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oe-selftest: devtool: add a proper test to see if tap devices exist 

Check up front in test_devtool_deploy_target whether the tap devices
exist and skip if not. If we don't do this we get a significantly less
comprehensible error via pexpect.

(From OE-Core rev: 2258345e19efff7717fe19a5026ec55f1b6f90b6)

Signed-off-by: Paul Eggleton <paul.eggleton@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Paul Eggleton 2015-05-07 14:52:25 +01:00 committed by Richard Purdie
parent 1f15117404
commit 4a711028c7
1 changed files with 10 additions and 0 deletions
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10
meta/lib/oeqa/selftest/devtool.py
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@ -587,6 +587,16 @@ class DevtoolTests(oeSelfTest):
self.skipTest('This test only works with qemu machines')
if not os.path.exists('/etc/runqemu-nosudo'):
self.skipTest('You must set up tap devices with scripts/runqemu-gen-tapdevs before running this test')
result = runCmd('PATH="$PATH:/sbin:/usr/sbin" ip tuntap show', ignore_status=True)
if result.status != 0:
result = runCmd('PATH="$PATH:/sbin:/usr/sbin" ifconfig -a', ignore_status=True)
if result.status != 0:
self.skipTest('Failed to determine if tap devices exist with ifconfig or ip: %s' % result.output)
for line in result.output.splitlines():
if line.startswith('tap'):
break
else:
self.skipTest('No tap devices found - you must set up tap devices with scripts/runqemu-gen-tapdevs before running this test')
workspacedir = os.path.join(self.builddir, 'workspace')
self.assertTrue(not os.path.exists(workspacedir), 'This test cannot be run with a workspace directory under the build directory')
import pexpect