[gnome-continuous-yocto/gnomeostree-3.28-rocko: 1575/8267] oeqa/selftest/signing: check that we have GPG in setup

[Emmanuele Bassi <ebassi src gnome org>]

commit 1b4dc787b88551a9c56f71f3f694e83bd0602ace
Author: Ross Burton <ross burton intel com>
Date:   Thu Jul 21 18:15:47 2016 +0100

    oeqa/selftest/signing: check that we have GPG in setup
    
    (From OE-Core rev: 6eb6fde2567a2692afccb7ee0546b2c992c168aa)
    
    Signed-off-by: Ross Burton <ross burton intel com>
    Signed-off-by: Richard Purdie <richard purdie linuxfoundation org>

 meta/lib/oeqa/selftest/signing.py |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/meta/lib/oeqa/selftest/signing.py b/meta/lib/oeqa/selftest/signing.py
index beafd63..4c12d6d 100644
--- a/meta/lib/oeqa/selftest/signing.py
+++ b/meta/lib/oeqa/selftest/signing.py
@@ -17,6 +17,10 @@ class Signing(oeSelfTest):
 
     @classmethod
     def setUpClass(cls):
+        # Check that we can find the gpg binary and fail early if we can't
+        if not shutil.which("gpg"):
+            raise AssertionError("This test needs GnuPG")
+
         cls.gpg_home_dir = tempfile.TemporaryDirectory(prefix="oeqa-signing-")
         cls.gpg_dir = cls.gpg_home_dir.name