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tests: Check file canonicalization for 'restore-file-set'.

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* guix/tests.scm (canonical-file?): New procedure.
* tests/nar.scm ("restore-file-set (signed, valid)"): Check that every
item of FILES matches 'canonical-file?'.
This commit is contained in:
Ludovic Courtès 2018-11-13 11:38:00 +01:00
parent 3ed56ad09b
commit 8390869811
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2 changed files with 13 additions and 1 deletions
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9
guix/tests.scm
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@ -36,6 +36,7 @@
random-text
random-bytevector
file=?
canonical-file?
network-reachable?
shebang-too-long?
mock
@ -150,6 +151,14 @@ too expensive to build entirely in the test store."
(else
(error "what?" (lstat a))))))
(define (canonical-file? file)
"Return #t if FILE is in the store, is read-only, and its mtime is 1."
(let ((st (lstat file)))
(or (not (string-prefix? (%store-prefix) file))
(eq? 'symlink (stat:type st))
(and (= 1 (stat:mtime st))
(zero? (logand #o222 (stat:mode st)))))))
(define (network-reachable?)
"Return true if we can reach the Internet."
(false-if-exception (getaddrinfo "www.gnu.org" "80" AI_NUMERICSERV)))