diff options
| -rwxr-xr-x | tests/qemu-iotests/030 | 151 | ||||
| -rw-r--r-- | tests/qemu-iotests/030.out | 5 | ||||
| -rw-r--r-- | tests/qemu-iotests/group | 1 |
3 files changed, 157 insertions, 0 deletions
diff --git a/tests/qemu-iotests/030 b/tests/qemu-iotests/030 new file mode 100755 index 0000000000..1faf984200 --- /dev/null +++ b/tests/qemu-iotests/030 @@ -0,0 +1,151 @@ +#!/usr/bin/env python +# +# Tests for image streaming. +# +# Copyright (C) 2012 IBM Corp. +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# + +import os +import iotests +from iotests import qemu_img, qemu_io + +backing_img = os.path.join(iotests.test_dir, 'backing.img') +test_img = os.path.join(iotests.test_dir, 'test.img') + +class ImageStreamingTestCase(iotests.QMPTestCase): + '''Abstract base class for image streaming test cases''' + + def assert_no_active_streams(self): + result = self.vm.qmp('query-block-jobs') + self.assert_qmp(result, 'return', []) + +class TestSingleDrive(ImageStreamingTestCase): + image_len = 1 * 1024 * 1024 # MB + + def setUp(self): + qemu_img('create', backing_img, str(TestSingleDrive.image_len)) + qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % backing_img, test_img) + self.vm = iotests.VM().add_drive(test_img) + self.vm.launch() + + def tearDown(self): + self.vm.shutdown() + os.remove(test_img) + os.remove(backing_img) + + def test_stream(self): + self.assert_no_active_streams() + + result = self.vm.qmp('block_stream', device='drive0') + self.assert_qmp(result, 'return', {}) + + completed = False + while not completed: + for event in self.vm.get_qmp_events(wait=True): + if event['event'] == 'BLOCK_JOB_COMPLETED': + self.assert_qmp(event, 'data/type', 'stream') + self.assert_qmp(event, 'data/device', 'drive0') + self.assert_qmp(event, 'data/offset', self.image_len) + self.assert_qmp(event, 'data/len', self.image_len) + completed = True + + self.assert_no_active_streams() + + self.assertFalse('sectors not allocated' in qemu_io('-c', 'map', test_img), + 'image file not fully populated after streaming') + + def test_device_not_found(self): + result = self.vm.qmp('block_stream', device='nonexistent') + self.assert_qmp(result, 'error/class', 'DeviceNotFound') + +class TestStreamStop(ImageStreamingTestCase): + image_len = 8 * 1024 * 1024 * 1024 # GB + + def setUp(self): + qemu_img('create', backing_img, str(TestStreamStop.image_len)) + qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % backing_img, test_img) + self.vm = iotests.VM().add_drive(test_img) + self.vm.launch() + + def tearDown(self): + self.vm.shutdown() + os.remove(test_img) + os.remove(backing_img) + + def test_stream_stop(self): + import time + + self.assert_no_active_streams() + + result = self.vm.qmp('block_stream', device='drive0') + self.assert_qmp(result, 'return', {}) + + time.sleep(1) + events = self.vm.get_qmp_events(wait=False) + self.assertEqual(events, [], 'unexpected QMP event: %s' % events) + + self.vm.qmp('block_job_cancel', device='drive0') + self.assert_qmp(result, 'return', {}) + + cancelled = False + while not cancelled: + for event in self.vm.get_qmp_events(wait=True): + if event['event'] == 'BLOCK_JOB_CANCELLED': + self.assert_qmp(event, 'data/type', 'stream') + self.assert_qmp(event, 'data/device', 'drive0') + cancelled = True + + self.assert_no_active_streams() + +# This is a short performance test which is not run by default. +# Invoke "IMGFMT=qed ./030 TestSetSpeed.perf_test_set_speed" +class TestSetSpeed(ImageStreamingTestCase): + image_len = 80 * 1024 * 1024 # MB + + def setUp(self): + qemu_img('create', backing_img, str(TestSetSpeed.image_len)) + qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % backing_img, test_img) + self.vm = iotests.VM().add_drive(test_img) + self.vm.launch() + + def tearDown(self): + self.vm.shutdown() + os.remove(test_img) + os.remove(backing_img) + + def perf_test_set_speed(self): + self.assert_no_active_streams() + + result = self.vm.qmp('block_stream', device='drive0') + self.assert_qmp(result, 'return', {}) + + result = self.vm.qmp('block_job_set_speed', device='drive0', value=8 * 1024 * 1024) + self.assert_qmp(result, 'return', {}) + + completed = False + while not completed: + for event in self.vm.get_qmp_events(wait=True): + if event['event'] == 'BLOCK_JOB_COMPLETED': + self.assert_qmp(event, 'data/type', 'stream') + self.assert_qmp(event, 'data/device', 'drive0') + self.assert_qmp(event, 'data/offset', self.image_len) + self.assert_qmp(event, 'data/len', self.image_len) + completed = True + + self.assert_no_active_streams() + +if __name__ == '__main__': + iotests.main(supported_fmts=['qcow2', 'qed']) diff --git a/tests/qemu-iotests/030.out b/tests/qemu-iotests/030.out new file mode 100644 index 0000000000..8d7e996700 --- /dev/null +++ b/tests/qemu-iotests/030.out @@ -0,0 +1,5 @@ +... +---------------------------------------------------------------------- +Ran 3 tests + +OK diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group index 0a5c866014..fcf869d36e 100644 --- a/tests/qemu-iotests/group +++ b/tests/qemu-iotests/group @@ -36,3 +36,4 @@ 027 rw auto 028 rw backing auto 029 rw auto +030 rw auto |