environment: Check configuration environment

* tests/environment.scm ("current-environment-mods-copy: empty")
("current-environment-mods: init", "append-environment-mods: basic")
("append-environment-mods: twice", "clear-environment-mods: effect")
("current-environment-mods-copy: basic"): New tests.

1 files changed, 54 insertions, 1 deletions

diff --git a/tests/environment.scm b/tests/environment.scm
index 1bc34a6..05ad3be 100644
--- a/tests/environment.scm
+++ b/tests/environment.scm
@@ -1,5 +1,5 @@
 ;;;; environment.scm -- tests for (mcron environment) module
-;;; Copyright © 2016 Mathieu Lirzin <mthl@gnu.org>
+;;; Copyright © 2016, 2018 Mathieu Lirzin <mthl@gnu.org>
 ;;;
 ;;; This file is part of GNU Mcron.
 ;;;
@@ -17,10 +17,63 @@
 ;;; along with GNU Mcron.  If not, see <http://www.gnu.org/licenses/>.
 
 (use-modules (srfi srfi-64)
+             (srfi srfi-111)
              (mcron environment))
 
 (test-begin "environment")
 
+;;; Check 'current-environment-mods' initial value which should be empty.
+(test-equal "current-environment-mods: init"
+  '()
+  (unbox (@@ (mcron environment) %current-environment-mods)))
+
+;;; Check 'current-environment-mods-copy' with an empty environment
+(test-assert "current-environment-mods-copy: empty"
+  (let* ((env (box '()))
+         (copy0 (get-current-environment-mods-copy #:environ env))
+         (copy1 (get-current-environment-mods-copy #:environ env)))
+    (set! copy1 (assoc-set! copy1 "FOO" "BAR"))
+    (and (equal? '() (unbox env))
+         (equal? '() copy0)
+         (equal? '(("FOO" . "BAR")) copy1))))
+
+;;; Check 'current-environment-mods-copy' with a basic environment
+(test-assert "current-environment-mods-copy: basic"
+  (let* ((init-env '(("a" . "1") ("b" . "2")))
+         (env (box init-env))
+         (copy0 (get-current-environment-mods-copy #:environ env))
+         (copy1 (get-current-environment-mods-copy #:environ env)))
+    (set! copy1 (assoc-set! copy1 "c" "3"))
+    (and (equal? init-env (unbox env))
+         (equal? init-env copy0)
+         (equal? `(("c" . "3") . ,init-env) copy1))))
+
+;;; Check 'append-environment-mods' basic call
+(test-equal "append-environment-mods: basic"
+  "BAR"
+  (let ((env (box '())))
+    (append-environment-mods "FOO" "BAR" #:environ env)
+    (assoc-ref (unbox env) "FOO")))
+
+;;; Check 'append-environment-mods' that when adding the same key twice the
+;;; later is placed after the previous one.
+(test-equal "append-environment-mods: twice"
+  '(("FOO" . "BAR") ("FOO" . "BAZ"))
+  (let ((env (box '())))
+    (append-environment-mods "FOO" "BAR" #:environ env)
+    (append-environment-mods "FOO" "BAZ" #:environ env)
+    (unbox env)))
+
+;;; Check 'clear-environment-mods' side effect
+(test-equal "clear-environment-mods: effect"
+  '()
+  (let ((env (box '())))
+    (append-environment-mods "FOO" "BAR" #:environ env)
+    (append-environment-mods "FOO" "BAZ" #:environ env)
+    (clear-environment-mods #:environ env)
+    (unbox env)))
+
+;;; Check 'modify-environment' basic call
 (test-assert "modifiy-environment: basic"
   (begin
     (modify-environment '(("FOO" . "bar")) (getpw))