[bug#27650] [PATCH] tests: Add 'tailon-service-type' test.

[Christopher Baines <mail@cbaines.net>]

* gnu/local.mk (GNU_SYSTEM_MODULES): Add it.
* gnu/tests/web.scm: New file.
---
 gnu/local.mk        |  1 +
 gnu/tests/admin.scm | 96 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 97 insertions(+)
 create mode 100644 gnu/tests/admin.scm

diff --git a/gnu/local.mk b/gnu/local.mk
index 50fac3040..4bb7ce901 100644
--- a/gnu/local.mk
+++ b/gnu/local.mk
@@ -476,6 +476,7 @@ GNU_SYSTEM_MODULES =				\
   %D%/build/vm.scm				\
 						\
   %D%/tests.scm					\
+  %D%/tests/admin.scm				\
   %D%/tests/base.scm				\
   %D%/tests/dict.scm				\
   %D%/tests/nfs.scm				\
diff --git a/gnu/tests/admin.scm b/gnu/tests/admin.scm
new file mode 100644
index 000000000..5e2424bdb
--- /dev/null
+++ b/gnu/tests/admin.scm
@@ -0,0 +1,96 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2017 Christopher Baines <mail@cbaines.net>
+;;;
+;;; This file is part of GNU Guix.
+;;;
+;;; GNU Guix is free software; you can redistribute it and/or modify it
+;;; under the terms of the GNU General Public License as published by
+;;; the Free Software Foundation; either version 3 of the License, or (at
+;;; your option) any later version.
+;;;
+;;; GNU Guix is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;;; GNU General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
+
+(define-module (gnu tests admin)
+  #:use-module (gnu tests)
+  #:use-module (gnu system)
+  #:use-module (gnu system file-systems)
+  #:use-module (gnu system shadow)
+  #:use-module (gnu system vm)
+  #:use-module (gnu services)
+  #:use-module (gnu services admin)
+  #:use-module (gnu services networking)
+  #:use-module (guix gexp)
+  #:use-module (guix store)
+  #:use-module (guix monads)
+  #:export (%test-tailon))
+
+(define %tailon-os
+  ;; Operating system under test.
+  (simple-operating-system
+   (dhcp-client-service)
+   (service tailon-service-type)))
+
+(define* (run-tailon-test #:optional (http-port 8042))
+  "Run tests in %TAILON-OS, which has tailon running and listening on
+HTTP-PORT."
+  (mlet* %store-monad ((os ->   (marionette-operating-system
+                                 %tailon-os
+                                 #:imported-modules '((gnu services herd)
+                                                      (guix combinators))))
+                       (command (system-qemu-image/shared-store-script
+                                 os #:graphic? #f)))
+    (define test
+      (with-imported-modules '((gnu build marionette))
+        #~(begin
+            (use-modules (srfi srfi-11) (srfi srfi-64)
+                         (gnu build marionette)
+                         (web uri)
+                         (web client)
+                         (web response))
+
+            (define marionette
+              ;; Forward the guest's HTTP-PORT, where tailon is listening, to
+              ;; port 8080 in the host.
+              (make-marionette (list #$command "-net"
+                                     (string-append
+                                      "user,hostfwd=tcp::8080-:"
+                                      #$(number->string http-port)))))
+
+            (mkdir #$output)
+            (chdir #$output)
+
+            (test-begin "tailon")
+
+            ;; Wait for tailon to be up and running.
+            (test-eq "service running"
+              'running!
+              (marionette-eval
+               '(begin
+                  (use-modules (gnu services herd))
+                  (start-service 'tailon)
+                  'running!)
+               marionette))
+
+            (test-equal "http-get"
+              200
+              (let-values (((response text)
+                            (http-get "http://localhost:8080/"
+                                      #:decode-body? #t)))
+                (response-code response)))
+
+            (test-end)
+            (exit (= (test-runner-fail-count (test-runner-current)) 0)))))
+
+    (gexp->derivation "tailon-test" test)))
+
+(define %test-tailon
+  (system-test
+   (name "tailon")
+   (description "Connect to a running Tailon server.")
+   (value (run-tailon-test))))
-- 
2.13.1