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authorEric Bavier <bavier@member.fsf.org>2016-09-20 15:41:31 -0500
committerEric Bavier <bavier@member.fsf.org>2016-10-07 07:42:05 -0500
commitb8b129ebd8d017c957094f3d977a1c452d7d450f (patch)
tree5fa5860e6e7725c1cffae5da6b282ef82bb09e07 /tests
parent347df60158a11abbc9b84ac36cd113362d7e09e0 (diff)
downloadguix-b8b129ebd8d017c957094f3d977a1c452d7d450f.tar
guix-b8b129ebd8d017c957094f3d977a1c452d7d450f.tar.gz
utils: Support defaults in substitute-keyword-arguments.
* guix/utils.scm (collect-default-args, expand-default-args): New syntax. (substitute-keyword-arguments): Allow default value declarations. * tests/utils.scm (substitute-keyword-arguments): New test.
Diffstat (limited to 'tests')
-rw-r--r--tests/utils.scm20
1 files changed, 20 insertions, 0 deletions
diff --git a/tests/utils.scm b/tests/utils.scm
index 960928c842..bcfaa14faa 100644
--- a/tests/utils.scm
+++ b/tests/utils.scm
@@ -123,6 +123,26 @@
(default-keyword-arguments '(#:bar 3) '(#:foo 2))
(default-keyword-arguments '(#:foo 2 #:bar 3) '(#:bar 6))))
+(test-equal "substitute-keyword-arguments"
+ '((#:foo 3)
+ (#:foo 3)
+ (#:foo 3 #:bar (1 2))
+ (#:bar (1 2) #:foo 3)
+ (#:foo 3))
+ (list (substitute-keyword-arguments '(#:foo 2)
+ ((#:foo f) (1+ f)))
+ (substitute-keyword-arguments '()
+ ((#:foo f 2) (1+ f)))
+ (substitute-keyword-arguments '(#:foo 2 #:bar (2))
+ ((#:foo f) (1+ f))
+ ((#:bar b) (cons 1 b)))
+ (substitute-keyword-arguments '(#:foo 2)
+ ((#:foo _) 3)
+ ((#:bar b '(2)) (cons 1 b)))
+ (substitute-keyword-arguments '(#:foo 2)
+ ((#:foo f 1) (1+ f))
+ ((#:bar b) (cons 42 b)))))
+
(test-assert "filtered-port, file"
(let* ((file (search-path %load-path "guix.scm"))
(input (open-file file "r0b")))