diff options
author | Eduardo Julian | 2017-01-25 20:31:39 -0400 |
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committer | Eduardo Julian | 2017-01-25 20:31:39 -0400 |
commit | 75111332a9d1f3038dd686ca7f7ba75300ea1022 (patch) | |
tree | c520c0421c2264bd43a24aac943158c57032171a /stdlib/test | |
parent | 216a12cd02337c83c889a667063e0c06f2944e65 (diff) |
- Added thunks (lazy evaluation).
Diffstat (limited to 'stdlib/test')
-rw-r--r-- | stdlib/test/test/lux/codata/thunk.lux | 29 | ||||
-rw-r--r-- | stdlib/test/tests.lux | 1 |
2 files changed, 30 insertions, 0 deletions
diff --git a/stdlib/test/test/lux/codata/thunk.lux b/stdlib/test/test/lux/codata/thunk.lux new file mode 100644 index 000000000..b8ddee578 --- /dev/null +++ b/stdlib/test/test/lux/codata/thunk.lux @@ -0,0 +1,29 @@ +## Copyright (c) Eduardo Julian. All rights reserved. +## This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0. +## If a copy of the MPL was not distributed with this file, +## You can obtain one at http://mozilla.org/MPL/2.0/. + +(;module: + lux + (lux [io] + (control monad) + (codata ["&" thunk]) + pipe + ["R" random]) + lux/test) + +(test: "Thunks" + [left R;nat + right R;nat + #let [thunk (&;freeze (n.* left right)) + expected (n.* left right)]] + ($_ seq + (assert "Thunking does not alter the expected value." + (n.= expected + (&;thaw thunk))) + (assert "Thunks only evaluate once." + (and (not (is expected + (&;thaw thunk))) + (is (&;thaw thunk) + (&;thaw thunk)))) + )) diff --git a/stdlib/test/tests.lux b/stdlib/test/tests.lux index d6a21cae4..e30a8cf0a 100644 --- a/stdlib/test/tests.lux +++ b/stdlib/test/tests.lux @@ -20,6 +20,7 @@ (codata ["_;" cont] ["_;" env] ["_;" state] + ["_;" thunk] (coll ["_;" stream])) (concurrency ["_;" actor] ["_;" atom] |