04/08: tests: base: Add host name resolution tests.

[Ludovic Courtès]

civodul pushed a commit to branch master
in repository guix.

commit 858d372c982594bf851d2b9cf82a9fa547c9651c
Author: Ludovic Courtès <address@hidden>
Date:   Mon Jun 27 21:03:28 2016 +0200

    tests: base: Add host name resolution tests.
    
    * gnu/tests/base.scm (run-basic-test)["host name resolution",
    "host not found"]: New tests.
---
 gnu/tests/base.scm |   21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/gnu/tests/base.scm b/gnu/tests/base.scm
index 4fe7798..5786da5 100644
--- a/gnu/tests/base.scm
+++ b/gnu/tests/base.scm
@@ -150,6 +150,27 @@ info --version")
                                 get-string-all)
                              marionette)))
 
+        (test-assert "host name resolution"
+          (match (marionette-eval
+                  '(begin
+                     ;; Wait for nscd or our requests go through it.
+                     (use-modules (gnu services herd))
+                     (start-service 'nscd)
+
+                     (list (getaddrinfo "localhost")
+                           (getaddrinfo #$(operating-system-host-name os))))
+                  marionette)
+            ((((? vector?) ..1) ((? vector?) ..1))
+             #t)
+            (x
+             (pk 'failure x #f))))
+
+        (test-equal "host not found"
+          #f
+          (marionette-eval
+           '(false-if-exception (getaddrinfo "does-not-exist"))
+           marionette))
+
         (test-assert "screendump"
           (begin
             (marionette-control (string-append "screendump " #$output