The block-stream command has traditionally used the 'base' parameter to indicate the image to copy the data from. This test checks that the 'base-node' parameter can also be used for the same purpose.
Signed-off-by: Alberto Garcia <be...@igalia.com> --- tests/qemu-iotests/030 | 33 +++++++++++++++++++++++++++++++++ tests/qemu-iotests/030.out | 4 ++-- 2 files changed, 35 insertions(+), 2 deletions(-) diff --git a/tests/qemu-iotests/030 b/tests/qemu-iotests/030 index 6736004..44729f5 100755 --- a/tests/qemu-iotests/030 +++ b/tests/qemu-iotests/030 @@ -347,6 +347,39 @@ class TestParallelOps(iotests.QMPTestCase): self.assert_no_active_block_jobs() + # Test the base_node parameter + def test_stream_base_node_name(self): + self.assert_no_active_block_jobs() + + self.assertNotEqual(qemu_io('-f', iotests.imgfmt, '-c', 'map', self.imgs[4]), + qemu_io('-f', iotests.imgfmt, '-c', 'map', self.imgs[3]), + 'image file map matches backing file before streaming') + + # Error: the base node does not exist + result = self.vm.qmp('block-stream', device='node4', base_node='none', job_id='stream') + self.assert_qmp(result, 'error/class', 'GenericError') + + # Error: the base node is not a backing file of the top node + result = self.vm.qmp('block-stream', device='node4', base_node='node6', job_id='stream') + self.assert_qmp(result, 'error/class', 'GenericError') + + # Error: the base node is the same as the top node + result = self.vm.qmp('block-stream', device='node4', base_node='node4', job_id='stream') + self.assert_qmp(result, 'error/class', 'GenericError') + + # Success: the base node is a backing file of the top node + result = self.vm.qmp('block-stream', device='node4', base_node='node2', job_id='stream') + self.assert_qmp(result, 'return', {}) + + self.wait_until_completed(drive='stream') + + self.assert_no_active_block_jobs() + self.vm.shutdown() + + self.assertEqual(qemu_io('-f', iotests.imgfmt, '-c', 'map', self.imgs[4]), + qemu_io('-f', iotests.imgfmt, '-c', 'map', self.imgs[3]), + 'image file map matches backing file after streaming') + class TestQuorum(iotests.QMPTestCase): num_children = 3 children = [] diff --git a/tests/qemu-iotests/030.out b/tests/qemu-iotests/030.out index c6a10f8..84bfd63 100644 --- a/tests/qemu-iotests/030.out +++ b/tests/qemu-iotests/030.out @@ -1,5 +1,5 @@ -..................... +...................... ---------------------------------------------------------------------- -Ran 21 tests +Ran 22 tests OK -- 2.9.3