aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--gnu/services.scm3
-rw-r--r--tests/services.scm38
2 files changed, 21 insertions, 20 deletions
diff --git a/gnu/services.scm b/gnu/services.scm
index 234ee372b8..6f0f4d5bdc 100644
--- a/gnu/services.scm
+++ b/gnu/services.scm
@@ -183,8 +183,7 @@
(default &no-default-value))
;; Meta-data.
- (description service-type-description ;string
- (default #f))
+ (description service-type-description) ;string
(location service-type-location ;<location>
(default (and=> (current-source-location)
source-properties->location))
diff --git a/tests/services.scm b/tests/services.scm
index e64b3e8de8..8e35758209 100644
--- a/tests/services.scm
+++ b/tests/services.scm
@@ -30,8 +30,10 @@
(test-equal "services, default value"
'(42 123 234 error)
- (let* ((t1 (service-type (name 't1) (extensions '())))
+ (let* ((t1 (service-type (name 't1) (extensions '())
+ (description "")))
(t2 (service-type (name 't2) (extensions '())
+ (description "")
(default-value 42))))
(list (service-value (service t2))
(service-value (service t2 123))
@@ -40,13 +42,13 @@
(service t1)))))
(test-assert "service-back-edges"
- (let* ((t1 (service-type (name 't1) (extensions '())
+ (let* ((t1 (service-type (name 't1) (extensions '()) (description "")
(compose +) (extend *)))
- (t2 (service-type (name 't2)
+ (t2 (service-type (name 't2) (description "")
(extensions
(list (service-extension t1 (const '()))))
(compose +) (extend *)))
- (t3 (service-type (name 't3)
+ (t3 (service-type (name 't3) (description "")
(extensions
(list (service-extension t2 identity)
(service-extension t1 list)))))
@@ -63,16 +65,16 @@
;; from services of type T3; 'xyz 60' comes from the service of type T2,
;; where 60 = 15 × 4 = (1 + 2 + 3 + 4 + 5) × 4.
'(initial-value 5 4 3 2 1 xyz 60)
- (let* ((t1 (service-type (name 't1) (extensions '())
+ (let* ((t1 (service-type (name 't1) (extensions '()) (description "")
(compose concatenate)
(extend cons)))
- (t2 (service-type (name 't2)
+ (t2 (service-type (name 't2) (description "")
(extensions
(list (service-extension t1
(cut list 'xyz <>))))
(compose (cut reduce + 0 <>))
(extend *)))
- (t3 (service-type (name 't3)
+ (t3 (service-type (name 't3) (description "")
(extensions
(list (service-extension t2 identity)
(service-extension t1 list)))))
@@ -86,10 +88,10 @@
(service-value r))))
(test-assert "fold-services, ambiguity"
- (let* ((t1 (service-type (name 't1) (extensions '())
+ (let* ((t1 (service-type (name 't1) (extensions '()) (description "")
(compose concatenate)
(extend cons)))
- (t2 (service-type (name 't2)
+ (t2 (service-type (name 't2) (description "")
(extensions
(list (service-extension t1 list)))))
(s (service t2 42)))
@@ -105,8 +107,8 @@
#f)))
(test-assert "fold-services, missing target"
- (let* ((t1 (service-type (name 't1) (extensions '())))
- (t2 (service-type (name 't2)
+ (let* ((t1 (service-type (name 't1) (extensions '()) (description "")))
+ (t2 (service-type (name 't2) (description "")
(extensions
(list (service-extension t1 list)))))
(s (service t2 42)))
@@ -119,11 +121,11 @@
#f)))
(test-assert "instantiate-missing-services"
- (let* ((t1 (service-type (name 't1) (extensions '())
+ (let* ((t1 (service-type (name 't1) (extensions '()) (description "")
(default-value 'dflt)
(compose concatenate)
(extend cons)))
- (t2 (service-type (name 't2)
+ (t2 (service-type (name 't2) (description "")
(extensions
(list (service-extension t1 list)))))
(s1 (service t1 'hey!))
@@ -135,17 +137,17 @@
(instantiate-missing-services (list s1 s2))))))
(test-assert "instantiate-missing-services, indirect"
- (let* ((t1 (service-type (name 't1) (extensions '())
+ (let* ((t1 (service-type (name 't1) (extensions '()) (description "")
(default-value 'dflt)
(compose concatenate)
(extend cons)))
- (t2 (service-type (name 't2)
+ (t2 (service-type (name 't2) (description "")
(default-value 'dflt2)
(compose concatenate)
(extend cons)
(extensions
(list (service-extension t1 list)))))
- (t3 (service-type (name 't3)
+ (t3 (service-type (name 't3) (description "")
(extensions
(list (service-extension t2 list)))))
(s1 (service t1))
@@ -160,8 +162,8 @@
(instantiate-missing-services (list s2 s3))))))
(test-assert "instantiate-missing-services, no default value"
- (let* ((t1 (service-type (name 't1) (extensions '())))
- (t2 (service-type (name 't2)
+ (let* ((t1 (service-type (name 't1) (extensions '()) (description "")))
+ (t2 (service-type (name 't2) (description "")
(extensions
(list (service-extension t1 list)))))
(s (service t2 42)))