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+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2020 Maxim Cournoyer <maxim.cournoyer@gmail.com>
+;;;
+;;; 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 (tests offload)
+ #:use-module (guix scripts offload)
+ #:use-module (srfi srfi-64))
+
+
+(test-begin "offload")
+
+(define-syntax-rule (expose-internal-definitions s1 s2 ...)
+ (begin
+ (define s1 (@@ (guix scripts offload) s1))
+ (define s2 (@@ (guix scripts offload) s2)) ...))
+
+(expose-internal-definitions machine-matches?
+ build-requirements-system
+ build-requirements-features
+ build-machine-system
+ build-machine-systems
+ %build-machine-system
+ %build-machine-systems
+ build-machine-features)
+
+(define (deprecated-build-machine system)
+ (build-machine
+ (name "m1")
+ (user "dummy")
+ (host-key "some-key")
+ (system system)))
+
+(define (new-build-machine systems)
+ (build-machine
+ (name "m1")
+ (user "dummy")
+ (host-key "some-key")
+ (systems systems)))
+
+;;; Test that deprecated build-machine definitions still work.
+(test-assert (machine-matches? (deprecated-build-machine "i686-linux")
+ (build-requirements
+ (system "i686-linux"))))
+
+
+(test-assert (machine-matches? (new-build-machine '("i686-linux"))
+ (build-requirements
+ (system "i686-linux"))))
+
+;;; A build machine can act as more than one system type, thanks to QEMU
+;;; emulation.
+(test-assert (machine-matches? (new-build-machine '("armhf-linux"
+ "aarch64-linux"
+ "i686-linux"
+ "x86_64-linux"))
+ (build-requirements
+ (system "armhf-linux"))))