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(local test {})
(fn eq-fn []
`(fn eq# [a# b#]
(if (and (= (type a#) :table) (= (type b#) :table))
(let [oldmeta# (getmetatable b#)]
(setmetatable b# {:__index (fn [tbl# key#]
(var res# nil)
(each [k# v# (pairs tbl#)]
(when (eq# k# key#)
(set res# v#)
(lua :break)))
res#)})
(var [res# count-a# count-b#] [true 0 0])
(each [k# v# (pairs a#)]
(set res# (eq# v# (. b# k#)))
(set count-a# (+ count-a# 1))
(when (not res#) (lua :break)))
(when res#
(each [_# _# (pairs b#)]
(set count-b# (+ count-b# 1)))
(set res# (= count-a# count-b#)))
(setmetatable b# oldmeta#)
res#)
(= a# b#))))
(fn test.assert-eq
[expr1 expr2 msg]
`(let [left# ,expr1
right# ,expr2
(res# view#) (pcall require :fennelview)
eq# ,(eq-fn)
tostr# (if res# view# tostring)]
(assert (eq# left# right#)
(or ,msg (.. "equality assertion failed
Left: " (tostr# left#) "
Right: " (tostr# right#) "\n")))))
(fn test.assert-ne
[expr1 expr2 msg]
`(let [left# ,expr1
right# ,expr2
(res# view#) (pcall require :fennelview)
eq# ,(eq-fn)
tostr# (if res# view# tostring)]
(assert (not (eq# left# right#))
(or ,msg (.. "unequality assertion failed
Left: " (tostr# left#) "
Right: " (tostr# right#) "\n")))))
(fn test.assert*
[expr msg]
`(assert ,expr (.. "assertion failed for "
(or ,msg ,(tostring expr)))))
(fn test.assert-not
[expr msg]
`(assert (not ,expr) (.. "assertion failed for "
(or ,msg ,(tostring expr)))))
(fn test.deftest
[name ...]
"Simple way of grouping tests"
`(do ,...))
(fn test.testing
[description ...]
"Print test description and run it."
`(do (io.stderr:write (.. "testing: " ,description "\n"))
,...))
test
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