io: assert errors before asserting content in I/O test
commit294bbbb4252ab5ff42d0e2c09f209c0bd7eb9748
authorDaniel P. Berrange <berrange@redhat.com>
Tue, 8 Mar 2016 15:37:29 +0000 (8 15:37 +0000)
committerDaniel P. Berrange <berrange@redhat.com>
Thu, 10 Mar 2016 17:10:18 +0000 (10 17:10 +0000)
tree639534d3a53a8c392cbb1026effd152b8972c0b2
parent256920eb94f4de9430122b7618b9c2a16cb2df32
io: assert errors before asserting content in I/O test

When checking the results of an I/O operation test, assert that
the error objects are NULL before asserting on the content. This
is found to give more useful indication of the problem when
diagnosing test failures.

Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
tests/io-channel-helpers.c