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-rw-r--r--tests/ui.scm31
1 files changed, 31 insertions, 0 deletions
diff --git a/tests/ui.scm b/tests/ui.scm
index 25fc709431..c71fc71cc1 100644
--- a/tests/ui.scm
+++ b/tests/ui.scm
@@ -22,6 +22,8 @@
#:use-module (guix profiles)
#:use-module (guix store)
#:use-module (guix derivations)
+ #:use-module ((guix scripts build)
+ #:select (%standard-build-options))
#:use-module (srfi srfi-1)
#:use-module (srfi srfi-11)
#:use-module (srfi srfi-19)
@@ -52,9 +54,34 @@ interface, and powerful string processing.")
(item "/gnu/store/...")
(output "out")))
+(define-syntax-rule (with-environment-variable variable value body ...)
+ "Run BODY with VARIABLE set to VALUE."
+ (let ((orig (getenv variable)))
+ (dynamic-wind
+ (lambda ()
+ (setenv variable value))
+ (lambda ()
+ body ...)
+ (lambda ()
+ (if orig
+ (setenv variable orig)
+ (unsetenv variable))))))
+
(test-begin "ui")
+(test-equal "parse-command-line"
+ '((argument . "bar") (argument . "foo")
+ (cores . 10) ;takes precedence
+ (substitutes? . #f) (keep-failed? . #t)
+ (max-jobs . 77) (cores . 42))
+
+ (with-environment-variable "GUIX_BUILD_OPTIONS" "-c 42 -M 77"
+ (parse-command-line '("--keep-failed" "--no-substitutes"
+ "--cores=10" "foo" "bar")
+ %standard-build-options
+ (list '()))))
+
(test-assert "fill-paragraph"
(every (lambda (column)
(every (lambda (width)
@@ -246,3 +273,7 @@ Second line" 24))
(exit (= (test-runner-fail-count (test-runner-current)) 0))
+
+;;; Local Variables:
+;;; eval: (put 'with-environment-variable 'scheme-indent-function 2)
+;;; End: