test/iterate.lisp @ edf43f3bf670

Add `reductions`
author Steve Losh <steve@stevelosh.com>
date Tue, 20 Feb 2024 08:21:39 -0500
parents 72fe2afc82c7
children (none)
(in-package :losh.test)


(define-test within-radius
  (is (equal '(-1 0 1)  (iterate (for (x) :within-radius 1)                             (collect x))))
  (is (equal '(-1 1)    (iterate (for (x) :within-radius 1 :skip-origin t)              (collect x))))
  (is (equal '(9 10 11) (iterate (for (x) :within-radius 1                :origin (10)) (collect x))))
  (is (equal '(9 11)    (iterate (for (x) :within-radius 1 :skip-origin t :origin (10)) (collect x))))

  (is (equal '((-1 -1) (-1 0) (-1 1) (0 -1) (0 0) (0 1) (1 -1) (1 0) (1 1))
             (iterate (for (x y) :within-radius 1) (collect (list x y)))))

  (is (equal '((-1 -1) (-1 0) (-1 1) (0 -1) (0 1) (1 -1) (1 0) (1 1))
             (iterate (for (x y) :within-radius 1 :skip-origin t)
                      (collect (list x y)))))

  (is (equal '((9 99) (9 100) (9 101) (10 99) (10 101) (11 99) (11 100) (11 101))
             (iterate (for (x y) :within-radius 1 :skip-origin t :origin (10 100))
                      (collect (list x y)))))

  (is (equal '((8 98) (8 99) (8 100) (8 101) (8 102)
               (9 98) (9 99) (9 100) (9 101) (9 102)
               (10 98) (10 99) (10 101) (10 102)
               (11 98) (11 99) (11 100) (11 101) (11 102)
               (12 98) (12 99) (12 100) (12 101) (12 102))
             (iterate (for (x y) :within-radius 2 :skip-origin t :origin (10 100))
                      (collect (list x y)))))

  (is (equal '((9 99 999) (9 99 1000) (9 99 1001)
               (9 100 999) (9 100 1000) (9 100 1001)
               (9 101 999) (9 101 1000) (9 101 1001)
               (10 99 999) (10 99 1000) (10 99 1001)
               (10 100 999) (10 100 1001)
               (10 101 999) (10 101 1000) (10 101 1001)
               (11 99 999) (11 99 1000) (11 99 1001)
               (11 100 999) (11 100 1000) (11 100 1001)
               (11 101 999) (11 101 1000) (11 101 1001))
             (iterate (for (x y z) :within-radius 1 :skip-origin t :origin (10 100 1000))
                      (collect (list x y z))))))