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arc.arc.t
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arc.arc.t
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(suite atom
includes-int (assert-t (atom 3))
includes-float (assert-t (atom 3.14159))
includes-exact (assert-t (atom 3/16))
includes-symbol (assert-t (atom 'a))
includes-char (assert-t (atom #\a))
includes-string (assert-t (atom "hello"))
includes-nil (assert-t (atom nil))
excludes-list (assert-nil (atom '(1 2 3)))
excludes-table (assert-nil (atom (obj a 1 b 2)))
excludes-tagged-types (assert-nil (atom (annotate 'foo 34))))
(suite memtable
no-args (assert-same (obj)
(memtable))
only-one-val-in-list (assert-same (obj 1 t)
(memtable (list 1)))
two-vals-in-list (assert-same (obj 1 t 2 t)
(memtable (list 1 2)))
repeated-val-in-list (assert-same (obj 1 t 2 t)
(memtable (list 1 2 1)))
default-value-is-respected (assert-same (obj 1 'not-the-default)
(memtable (list 1) 'not-the-default)))
(suite do
sequences (assert-same 3
(ret x 1
(do ++.x ++.x)))
returns-final-form (assert-same 34
(let x 1
(do ++.x ++.x 34))))
(suite for
iterates (assert-same 6
(ret result 0
(for i 1 (<= i 3) ++.i
(= result (+ result i)))))
multiple-vars (assert-same 6
(ret result 0
(for (i j) '(1 2) (<= j 4) (do ++.i ++.j)
(= result (+ result i)))))
returns-nil (assert-nil (for i 1 (<= i 3) ++.i 1)))
(suite ssyntax
ssyntax? (assert-nil ($.ssyntax? 'car))
infix (assert-t ($.ssyntax? 'car.body))
expand-ssyntax-infix (assert-same '(car body)
($.expand-ssyntax 'car.body))
ssyntax?-!-prefix (assert-t ($.ssyntax? '!a))
expand-ssyntax-!-prefix (assert-same '(get 'a)
($.expand-ssyntax '!a))
ssyntax?-!-infix (assert-t ($.ssyntax? 'car!body))
expand-ssyntax-!-infix (assert-same '(car 'body)
($.expand-ssyntax 'car!body))
ssyntax?-:-infix (assert-t ($.ssyntax? 'f:g))
expand-ssyntax-:-infix (assert-same '(compose f g)
($.expand-ssyntax 'f:g))
ssyntax?-~-prefix (assert-t ($.ssyntax? '~f))
expand-ssyntax-~-prefix (assert-same '(complement f)
($.expand-ssyntax '~f))
ssyntax?-&-infix (assert-t ($.ssyntax? 'f&g))
expand-ssyntax-&-infix (assert-same '(andf f g)
($.expand-ssyntax 'f&g)))
(suite break-continue
break (assert-same '(1 x 2 x 3)
(accum acc
(up i 1 6
(acc i)
(if (> i 2) (break))
(acc 'x))))
continue (assert-same '(1 x 2 x 3 4 5)
(accum acc
(up i 1 6
(acc i)
(if (> i 2) (continue))
(acc 'x)))))
(suite isa
checks-type (isa "abc" 'string)
checks-type-predicate (do (assert-nil (isa 1 'positive-num))
(def-isa positive-num
(and (or (isa _ 'num) (isa _ 'int))
(> _ 0)))
(assert (isa 1 'positive-num) "isa supports predicate types")
; cleanup
(wipe (type-predicates* 'positive-num))
(assert-nil (isa 1 'positive-num) "isa test suite failed to cleanup")))
(suite coerce
nil-to-cons (assert-nil (as cons nil)))
(suite-w/setup copy
(old-list '(1 2 3)
list-copy (copy old-list)
old-string "abc"
string-copy (copy old-string)
old-table (obj a 1 b 2)
table-copy (copy old-table))
list-copies-are-same (assert-same old-list
list-copy)
