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-rw-r--r--tests/gexp.scm86
1 files changed, 86 insertions, 0 deletions
diff --git a/tests/gexp.scm b/tests/gexp.scm
index 3c8b4624da..a560adfc5c 100644
--- a/tests/gexp.scm
+++ b/tests/gexp.scm
@@ -23,6 +23,7 @@
#:use-module (guix grafts)
#:use-module (guix derivations)
#:use-module (guix packages)
+ #:use-module (guix build-system trivial)
#:use-module (guix tests)
#:use-module ((guix build utils) #:select (with-directory-excursion))
#:use-module ((guix utils) #:select (call-with-temporary-directory))
@@ -66,6 +67,27 @@
(run-with-store %store exp
#:guile-for-build (%guile-for-build))))
+(define %extension-package
+ ;; Example of a package to use when testing 'with-extensions'.
+ (dummy-package "extension"
+ (build-system trivial-build-system)
+ (arguments
+ `(#:guile ,%bootstrap-guile
+ #:modules ((guix build utils))
+ #:builder
+ (begin
+ (use-modules (guix build utils))
+ (let* ((out (string-append (assoc-ref %outputs "out")
+ "/share/guile/site/"
+ (effective-version))))
+ (mkdir-p out)
+ (call-with-output-file (string-append out "/hg2g.scm")
+ (lambda (port)
+ (write '(define-module (hg2g)
+ #:export (the-answer))
+ port)
+ (write '(define the-answer 42) port)))))))))
+
(test-begin "gexp")
@@ -739,6 +761,54 @@
(built-derivations (list drv))
(return (= 42 (call-with-input-file out read))))))
+(test-equal "gexp-extensions & ungexp"
+ (list sed grep)
+ ((@@ (guix gexp) gexp-extensions)
+ #~(foo #$(with-extensions (list grep) #~+)
+ #+(with-extensions (list sed) #~-))))
+
+(test-equal "gexp-extensions & ungexp-splicing"
+ (list grep sed)
+ ((@@ (guix gexp) gexp-extensions)
+ #~(foo #$@(list (with-extensions (list grep) #~+)
+ (with-imported-modules '((foo))
+ (with-extensions (list sed) #~-))))))
+
+(test-equal "gexp-extensions and literal Scheme object"
+ '()
+ ((@@ (guix gexp) gexp-extensions) #t))
+
+(test-assertm "gexp->derivation & with-extensions"
+ ;; Create a fake Guile extension and make sure it is accessible both to the
+ ;; imported modules and to the derivation build script.
+ (mlet* %store-monad
+ ((extension -> %extension-package)
+ (module -> (scheme-file "x" #~( ;; splice!
+ (define-module (foo)
+ #:use-module (hg2g)
+ #:export (multiply))
+
+ (define (multiply x)
+ (* the-answer x)))
+ #:splice? #t))
+ (build -> (with-extensions (list extension)
+ (with-imported-modules `((guix build utils)
+ ((foo) => ,module))
+ #~(begin
+ (use-modules (guix build utils)
+ (hg2g) (foo))
+ (call-with-output-file #$output
+ (lambda (port)
+ (write (list the-answer (multiply 2))
+ port)))))))
+ (drv (gexp->derivation "thingie" build
+ ;; %BOOTSTRAP-GUILE is 2.0.
+ #:effective-version "2.0"))
+ (out -> (derivation->output-path drv)))
+ (mbegin %store-monad
+ (built-derivations (list drv))
+ (return (equal? '(42 84) (call-with-input-file out read))))))
+
(test-assertm "gexp->derivation #:references-graphs"
(mlet* %store-monad
((one (text-file "one" (random-text)))
@@ -948,6 +1018,22 @@
(return (and (zero? (close-pipe pipe))
(string=? text str))))))))))
+(test-assertm "program-file & with-extensions"
+ (let* ((exp (with-extensions (list %extension-package)
+ (gexp (begin
+ (use-modules (hg2g))
+ (display the-answer)))))
+ (file (program-file "program" exp
+ #:guile %bootstrap-guile)))
+ (mlet* %store-monad ((drv (lower-object file))
+ (out -> (derivation->output-path drv)))
+ (mbegin %store-monad
+ (built-derivations (list drv))
+ (let* ((pipe (open-input-pipe out))
+ (str (get-string-all pipe)))
+ (return (and (zero? (close-pipe pipe))
+ (= 42 (string->number str)))))))))
+
(test-assertm "scheme-file"
(let* ((text (plain-file "foo" "Hello, world!"))
(scheme (scheme-file "bar" #~(list "foo" #$text))))