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authorLudovic Courtès <ludo@gnu.org>2014-02-10 23:30:09 +0100
committerLudovic Courtès <ludo@gnu.org>2014-02-10 23:36:42 +0100
commit99fbddf9a623757e39d88bfb431f8f7d6f24b75b (patch)
tree7617873f6bcbb9d326ccd4263b4e893c95680a2e /tests
parent829b1b253e96b4e26b6d8dd5a128dc0a53a30e96 (diff)
store: Change 'export-paths' to always export in topological order.
* guix/store.scm (export-paths): Pass PATHS through 'topologically-sorted' before iterating. * tests/store.scm ("export/import paths, ensure topological order"): New test.
Diffstat (limited to 'tests')
-rw-r--r--tests/store.scm19
1 files changed, 19 insertions, 0 deletions
diff --git a/tests/store.scm b/tests/store.scm
index a61d449fb4..7b0f3249d2 100644
--- a/tests/store.scm
+++ b/tests/store.scm
@@ -398,6 +398,25 @@ Deriver: ~a~%"
get-string-all))
files)))))))
+(test-assert "export/import paths, ensure topological order"
+ (let* ((file1 (add-text-to-store %store "foo" (random-text)))
+ (file2 (add-text-to-store %store "bar" (random-text)
+ (list file1)))
+ (files (list file1 file2))
+ (dump1 (call-with-bytevector-output-port
+ (cute export-paths %store (list file1 file2) <>)))
+ (dump2 (call-with-bytevector-output-port
+ (cute export-paths %store (list file2 file1) <>))))
+ (delete-paths %store files)
+ (and (every (negate file-exists?) files)
+ (bytevector=? dump1 dump2)
+ (let* ((source (open-bytevector-input-port dump1))
+ (imported (import-paths %store source)))
+ (and (equal? imported (list file1 file2))
+ (every file-exists? files)
+ (null? (references %store file1))
+ (equal? (list file1) (references %store file2)))))))
+
(test-assert "import corrupt path"
(let* ((text (random-text))
(file (add-text-to-store %store "text" text))