copy-list-returns-new-list (assert-nil (is old-list
list-copy))
string-copies-are-same (assert-same old-string
string-copy)
copy-string-returns-new-string (assert-nil ($.eq? old-string
string-copy)) ; ugly that string copies are 'is' each other
table-copies-are-same (assert-same old-table
table-copy)
copy-table-returns-new-table (assert-nil (is old-table
table-copy)))
(suite len
lists (assert-same 3
(len '(1 2 3)))
improper-lists (assert-same 3
(len '(1 2 . 3)))
symbols (assert-same 0
(len 'a)))
(suite find
list-element-exists (assert-same #\b
(find #\b '(#\a #\b #\c)))
list-element-doesnt-exist (assert-nil (find #\d '(#\a #\b #\c)))
arbitrary-predicate-finds-single-element (assert-same 34
(find even '(34)))
arbitrary-predicate-no-match-single-element (assert-nil (find even '(35)))
arbitrary-predicate-finds-in-car (assert-same 34
(find even '(34 35)))
arbitrary-predicate-finds-in-cdr (assert-same 34
(find even '(33 34)))
arbitrary-predicate-finds-in-middle-of-list (assert-same 34
(find even '(33 34 35)))
returns-first-match (assert-same 34
(find even '(34 35 36)))
string-element-exists (assert-same #\b
(find #\b "abc"))
string-element-doesnt-exist (assert-nil (find #\d "abc"))
improper-list-exists (assert-same 'a
(find 'a '(a b . c)))
improper-list-exists-in-last-position (assert-same 'c
(find 'c '(a b . c)))
improper-list-element-doesnt-exist (assert-nil (find 'd '(a b . c))))
(suite mem
element-exists (assert-same '(6 7)
(mem 6 '(2 4 5 6 7)))
element-doesnt-exist (assert-nil (mem 6 '(2 4 5 7)))
improper-list-element-in-car (assert-same '(6 . 7)
(mem 6 '(2 4 5 6 . 7)))
improper-list-element-in-cdr (assert-same 6
(mem 6 '(2 4 5 . 6))))
(suite some
improper-list-element-in-car (assert-t (some odd '(2 4 5 . 6)))
improper-list-element-in-cdr (assert-t (some 6 '(2 4 5 . 6)))
improper-list-element-doesnt-exist (assert-nil (some 7 '(2 4 5 . 6))))
(suite pushnew
improper-list-new-element (assert-same '(2 . 3)
(ret x 3
(pushnew 2 x)))
improper-list-element-already-exists (assert-same 3
(ret x 3
(pushnew 3 x)))
nil-can-be-pushed (assert-same '(nil 3)
(ret x '(3)
(pushnew nil x))))
(suite map
one-list (assert-same '(2 4 6)
(map [* _ 2] '(1 2 3)))
multiple-lists (assert-same '(1 4 9)
(map * '(1 2 3) '(1 2 3)))
one-string (assert-same "mno"
(map (obj #\a #\m #\b #\n #\c #\o)
"abc"))
multiple-strings (assert-same "dahe"
(map (fn (a b) (min a b))
"dave" "john")))
(suite subst
lists (assert-same '(2 2 3)
(subst 1 2 '(1 2 3)))
old-arg-can-be-a-function (assert-same '(2 2 2 (4 2 . 6) . 2)
(rep:subst atom&odd 2 (tree '(1 2 3 (4 5 . 6) . 7))))
new-arg-can-be-a-function (assert-same '(2 2 4 (4 6 . 6) . 8)
(rep:subst atom&odd [+ _ 1] (tree '(1 2 3 (4 5 . 6) . 7))))
can-replace-subtrees (assert-same '((3 4) (5 6))
(rep:subst '(1 2) '(3 4) (tree '((1 2) (5 6))))))
(suite cut
finds-element-in-string (assert-same '(3 4 5)
(cut '(1 2 3 4 5) 2))
respects-end-index-in-list (assert-same '(3 4)
(cut '(1 2 3 4 5) 2 4))
end-index-at-end-of-list-works (assert-same '(3 4 5)
(cut '(1 2 3 4 5) 2 5))
