--- /dev/null
+;;;; -*- scheme -*-
+;;;; fluids.test --- test suite for fluid values
+;;;;
+;;;; Copyright (C) 2010 Free Software Foundation, Inc.
+;;;;
+;;;; This library is free software; you can redistribute it and/or
+;;;; modify it under the terms of the GNU Lesser General Public
+;;;; License as published by the Free Software Foundation; either
+;;;; version 3 of the License, or (at your option) any later version.
+;;;;
+;;;; This library is distributed in the hope that it will be useful,
+;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+;;;; Lesser General Public License for more details.
+;;;;
+;;;; You should have received a copy of the GNU Lesser General Public
+;;;; License along with this library; if not, write to the Free Software
+;;;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+
+(define-module (test-suite test-fluids)
+ :use-module (test-suite lib))
+
+
+(define a (make-fluid))
+(define b (make-fluid))
+(define c #f)
+
+(with-test-prefix "initial fluid values"
+ (pass-if "fluid-ref uninitialized fluid is #f"
+ (not (fluid-ref a))))
+
+(with-test-prefix "with-fluids with non-fluid"
+ (pass-if-exception "exception raised if nonfluid passed to with-fluids"
+ exception:wrong-type-arg
+ (with-fluids ((c #t))
+ c))
+
+ (expect-fail "fluids not modified if nonfluid passed to with-fluids"
+ (catch 'wrong-type-arg
+ (lambda ()
+ (with-fluids ((a #t)
+ (c #t))
+ #f))
+ (lambda _
+ (not (fluid-ref a))))))
+
+(with-test-prefix "with-fluids with duplicate fluid"
+ (pass-if "last value wins"
+ (with-fluids ((a 1)
+ (a 2))
+ (eqv? (fluid-ref a) 2)))
+
+ (pass-if "original value restored"
+ (and (with-fluids ((a 1)
+ (a 2))
+ (eqv? (fluid-ref a) 2))
+ (eqv? (fluid-ref a) #f))))