+(skip-if-unsupported)
+(test-equal "container-excursion, same namespaces"
+ 42
+ ;; The parent and child are in the same namespaces. 'container-excursion'
+ ;; should notice that and avoid calling 'setns' since that would fail.
+ (container-excursion (getpid)
+ (lambda ()
+ (primitive-exit 42))))
+
+(skip-if-unsupported)
+(test-assert "container-excursion*"
+ (call-with-temporary-directory
+ (lambda (root)
+ (define (namespaces pid)
+ (let ((pid (number->string pid)))
+ (map (lambda (ns)
+ (readlink (string-append "/proc/" pid "/ns/" ns)))
+ '("user" "ipc" "uts" "net" "pid" "mnt"))))
+
+ (let* ((pid (run-container root '()
+ %namespaces 1
+ (lambda ()
+ (sleep 100))))
+ (expected (namespaces pid))
+ (result (container-excursion* pid
+ (lambda ()
+ (namespaces 1)))))
+ (kill pid SIGKILL)
+ (equal? result expected)))))
+
+(skip-if-unsupported)
+(test-equal "container-excursion*, same namespaces"
+ 42
+ (container-excursion* (getpid)
+ (lambda ()
+ (* 6 7))))
+
+(skip-if-unsupported)
+(test-equal "eval/container, exit status"
+ 42
+ (let* ((store (open-connection-for-tests))
+ (status (run-with-store store
+ (eval/container #~(exit 42)))))
+ (close-connection store)
+ (status:exit-val status)))
+
+(skip-if-unsupported)
+(test-assert "eval/container, writable user mapping"
+ (call-with-temporary-directory
+ (lambda (directory)
+ (define store
+ (open-connection-for-tests))
+ (define result
+ (string-append directory "/r"))
+ (define requisites*
+ (store-lift requisites))
+
+ (call-with-output-file result (const #t))
+ (run-with-store store
+ (mlet %store-monad ((status (eval/container
+ #~(begin
+ (use-modules (ice-9 ftw))
+ (call-with-output-file "/result"
+ (lambda (port)
+ (write (scandir #$(%store-prefix))
+ port))))
+ #:mappings
+ (list (file-system-mapping
+ (source result)
+ (target "/result")
+ (writable? #t)))))
+ (reqs (requisites*
+ (list (derivation->output-path
+ (%guile-for-build))))))
+ (close-connection store)
+ (return (and (zero? (pk 'status status))
+ (lset= string=? (cons* "." ".." (map basename reqs))
+ (pk (call-with-input-file result read))))))))))
+
+(skip-if-unsupported)
+(test-assert "eval/container, non-empty load path"
+ (call-with-temporary-directory
+ (lambda (directory)
+ (define store
+ (open-connection-for-tests))
+ (define result
+ (string-append directory "/r"))
+ (define requisites*
+ (store-lift requisites))
+
+ (mkdir result)
+ (run-with-store store
+ (mlet %store-monad ((status (eval/container
+ (with-imported-modules '((guix build utils))
+ #~(begin
+ (use-modules (guix build utils))
+ (mkdir-p "/result/a/b/c")))
+ #:mappings
+ (list (file-system-mapping
+ (source result)
+ (target "/result")
+ (writable? #t))))))
+ (close-connection store)
+ (return (and (zero? status)
+ (file-is-directory?
+ (string-append result "/a/b/c")))))))))