end-index-beyond-end-of-list-works (assert-same '(3 4 5)
(cut '(1 2 3 4 5) 2 6))
negative-end-index-in-list-is-ok (assert-same '(3 4)
(cut '(1 2 3 4 5) 2 -1))
finds-element-in-string (assert-same "cde"
(cut "abcde" 2))
respects-end-index-in-string (assert-same "cd"
(cut "abcde" 2 4))
end-index-at-end-of-string-works (assert-same "cde"
(cut "abcde" 2 5))
end-index-beyond-end-of-string-works (assert-same "cde"
(cut "abcde" 2 6))
negative-end-index-in-string-is-ok (assert-same "cd"
(cut "abcde" 2 -1)))
(suite split
can-split-lists (assert-same '((1 2) (3 4))
(split '(1 2 3 4) 2))
can-split-strings (assert-same '((1 2) (3 4))
(split '(1 2 3 4) 2)))
(suite before
returns-t-when-first-is-before (assert-t (before 3 4 '(1 2 3 4)))
respects-starting-index (assert-nil (before 3 4 '(1 2 3 4 3) 3))
returns-nil-when-first-isnt-before (assert-nil (before 4 3 '(1 2 3 4)))
returns-t-when-second-is-absent (assert-t (before 3 5 '(1 2 3 4)))
returns-nil-when-first-is-absent (assert-nil (before 5 3 '(1 2 3 4)))
returns-nil-when-both-are-absent (assert-nil (before 6 5 '(1 2 3 4))))
(suite serialize
nil (assert-nil (serialize ()))
lists (assert-same '(1 2 3)
(serialize '(1 2 3)))
strings (assert-same "abc"
(serialize "abc"))
tables (assert-same '(tagged table ((3 4) (1 2)))
(serialize (obj 1 2 3 4)))
tables-inside-lists (assert-same '(1 (tagged table ()) 2 3)
(serialize `(1 ,(table) 2 3)))
nested-tables (assert-same '(tagged table ((2 3) (1 (tagged table ()))))
(serialize (obj 1 (table) 2 3))))
(suite deserialize
nil (assert-nil (unserialize:serialize ()))
lists (assert-same '(1 2 3)
(unserialize:serialize '(1 2 3)))
strings (assert-same "abc"
(unserialize:serialize "abc"))
empty-tables (assert-same (table)
(unserialize:serialize (table)))
full-tables (assert-same (obj 1 2 3 4)
(unserialize:serialize (obj 1 2 3 4)))
tables-inside-lists (assert-same `(1 ,(table) 2 3)
(unserialize:serialize `(1 ,(table) 2 3)))
nested-tables (assert-same (obj 1 (table) 2 3)
(unserialize:serialize (obj 1 (table) 2 3))))
(mac foo-good (x) `(let y@ (+ ,x 1) (+ y@ ,x)))
(mac foo-bad (x) `(let y (+ ,x 1) (+ y ,x)))
(mac foo-ssyntax () `(let y@ (list 1 2 3) [email protected]))
(suite gensyms
gensyms-dont-capture-variables (assert-same 7
(let y@ 3 (foo-good y@)))
no-gensyms-capture-variables (assert-same 8 ; probably not what you want
(let y 3 (foo-bad y)))
gensyms-mix-with-ssyntax (assert-same 2 (foo-ssyntax)))
(suite sort
doesnt-alter-elements-of-list (let x '((1) (2) (3))
(assert (is car.x
(car:sort (compare < car) x))
"elements should be untouched after sort")))
(suite vector
; creation, write, read, and value of uninitialized location
get-set (assert-same '(0 12)
(let x vec.20
(= x.4 12)
(list x.3 x.4))))
(suite readline
stops-at-newlines (assert-same '("a" "b" "c")
(fromstring "a\nb\nc\n"
(drain (readline))))
stops-at-eof (assert-same '("a" "b" "c")
(fromstring "a\nb\nc"
(drain (readline))))
handles-empty-lines (assert-same '("" "" "a" "c" "" "d")
(fromstring "\n\na\nc\n\nd"
(drain (readline)))))