10/131: gnu: python-pyfakefs: Disable unreliable test

[guix-commits]

apteryx pushed a commit to branch cu/farewell-to-pythonpath
in repository guix.

commit 6066ef5f4a9fdf3532af15e10ef02ec79a390a6a
Author: Lars-Dominik Braun <lars@6xq.net>
AuthorDate: Mon Jan 11 14:44:02 2021 +0100

    gnu: python-pyfakefs: Disable unreliable test
    
    * gnu/packages/check.scm (python-pyfakefs) [arguments]: Add new phase to
    skip single test.
---
 gnu/packages/check.scm | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/gnu/packages/check.scm b/gnu/packages/check.scm
index ce00927..41571d1 100644
--- a/gnu/packages/check.scm
+++ b/gnu/packages/check.scm
@@ -2756,13 +2756,21 @@ grew out of the @dfn{Vc} project.")
     (arguments
      `(#:phases
        (modify-phases %standard-phases
+         (add-after 'unpack 'patch-testsuite
+           (lambda _
+             ;; Time difference is larger than expected.
+             (substitute* "pyfakefs/tests/fake_filesystem_unittest_test.py"
+               (("(\\s+)def test_copy_real_file" all indent)
+                (string-append
+                  indent
+                  "@unittest.skip('disabled by guix')\n"
+                  all)))))
          ;; The default test suite does not run these extra tests.
          (add-after 'check 'check-pytest-plugin
            (lambda _
              (invoke
               "python" "-m" "pytest"
-              "pyfakefs/pytest_tests/pytest_plugin_test.py")
-             #t)))))
+              "pyfakefs/pytest_tests/pytest_plugin_test.py"))))))
     (native-inputs
      `(("python-pytest" ,python-pytest)))
     (build-system python-build-system)