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02/02: tests: Mock up http-fetch.


From: Ricardo Wurmus
Subject: 02/02: tests: Mock up http-fetch.
Date: Sun, 18 Dec 2016 12:39:32 +0000 (UTC)

rekado pushed a commit to branch master
in repository guix.

commit 662a1aa6b049d29977cfc376d4a185a3e8be4a07
Author: Ricardo Wurmus <address@hidden>
Date:   Sun Dec 18 13:38:01 2016 +0100

    tests: Mock up http-fetch.
    
    This is a follow-up to commit 63773200d7ac68fcaee6efd9ffe8ea7aa3fafa38.
    
    * tests/cpan.scm ("cpan->guix-package"): Add mock definition of
    http-fetch.
---
 tests/cpan.scm |   63 +++++++++++++++++++++++++++++++-------------------------
 1 file changed, 35 insertions(+), 28 deletions(-)

diff --git a/tests/cpan.scm b/tests/cpan.scm
index 56effc7..0c28a74 100644
--- a/tests/cpan.scm
+++ b/tests/cpan.scm
@@ -68,37 +68,44 @@
              (lambda ()
                (display
                 (match url
-                  ("https://api.metacpan.org/release/Foo-Bar";
-                   test-json)
-                  ("https://api.metacpan.org/module/Test::Script";
-                   "{ \"distribution\" : \"Test-Script\" }")
                   ("http://example.com/Foo-Bar-0.1.tar.gz";
                    test-source)
                   (_ (error "Unexpected URL: " url))))))))
-    (match (cpan->guix-package "Foo::Bar")
-      (('package
-         ('name "perl-foo-bar")
-         ('version "0.1")
-         ('source ('origin
-                    ('method 'url-fetch)
-                    ('uri ('string-append "http://example.com/Foo-Bar-";
-                                          'version ".tar.gz"))
-                    ('sha256
-                     ('base32
-                      (? string? hash)))))
-         ('build-system 'perl-build-system)
-         ('inputs
-          ('quasiquote
-           (("perl-test-script" ('unquote 'perl-test-script)))))
-         ('home-page "http://search.cpan.org/dist/Foo-Bar";)
-         ('synopsis "Fizzle Fuzz")
-         ('description 'fill-in-yourself!)
-         ('license (package-license perl)))
-       (string=? (bytevector->nix-base32-string
-                  (call-with-input-string test-source port-sha256))
-                 hash))
-      (x
-       (pk 'fail x #f)))))
+        (mock ((guix http-client) http-fetch
+               (lambda (url)
+                 (match url
+                   ("https://api.metacpan.org/release/Foo-Bar";
+                    (values (open-input-string test-json)
+                            (string-length test-json)))
+                   
("https://api.metacpan.org/module/Test::Script?fields=distribution";
+                    (let ((result "{ \"distribution\" : \"Test-Script\" }"))
+                      (values (open-input-string result)
+                              (string-length result))))
+                   (_ (error "Unexpected URL: " url)))))
+              (match (cpan->guix-package "Foo::Bar")
+                (('package
+                   ('name "perl-foo-bar")
+                   ('version "0.1")
+                   ('source ('origin
+                              ('method 'url-fetch)
+                              ('uri ('string-append 
"http://example.com/Foo-Bar-";
+                                                    'version ".tar.gz"))
+                              ('sha256
+                               ('base32
+                                (? string? hash)))))
+                   ('build-system 'perl-build-system)
+                   ('inputs
+                    ('quasiquote
+                     (("perl-test-script" ('unquote 'perl-test-script)))))
+                   ('home-page "http://search.cpan.org/dist/Foo-Bar";)
+                   ('synopsis "Fizzle Fuzz")
+                   ('description 'fill-in-yourself!)
+                   ('license (package-license perl)))
+                 (string=? (bytevector->nix-base32-string
+                            (call-with-input-string test-source port-sha256))
+                           hash))
+                (x
+                 (pk 'fail x #f))))))
 
 (test-equal "source-url-http"
   ((@@ (guix import cpan) cpan-source-url)



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