mirror of
https://github.com/kanaka/mal.git
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165 lines
2.1 KiB
Plaintext
165 lines
2.1 KiB
Plaintext
;; Testing non-macro function
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(not (= 1 1))
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;=>false
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;;; This should fail if it is a macro
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(not (= 1 2))
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;=>true
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;; Testing trivial macros
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(defmacro! one (fn* () 1))
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(one)
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;=>1
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(defmacro! two (fn* () 2))
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(two)
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;=>2
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;; Testing unless macros
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(defmacro! unless (fn* (pred a b) `(if ~pred ~b ~a)))
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(unless false 7 8)
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;=>7
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(unless true 7 8)
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;=>8
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(defmacro! unless2 (fn* (pred a b) `(if (not ~pred) ~a ~b)))
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(unless2 false 7 8)
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;=>7
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(unless2 true 7 8)
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;=>8
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;; Testing macroexpand
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(macroexpand (unless2 2 3 4))
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;=>(if (not 2) 3 4)
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;; Testing evaluation of macro result
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(defmacro! identity (fn* (x) x))
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(let* (a 123) (identity a))
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;=>123
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;; Testing nth, first and rest functions
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(nth '(1) 0)
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;=>1
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(nth '(1 2) 1)
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;=>2
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(def! x "x")
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(def! x (nth '(1 2) 2))
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x
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;=>"x"
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(first '())
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;=>nil
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(first '(6))
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;=>6
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(first '(7 8 9))
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;=>7
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(rest '())
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;=>()
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(rest '(6))
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;=>()
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(rest '(7 8 9))
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;=>(8 9)
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;; Testing or macro
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(or)
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;=>nil
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(or 1)
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;=>1
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(or 1 2 3 4)
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;=>1
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(or false 2)
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;=>2
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(or false nil 3)
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;=>3
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(or false nil false false nil 4)
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;=>4
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(or false nil 3 false nil 4)
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;=>3
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(or (or false 4))
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;=>4
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;; Testing cond macro
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(cond)
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;=>nil
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(cond true 7)
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;=>7
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(cond true 7 true 8)
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;=>7
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(cond false 7 true 8)
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;=>8
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(cond false 7 false 8 "else" 9)
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;=>9
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(cond false 7 (= 2 2) 8 "else" 9)
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;=>8
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(cond false 7 false 8 false 9)
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;=>nil
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;; Testing EVAL in let*
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(let* (x (or nil "yes")) x)
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;=>"yes"
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;;
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;; -------- Optional Functionality --------
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;; Testing nth, first, rest with vectors
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(nth [1] 0)
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;=>1
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(nth [1 2] 1)
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;=>2
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(def! x "x")
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(def! x (nth [1 2] 2))
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x
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;=>"x"
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(first [])
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;=>nil
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(first nil)
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;=>nil
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(first [10])
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;=>10
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(first [10 11 12])
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;=>10
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(rest [])
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;=>()
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(rest nil)
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;=>()
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(rest [10])
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;=>()
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(rest [10 11 12])
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;=>(11 12)
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;; Testing EVAL in vector let*
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(let* [x (or nil "yes")] x)
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;=>"yes"
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;;
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;; Loading core.mal
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(load-file "../core.mal")
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;; Testing -> macro
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(-> 7)
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;=>7
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(-> (list 7 8 9) first)
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;=>7
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(-> (list 7 8 9) (first))
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;=>7
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(-> (list 7 8 9) first (+ 7))
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;=>14
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(-> (list 7 8 9) rest (rest) first (+ 7))
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;=>16
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;; Testing ->> macro
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(->> "L")
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;=>"L"
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(->> "L" (str "A") (str "M"))
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;=>"MAL"
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(->> [4] (concat [3]) (concat [2]) rest (concat [1]))
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;=>(1 3 4)
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