mirror of
https://github.com/janet-lang/janet
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216 lines
6.7 KiB
Plaintext
216 lines
6.7 KiB
Plaintext
# Copyright (c) 2018 Calvin Rose
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to
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# deal in the Software without restriction, including without limitation the
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# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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# sell copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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# IN THE SOFTWARE.
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(import test.helper :prefix "" :exit true)
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(start-suite 1)
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(assert (= 400.0 (math.sqrt 160000)) "sqrt(160000)=400")
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(assert (= (real 400) (math.sqrt 160000)) "sqrt(160000)=400")
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(def test-struct {'def 1 'bork 2 'sam 3 'a 'b 'het @[1 2 3 4 5]})
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(assert (= (get test-struct 'def) 1) "struct get")
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(assert (= (get test-struct 'bork) 2) "struct get")
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(assert (= (get test-struct 'sam) 3) "struct get")
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(assert (= (get test-struct 'a) 'b) "struct get")
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(assert (= :array (type (get test-struct 'het))) "struct get")
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(defn myfun [x]
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(var a 10)
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(:= a (do
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(def y x)
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(if x 8 9))))
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(assert (= (myfun true) 8) "check do form regression")
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(assert (= (myfun false) 9) "check do form regression")
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(defn assert-many [f n e]
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(var good true)
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(loop [i :range [0 n]]
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(if (not (f i))
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(:= good false)))
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(assert good e))
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(assert-many (fn [] (>= 1 (math.random) 0)) 200 "(random) between 0 and 1")
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## Table prototypes
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(def roottab @{
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:parentprop 123
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})
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(def childtab @{
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:childprop 456
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})
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(table.setproto childtab roottab)
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(assert (= 123 (get roottab :parentprop)) "table get 1")
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(assert (= 123 (get childtab :parentprop)) "table get proto")
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(assert (= nil (get roottab :childprop)) "table get 2")
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(assert (= 456 (get childtab :childprop)) "proto no effect")
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# Long strings
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(assert (= "hello, world" `hello, world`) "simple long string")
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(assert (= "hello, \"world\"" `hello, "world"`) "long string with embedded quotes")
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(assert (= "hello, \\\\\\ \"world\"" `hello, \\\ "world"`),
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"long string with embedded quotes and backslashes")
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# More fiber semantics
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(var myvar 0)
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(defn fiberstuff []
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(++ myvar)
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(def f (fiber.new (fn [] (++ myvar) (debug) (++ myvar))))
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(resume f)
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(++ myvar))
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(def myfiber (fiber.new fiberstuff :dey))
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(assert (= myvar 0) "fiber creation does not call fiber function")
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(resume myfiber)
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(assert (= myvar 2) "fiber debug statement breaks at proper point")
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(assert (= (fiber.status myfiber) :debug) "fiber enters debug state")
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(resume myfiber)
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(assert (= myvar 4) "fiber resumes properly from debug state")
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(assert (= (fiber.status myfiber) :dead) "fiber properly dies from debug state")
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# Test max triangle program
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# Find the maximum path from the top (root)
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# of the triangle to the leaves of the triangle.
