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author | Ludovic Courtès <ludo@gnu.org> | 2017-11-14 10:16:22 +0100 |
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committer | Ludovic Courtès <ludo@gnu.org> | 2020-05-16 00:34:41 +0200 |
commit | 644cb40cd83eff8a5bcdbd2d63887daa18228f41 (patch) | |
tree | e470f35ad20a8ad6805d2a8e7b03897bc10f6098 /tests | |
parent | d03001a31a6d460b712825640dba11e3f1a53a14 (diff) | |
download | guix-644cb40cd83eff8a5bcdbd2d63887daa18228f41.tar.gz guix-644cb40cd83eff8a5bcdbd2d63887daa18228f41.zip |
gexp: Add 'let-system'.
* guix/gexp.scm (<system-binding>): New record type.
(let-system): New macro.
(system-binding-compiler): New procedure.
(default-expander): Add 'self-quoting?' case.
(self-quoting?): New procedure.
(lower-inputs): Add 'filterm'. Pass the result of
'mapm/accumulate-builds' through FILTERM.
(gexp->sexp)[self-quoting?]: Remove.
* tests/gexp.scm ("let-system", "let-system, target")
("let-system, ungexp-native, target")
("let-system, nested"): New tests.
* doc/guix.texi (G-Expressions): Document it.
Diffstat (limited to 'tests')
-rw-r--r-- | tests/gexp.scm | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/tests/gexp.scm b/tests/gexp.scm index 6a42d3eb57..e073a7b816 100644 --- a/tests/gexp.scm +++ b/tests/gexp.scm @@ -321,6 +321,60 @@ (string=? result (string-append (derivation->output-path drv) "/bin/touch")))))) +(test-equal "let-system" + (list `(begin ,(%current-system) #t) '(system-binding) '() + 'low '() '()) + (let* ((exp #~(begin + #$(let-system system system) + #t)) + (low (run-with-store %store (lower-gexp exp)))) + (list (lowered-gexp-sexp low) + (match (gexp-inputs exp) + (((($ (@@ (guix gexp) <system-binding>)) "out")) + '(system-binding)) + (x x)) + (gexp-native-inputs exp) + 'low + (lowered-gexp-inputs low) + (lowered-gexp-sources low)))) + +(test-equal "let-system, target" + (list `(list ,(%current-system) #f) + `(list ,(%current-system) "aarch64-linux-gnu")) + (let ((exp #~(list #$@(let-system (system target) + (list system target))))) + (list (gexp->sexp* exp) + (gexp->sexp* exp "aarch64-linux-gnu")))) + +(test-equal "let-system, ungexp-native, target" + `(here it is: ,(%current-system) #f) + (let ((exp #~(here it is: #+@(let-system (system target) + (list system target))))) + (gexp->sexp* exp "aarch64-linux-gnu"))) + +(test-equal "let-system, nested" + (list `(system* ,(string-append "qemu-system-" (%current-system)) + "-m" "256") + '() + '(system-binding)) + (let ((exp #~(system* + #+(let-system (system target) + (file-append (@@ (gnu packages virtualization) + qemu) + "/bin/qemu-system-" + system)) + "-m" "256"))) + (list (match (gexp->sexp* exp) + (('system* command rest ...) + `(system* ,(and (string-prefix? (%store-prefix) command) + (basename command)) + ,@rest)) + (x x)) + (gexp-inputs exp) + (match (gexp-native-inputs exp) + (((($ (@@ (guix gexp) <system-binding>)) "out")) + '(system-binding)) + (x x))))) (test-assert "ungexp + ungexp-native" (let* ((exp (gexp (list (ungexp-native %bootstrap-guile) |