92 lines
3.7 KiB
Scheme
92 lines
3.7 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2015 Ludovic Courtès <ludo@gnu.org>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (test-services)
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#:use-module (gnu services)
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#:use-module (srfi srfi-1)
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#:use-module (srfi srfi-26)
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#:use-module (srfi srfi-34)
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#:use-module (srfi srfi-64))
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(test-begin "services")
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(test-equal "fold-services"
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;; Make sure 'fold-services' returns the right result. The numbers come
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;; from services of type T3; 'xyz 60' comes from the service of type T2,
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;; where 60 = 15 × 4 = (1 + 2 + 3 + 4 + 5) × 4.
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'(initial-value 5 4 3 2 1 xyz 60)
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(let* ((t1 (service-type (name 't1) (extensions '())
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(compose concatenate)
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(extend cons)))
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(t2 (service-type (name 't2)
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(extensions
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(list (service-extension t1
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(cut list 'xyz <>))))
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(compose (cut reduce + 0 <>))
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(extend *)))
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(t3 (service-type (name 't3)
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(extensions
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(list (service-extension t2 identity)
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(service-extension t1 list)))))
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(r (fold-services (cons* (service t1 'initial-value)
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(service t2 4)
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(map (lambda (x)
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(service t3 x))
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(iota 5 1)))
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#:target-type t1)))
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(and (eq? (service-kind r) t1)
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(service-parameters r))))
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(test-assert "fold-services, ambiguity"
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(let* ((t1 (service-type (name 't1) (extensions '())
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(compose concatenate)
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(extend cons)))
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(t2 (service-type (name 't2)
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(extensions
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(list (service-extension t1 list)))))
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(s (service t2 42)))
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(guard (c ((ambiguous-target-service-error? c)
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(and (eq? (ambiguous-target-service-error-target-type c)
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t1)
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(eq? (ambiguous-target-service-error-service c)
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s))))
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(fold-services (list (service t1 'first)
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(service t1 'second)
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s)
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#:target-type t1)
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#f)))
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(test-assert "fold-services, missing target"
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(let* ((t1 (service-type (name 't1) (extensions '())))
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(t2 (service-type (name 't2)
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(extensions
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(list (service-extension t1 list)))))
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(s (service t2 42)))
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(guard (c ((missing-target-service-error? c)
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(and (eq? (missing-target-service-error-target-type c)
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t1)
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(eq? (missing-target-service-error-service c)
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s))))
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(fold-services (list s) #:target-type t1)
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#f)))
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(test-end)
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(exit (= (test-runner-fail-count (test-runner-current)) 0))
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