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(defn myfold [xs ys]
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(let [xs1 (tuple.prepend xs 0)
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xs2 (tuple.append xs 0)
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m1 (map + xs1 ys)
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m2 (map + xs2 ys)]
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(map max m1 m2)))
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(defn maxpath [t]
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(extreme > (reduce myfold () t)))
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# Test it
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# Maximum path is 3 -> 10 -> 3 -> 9 for a total of 25
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(def triangle '[
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[3]
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[7 10]
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[4 3 7]
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[8 9 1 3]
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])
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(assert (= (maxpath triangle) 25) `max triangle`)
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(assert (= (string.join @["one" "two" "three"]) "onetwothree") "string.join 1 argument")
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(assert (= (string.join @["one" "two" "three"] ", ") "one, two, three") "string.join 2 arguments")
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(assert (= (string.join @[] ", ") "") "string.join empty array")
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(assert (= (string.find "123" "abc123def") 3) "string.find positive")
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(assert (= (string.find "1234" "abc123def") nil) "string.find negative")
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# Test destructuring
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(do
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(def test-tab @{:a 1 :b 2})
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(def {:a a :b b} test-tab)
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(assert (= a 1) "dictionary destructuring 1")
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(assert (= b 2) "dictionary destructuring 2"))
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(do
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(def test-tab @{'a 1 'b 2 3 4})
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(def {'a a 'b b (+ 1 2) c} test-tab)
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(assert (= a 1) "dictionary destructuring 3")
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(assert (= b 2) "dictionary destructuring 4")
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(assert (= c 4) "dictionary destructuring 5 - expression as key"))
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# Marshal
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(defn testmarsh [x msg]
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(def marshx (marsh.marshal x))
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(def out (-> marshx marsh.unmarshal marsh.marshal))
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(assert (= (string marshx) (string out)) msg))
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(testmarsh nil "marshal nil")
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(testmarsh false "marshal false")
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(testmarsh true "marshal true")
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(testmarsh 1 "marshal small integers")
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(testmarsh -1 "marshal integers (-1)")
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(testmarsh 199 "marshal small integers (199)")
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(testmarsh 1.0 "marshal double")
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(testmarsh "doctordolittle" "marshal string")
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(testmarsh :chickenshwarma "marshal symbol")
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(testmarsh @"oldmcdonald" "marshal buffer")
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(testmarsh @[1 2 3 4 5] "marshal array")
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(testmarsh [tuple 1 2 3 4 5] "marshal tuple")
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(testmarsh @{1 2 3 4} "marshal table")
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(testmarsh {1 2 3 4} "marshal struct")
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# Large functions
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(def manydefs (for [i :range [0 300]] (tuple 'def (gensym) (string "value_" i))))
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(array.push manydefs (tuple * 10000 3 5 7 9))
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(def f (compile (tuple.prepend manydefs 'do) *env*))
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(assert (= (f) (* 10000 3 5 7 9)) "long function compilation")
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# Some higher order functions and macros
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(def my-array @[1 2 3 4 5 6])
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(def x (if-let [x (get my-array 5)] x))
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(assert (= x 6) "if-let")
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(def x (if-let [y (get @{} :key)] 10 nil))
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(assert (not x) "if-let 2")
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(assert (= 14 (sum (map inc @[1 2 3 4]))) "sum map")
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(def myfun (juxt + - * /))
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(assert (= '[2 -2 2 0] (myfun 2)) "juxt")
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# Case statements
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(assert
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(= :six (case (+ 1 2 3)
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1 :one
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2 :two
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3 :three
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4 :four
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5 :five
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6 :six
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7 :seven
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8 :eight
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9 :nine)), "case macro")
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(assert (= 7 (case :a :b 5 :c 6 :u 10 7)), "case with default")
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# Testing the loop and for macros
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(def xs (apply1 tuple (for [x :range [0 10] :when (even? x)] (tuple (/ x 2) x))))
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(assert (= xs '((0 0) (1 2) (2 4) (3 6) (4 8))) "for macro 1")
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# Some testing for not=
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(assert (not= 1 1 0) "not= 1")
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(assert (not= 0 1 1) "not= 2")
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# Closure in while loop
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(def closures @[])
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(loop [i :range [0 5]]
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(array.push closures (fn [] i)))
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(assert (= 0 ((get closures 0))) "closure in loop 0")
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(assert (= 1 ((get closures 1))) "closure in loop 1")
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(assert (= 2 ((get closures 2))) "closure in loop 2")
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(assert (= 3 ((get closures 3))) "closure in loop 3")
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(assert (= 4 ((get closures 4))) "closure in loop 4")
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(end-suite)
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