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Add delta support to the update test harness.

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Change-Id: I94159ac5468dd486123f7cb00da29526b5857d8f

BUG=8192
TEST=Tested with other CL's.

Review URL: http://codereview.chromium.org/4170004
This commit is contained in:
Chris Sosa 2010-10-26 21:42:47 -07:00
parent 8e3e834e4a
commit 54f3b0bbd6
1 changed files with 18 additions and 0 deletions
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18
bin/cros_au_test_harness.py
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@ -33,6 +33,8 @@ _VERIFY_SUITE = 'suite_Smoke'
class AUTest(object): class AUTest(object):
"""Abstract interface that defines an Auto Update test.""" """Abstract interface that defines an Auto Update test."""
source_image = ''
use_delta_updates = False
def setUp(self): def setUp(self):
unittest.TestCase.setUp(self) unittest.TestCase.setUp(self)
@ -129,11 +131,15 @@ class AUTest(object):
# with the dev channel. # with the dev channel.
percent_passed = self.VerifyImage(10) percent_passed = self.VerifyImage(10)
if self.use_delta_updates: self.source_image = base_image_path
# Update to - all tests should pass on new image. # Update to - all tests should pass on new image.
Info('Updating from base image on vm to target image.') Info('Updating from base image on vm to target image.')
self.UpdateImage(target_image_path) self.UpdateImage(target_image_path)
self.VerifyImage(100) self.VerifyImage(100)
if self.use_delta_updates: self.source_image = target_image_path
# Update from - same percentage should pass that originally passed. # Update from - same percentage should pass that originally passed.
Info('Updating from updated image on vm back to base image.') Info('Updating from updated image on vm back to base image.')
self.UpdateImage(base_image_path) self.UpdateImage(base_image_path)
@ -154,11 +160,15 @@ class AUTest(object):
# with the dev channel. # with the dev channel.
percent_passed = self.VerifyImage(10) percent_passed = self.VerifyImage(10)
if self.use_delta_updates: self.source_image = base_image_path
# Update to - all tests should pass on new image. # Update to - all tests should pass on new image.
Info('Updating from base image on vm to target image and wiping stateful.') Info('Updating from base image on vm to target image and wiping stateful.')
self.UpdateImage(target_image_path, 'clean') self.UpdateImage(target_image_path, 'clean')
self.VerifyImage(100) self.VerifyImage(100)
if self.use_delta_updates: self.source_image = target_image_path
# Update from - same percentage should pass that originally passed. # Update from - same percentage should pass that originally passed.
Info('Updating from updated image back to base image and wiping stateful.') Info('Updating from updated image back to base image and wiping stateful.')
self.UpdateImage(base_image_path, 'clean') self.UpdateImage(base_image_path, 'clean')
@ -185,6 +195,7 @@ class RealAUTest(unittest.TestCase, AUTest):
'--remote=%s' % remote, '--remote=%s' % remote,
stateful_change_flag, stateful_change_flag,
'--verify', '--verify',
'--src_image=%s' % self.source_image,
], enter_chroot=False) ], enter_chroot=False)
@ -250,6 +261,7 @@ class VirtualAUTest(unittest.TestCase, AUTest):
'--persist', '--persist',
'--kvm_pid=%s' % _KVM_PID_FILE, '--kvm_pid=%s' % _KVM_PID_FILE,
stateful_change_flag, stateful_change_flag,
'--src_image=%s' % self.source_image,
], enter_chroot=False) ], enter_chroot=False)
def VerifyImage(self, percent_required_to_pass): def VerifyImage(self, percent_required_to_pass):
@ -282,6 +294,9 @@ if __name__ == '__main__':
help='Remote address for real test.') help='Remote address for real test.')
parser.add_option('--no_graphics', action='store_true', parser.add_option('--no_graphics', action='store_true',
help='Disable graphics for the vm test.') help='Disable graphics for the vm test.')
parser.add_option('--no_delta', action='store_false', default=True,
dest='delta',
help='Disable using delta updates.')
# Set the usage to include flags. # Set the usage to include flags.
parser.set_usage(parser.format_help()) parser.set_usage(parser.format_help())
# Parse existing sys.argv so we can pass rest to unittest.main. # Parse existing sys.argv so we can pass rest to unittest.main.
@ -304,9 +319,12 @@ if __name__ == '__main__':
if not board: if not board:
parser.error('Need board to convert base image to vm.') parser.error('Need board to convert base image to vm.')
# Communicate flags to tests.
vm_graphics_flag = '' vm_graphics_flag = ''
if options.no_graphics: vm_graphics_flag = '--no_graphics' if options.no_graphics: vm_graphics_flag = '--no_graphics'
AUTest.use_delta_updates = options.delta
# Only run the test harness we care about. # Only run the test harness we care about.
if options.type == 'vm': if options.type == 'vm':
suite = unittest.TestLoader().loadTestsFromTestCase(VirtualAUTest) suite = unittest.TestLoader().loadTestsFromTestCase(VirtualAUTest)