tests: xvnc: Group up GDM test and use GNU Ocrad instead of Tesseract.

* gnu/tests/vnc.scm (run-xvnc-test): Group up GDM test.  Use GNU Ocrad.

Signed-off-by: Maxim Cournoyer <maxim.cournoyer@gmail.com>
Modified-by: Maxim Cournoyer <maxim.cournoyer@gmail.com>
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Bruno Victal 2023-06-30 14:58:14 +01:00 committed by Maxim Cournoyer
parent ab2abe16de
commit 9542429299
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@ -1,5 +1,6 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2022 Maxim Cournoyer <maxim.cournoyer@gmail.com>.
;;; Copyright © 2023 Bruno Victal <mirai@makinata.eu>
;;;
;;; This file is part of GNU Guix.
;;;
@ -104,6 +105,8 @@
(operating-system os)
(memory-size 1024)))
(define ocr (file-append ocrad "/bin/ocrad"))
(define test
(with-imported-modules (source-module-closure
'((gnu build marionette)
@ -152,43 +155,48 @@ gsettings get org.gnome.settings-daemon.plugins.power sleep-inactive-ac-type \
| grep -Fq nothing"))
marionette))
(test-assert "vnc lands on the gdm login screen"
(test-group "vnc lands on the gdm login screen"
;; This test runs vncviewer on the local VM and verifies that it
;; manages to access the GDM login screen (via XDMCP).
(begin
(define (ratpoison-abort)
(marionette-control "sendkey ctrl-g" marionette))
(define (ratpoison-abort)
(marionette-control "sendkey ctrl-g" marionette))
(define (ratpoison-help)
(marionette-control "sendkey ctrl-t" marionette)
(marionette-type "?" marionette)
(sleep 1)) ;wait for help screen to appear
(define (ratpoison-help)
(marionette-control "sendkey ctrl-t" marionette)
(marionette-type "?" marionette)
(sleep 1)) ;wait for help screen to appear
(define (ratpoison-exec command)
(marionette-control "sendkey ctrl-t" marionette)
(marionette-type "!" marionette)
(marionette-type (string-append command "\n") marionette))
(define (ratpoison-exec command)
(marionette-control "sendkey ctrl-t" marionette)
(marionette-type "!" marionette)
(marionette-type (string-append command "\n") marionette))
;; Wait until the ratpoison help screen can be displayed; this
;; means the window manager is ready.
;; Wait until the ratpoison help screen can be displayed; this
;; means the window manager is ready.
;; XXX: The letters are half of the height preferred by
;; GNU Ocrad, scale it by 2.
(test-assert "window manager is ready"
(wait-for-screen-text marionette
(cut string-contains <> "key bindings")
#:ocr #$(file-append tesseract-ocr
"/bin/tesseract")
#:ocr #$ocr
#:ocr-arguments '("--scale=2")
#:pre-action ratpoison-help
#:post-action ratpoison-abort)
#:post-action ratpoison-abort))
;; Run vncviewer and expect the GDM login screen (accessed via
;; XDMCP). This can take a while to appear on slower machines.
(ratpoison-exec "vncviewer localhost:5905")
;; XXX: tesseract narrowly recognizes "Guix" as "uix" from the
;; background image; ocrad fares worst. Sadly, 'Username' is
;; not recognized at all.
;; Run vncviewer and expect the GDM login screen (accessed via
;; XDMCP). This can take a while to appear on slower machines.
(ratpoison-exec "vncviewer localhost:5905")
(test-assert "GDM login screen ready"
;; XXX: The '--invert' argument as the sole option to GNU
;; Ocrad is required for it to recognize "Guix" from the
;; background image. 'Username' from the UI would be a better
;; choice but is not recognized at all.
(wait-for-screen-text marionette
(cut string-contains <> "uix")
#:ocr #$(file-append tesseract-ocr
"/bin/tesseract")
#:timeout 120)))
(cut string-contains <> "Guix")
#:ocr #$ocr
#:ocr-arguments '("--invert")
#:timeout 120))) ;for slow systems
(test-end)))))