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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; Dependencies
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
(require 'ert)
(require 'dash)
(require 'set)
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; Tests
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
(ert-deftest set-from-list ()
(should (equal '(1 2 3)
(->> '(1 2 3 1 2 3)
set-from-list
set-to-list))))
(ert-deftest set-distinct? ()
(should (set-distinct? (set-new 'one 'two 'three)
(set-new 'a 'b 'c)))
(should (not
(set-distinct? (set-new 1 2 3)
(set-new 3 4 5))))
(should (not
(set-distinct? (set-new 1 2 3)
(set-new 1 2 3)))))
(ert-deftest set-equal? ()
(should (not (set-equal? (set-new 'a 'b 'c)
(set-new 'x 'y 'z))))
(should (not (set-equal? (set-new 'a 'b 'c)
(set-new 'a 'b))))
(should (set-equal? (set-new 'a 'b 'c)
(set-new 'a 'b 'c))))
(ert-deftest set-intersection ()
(should (set-equal? (set-new 2 3)
(set-intersection (set-new 1 2 3)
(set-new 2 3 4)))))
(ert-deftest set-to/from-list ()
(should (equal '(1 2 3)
(->> '(1 1 2 2 3 3)
set-from-list
set-to-list))))
(ert-deftest set-subset? ()
(should (not (set-subset? (set-new "black" "grey")
(set-new "red" "green" "blue"))))
(should (set-subset? (set-new "red")
(set-new "red" "green" "blue"))))
(ert-deftest set-superset? ()
(let ((primary-colors (set-new "red" "green" "blue")))
(should (not (set-superset? primary-colors
(set-new "black" "grey"))))
(should (set-superset? primary-colors
(set-new "red" "green" "blue")))
(should (set-superset? primary-colors
(set-new "red" "blue")))))
(ert-deftest set-empty? ()
(should (set-empty? (set-new)))
(should (not (set-empty? (set-new 1 2 3)))))
(ert-deftest set-count ()
(should (= 0 (set-count (set-new))))
(should (= 2 (set-count (set-new 1 1 2 2)))))
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