆NV ¯1 2 ⍝ both → pairs
ok,←(0 0⍴'')⍬ Is ∆NV 8 ⍝ none, inverted
ok,←(0⍴⊂'' 0)Is ∆NV ¯8 ⍝ none, pair
⍝ dotted ((⎕NS ⍬).⎕NG)
ok,←(↑'name1' 'name2')('global1' 'global2')Is ⎕THIS _ ∆NV 2 ⍝ inverted
ok,←('name1' 'global1')('name2' 'global2')Is ⎕THIS _ ∆NV ¯2 ⍝ pair
ok,←(↑'name1' 'name2')('global1' 'global2')Is ⎕THIS _ ∆NV 1 2 ⍝ inverteds
ok,←('name1' 'global1')('name2' 'global2')Is ⎕THIS _ ∆NV ¯1 ¯2 ⍝ pairs
ok,←('name1' 'global1')('name2' 'global2')Is ⎕THIS _ ∆NV ¯1 2 ⍝ both → pairs
ok,←(0 0⍴'')⍬ Is ⎕THIS _ ∆NV 8 ⍝ none, inverted
ok,←(0⍴⊂'' 0)Is ⎕THIS _ ∆NV ¯8 ⍝ none, pair
⍝ ref ⍺
ok,←(↑'name1' 'name2')('global1' 'global2')Is ⎕THIS ∆NV 2 ⍝ inverted
ok,←('name1' 'global1')('name2' 'global2')Is ⎕THIS ∆NV ¯2 ⍝ pair
ok,←(↑'name1' 'name2')('global1' 'global2')Is ⎕THIS ∆NV 1 2 ⍝ inverteds
ok,←('name1' 'global1')('name2' 'global2')Is ⎕THIS ∆NV ¯1 ¯2 ⍝ pairs
ok,←('name1' 'global1')('name2' 'global2')Is ⎕THIS ∆NV ¯1 2 ⍝ both → pairs
ok,←(0 0⍴'')⍬ Is ⎕THIS ∆NV 8 ⍝ none, inverted
ok,←(0⍴⊂'' 0)Is ⎕THIS ∆NV ¯8 ⍝ none, pair
⍝ name ⍺
ok,←(↑'name1' 'name2')('global1' 'global2')Is(New'name')∆NV 2 ⍝ inverted
ok,←('name1' 'global1')('name2' 'global2')Is(New'name')∆NV ¯2 ⍝ pair
ok,←(↑'name1' 'name2')('global1' 'global2')Is(New'name')∆NV 1 2 ⍝ inverteds
ok,←('name1' 'global1')('name2' 'global2')Is(New'name')∆NV ¯1 ¯2 ⍝ pairs
ok,←('name1' 'global1')('name2' 'global2')Is(New'name')∆NV ¯1 2 ⍝ both → pairs
ok,←(0 0⍴'')⍬ Is(New'name')∆NV 8 ⍝ none, inverted
ok,←(0⍴⊂'' 0)Is(New'name')∆NV ¯8 ⍝ none, pair
∧/ok
}