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-rw-r--r--tests/derivations.scm13
1 files changed, 13 insertions, 0 deletions
diff --git a/tests/derivations.scm b/tests/derivations.scm
index 75c8d1dfb1..626e4d20e2 100644
--- a/tests/derivations.scm
+++ b/tests/derivations.scm
@@ -701,6 +701,19 @@
#:modules '((guix module that
does not exist)))))
+(test-equal "build-expression->derivation and builder encoding"
+ '("UTF-8" #t)
+ (let* ((exp '(λ (α) (+ α 1)))
+ (drv (build-expression->derivation %store "foo" exp)))
+ (match (derivation-builder-arguments drv)
+ ((... builder)
+ (call-with-input-file builder
+ (lambda (port)
+ (list (port-encoding port)
+ (->bool
+ (string-contains (get-string-all port)
+ "(λ (α) (+ α 1))")))))))))
+
(test-assert "build-expression->derivation and derivation-prerequisites"
(let ((drv (build-expression->derivation %store "fail" #f)))
(any (match-lambda