These tests require a gpg agent to run, and are difficult to get to work right
in Guix's environment.  For more details, see:
  https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=713074
  https://bugs.launchpad.net/pygpgme/+bug/999949

--- pygpgme-0.3/tests/test_encrypt_decrypt.py	2012-02-28 19:10:28.000000000 -0800
+++ pygpgme-0.3/tests/test_encrypt_decrypt.py	2016-02-05 10:21:58.966685384 -0800
@@ -125,7 +125,7 @@
         ctx.decrypt(ciphertext, plaintext)
         self.assertEqual(plaintext.getvalue(), b'Hello World\n')
 
-    def test_encrypt_symmetric(self):
+    def skip_test_encrypt_symmetric(self):
         plaintext = BytesIO(b'Hello World\n')
         ciphertext = BytesIO()
         def passphrase(uid_hint, passphrase_info, prev_was_bad, fd):

--- pygpgme-0.3/tests/test_passphrase.py	2012-02-28 19:04:17.000000000 -0800
+++ pygpgme-0.3/tests/test_passphrase.py	2016-02-05 10:21:47.990630956 -0800
@@ -30,7 +30,7 @@
 
     import_keys = ['passphrase.pub', 'passphrase.sec']
 
-    def test_sign_without_passphrase_cb(self):
+    def skip_test_sign_without_passphrase_cb(self):
         ctx = gpgme.Context()
         key = ctx.get_key('EFB052B4230BBBC51914BCBB54DCBBC8DBFB9EB3')
         ctx.signers = [key]
@@ -51,7 +51,7 @@
         self.prev_was_bad = prev_was_bad
         os.write(fd, b'test\n')
 
-    def test_sign_with_passphrase_cb(self):
+    def skip_test_sign_with_passphrase_cb(self):
         ctx = gpgme.Context()
         key = ctx.get_key('EFB052B4230BBBC51914BCBB54DCBBC8DBFB9EB3')
         ctx.signers = [key]

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<div class='path'>path: <a href='/guix/log/?id=720a4adc91c632e097d9e064ce8e95617cf76fb0'>root</a>/<a href='/guix/log/tests?id=720a4adc91c632e097d9e064ce8e95617cf76fb0'>tests</a>/<a href='/guix/log/tests/guix-gc.sh?id=720a4adc91c632e097d9e064ce8e95617cf76fb0'>guix-gc.sh</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/tests/guix-gc.sh?id=720a4adc91c632e097d9e064ce8e95617cf76fb0&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2019-04-10 17:09:47 +0200'>2019-04-10</span></td><td><a href='/guix/commit/tests/guix-gc.sh?id=bacf980c76c94e7bda86220ca4bf662d0e34a45a'>guix gc: Add '--list-roots'.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/scripts/gc.scm (show-help, %options): Add '--list-roots'.
(guix-gc)[list-roots]: New procedure.
Handle '--list-roots'.
* tests/guix-gc.sh: Test it.
* doc/guix.texi (Invoking guix gc): Document it.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-03-27 14:51:44 +0200'>2018-03-27</span></td><td><a href='/guix/commit/tests/guix-gc.sh?id=8980eea5ab6f89e7649d9abf0be2a9d49156f7d2'>guix gc: Add '--derivers'.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/scripts/gc.scm (show-help, %options): Add '--derivers'.
(guix-gc): Handle 'list-derivers'.
* tests/guix-gc.sh: Add test.
* doc/guix.texi (Invoking guix gc): Document it.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2017-12-18 23:17:30 +0100'>2017-12-18</span></td><td><a href='/guix/commit/tests/guix-gc.sh?id=3caab236c49012643ab46afd7e82a287ec413ee8'>guix gc: '--verify=foo' is reported as an error.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes &lt;https://bugs.gnu.org/29761&gt;.
Reported by Martin Castillo &lt;castilma@uni-bremen.de&gt;.

* guix/scripts/gc.scm (argument-&gt;verify-options): New procedure.
(%options) ["verify"]: Adjust to use it.
* tests/guix-gc.sh: Add test.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2017-11-13 10:10:13 +0100'>2017-11-13</span></td><td><a href='/guix/commit/tests/guix-gc.sh?id=ff23b47dbee038236386ddc2ed2fff4c77ad3aa1'>tests: 'guix-gc.sh' passes even when 'out' or 'drv' are defined as env vars.</a><span class='msg-avail'>...<span class='msg-tooltip'>This fixes a test failure exhibited by
fb17a89912c2a3738dae716e30481c11e1c6f0ac whereby assignments to 'out' in
guix-gc.sh would go to the 'out' environment variable, when it exists,
which in turn prevents garbage collection of $out.

* tests/guix-gc.sh: Add 'unset' invocations.
</span></span></td><td>Ludovic Courtès</td></tr>