# Copyright (c) 2022 Calvin Rose & contributors # # Permission is hereby granted, free of charge, to any person obtaining a copy # of this software and associated documentation files (the "Software"), to # deal in the Software without restriction, including without limitation the # rights to use, copy, modify, merge, publish, distribute, sublicense, and/or # sell copies of the Software, and to permit persons to whom the Software is # furnished to do so, subject to the following conditions: # # The above copyright notice and this permission notice shall be included in # all copies or substantial portions of the Software. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS # IN THE SOFTWARE. (import ./helper :prefix "" :exit true) (start-suite 12) (var counter 0) (def thunk (delay (++ counter))) (assert (= (thunk) 1) "delay 1") (assert (= counter 1) "delay 2") (assert (= (thunk) 1) "delay 3") (assert (= counter 1) "delay 4") (def has-ffi (dyn 'ffi/native)) # FFI check (compwhen has-ffi (ffi/context)) (compwhen has-ffi (ffi/defbind memcpy :ptr [dest :ptr src :ptr n :size])) (compwhen has-ffi (def buffer1 @"aaaa") (def buffer2 @"bbbb") (memcpy buffer1 buffer2 4) (assert (= (string buffer1) "bbbb") "ffi 1 - memcpy")) (compwhen has-ffi (assert (= 8 (ffi/size [:int :char])) "size unpacked struct 1") (assert (= 5 (ffi/size [:pack :int :char])) "size packed struct 1") (assert (= 5 (ffi/size [:int :pack-all :char])) "size packed struct 2") (assert (= 4 (ffi/align [:int :char])) "align 1") (assert (= 1 (ffi/align [:pack :int :char])) "align 2") (assert (= 1 (ffi/align [:int :char :pack-all])) "align 3") (assert (= 26 (ffi/size [:char :pack :int @[:char 21]])) "array struct size")) (end-suite)