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Diffstat (limited to 'gnu/tests/image.scm')
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diff --git a/gnu/tests/image.scm b/gnu/tests/image.scm new file mode 100644 index 0000000000..99d34b7670 --- /dev/null +++ b/gnu/tests/image.scm @@ -0,0 +1,270 @@ +;;; GNU Guix --- Functional package management for GNU +;;; Copyright © 2022 Mathieu Othacehe <othacehe@gnu.org> +;;; +;;; 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 image) + #:use-module (gnu) + #:use-module (gnu image) + #:use-module (gnu tests) + #:autoload (gnu system image) (system-image root-offset) + #:use-module (gnu system uuid) + #:use-module (gnu system vm) + #:use-module (gnu packages guile) + #:use-module (gnu packages guile-xyz) + #:use-module (guix gexp) + #:use-module (guix monads) + #:use-module (ice-9 format) + #:export (%test-images)) + +;;; Commentary: +;;; +;;; This module provides tests for the image creation process that is +;;; performed by "genimage" under the hood. +;;; +;;; The image partitionment is checked using Guile-Parted. The content of the +;;; images is out of the scope of this module. Other test modules such as +;;; (gnu tests installation) make sure that the produced images are viable. +;;; +;;; Code: + +;; A dummy initializer creating a simple file in the partition. +(define dummy-initializer + #~(lambda* (root . rest) + (mkdir root) + (call-with-output-file + (string-append root "/test") + (lambda (port) + (format port "content"))))) + +(define %simple-efi-os + (operating-system + (inherit %simple-os) + (bootloader (bootloader-configuration + (bootloader grub-efi-bootloader) + (targets '("/boot/efi")))))) + +;; An MBR disk image with a single ext4 partition. +(define i1 + (image + (format 'disk-image) + (operating-system %simple-os) + (partitions + (list + (partition + (size (* 1024 1024)) ;1MiB + (offset root-offset) + (label "test") + (file-system "ext4") + (flags '(boot)) + (initializer dummy-initializer)))))) + +;; A GPT disk image with a single ext4 partition. +(define i2 + (image + (format 'disk-image) + (operating-system %simple-efi-os) + (partition-table-type 'gpt) + (partitions + (list + (partition + (size (* 1024 1024)) ;1MiB + (offset root-offset) + (label "test") + (file-system "ext4") + (flags '(boot)) + (initializer dummy-initializer)))))) + +;; An MBR disk image with multiple ext4 partitions. +(define i3 + (image + (format 'disk-image) + (operating-system %simple-os) + (partitions + (list + (partition + (size (* 1024 1024)) ;1MiB + (offset root-offset) + (label "test") + (file-system "ext4") + (flags '(boot)) + (initializer dummy-initializer)) + (partition + (size (* 1024 1024)) ;1MiB + (label "test2") + (file-system "ext4") + (flags '()) + (initializer dummy-initializer)))))) + +;; A GPT disk image with multiple ext4 partitions. +(define i4 + (image + (format 'disk-image) + (operating-system %simple-efi-os) + (partition-table-type 'gpt) + (partitions + (list + (partition + (size (* 1024 1024)) ;1MiB + (offset root-offset) + (label "test") + (file-system "ext4") + (flags '(boot)) + (initializer dummy-initializer)) + (partition + (size (* 1024 1024)) ;1MiB + (label "test2") + (file-system "ext4") + (flags '()) + (initializer dummy-initializer)))))) + +;; A GPT disk image with fat32 and ext4 partitions. +(define i5 + (image + (format 'disk-image) + (operating-system %simple-efi-os) + (partition-table-type 'gpt) + (partitions + (list + (partition + (size (* 1024 1024 128)) ;128MiB + (offset root-offset) + (label "test") + (file-system "fat32") + (flags '(esp)) + (initializer dummy-initializer)) + (partition + (size (* 1024 1024 256)) ;256MiB + (label "test2") + (file-system "ext4") + (flags '(boot)) + (initializer dummy-initializer)))))) + +(define (run-images-test) + (define test + (with-imported-modules '((srfi srfi-64) + (gnu build marionette)) + (with-extensions (list guile-parted guile-bytestructures) + #~(begin + (use-modules (gnu build marionette) + (srfi srfi-1) + (srfi srfi-26) + (srfi srfi-64) + (parted)) + + (define (image->disk img) + (disk-new (get-device img))) + + (test-runner-current (system-test-runner #$output)) + (test-begin "images") + + ;; Image i1. + (define i1-image + #$(system-image i1)) + (define d1-device + (get-device i1-image)) + + (test-equal "msdos" + (disk-type-name (disk-probe d1-device))) + + (test-equal 1 + (disk-get-primary-partition-count (disk-new d1-device))) + + (test-assert + (let* ((disk (disk-new d1-device)) + (partitions (disk-partitions disk)) + (boot-partition (find normal-partition? partitions))) + (partition-get-flag boot-partition PARTITION-FLAG-BOOT))) + + ;; Image i2. + (define i2-image + #$(system-image i2)) + (define d2-device + (get-device i2-image)) + + (test-equal "gpt" + (disk-type-name (disk-probe d2-device))) + + (test-equal 1 + (disk-get-primary-partition-count (disk-new d2-device))) + + (test-equal "test" + (let* ((disk (disk-new d2-device)) + (partitions (disk-partitions disk)) + (boot-partition (find normal-partition? partitions))) + (partition-get-name boot-partition))) + + ;; Image i3. + (define i3-image + #$(system-image i3)) + (define d3-device + (get-device i3-image)) + + (test-equal "msdos" + (disk-type-name (disk-probe d3-device))) + + (test-equal 2 + (disk-get-primary-partition-count (disk-new d3-device))) + + ;; Image i4. + (define i4-image + #$(system-image i4)) + (define d4-device + (get-device i4-image)) + + (test-equal "gpt" + (disk-type-name (disk-probe d4-device))) + + (test-equal 2 + (disk-get-primary-partition-count (disk-new d4-device))) + + ;; Image i5. + (define i5-image + #$(system-image i5)) + (define d5-device + (get-device i5-image)) + + (define (sector->byte sector) + (/ (* sector (device-sector-size d5-device)) + MEBIBYTE-SIZE)) + + (test-equal "gpt" + (disk-type-name (disk-probe d5-device))) + + (test-equal 2 + (disk-get-primary-partition-count (disk-new d5-device))) + + (test-equal '("fat32" "ext4") + (map (compose filesystem-type-name partition-fs-type) + (filter data-partition? + (disk-partitions (disk-new d5-device))))) + + ;; The first partition has a 1MiB offset has a 128MiB size. The + ;; second partition should then start at 129MiB. + (test-equal '(1 129) + (map (compose sector->byte partition-start) + (filter data-partition? + (disk-partitions (disk-new d5-device))))) + + (test-end))))) + + (gexp->derivation "images-test" test)) + +(define %test-images + (system-test + (name "images") + (description "Build and test basic system images.") + (value (run-images-test)))) |