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inferior: Add 'lookup-inferior-packages'.

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* guix/inferior.scm (<inferior>)[packages, table]: New fields.
(open-inferior): Initialize these new fields.
(inferior-packages): Rename to...
(%inferior-packages): ... this.
(inferior-packages): New procedure; force the promise.
(%inferior-package-table, lookup-inferior-packages): New procedures.
* tests/inferior.scm ("lookup-inferior-packages")
("lookup-inferior-packages and eq?-ness"): New tests.
This commit is contained in:
Ludovic Courtès
2018-09-15 14:50:14 +02:00
parent 9daf046c5d
commit e1a4ffdab5
2 changed files with 70 additions and 6 deletions
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29
tests/inferior.scm
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@@ -79,6 +79,35 @@
(close-inferior inferior)
result))))
(test-equal "lookup-inferior-packages"
(let ((->list (lambda (package)
(list (package-name package)
(package-version package)
(package-location package)))))
(list (map ->list (find-packages-by-name "guile" #f))
(map ->list (find-packages-by-name "guile" "2.2"))))
(let* ((inferior (open-inferior %top-builddir
#:command "scripts/guix"))
(->list (lambda (package)
(list (inferior-package-name package)
(inferior-package-version package)
(inferior-package-location package))))
(lst1 (map ->list
(lookup-inferior-packages inferior "guile")))
(lst2 (map ->list
(lookup-inferior-packages inferior
"guile" "2.2"))))
(close-inferior inferior)
(list lst1 lst2)))
(test-assert "lookup-inferior-packages and eq?-ness"
(let* ((inferior (open-inferior %top-builddir
#:command "scripts/guix"))
(lst1 (lookup-inferior-packages inferior "guile"))
(lst2 (lookup-inferior-packages inferior "guile")))
(close-inferior inferior)
(every eq? lst1 lst2)))
(test-equal "inferior-package-derivation"
(map derivation-file-name
(list (package-derivation %store %bootstrap-guile "x86_64-linux")